CN102676057B - Addition-type organic silicon separant composite and preparation method thereof - Google Patents
Addition-type organic silicon separant composite and preparation method thereof Download PDFInfo
- Publication number
- CN102676057B CN102676057B CN201210138894.1A CN201210138894A CN102676057B CN 102676057 B CN102676057 B CN 102676057B CN 201210138894 A CN201210138894 A CN 201210138894A CN 102676057 B CN102676057 B CN 102676057B
- Authority
- CN
- China
- Prior art keywords
- weight part
- hydrogen
- weight
- composite
- agent composite
- 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.)
- Expired - Fee Related
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 13
- 239000010703 silicon Substances 0.000 title claims abstract description 13
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title abstract description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 34
- -1 polysiloxane Polymers 0.000 claims abstract description 28
- 239000001257 hydrogen Substances 0.000 claims abstract description 26
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 19
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 14
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims abstract description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 12
- 229920002545 silicone oil Polymers 0.000 claims abstract description 11
- 239000004593 Epoxy Substances 0.000 claims abstract description 9
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 9
- 239000003054 catalyst Substances 0.000 claims abstract description 8
- 239000003960 organic solvent Substances 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 27
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Natural products CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 22
- 229920002050 silicone resin Polymers 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 18
- 239000003112 inhibitor Substances 0.000 claims description 10
- 150000002431 hydrogen Chemical class 0.000 claims description 8
- 239000007795 chemical reaction product Substances 0.000 claims description 7
- QYLFHLNFIHBCPR-UHFFFAOYSA-N 1-ethynylcyclohexan-1-ol Chemical compound C#CC1(O)CCCCC1 QYLFHLNFIHBCPR-UHFFFAOYSA-N 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 6
- BITPLIXHRASDQB-UHFFFAOYSA-N ethenyl-[ethenyl(dimethyl)silyl]oxy-dimethylsilane Chemical compound C=C[Si](C)(C)O[Si](C)(C)C=C BITPLIXHRASDQB-UHFFFAOYSA-N 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 238000007259 addition reaction Methods 0.000 claims description 5
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 4
- 125000003700 epoxy group Chemical group 0.000 claims description 4
- 238000004513 sizing Methods 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 125000003944 tolyl group Chemical group 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 17
- 229920005989 resin Polymers 0.000 abstract description 4
- 239000011347 resin Substances 0.000 abstract description 4
- 229910008314 Si—H2 Inorganic materials 0.000 abstract 1
- 238000006459 hydrosilylation reaction Methods 0.000 abstract 1
- 229920006254 polymer film Polymers 0.000 abstract 1
- 239000002683 reaction inhibitor Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 11
- 238000000576 coating method Methods 0.000 description 11
- 238000007789 sealing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000012528 membrane Substances 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 229920002799 BoPET Polymers 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 238000002386 leaching Methods 0.000 description 3
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000006482 condensation reaction Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- LSWYGACWGAICNM-UHFFFAOYSA-N 2-(prop-2-enoxymethyl)oxirane Chemical compound C=CCOCC1CO1 LSWYGACWGAICNM-UHFFFAOYSA-N 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- YYLGKUPAFFKGRQ-UHFFFAOYSA-N dimethyldiethoxysilane Chemical compound CCO[Si](C)(C)OCC YYLGKUPAFFKGRQ-UHFFFAOYSA-N 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 230000001617 migratory effect Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 150000003057 platinum Chemical class 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Paints Or Removers (AREA)
- Adhesive Tapes (AREA)
- Silicon Polymers (AREA)
Abstract
The invention discloses an addition-type organic silicon separant composite and a preparation method thereof. The addition-type organic silicon separant composite comprises the following raw materials in parts by weight: 100 parts by weight of vinyl polysiloxane (A), 0.01-20 parts by weight of hydrogen-contained silicone oil (B), 0.1-10 parts by weight of organic silicon resin (C), 2-100ppm of platinum type catalyst (D), 100-5000ppm of hydrosilation reaction inhibitor (E) and 0-5000 parts by weight of organic solvent, wherein the mole fraction of the methyl vinyl polysiloxane chain link of the vinyl polysiloxane (A) is 0.03-5%, and the molecular weight of the vinyl polysiloxane (A) is 5000-700000g/mol; the viscosity of the hydrogen-contained silicone oil (B) at the temperature of 25DEG C is 1-500mPa s, and the hydrogen content of the hydrogen-contained silicone oil (B) is 0.01-1.66%; and the organic silicon resin (C) contains Si-H2 and an epoxy alkyl. According to the composite disclosed by the invention, the excellent anti-sticking performance can be endowed to base materials, such as paper or polymer films, and the addition-type organic silicon separant composite has a controllable release force and has good binding firmness with the base material.
