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CN119502489B - SGP film laminated glass and production process thereof - Google Patents

SGP film laminated glass and production process thereof

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Publication number
CN119502489B
CN119502489B CN202411695392.8A CN202411695392A CN119502489B CN 119502489 B CN119502489 B CN 119502489B CN 202411695392 A CN202411695392 A CN 202411695392A CN 119502489 B CN119502489 B CN 119502489B
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CN
China
Prior art keywords
modified
sgp
reacting
mixing
ethanol
Prior art date
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Application number
CN202411695392.8A
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Chinese (zh)
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CN119502489A (en
Inventor
晏晓峰
冯建群
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Qun'an Plastic Industry Co ltd
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Dongguan Qun'an Plastic Industry Co ltd
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Priority to CN202411695392.8A priority Critical patent/CN119502489B/en
Publication of CN119502489A publication Critical patent/CN119502489A/en
Application granted granted Critical
Publication of CN119502489B publication Critical patent/CN119502489B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00Producing flat articles, e.g. films or sheets
    • B29D7/01Films or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • B32B17/10036Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/1077Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing polyurethane
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10807Making laminated safety glass or glazing; Apparatus therefor
    • B32B17/10816Making laminated safety glass or glazing; Apparatus therefor by pressing
    • B32B17/10871Making laminated safety glass or glazing; Apparatus therefor by pressing in combination with particular heat treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/18Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/18Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B32B27/205Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents the fillers creating voids or cavities, e.g. by stretching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04Interconnection of layers
    • B32B7/12Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C27/00Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/06Joining glass to glass by processes other than fusing
    • C03C27/10Joining glass to glass by processes other than fusing with the aid of adhesive specially adapted for that purpose
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18Manufacture of films or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00Layers arrangement
    • B32B2250/40Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/304Insulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/71Resistive to light or to UV
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04Polyurethanes
    • C08J2375/14Polyurethanes having carbon-to-carbon unsaturated bonds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00Use of pretreated ingredients
    • C08K9/04Ingredients treated with organic substances
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00Use of pretreated ingredients
    • C08K9/04Ingredients treated with organic substances
    • C08K9/06Ingredients treated with organic substances with silicon-containing compounds

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ceramic Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

本发明公开了一种SGP胶片夹胶玻璃及其生产工艺通过将改性树脂和SGP夹胶树脂混合挤出流延成膜,制得夹胶片,将夹胶片置于两块玻璃之间高温压制,当改性树脂和SGP夹胶树脂熔融时,改性树脂上的双键能够与SGP夹胶树脂上的分子链接枝,改性树脂分子链主体为含有有机硅链段的聚氨酯结构,能够提升SGP夹胶树脂的隔热效果,且改性填料中含有多空洞结构,使得隔热效果进一步提升,且改性树脂中的含钛有机硅树脂链段、改性填料表面含有二氧化锡以及改性树脂中的苯并三唑结构,能够增加夹胶片变对紫外线的吸收,减少了紫外线的照射。The invention discloses an SGP film laminated glass and a production process thereof. A modified resin and an SGP laminated resin are mixed and extruded to form a film, so as to prepare a laminated sheet. The laminated sheet is placed between two pieces of glass and pressed at high temperature. When the modified resin and the SGP laminated resin are melted, double bonds on the modified resin can be grafted with molecular chains on the SGP laminated resin. The main body of the molecular chain of the modified resin is a polyurethane structure containing an organic silicon segment, so that the heat insulation effect of the SGP laminated resin can be improved. The modified filler contains a multi-void structure, so that the heat insulation effect is further improved. The titanium-containing organic silicon resin segment in the modified resin, the tin dioxide on the surface of the modified filler and the benzotriazole structure in the modified resin can increase the absorption of ultraviolet rays by the laminated sheet, and reduce the irradiation of ultraviolet rays.

Description

SGP film laminated glass and production process thereof
Technical Field
The invention relates to the field of laminated glass preparation, in particular to SGP film laminated glass and a production process thereof.
Background
The laminated glass is a composite glass product which is formed by permanently bonding two or more pieces of glass with one or more layers of organic polymer intermediate films therebetween and performing special high-temperature pre-pressing (or vacuumizing) and high-temperature high-pressure process treatment. Even if the glass breaks, the broken glass can be stuck on the film, and the broken glass surface still keeps clean and smooth. The utility model effectively prevents the occurrence of the stabbing and penetrating falling events of the fragments, and ensures the personal safety. Most building glass adopts laminated glass, so that not only is injury accidents avoided, but also the laminated glass has excellent anti-seismic invasion capacity. The intermediate membrane can resist continuous attacks of muzzles such as hammers, firewood splitters and the like, can resist bullet penetration in a quite long time, and has extremely high safety precaution degree. Common laminated glass intermediate films include PVB, SGP, EVA, PU and the like, but the heat insulation effect generally influences the use of the laminated glass.
