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CN106927684A - A kind of production technology of quartz foam glass - Google Patents

A kind of production technology of quartz foam glass Download PDF

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Publication number
CN106927684A
CN106927684A CN201710178735.7A CN201710178735A CN106927684A CN 106927684 A CN106927684 A CN 106927684A CN 201710178735 A CN201710178735 A CN 201710178735A CN 106927684 A CN106927684 A CN 106927684A
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CN
China
Prior art keywords
parts
quartz
production technology
foam glass
glass
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710178735.7A
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Chinese (zh)
Inventor
魏芳芳
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.)
Hefei Xieyao Glassware Co Ltd
Original Assignee
Hefei Xieyao Glassware Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hefei Xieyao Glassware Co Ltd filed Critical Hefei Xieyao Glassware Co Ltd
Priority to CN201710178735.7A priority Critical patent/CN106927684A/en
Publication of CN106927684A publication Critical patent/CN106927684A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • C03C11/00Multi-cellular glass ; Porous or hollow glass or glass particles
    • C03C11/007Foam glass, e.g. obtained by incorporating a blowing agent and heating
    • 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
    • C03C1/00Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/002Use of waste materials, e.g. slags

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)

Abstract

The present invention provides a kind of production technology of quartz foam glass, is related to field of glass production technology, comprises the following steps:(1) in terms of parts by weight, mix powder will be obtained after 110 120 parts of waste plate glass, 5 10 parts of quartz, 13 parts of foaming agent, 13 parts of property-modifying additive, 0.5 1 parts of foamed promoter, the 14 parts of mixing of 0.5 1 parts of bonding agent and foam stabilizer, crushing;(2) mix powder is molten into mixture liquid, fusion temperature is controlled at 720 790 DEG C;(3) mixture liquid is carried out into even foaming, at 660 690 DEG C, foamed time is 30 40min for blowing temperature control;(4) annealing is started when being cooled to 500 540 DEG C, 36 37h of annealing to normal temperature shape;The present invention solves the problems, such as not low enough the thermal conductivity factor of existing foam glass, poor thermal insulation property, low intensity.