Description
Technical field
The present invention relates to a kind of additional organosilicon isolating agent composite of giving the excellent anti-adhesion performance of the base material such as paper or polymeric film and preparation method thereof.
Background technology
Separant is one of important source material in Pressuresensitive Tape industry, and its function is to reduce the bonding force of pressure-sensitive adhesive layer to base material, is convenient to uncoiling and the expansion of sealing tape.Organosilicon Release Agent because of its hypotoxicity, low surface energy, good with base material wettability, temperature applicable range wide, the special performances such as sizing agent transport property is little are widely used in to the production of paper product, pressure sensitive adhesive, self-adhesive label, sealing tape, artificial leather product, synthon spinning etc. and the forming process of macromolecular material, the field such as machine-shaping, the packaging of emplastic of food.
In additional organosilicon isolating agent composite, contain Si-CH=CH
2the siloxanes of group and Si-H base carries out addition reaction of silicon with hydrogen crosslinking curing, thereby forms a layered low-surface energy (20 ~ 25mJ/m at substrate surface under platinum class catalyzer exists
2) organosilicon membrane.Excellent separant must meet following requirement (require for general) at latter 3: 1. suitable separability: sealing coat can be controlled the peeling force of gluing layer, and can to meet the need make gently and peel off, generally peel off, heavily peel off, peel off at a high speed and low speed such as peels off at the grade; 2. good manufacturability: the solution life-span is long, good to base material wetting property, coating is good and cementability is good, and coating curing is fast; 3. non-migratory property: after sealing coat and gluing laminating close, little on cementability impact, retain higher bonding rate; 4. autohension not: adhesion between the sealing coat after solidifying; 5. safety and sanitation: nonflammable, blast, little to operator's healthy effect; 6. environmental influence: to atmosphere and water nonpollution; 7. economical rationality: cost is lower, easy to use.
The rippability that the organosilicon membrane that additional organosilicon isolating agent composite forms at substrate surface by crosslinking curing represents is vital for the performance impact of Pressuresensitive Tape, so the Organosilicon Release Agent of different peeling forces must be provided according to particular requirement; Meanwhile, the organosilicon barrier film forming needs to have good bond properties between base material, under the effect of external force (as finger friction), is difficult for coming off from substrate surface.Silicone resin containing Si-H and epoxy alkyl not only plays the double-deck effect of tackify reinforcement to sealing coat, reach the effect that regulates peeling force size, and the high reaction activity of epoxy alkyl can strengthen the bonding intensity between sealing coat and base material.Given this, invented composition of the present invention.
Summary of the invention
The object of the present invention is to provide a kind of additional organosilicon isolating agent composite and preparation method thereof, composition of the present invention can give the base material such as paper or polymeric film excellent anti-adhesion performance, have controlled peeling force and and base material between there is good bonding intensity.