Disclosure of Invention
The invention aims to provide SGP film laminated glass and a production process thereof, which solve the problem that the heat insulation effect of films in the SGP film laminated glass at the present stage is common.
The aim of the invention can be achieved by the following technical scheme:
a production process of SGP film laminated glass specifically comprises the following steps:
Step S1, mixing a modified prepolymer, ethylenediamine and DMF (dimethyl formamide), introducing nitrogen for protection, reacting for 2-3 hours at the rotating speed of 150-200r/min and the temperature of 30-40 ℃, adding KH560, adjusting the pH value to 11-12, reacting for 3-5 hours to obtain pretreated polyurethane, mixing pretreated polyurethane, diphenylmethane diisocyanate and DMF, introducing nitrogen for protection, reacting for 5-6 hours at the rotating speed of 150-200r/min and the temperature of 30-40 ℃, adding N- (2-hydroxyethyl) maleimide, and continuing to react for 4-6 hours to obtain modified polyurethane;
And S2, uniformly mixing modified polyurethane, modified filler, dimethyl diethoxysilane, ethanol and DMF (dimethyl formamide), stirring and adding deionized water and hydrochloric acid at the rotating speed of 120-150r/min and the temperature of 65-70 ℃ for reaction for 2-3 hours, adding tetrabutyl titanate, continuing to react for 2-3 hours, heating to 120-130 ℃ for reaction for 3-5 hours to obtain modified resin, mixing the modified resin, SGP laminating resin and dicumyl peroxide, extruding and casting to form a film at the feeding section temperature of 190 ℃ and the melting section temperature of 180 ℃ and the discharging section temperature of 150 ℃ to obtain laminated glass, and placing the laminated glass between two pieces of glass for high-temperature pressing to obtain the SGP laminated glass.
The molar ratio of the isocyanate groups to the ethylenediamine on the modified prepolymer in the step S1 is 1:1, and the hydroxyl groups, the diphenylmethane diisocyanate and the N- (2-hydroxyethyl) maleimide n:2 on the pretreated polyurethane are natural numbers larger than 1.
The dosage ratio of the modified polyurethane to the modified filler to the dimethyl diethoxysilane to the ethanol to the DMF to the deionized water to the hydrochloric acid solution to the tetrabutyl titanate is 5g:80mg:1mmo l:10mL:50mL:20mL:3mL:1.5mmo l, the mass fraction of the hydrochloric acid solution is 10%, and the weight ratio of the modified resin to the SGP laminating resin is 30-50:80-100:1-3.
Further, the modified prepolymer is prepared by the following steps:
Uniformly mixing p-chloro-o-nitroaniline, p-hydroxystyrene, sodium nitrite and potassium hydrogen sulfate, placing in a mortar, grinding for 20-30min at the temperature of 20-25 ℃ to obtain azo dye, uniformly mixing the azo dye, ethanol and sodium hydroxide solution, stirring at the rotating speed of 600-800r/min and the temperature of 80-85 ℃ and adding sodium dithionite, and reacting for 1-1.5h to obtain an intermediate 1;
Step A2, uniformly mixing metal magnesium, iodine and tetrahydrofuran, introducing nitrogen for protection, stirring and adding 2-bromothiophene at the rotation speed of 60-80r/min and the temperature of 20-25 ℃, heating to 60-70 ℃ for reaction for 3-5h to obtain an intermediate 2, uniformly mixing the intermediate 1, the intermediate 2 and the tetrahydrofuran, and reacting for 5-6h at the rotation speed of 150-200r/min and the temperature of 60-70 ℃ to obtain a modifier;
And step A3, uniformly mixing a modifier, diethanolamine and DMF, introducing nitrogen for protection, stirring and adding sodium hydroxide to a pH value of 10-11 under the conditions of a rotating speed of 120-150r/min and a temperature of 20-25 ℃ for reaction for 3-5 hours, regulating the pH value to be neutral to obtain a modified monomer, mixing the modified monomer, diphenylmethane diisocyanate and DMF, and reacting for 2-4 hours under the conditions of a rotating speed of 120-150r/min and a temperature of 40-50 ℃ to obtain the modified prepolymer.
Further, the molar ratio of the p-chloro-o-nitroaniline to the p-hydroxystyrene to the sodium nitrite to the potassium bisulfate in the step A1 is 1:1.1:1:1, and the dosage ratio of the azo dye to the ethanol to the sodium hydroxide solution to the sodium dithionite is 25mmo l:50mL:50mL:82mmo l.
Further, the dosage ratio of magnesium metal, iodine, tetrahydrofuran and 2-bromothiophene in the step A2 is 1.1mo l:1mo l:100mL:1mo l, and the molar ratio of the intermediate 1 to the intermediate 2 is 1:1.
Further, the molar ratio of the modifier to the diethanolamine in the step A3 is 1:1, and the molar ratio of the modified monomer to the diphenylmethane diisocyanate is 1:2.1.