Description

A kind of production technology of quartz foam glass
Technical field
The invention belongs to field of glass production technology, and in particular to a kind of production technology of quartz foam glass.
Background technology
Foam glass be a kind of thermal insulation of superior performance (cold insulation), sound absorption, protection against the tide, fireproof light high-strength building material and Ornament materials, temperature in use scope is subzero 196 DEG C to 450 DEG C above freezing, and in A grades of non-ignitable and building same life-span, moisture permeable coefficient is several It is 0.Although other novel heat insulation materials emerge in an endless stream, foam glass is with its permanent, security, high reliability low The fields such as heat insulation, tidal defense engineering, sound absorption are in occupation of increasingly consequence.Its production is that waste solid material is sharp again With being environmental protection and obtain the example of abundant economic interests.
A kind of foam glass of Chinese patent literature and its production method (Authorization Notice No. of the bulletin of on March 4th, 2015 CN102875027B), including glass 90-95 parts, silicon powder 1-5 parts, foaming agent 1-3 parts, property-modifying additive in terms of parts by weight 1-2 parts and foamed promoter 0.5-3 parts, the production method of the foam glass is comprised the following steps 90-95 in terms of parts by weight After part, silicon powder 1-5 parts, foaming agent 1-3 parts, property-modifying additive 1-2 parts and foamed promoter 0.5-3 parts of co-grinding, formed Mix powder, mixture liquid is molten into by mix powder, and the fusion temperature is 700 DEG C -850 DEG C, by institute after fusing Stating mixture liquid carries out even foaming, carries out 650 DEG C -720 DEG C of temperature during the even foaming, and keep 30-50min equal Even foaming, starts annealing when 500 DEG C -550 DEG C are cooled to after completion, annealing 37-38h to normal temperature shapes.
But the thermal conductivity factor of the foam glass of invention manufacture is not low enough, poor thermal insulation property, low intensity, needs further to be carried Height, now provides a kind of production technology of quartz foam glass, has the advantages that low thermal conductivity factor, good heat insulating, intensity are high.
The content of the invention
In order to the thermal conductivity factor for solving the problems, such as existing foam glass is not low enough, poor thermal insulation property, low intensity, the present invention Purpose be to provide a kind of production technology of quartz foam glass, with thermal conductivity factor is low, high excellent of good heat insulating, intensity Point.
The invention provides following technical scheme:
A kind of production technology of quartz foam glass, comprises the following steps:
(1) in terms of parts by weight, by waste plate glass 110-120 parts, 5-10 parts of quartz, foaming agent 1-3 parts, modified addition Mixture powder is obtained after agent 1-3 parts, foamed promoter 0.5-1 parts, bonding agent 0.5-1 parts and foam stabilizer 1-4 parts mixing, crushing End;
(2) mix powder is molten into mixture liquid, fusion temperature is controlled at 720-790 DEG C;
(3) mixture liquid is carried out into even foaming, blowing temperature is controlled at 660-690 DEG C, and foamed time is 30- 40min;
(4) annealing is started when being cooled to 500-540 DEG C, annealing 36-37h to normal temperature shapes.
Preferably, the foaming agent is magnesium carbonate, and energy carbon dioxide gas, help to make manufacture after heat resolve Glass has uniform pore.
Preferably, the foamed promoter is sulfate, oxygen can be discharged by pyrolytic, to promote foaming agent to send out Bubble, the foaming and intumescing ability for improving glass.
Preferably, the sulfate is sodium sulphate.
Preferably, the foam stabilizer is phosphate, and the minute bubbles in foam glass can be prevented to be bound to each other to form connection Hole or rupture, so as to reach the effect of stabilization bubble structure.
Preferably, the bonding agent is waterglass, with stress distribution is uniform, high temperature resistant, good toughness, adhesive effect are good Advantage.
Preferably, the step (1) is in terms of parts by weight, by waste plate glass 110-120 parts, 5-10 parts of quartz, foaming Agent 1-3 parts, property-modifying additive 1-3 parts, foamed promoter 0.5-1 parts, bonding agent 0.5-1 parts and foam stabilizer 1-4 parts by crushing Machine crushes uniform, and it is safe and reliable that pulverizer has the advantages that to can adapt to large-scale production, high working efficiency, structure.
Preferably, fusion temperature control is at 720-780 DEG C in the step (2), and fusing effect is good.
The beneficial effects of the invention are as follows:
1st, the present invention solves existing foam glass by the accurate adjustment and control to composition of raw materials and production technology Thermal conductivity factor is not low enough, poor thermal insulation property, the problem of low intensity.
2nd, heretofore described foaming agent is magnesium carbonate, and energy carbon dioxide gas, help to make system after heat resolve The glass made has uniform pore.
3rd, heretofore described foamed promoter is sulfate, can discharge oxygen by pyrolytic, to promote foaming Agent foaming, the foaming and intumescing ability for improving glass.
4th, heretofore described foam stabilizer is phosphate, and the minute bubbles in foam glass can be prevented to be bound to each other to form company Through hole or rupture, so as to reach the effect of stabilization bubble structure.
5th, heretofore described bonding agent is waterglass, with stress distribution is uniform, high temperature resistant, good toughness, adhesive effect Good advantage.
6th, heretofore described step (1) is in terms of parts by weight, by waste plate glass 110-120 parts, 5-10 parts of quartz, hair Infusion 1-3 parts, property-modifying additive 1-3 parts, foamed promoter 0.5-1 parts, bonding agent 0.5-1 parts and foam stabilizer 1-4 parts passes through powder Broken machine crushes uniform, and it is safe and reliable that pulverizer has the advantages that to can adapt to large-scale production, high working efficiency, structure.
Brief description of the drawings
Accompanying drawing is used for providing to a step of the invention understanding, and constitutes a part for specification, with embodiments of the invention It is used to explain the present invention together, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of production technological process of foam glass of the embodiment 1 that the present invention is provided;