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of additional organosilicon isolating agent composite, comprises the raw material of following weight part:
(A) molar fraction of 100 weight part methyl ethylene siloxane units is 0.03 ~ 5%, the vinyl polysiloxane that molecular weight is 5000 ~ 700000g/mol;
(B) viscosity of 0.01 ~ 20 weight part at 25 DEG C is 1 ~ 500mPaS, and the hydrogen content containing hydrogen silicone oil that is 0.01 ~ 1.66%;
(C) 0.1 ~ 10 weight part is containing the silicone resin of Si-H and epoxy alkyl;
(D) the platinum type catalyzer of 2 ~ 100ppm;
(E) inhibitor of the addition reaction of silicon with hydrogen of 100 ~ 5000ppm;
(F) 0 ~ 5000 weight part organic solvent.
The general formula of the described polysiloxane containing vinyl is as follows, and in multipolymer, the molar fraction of methyl ethylene siloxane unit is 0.03 ~ 5%, and molecular weight is 5000 ~ 700000g/mol;
The structural formula of described containing hydrogen silicone oil linking agent is as follows, and it is the one in Methyl Hydrogen Polysiloxane Fluid, end containing hydrogen silicone oil or both mixtures;
Described silicone resin comprises R
1 3siO
1/2unit, R in wherein said formula
1by C
1-10alkyl, H, C
1-6alkoxyl group, hydroxyl, epoxy group(ing) composition; R
2 2siO
2/2r in the wherein said formula in unit
2by C
1-10alkyl, H, C
1-6alkoxyl group, hydroxyl, epoxy group(ing) composition; And SiO
4/2unit; And described R
1 3siO
1/2unit and SiO
4/2the mol ratio of unit is 0.5 ~ 1.0, R
2 2siO
2/2unit be in silicone resin silica chain link total mole number 1 ~ 10%, and the weight percentage of hydroxyl or alkoxyl group is 0.1 ~ 3.0%.
Described platinum type catalyzer adopts the reaction product of Platinic chloride and tetramethyl divinyl disiloxane; Described inhibitor adopts ethynylcyclohexanol.
Described organic solvent is toluene, gasoline or their mixture.
A preparation method for additional organosilicon isolating agent composite, comprises the steps:
1) first by 100 parts of host vinyl polysiloxane, add 0 ~ 5000 weight part organic solvent, mix and blend five minutes evenly after, stir with the platinum type catalyst mix of 2 ~ 100ppm, about 5 minutes stir;
2) then add the inhibitor mixed of the addition reaction of silicon with hydrogen of 100 ~ 5000ppm to stir, about 5 minutes stir;
3) again 0.01 ~ 20 weight part containing hydrogen silicone oil and 0.1 ~ 10 weight part are joined in mixing solutions and continue to stir containing the silicone resin of Si-H and epoxy alkyl, the about ten minutes stir.Be coated on neutral sizing or polymeric film solidification value/time: 150 DEG C of < 40 seconds.
The test of peeling force of the present invention is to use 7475 test tape and peel test force instrument according to GB GB/T 2790-1995, the adhesive tape of sample surfaces is prolonged to reverse direction and peel off to test peeling force with the angle of 180 ° and the detachment rate of 0.3m/min.In the present invention, remaining adhesive assessment is by the tape stripping on above-mentioned sealing coat and is adhered on stainless steel plate, and use peel test force instrument, the peeling force of the adhesive tape of processing thus being peeled away from stainless steel plate by the method identical with peel test force, the ratio of this peeling force and the initial peeling force of adhesive tape is defined as remnants and peels off rate.In the present invention, between barrier coat and base material, bonding intensity is to point by use 10 inspections of returning that rub tightly in the release coated film of crosslinking curing, and measures the coating that has damaged or removed.
Beneficial effect of the present invention is: composition of the present invention can give the base material such as paper or polymeric film excellent anti-adhesion performance, have controlled peeling force and and base material between there is good bonding intensity.Isolating agent composite provided by the invention can be by spraying, scraper for coating, dip-coating, silk screen printing or by coating roll, for example hectograph web coating machine, kiss painting machine or etched drum coating machine, composition is evenly coated in to substrate surface, at the temperature of 50 ~ 180 DEG C, makes subsequently its crosslinking curing film forming.