Further, the modified filler is prepared by the following steps:
uniformly mixing triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate and deionized water, stirring at the rotating speed of 150-200r/min and the temperature of 80-85 ℃, adding tetraethoxysilane, KH550 and ethanol, reacting for 4-6 hours, centrifuging to remove a supernatant, adding a substrate into a hydrochloric acid solution, performing ultrasonic treatment at the frequency of 20-30kHz and the temperature of 20-25 ℃ for 5-10 minutes, heating to 60-70 ℃, and preserving heat for 5-7 hours to obtain the aminated nano silicon dioxide;
And B2, uniformly mixing the amination nano silicon dioxide, the stannic chloride and the ethanol, stirring and adding deionized water and ammonia water to a pH value of 10-12 at a rotating speed of 120-150r/min and a temperature of 30-40 ℃, stirring for 10-15min, heating to 150-160 ℃ for reaction for 20-25h to obtain the modified nano silicon dioxide, dispersing the modified nano silicon dioxide in the ethanol, introducing nitrogen for protection, stirring and adding 3-isocyanatopropyl triethoxysilane at a rotating speed of 300-500r/min and a temperature of 30-40 ℃ for reaction for 2-3h, and obtaining the modified filler.
Further, the dosage ratio of triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate, deionized water, ethyl orthosilicate, KH550 and ethanol in the step B1 is 65mg:380mg:550mg:25mL:10mmo l:5mmo l:5mL, the dosage ratio of the base material and the hydrochloric acid solution is 1mg to 1mL, and the mass fraction of the hydrochloric acid solution is 5%.
Further, the dosage ratio of the amination nano silicon dioxide to the stannic chloride to the ethanol to the deionized water in the step B2 is 2g:2mmo l:10mL:10mL, and the molar ratio of the amino group on the surface of the modified nano silicon dioxide to the 3-isocyanatopropyl triethoxysilane is 1:1.
The SGP film laminated glass has the beneficial effects that the laminated glass is prepared by mixing and extruding modified resin and SGP laminated resin to form a film, the laminated film is arranged between two pieces of glass and pressed at high temperature, the modified resin takes modified prepolymer and ethylenediamine as raw materials, isocyanate groups on the modified prepolymer react with amino groups on ethylenediamine to form amino end caps, the amino end caps react with KH560 to react epoxy groups on KH560 with amino groups to prepare pretreated polyurethane, the pretreated polyurethane reacts with diphenylmethane diisocyanate to react hydroxyl groups on the pretreated polyurethane with isocyanate groups on the diphenylmethane diisocyanate, the N- (2-hydroxyethyl) maleimide end caps are used to prepare modified polyurethane, and the modified polyurethane, modified filler, dimethyl diethoxysilane and tetrabutyl titanate are hydrolyzed and condensed to prepare the modified resin.
The modified prepolymer takes p-chloro-o-nitroaniline and p-hydroxy-styrene as raw materials, azo dye is formed under the action of sodium nitrite and potassium bisulfate, the azo dye is treated by sodium dithionite to form a benzotriazole structure to prepare an intermediate 1, magnesium metal and iodine are treated by 2-bromothiophene to form thienyl magnesium bromide to prepare an intermediate 2, the intermediate 1 and the intermediate 2 are reacted to enable chlorine atom sites on the intermediate 1 to react with magnesium bromide on the intermediate 2 to prepare a modifier, the modifier and ethylene glycol amine are reacted to enable double bonds on the modifier and secondary amine on the ethylene glycol amine to be Michael-added to prepare a modified monomer, and the modified monomer and diphenylmethane diisocyanate are reacted to prepare the modified prepolymer.
The modified filler is prepared by polycondensation of tetraethoxysilane and KH550 serving as raw materials, triethanolamine, cetyltrimethylammonium bromide and sodium trifluoroacetate serving as a surfactant and a template agent, so that micropores are formed in the prepared nano silicon dioxide to prepare aminated nano silicon dioxide, tin tetrachloride serving as a raw material is inlaid in the micropores of the aminated nano silicon dioxide to prepare modified di-nano silicon dioxide, and the modified nano silicon dioxide reacts with 3-isocyanatopropyl triethoxysilane to react with amino groups on the modified nano silicon dioxide and isocyanato groups on the 3-isocyanatopropyl triethoxysilane.