Fig. 2 is a kind of production technological process of foam glass of the embodiment 2 that the present invention is provided;
Fig. 3 is a kind of production technological process of foam glass of the embodiment 3 that the present invention is provided.
Specific embodiment
Embodiment 1
As shown in figure 1, a kind of production technology of quartz foam glass, comprises the following steps:
101st, in terms of parts by weight, by 120 parts of waste plate glass, quartz 10 parts, 3 parts of magnesium carbonate, 3 parts of alundum (Al2O3), Mix powder is obtained after 1 part of sodium sulphate, the 4 parts of mixing of 1 part of waterglass and calcium phosphate, crushing;
102nd, mix powder is molten into mixture liquid, fusion temperature is controlled at 780 DEG C;
103rd, mixture liquid is carried out into even foaming, blowing temperature is controlled at 690 DEG C, and foamed time is 40min;
Start annealing when the 104th, being cooled to 540 DEG C, annealing 37h to normal temperature shapes.
Energy carbon dioxide gas, help to make the glass of manufacture to have uniform pore after magnesium carbonate heat resolve.
Sodium sulphate can discharge oxygen by pyrolytic, with the foaming and intumescing energy for promoting foaming agent foam, improving glass Power.
Calcium phosphate can prevent the minute bubbles in foam glass to be bound to each other to form intercommunicating pore or rupture, so as to reach stabilization The effect of bubble structure.
Waterglass has the advantages that stress distribution is uniform, high temperature resistant, good toughness, adhesive effect are good.
Step 101, in terms of parts by weight, just 120 parts of waste plate glass, quartz 10 parts, 3 parts of magnesium carbonate, three oxidation two 4 parts of 3 parts of aluminium, 1 part of sodium sulphate, 1 part of waterglass and calcium phosphate crush uniform by pulverizer, and pulverizer has and can adapt to big rule The safe and reliable advantage of mould production, high working efficiency, structure.
Thermal conductivity factor (w/m ﹒ k):0.025;
Compression strength (Mpa):4.01.
The quartz foam glass of whole scheme manufacture has the advantages that low thermal conductivity factor, good heat insulating, intensity are high.
Embodiment 2
As shown in Fig. 2 a kind of production technology of quartz foam glass, comprises the following steps:
201st, in terms of parts by weight, by 115 parts of waste plate glass, 8 parts of quartz, 2 parts of magnesium carbonate, 2 parts of alundum (Al2O3), sulphur Mix powder is obtained after 0.8 part of sour sodium, the 3 parts of mixing of 0.8 part of waterglass and calcium phosphate, crushing;
202nd, mix powder is molten into mixture liquid, fusion temperature is controlled at 750 DEG C;
203rd, mixture liquid is carried out into even foaming, blowing temperature is controlled at 675 DEG C, and foamed time is 40min;
Start annealing when the 204th, being cooled to 520 DEG C, annealing 37h to normal temperature shapes.
Energy carbon dioxide gas, help to make the glass of manufacture to have uniform pore after magnesium carbonate heat resolve.
Sodium sulphate can discharge oxygen by pyrolytic, with the foaming and intumescing energy for promoting foaming agent foam, improving glass Power.
Calcium phosphate can prevent the minute bubbles in foam glass to be bound to each other to form intercommunicating pore or rupture, so as to reach stabilization The effect of bubble structure.
Waterglass has the advantages that stress distribution is uniform, high temperature resistant, good toughness, adhesive effect are good.
Step 201, in terms of parts by weight, by 115 parts of waste plate glass, quartz 8 parts, 2 parts of magnesium carbonate, alundum (Al2O3) 2 Part, 0.8 part of sodium sulphate, 0.8 part of waterglass and 3 parts of calcium phosphate crush uniform by pulverizer, and pulverizer is big with can adapt to The safe and reliable advantage of large-scale production, high working efficiency, structure.
Thermal conductivity factor (w/m ﹒ k):0.029;
Compression strength (Mpa):3.65.
The quartz foam glass of whole scheme manufacture has the advantages that low thermal conductivity factor, good heat insulating, intensity are high.
Embodiment 3
As shown in figure 3, a kind of production technology of quartz foam glass, comprises the following steps:
301st, in terms of parts by weight, by 110 parts of waste plate glass, 5 parts of quartz, 1 part of magnesium carbonate, 1 part of alundum (Al2O3), sulphur Mix powder is obtained after 0.5 part of sour sodium, the 1 part of mixing of 0.5 part of waterglass and calcium phosphate, crushing;
302nd, mix powder is molten into mixture liquid, fusion temperature is controlled at 720 DEG C;
303rd, mixture liquid is carried out into even foaming, blowing temperature is controlled at 660 DEG C, and foamed time is 40min;
Start annealing when the 304th, being cooled to 500 DEG C, annealing 36h to normal temperature shapes.
Energy carbon dioxide gas, help to make the glass of manufacture to have uniform pore after magnesium carbonate heat resolve.
Sodium sulphate can discharge oxygen by pyrolytic, with the foaming and intumescing energy for promoting foaming agent foam, improving glass Power.
Calcium phosphate can prevent the minute bubbles in foam glass to be bound to each other to form intercommunicating pore or rupture, so as to reach stabilization The effect of bubble structure.
Waterglass has the advantages that stress distribution is uniform, high temperature resistant, good toughness, adhesive effect are good.
Step 301, in terms of parts by weight, by 110 parts of waste plate glass, quartz 5 parts, 1 part of magnesium carbonate, alundum (Al2O3) 1 Part, 0.5 part of sodium sulphate, 0.5 part of waterglass and 1 part of calcium phosphate crush uniform by pulverizer, and pulverizer is big with can adapt to The safe and reliable advantage of large-scale production, high working efficiency, structure.
Thermal conductivity factor (w/m ﹒ k):0.032;
Compression strength (Mpa):3.21.
The quartz foam glass of whole scheme manufacture has the advantages that low thermal conductivity factor, good heat insulating, intensity are high.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, although with reference to foregoing reality Apply example to be described in detail the present invention, for a person skilled in the art, it still can be to foregoing each implementation Technical scheme described in example is modified, or equivalent is carried out to which part technical characteristic, all in essence of the invention Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.