Embodiment
Embodiment 1
The preparation of silicone resin:
In 3L round-bottomed flask, add the mixture of 162g hexamethyldisiloxane, 93g tetramethyl-dihydro sily oxide, 54g dimethyldiethoxysilane, 892g tetraethoxy and 100g ethanol, slowly splash into subsequently the mixture of 20g hydrochloric acid (concentration is 36%) and 250g distilled water, time for adding is 2h, temperature of reaction is controlled at 0 ~ 10 DEG C, after hydrolysis reaction, be slowly heated to reflux temperature, carry out equilibrium polycondensation reaction 3 ~ 6h; In the reaction solution after hydrolysis condensation reaction, add sodium bicarbonate neutralization, the pH value that makes system is 6 ~ 7; Hydrolysis condensation reaction product after neutralization needn't be washed, and directly adds toluene extraction, removes alcohol and water from system, finally obtains quality percentage composition and be 40% silicone resin toluene solution.
In the above-mentioned silicone resin toluene solution preparing, adding 5.5g platinum content is the platinum-vinyl siloxane composition catalyst of 3000ppm, after stirring, adds the glycidyl allyl ether of 80g through molecular sieve drying, at 110 DEG C of stirring reaction 2h.Finally distillate part toluene, make quality percentage composition and be 60% the silicone resin solution (light brown transparent) containing Si-H and epoxy alkyl.
Embodiment 2
Be 1.67% by 100g contents of ethylene, the vinyl polysiloxane that molecular weight is 8000g/mol and 9g are 0.75% containing hydrogen number, and viscosity is 60mPaS Methyl Hydrogen Polysiloxane Fluid (Si-H and Si-CH=CH
2mol ratio be 3:1) mix, add the prepared silicone resin solution of 1g embodiment 1,0.05g inhibitor ethynylcyclohexanol and 50ppm platinum catalyst (reaction product of Platinic chloride and tetramethyl divinyl disiloxane), stir and obtain isolating agent composite.
By knife coater, the above-mentioned isolating agent composite making is coated on unprimed PET film, and in 150 DEG C of curing ovens residence time of 30 seconds, carries out subsequently the test of peeling force, remaining tackiness and bonding intensity.
Embodiment 3
Be that 2.06% molecular weight is that 600,000 vinyl polysiloxane and 1500g toluene, 3g are 0.75% containing hydrogen number by 100g contents of ethylene, viscosity is 60mPaS Methyl Hydrogen Polysiloxane Fluid (Si-H and Si-CH=CH
2mol ratio be 1:1) mix, add the prepared silicone resin solution of 9g embodiment 1,0.5g inhibitor ethynylcyclohexanol and 50ppm platinum catalyst (reaction product of Platinic chloride and tetramethyl divinyl disiloxane), stir and obtain isolating agent composite.
By grid coating machine, the above-mentioned isolating agent composite making is coated on unprimed PET film, and in 150 DEG C of curing ovens residence time of 30 seconds, carries out subsequently the test of peeling force, remaining tackiness and bonding intensity.
Embodiment 4
Be 1.12% by 100g contents of ethylene, the vinyl polysiloxane that molecular weight is 10000g/mol and 6g are 0.75% containing hydrogen number, and viscosity is 60mPaS Methyl Hydrogen Polysiloxane Fluid (Si-H and Si-CH=CH
2mol ratio be 2:1) mix, add the prepared silicone resin solution of 2g embodiment 1,0.05g inhibitor ethynylcyclohexanol and 50ppm platinum catalyst (reaction product of Platinic chloride and tetramethyl divinyl disiloxane), stir and obtain isolating agent composite.
By knife coater, the above-mentioned isolating agent composite making is coated on Ge Laxin leaching membrane paper, and in 140 DEG C of curing ovens residence time of 30 seconds, carries out subsequently the test of peeling force, remaining tackiness and bonding intensity.