When the modified resin and the SGP laminated resin are molten, double bonds on the modified resin can be grafted with molecular chains on the SGP laminated resin, a molecular chain main body of the modified resin is of a polyurethane structure containing an organosilicon chain segment, the heat insulation effect of the SGP laminated resin can be improved, and the modified filler contains a multi-cavity structure, so that the heat insulation effect is further improved, and titanium-containing organosilicon resin chain segments in the modified resin, tin dioxide on the surface of the modified filler and benzotriazole structures in the modified resin can be increased, the absorption of ultraviolet rays by a laminated sheet can be increased, and the irradiation of ultraviolet rays can be reduced.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
A production process of SGP film laminated glass specifically comprises the following steps:
Step S1, mixing a modified prepolymer, ethylenediamine and DMF (dimethyl formamide), introducing nitrogen for protection, reacting for 2 hours at the temperature of 30 ℃ at the speed of 150r/min, adding KH560, adjusting the pH value to 11, reacting for 3 hours to obtain pretreated polyurethane, mixing the pretreated polyurethane, diphenylmethane diisocyanate and DMF, introducing nitrogen for protection, reacting for 5 hours at the temperature of 30 ℃ at the speed of 150r/min, adding N- (2-hydroxyethyl) maleimide, and continuing reacting for 4 hours to obtain modified polyurethane;
And S2, uniformly mixing modified polyurethane, modified filler, dimethyl diethoxysilane, ethanol and DMF (dimethyl formamide), stirring and adding deionized water and hydrochloric acid at the rotation speed of 120r/min and the temperature of 65 ℃, reacting for 2 hours, adding tetrabutyl titanate, continuously reacting for 2 hours, heating to 120 ℃, reacting for 3 hours to obtain modified resin, mixing the modified resin, SGP laminating resin and dicumyl peroxide, extruding and casting to form a film at the feeding section temperature of 190 ℃, the melting section temperature of 180 ℃ and the discharging section temperature of 150 ℃, preparing a laminating film, placing the laminating film between two pieces of glass, and pressing at high temperature to obtain SGP laminating glass.
The molar ratio of isocyanate groups to ethylenediamine on the modified prepolymer in the step S1 is 1:1, and the molar ratio of hydroxyl groups, diphenylmethane diisocyanate and N- (2-hydroxyethyl) maleimide on the pretreated polyurethane is 1:1:2.
The dosage ratio of the modified polyurethane to the modified filler to the dimethyl diethoxysilane to the ethanol to the DMF to the deionized water to the hydrochloric acid solution to the tetrabutyl titanate in the step S2 is 5g:80mg:1mmo l:10mL:50mL:20mL:3mL:1.5mmo l, the mass fraction of the hydrochloric acid solution is 10%, and the weight ratio of the modified resin to the SGP laminating resin is 30:80:1.
The modified prepolymer is prepared by the following steps:
Uniformly mixing p-chloro-o-nitroaniline, p-hydroxystyrene, sodium nitrite and potassium hydrogen sulfate, placing in a mortar, grinding for 20min at the temperature of 20 ℃ to obtain azo dye, uniformly mixing the azo dye, ethanol and sodium hydroxide solution, stirring at the rotating speed of 600r/min at the temperature of 80 ℃ and adding sodium dithionite, and reacting for 1h to obtain an intermediate 1;
Step A2, uniformly mixing metal magnesium, iodine and tetrahydrofuran, introducing nitrogen for protection, stirring and adding 2-bromothiophene under the conditions of the rotating speed of 60r/min and the temperature of 20 ℃, heating to 60 ℃, reacting for 3 hours to obtain an intermediate 2, uniformly mixing the intermediate 1, the intermediate 2 and the tetrahydrofuran, and reacting for 5 hours under the conditions of the rotating speed of 150r/min and the temperature of 60 ℃ to obtain a modifier;
And step A3, uniformly mixing a modifier, diethanolamine and DMF, introducing nitrogen for protection, stirring and adding sodium hydroxide to the pH value of 10 under the conditions of the rotating speed of 120r/min and the temperature of 20 ℃, reacting for 3 hours, regulating the pH value to be neutral, preparing a modified monomer, mixing the modified monomer, diphenylmethane diisocyanate and DMF, and reacting for 2 hours under the conditions of the rotating speed of 120r/min and the temperature of 40 ℃ to prepare the modified prepolymer.
The mol ratio of the p-chloro-o-nitroaniline to the p-hydroxystyrene to the sodium nitrite to the potassium bisulfate in the step A1 is 1:1.1:1, and the dosage ratio of the azo dye to the ethanol to the sodium hydroxide solution to the sodium dithionite is 25mmo l:50mL:50mL:82mmo l.
The dosage ratio of the magnesium metal, iodine, tetrahydrofuran and 2-bromothiophene in the step A2 is 1.1mo l:1mo l:100mL:1mo l, and the mol ratio of the intermediate 1 to the intermediate 2 is 1:1.
The mol ratio of the modifier to the diethanol amine in the step A3 is 1:1, and the mol ratio of the modified monomer to the diphenylmethane diisocyanate is 1:2.1.