Claims (8)

1. a kind of production technology of quartz foam glass, it is characterised in that comprise the following steps:
(1) in terms of parts by weight, by waste plate glass 110-120 parts, 5-10 parts of quartz, foaming agent 1-3 parts, property-modifying additive 1- Mix powder is obtained after 3 parts, foamed promoter 0.5-1 parts, bonding agent 0.5-1 parts and foam stabilizer 1-4 parts mixing, crushing;
(2) mix powder is molten into mixture liquid, fusion temperature is controlled at 720-790 DEG C;
(3) mixture liquid is carried out into even foaming, blowing temperature is controlled at 660-690 DEG C, and foamed time is 30-40min;
(4) annealing is started when being cooled to 500-540 DEG C, annealing 36-37h to normal temperature shapes.
2. the production technology of quartz foam glass according to claim 1, it is characterised in that:The foaming agent is carbonic acid Magnesium.
3. the production technology of quartz foam glass according to claim 1, it is characterised in that:The foamed promoter is sulphur Hydrochlorate.
4. the production technology of quartz foam glass according to claim 3, it is characterised in that:The sulfate is sulfuric acid Sodium.
5. the production technology of quartz foam glass according to claim 4, it is characterised in that:The foam stabilizer is phosphoric acid Salt.
6. the production technology of quartz foam glass according to claim 1, it is characterised in that:The bonding agent is water glass Glass.
7. the production technology of quartz foam glass according to claim 1, it is characterised in that:The step (1) is with weight Number meter, waste plate glass 110-120 parts, 5-10 parts of quartz, foaming agent 1-3 parts, property-modifying additive 1-3 parts, foaming are promoted Agent 0.5-1 parts, bonding agent 0.5-1 parts and foam stabilizer 1-4 parts is crushed uniform by pulverizer.
8. the production technology of quartz foam glass according to claim 1, it is characterised in that:Fusing in the step (2) Temperature control is at 720-780 DEG C.
CN201710178735.7A 2017-03-23 2017-03-23 A kind of production technology of quartz foam glass Withdrawn CN106927684A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710178735.7A CN106927684A (en) 2017-03-23 2017-03-23 A kind of production technology of quartz foam glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710178735.7A CN106927684A (en) 2017-03-23 2017-03-23 A kind of production technology of quartz foam glass

Publications (1)

Publication Number Publication Date
CN106927684A true CN106927684A (en) 2017-07-07

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Country Status (1)

Country Link
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102875027A (en) * 2012-10-18 2013-01-16 北京首邦新材料有限公司 Foam glass and production method thereof
CN103819094A (en) * 2014-03-13 2014-05-28 中国科学技术大学 Method for preparing foam glass with plant ash and waste glass
EP2966044A1 (en) * 2014-07-07 2016-01-13 A/S Graasten Teglværk A method to produce foam glasses

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102875027A (en) * 2012-10-18 2013-01-16 北京首邦新材料有限公司 Foam glass and production method thereof
CN103819094A (en) * 2014-03-13 2014-05-28 中国科学技术大学 Method for preparing foam glass with plant ash and waste glass
EP2966044A1 (en) * 2014-07-07 2016-01-13 A/S Graasten Teglværk A method to produce foam glasses

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
郭宏伟等: "《泡沫玻璃生产技术》", 31 August 2014, 化学工业出版社 *

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Application publication date: 20170707

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