The modified filler is prepared by the following steps:
Uniformly mixing triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate and deionized water, stirring at the rotating speed of 150r/min and the temperature of 80 ℃, adding tetraethoxysilane, KH550 and ethanol, reacting for 4 hours, centrifuging to remove a supernatant, adding a substrate into a hydrochloric acid solution, performing ultrasonic treatment at the frequency of 20kHz and the temperature of 20 ℃ for 5 minutes, heating to 60 ℃, and preserving heat for 5 hours to obtain the aminated nano silicon dioxide;
And B2, uniformly mixing the aminated nano silicon dioxide, the stannic chloride and the ethanol, stirring and adding deionized water and ammonia water to the pH value of 10 at the rotation speed of 120r/min and the temperature of 30 ℃, stirring for 10min, heating to 150 ℃ for reaction for 20 hours to obtain the modified nano silicon dioxide, dispersing the modified nano silicon dioxide in the ethanol, introducing nitrogen for protection, stirring and adding 3-isocyanatopropyl triethoxysilane at the rotation speed of 300r/min and the temperature of 30 ℃ for reaction for 2 hours, and obtaining the modified filler.
And B1, wherein the dosage ratio of triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate, deionized water, tetraethoxysilane, KH550 and ethanol is 65mg:380mg:550mg:25mL:10mmo l:5mmo l:5mL, the dosage ratio of the base material to the hydrochloric acid solution is 1 mg/1 mL, and the mass fraction of the hydrochloric acid solution is 5%.
The dosage ratio of the amination nanometer silicon dioxide to the stannic chloride to the ethanol to the deionized water in the step B2 is 2g:2mmo l:10mL:10mL, and the molar ratio of the amino group on the surface of the modified nanometer silicon dioxide to the 3-isocyanatopropyl triethoxysilane is 1:1.
Example 2
A production process of SGP film laminated glass specifically comprises the following steps:
Step S1, mixing a modified prepolymer, ethylenediamine and DMF (dimethyl formamide), introducing nitrogen for protection, reacting for 3 hours at the rotation speed of 150r/min and the temperature of 35 ℃, adding KH560, adjusting the pH value to 11, reacting for 4 hours to obtain pretreated polyurethane, mixing the pretreated polyurethane, diphenylmethane diisocyanate and DMF, introducing nitrogen for protection, reacting for 6 hours at the rotation speed of 150r/min and the temperature of 35 ℃, adding N- (2-hydroxyethyl) maleimide, and continuing to react for 5 hours to obtain modified polyurethane;
And S2, uniformly mixing modified polyurethane, modified filler, dimethyl diethoxysilane, ethanol and DMF (dimethyl formamide), stirring and adding deionized water and hydrochloric acid at the rotation speed of 120r/min and the temperature of 68 ℃, reacting for 3 hours, adding tetrabutyl titanate, continuously reacting for 2 hours, heating to 125 ℃, reacting for 4 hours to obtain modified resin, mixing the modified resin, SGP laminating resin and dicumyl peroxide, extruding and casting to form a film at the feeding section temperature of 190 ℃, the melting section temperature of 180 ℃ and the discharging section temperature of 150 ℃, preparing a laminating film, placing the laminating film between two pieces of glass, and pressing at high temperature to obtain SGP laminating glass.
The molar ratio of isocyanate groups to ethylenediamine on the modified prepolymer in the step S1 is 1:1, and the hydroxyl groups, diphenylmethane diisocyanate and N- (2-hydroxyethyl) maleimide on the pretreated polyurethane are 2:2:2.
The dosage ratio of the modified polyurethane to the modified filler to the dimethyl diethoxysilane to the ethanol to the DMF to the deionized water to the hydrochloric acid solution to the tetrabutyl titanate in the step S2 is 5g:80mg:1mmo l:10mL:50mL:20mL:3mL:1.5mmo l, the mass fraction of the hydrochloric acid solution is 10%, and the weight ratio of the modified resin to the SGP laminating resin is 40:90:2.
The modified prepolymer is prepared by the following steps:
Uniformly mixing p-chloro-o-nitroaniline, p-hydroxystyrene, sodium nitrite and potassium hydrogen sulfate, placing in a mortar, grinding for 25min at the temperature of 20 ℃ to obtain azo dye, uniformly mixing the azo dye, ethanol and sodium hydroxide solution, stirring at the rotating speed of 600r/min at the temperature of 80 ℃ and adding sodium dithionite, and reacting for 1.5h to obtain an intermediate 1;
Step A2, uniformly mixing metal magnesium, iodine and tetrahydrofuran, introducing nitrogen for protection, stirring and adding 2-bromothiophene under the conditions of the rotating speed of 60r/min and the temperature of 25 ℃, heating to 65 ℃ for reaction for 4 hours to obtain an intermediate 2, uniformly mixing the intermediate 1, the intermediate 2 and the tetrahydrofuran, and reacting for 6 hours under the conditions of the rotating speed of 150r/min and the temperature of 65 ℃ to obtain a modifier;
And step A3, uniformly mixing a modifier, diethanolamine and DMF, introducing nitrogen for protection, stirring and adding sodium hydroxide to the pH value of 10 under the conditions of the rotating speed of 150r/min and the temperature of 20 ℃, reacting for 4 hours, regulating the pH value to be neutral, preparing a modified monomer, mixing the modified monomer, diphenylmethane diisocyanate and DMF, and reacting for 3 hours under the conditions of the rotating speed of 120r/min and the temperature of 45 ℃ to prepare the modified prepolymer.
The mol ratio of the p-chloro-o-nitroaniline to the p-hydroxystyrene to the sodium nitrite to the potassium bisulfate in the step A1 is 1:1.1:1, and the dosage ratio of the azo dye to the ethanol to the sodium hydroxide solution to the sodium dithionite is 25mmo l:50mL:50mL:82mmo l.
The dosage ratio of the magnesium metal, iodine, tetrahydrofuran and 2-bromothiophene in the step A2 is 1.1mo l:1mo l:100mL:1mo l, and the mol ratio of the intermediate 1 to the intermediate 2 is 1:1.
The mol ratio of the modifier to the diethanol amine in the step A3 is 1:1, and the mol ratio of the modified monomer to the diphenylmethane diisocyanate is 1:2.1.
The modified filler is prepared by the following steps:
Uniformly mixing triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate and deionized water, stirring at the rotating speed of 150r/min and the temperature of 85 ℃, adding tetraethoxysilane, KH550 and ethanol, reacting for 5 hours, centrifuging to remove a supernatant, adding a substrate into a hydrochloric acid solution, performing ultrasonic treatment at the frequency of 25kHz and the temperature of 20 ℃ for 8 minutes, heating to 65 ℃, and preserving heat for 6 hours to obtain the aminated nano silicon dioxide;
and B2, uniformly mixing the aminated nano silicon dioxide, the stannic chloride and the ethanol, stirring and adding deionized water and ammonia water to the pH value of 10 at the rotating speed of 150r/min and the temperature of 35 ℃, stirring for 10min, heating to 155 ℃ for reaction for 23h to obtain the modified nano silicon dioxide, dispersing the modified nano silicon dioxide in the ethanol, introducing nitrogen for protection, stirring and adding 3-isocyanatopropyl triethoxysilane at the rotating speed of 500r/min and the temperature of 35 ℃ for reaction for 2h to obtain the modified filler.
And B1, wherein the dosage ratio of triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate, deionized water, tetraethoxysilane, KH550 and ethanol is 65mg:380mg:550mg:25mL:10mmo l:5mmo l:5mL, the dosage ratio of the base material to the hydrochloric acid solution is 1 mg/1 mL, and the mass fraction of the hydrochloric acid solution is 5%.
The dosage ratio of the amination nanometer silicon dioxide to the stannic chloride to the ethanol to the deionized water in the step B2 is 2g:2mmo l:10mL:10mL, and the molar ratio of the amino group on the surface of the modified nanometer silicon dioxide to the 3-isocyanatopropyl triethoxysilane is 1:1.
Example 3
A production process of SGP film laminated glass specifically comprises the following steps:
Step S1, mixing a modified prepolymer, ethylenediamine and DMF (dimethyl formamide), introducing nitrogen for protection, reacting for 3 hours at the temperature of 40 ℃ at the speed of 200r/min, adding KH560, adjusting the pH value to 12, reacting for 5 hours to obtain pretreated polyurethane, mixing the pretreated polyurethane, diphenylmethane diisocyanate and DMF, introducing nitrogen for protection, reacting for 6 hours at the temperature of 40 ℃ at the speed of 200r/min, adding N- (2-hydroxyethyl) maleimide, and continuing to react for 6 hours to obtain modified polyurethane;
And S2, uniformly mixing modified polyurethane, modified filler, dimethyl diethoxysilane, ethanol and DMF (dimethyl formamide), stirring and adding deionized water and hydrochloric acid at the rotation speed of 150r/min and the temperature of 70 ℃, reacting for 3 hours, adding tetrabutyl titanate, continuously reacting for 3 hours, heating to 130 ℃, reacting for 5 hours to obtain modified resin, mixing the modified resin, SGP laminating resin and dicumyl peroxide, extruding and casting to form a film at the feeding section temperature of 190 ℃, the melting section temperature of 180 ℃ and the discharging section temperature of 150 ℃, preparing a laminating film, placing the laminating film between two pieces of glass, and pressing at high temperature to obtain SGP laminating glass.
The molar ratio of isocyanate groups to ethylenediamine on the modified prepolymer in the step S1 is 1:1, and the hydroxyl groups, diphenylmethane diisocyanate and N- (2-hydroxyethyl) maleimide on the pretreated polyurethane are 3:3:2.
The dosage ratio of the modified polyurethane to the modified filler to the dimethyl diethoxysilane to the ethanol to the DMF to the deionized water to the hydrochloric acid solution to the tetrabutyl titanate is 5g:80mg:1mmo l:10mL:50mL:20mL:3mL:1.5mmo l, the mass fraction of the hydrochloric acid solution is 10%, and the weight ratio of the modified resin to the SGP laminating resin is 50:100:3.
The modified prepolymer is prepared by the following steps:
uniformly mixing p-chloro-o-nitroaniline, p-hydroxystyrene, sodium nitrite and potassium hydrogen sulfate, placing in a mortar, grinding for 30min at the temperature of 25 ℃ to obtain azo dye, uniformly mixing the azo dye, ethanol and sodium hydroxide solution, stirring at the rotating speed of 800r/min at the temperature of 85 ℃ and adding sodium dithionite, and reacting for 1.5h to obtain an intermediate 1;
Step A2, uniformly mixing metal magnesium, iodine and tetrahydrofuran, introducing nitrogen for protection, stirring and adding 2-bromothiophene under the conditions of the rotating speed of 80r/min and the temperature of 25 ℃, heating to 70 ℃ for reaction for 5 hours to obtain an intermediate 2, uniformly mixing the intermediate 1, the intermediate 2 and the tetrahydrofuran, and reacting for 6 hours under the conditions of the rotating speed of 200r/min and the temperature of 70 ℃ to obtain a modifier;
And step A3, uniformly mixing a modifier, diethanolamine and DMF, introducing nitrogen for protection, stirring and adding sodium hydroxide to the pH value of 11 at the rotating speed of 150r/min and the temperature of 25 ℃, reacting for 5 hours, regulating the pH value to be neutral, preparing a modified monomer, mixing the modified monomer, diphenylmethane diisocyanate and DMF, and reacting for 4 hours at the rotating speed of 150r/min and the temperature of 50 ℃ to obtain the modified prepolymer.
The mol ratio of the p-chloro-o-nitroaniline to the p-hydroxystyrene to the sodium nitrite to the potassium bisulfate in the step A1 is 1:1.1:1, and the dosage ratio of the azo dye to the ethanol to the sodium hydroxide solution to the sodium dithionite is 25mmo l:50mL:50mL:82mmo l.
The dosage ratio of the magnesium metal, iodine, tetrahydrofuran and 2-bromothiophene in the step A2 is 1.1mo l:1mo l:100mL:1mo l, and the mol ratio of the intermediate 1 to the intermediate 2 is 1:1.
The mol ratio of the modifier to the diethanol amine in the step A3 is 1:1, and the mol ratio of the modified monomer to the diphenylmethane diisocyanate is 1:2.1.
The modified filler is prepared by the following steps:
Uniformly mixing triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate and deionized water, stirring at the rotating speed of 200r/min and the temperature of 85 ℃, adding tetraethoxysilane, KH550 and ethanol, reacting for 6 hours, centrifuging to remove a supernatant, adding a substrate into a hydrochloric acid solution, performing ultrasonic treatment at the frequency of 30kHz and the temperature of 25 ℃ for 10 minutes, heating to 70 ℃, and preserving heat for 7 hours to obtain the aminated nano silicon dioxide;
And B2, uniformly mixing the aminated nano silicon dioxide, the stannic chloride and the ethanol, stirring and adding deionized water and ammonia water to reach the pH of 12 at the rotation speed of 150r/min and the temperature of 40 ℃, stirring for 15min, heating to 160 ℃, reacting for 25h to obtain the modified nano silicon dioxide, dispersing the modified nano silicon dioxide in the ethanol, introducing nitrogen for protection, stirring and adding 3-isocyanatopropyl triethoxysilane at the rotation speed of 500r/min and the temperature of 40 ℃, and reacting for 3h to obtain the modified filler.
And B1, wherein the dosage ratio of triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate, deionized water, tetraethoxysilane, KH550 and ethanol is 65mg:380mg:550mg:25mL:10mmo l:5mmo l:5mL, the dosage ratio of the base material to the hydrochloric acid solution is 1 mg/1 mL, and the mass fraction of the hydrochloric acid solution is 5%.
The dosage ratio of the amination nanometer silicon dioxide to the stannic chloride to the ethanol to the deionized water in the step B2 is 2g:2mmo l:10mL:10mL, and the molar ratio of the amino group on the surface of the modified nanometer silicon dioxide to the 3-isocyanatopropyl triethoxysilane is 1:1.
Comparative example 1
This comparative example uses nanosilica instead of modified filler as compared to example 1, the rest of the procedure being the same.
Comparative example 2
This comparative example uses aminated nanosilica instead of modified nanosilica as compared to example 1, the rest of the procedure being the same.
Comparative example 3
This comparative example uses diphenylmethane diisocyanate instead of the modified prepolymer as compared to example 1, with the remainder of the procedure being the same.
Comparative example 4
This comparative example uses SGP pinch instead of pinch as compared to example 1, the rest of the procedure being the same.
The laminated glass and the common glass obtained in examples 1 to 3 and comparative examples 1 to 4 were prepared into a sample having a volume of 1m 3, and the sample was manually subjected to a simulation of a solar light source, irradiated for 8 hours, and compared with the temperature difference in the space of the common glass, and the detection results were shown in the following table.
The table shows that the application has good heat insulation effect.
The foregoing is merely illustrative and explanatory of the principles of the invention, as various modifications and additions may be made to the specific embodiments described, or similar thereto, by those skilled in the art, without departing from the principles of the invention or beyond the scope of the appended claims.

Claims (8)

1. A production process of SGP film laminated glass is characterized by comprising the following steps:
Step S1, mixing a modified prepolymer, ethylenediamine and DMF, introducing nitrogen for protection, reacting, adding KH560 for reaction to obtain pretreated polyurethane, mixing the pretreated polyurethane, diphenylmethane diisocyanate and DMF, introducing nitrogen for protection, reacting, adding N- (2-hydroxyethyl) maleimide, and continuing reaction to obtain modified polyurethane;
And S2, mixing and stirring modified polyurethane, modified filler, dimethyl diethoxysilane, ethanol and DMF, adding deionized water and hydrochloric acid, reacting, adding tetrabutyl titanate, continuing reacting to obtain modified resin, mixing and extruding the modified resin, SGP laminating resin and dicumyl peroxide to form a film, preparing a laminating film, placing the laminating film between two pieces of glass, and pressing at high temperature to obtain the SGP laminating glass.
2. The process for producing SGP film laminated glass according to claim 1, wherein the modified prepolymer is prepared by the following steps:
Uniformly mixing p-chloro-o-nitroaniline, p-hydroxystyrene, sodium nitrite and potassium hydrogen sulfate, placing in a mortar, grinding to obtain azo dye, mixing and stirring the azo dye, ethanol and sodium hydroxide solution, adding sodium dithionite, and reacting to obtain an intermediate 1;
Step A2, uniformly mixing metal magnesium, iodine and tetrahydrofuran, introducing nitrogen for protection, stirring, adding 2-bromothiophene, reacting to obtain an intermediate 2, and mixing the intermediate 1, the intermediate 2 and the tetrahydrofuran for reaction to obtain a modifier;
And step A3, uniformly mixing a modifier, diethanolamine and DMF, introducing nitrogen for protection, stirring, adding sodium hydroxide for reaction, adjusting the pH value to be neutral to obtain a modified monomer, and mixing the modified monomer, diphenylmethane diisocyanate and DMF for reaction to obtain a modified prepolymer.
3. The process for producing SGP film laminated glass according to claim 2, wherein the molar ratio of p-chloro-o-nitroaniline, p-hydroxystyrene, sodium nitrite and potassium bisulfate in the step A1 is 1:1.1:1:1, and the dosage ratio of azo dye, ethanol, sodium hydroxide solution and sodium dithionite is 25mmol:50mL:50mL:82mmol.
4. The process for producing SGP film laminated glass according to claim 2, wherein the dosage ratio of magnesium metal, iodine, tetrahydrofuran and 2-bromothiophene in the step A2 is 1.1mol:1mol:100mL:1mol, and the molar ratio of the intermediate 1 to the intermediate 2 is 1:1.
5. The process for producing SGP film laminated glass according to claim 2, wherein the molar ratio of the modifier to diethanolamine in the step A3 is 1:1, and the molar ratio of the modifying monomer to diphenylmethane diisocyanate is 1:2.1.
6. The process for producing SGP film laminated glass according to claim 1, wherein the modified filler is prepared by the following steps:
Step B1, mixing and stirring triethanolamine, cetyl trimethyl ammonium bromide, sodium trifluoroacetate and deionized water, adding tetraethoxysilane, KH550 and ethanol, reacting, centrifuging to remove supernatant, adding a substrate into a hydrochloric acid solution, performing ultrasonic treatment, and heating and preserving heat to obtain aminated nano-silica;
And B2, mixing and stirring the aminated nano silicon dioxide, the stannic chloride and the ethanol, adding deionized water and ammonia water, stirring, heating for reaction to obtain modified nano silicon dioxide, dispersing the modified nano silicon dioxide in the ethanol, introducing nitrogen for protection, stirring, adding 3-isocyanatopropyl triethoxysilane, and reacting to obtain the modified filler.
7. The process for producing SGP film laminated glass according to claim 6, wherein the dosage ratio of triethanolamine, cetyltrimethylammonium bromide, sodium trifluoroacetate, deionized water, ethyl orthosilicate, KH550 and ethanol in step B1 is 65mg:380mg:550 mL:10mmol:5 mL, and the dosage ratio of the primer and the hydrochloric acid solution is 1mg:1mL.
8. The production process of the SGP film laminated glass according to claim 6, wherein the dosage ratio of the amino nano silicon dioxide to the stannic chloride to the ethanol to the deionized water in the step B2 is 2g to 2mmol to 10mL, and the molar ratio of the amino group on the surface of the modified nano silicon dioxide to the 3-isocyanatopropyl triethoxysilane is 1:1.
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