Embodiment 5
Be that 1.52% molecular weight is that 650,000 vinyl polysiloxane and 4500g toluene, 3.6g are 0.75% containing hydrogen number by 100g contents of ethylene, viscosity is 60mPaS Methyl Hydrogen Polysiloxane Fluid (Si-H and Si-CH=CH
2mol ratio be 1.2:1) mix, add the prepared silicone resin solution of 4g embodiment 1,0.5g inhibitor ethynylcyclohexanol and 50ppm platinum catalyst (reaction product of Platinic chloride and tetramethyl divinyl disiloxane), stir and obtain isolating agent composite.
By grid coating machine, the above-mentioned isolating agent composite making is coated on Ge Laxin leaching membrane paper, and in 150 DEG C of curing ovens residence time of 30 seconds, carries out subsequently the test of peeling force, remaining tackiness and bonding intensity.
Comparative example 1
Press the method for embodiment 5, in formula, do not add silicon resin solution and obtain isolating agent composite.By grid coating machine, the above-mentioned isolating agent composite making is coated on unprimed PET film, and in 150 DEG C of curing ovens residence time of 30 seconds, the test result of carrying out subsequently peeling force, remaining tackiness and bonding intensity is shown in Table 1.
Comparative example 2
Press the method for embodiment 5, in formula, do not add silicon resin solution and obtain isolating agent composite.By grid coating machine, the above-mentioned isolating agent composite making is coated on Ge Laxin leaching membrane paper, and in 150 DEG C of curing ovens residence time of 30 seconds, the test result of carrying out subsequently peeling force, remaining tackiness and bonding intensity is shown in Table 1.
As can be seen from the table, the additional organosilicon separant that the present invention prepares can give the base material such as paper or polymeric film excellent anti-adhesion performance; Add the silicone resin containing Si-H and epoxy alkyl, can be in obtaining controlled peeling force, reach and base material between there is the effect of excellent bonds fastness.
Table 1 anti-adhesion performance test result
Wherein: N=does not have stain, migration, does not wipe
What S=was very slight wipes
G=great majority are wiped.
Claims (6)
1. an additional organosilicon isolating agent composite, is characterized in that comprising the raw material of following weight part:
(A) molar fraction of 100 weight part methyl ethylene siloxane units is 0.03 ~ 5%, and molecular weight is
The vinyl polysiloxane of 5000 ~ 700000g/mol;
(B) viscosity of 0.01 ~ 20 weight part at 25 DEG C is 1 ~ 500mPaS, and the hydrogen content containing hydrogen silicone oil that is 0.01 ~ 1.66%;
(C) 0.1 ~ 10 weight part is containing the silicone resin of Si-H and epoxy alkyl;
(D) the platinum type catalyzer of 2 ~ 100ppm;
(E) inhibitor of the addition reaction of silicon with hydrogen of 100 ~ 5000ppm,
(F) 0 ~ 5000 weight part organic solvent;
Described silicone resin comprises R
1 3siO
1/2unit, R in wherein said formula
1by C
1-10alkyl, H, C
1-6alkoxyl group, hydroxyl, epoxy group(ing) composition; R
2 2siO
2/2r in the wherein said formula in unit
2by C
1-10alkyl, H, C
1-6alkoxyl group, hydroxyl, epoxy group(ing) composition; And SiO
4/2unit; And described R
1 3siO
1/2unit and SiO
4/2the mol ratio of unit is 0.5 ~ 1.0, R
2 2siO
2/2unit be in silicone resin silica chain link total mole number 1 ~ 10%, and the weight percentage of hydroxyl or alkoxyl group is 0.1 ~ 3.0%.
2. a kind of additional organosilicon isolating agent composite as described in claim 1, it is characterized in that: the general formula of the described polysiloxane containing vinyl is as follows, in multipolymer, the molar fraction of methyl ethylene siloxane unit is 0.03 ~ 5%, and molecular weight is 5000 ~ 700000g/mol;
.
3. a kind of additional organosilicon isolating agent composite as described in claim 1, is characterized in that: the structural formula of described containing hydrogen silicone oil is as follows, and it is the one in Methyl Hydrogen Polysiloxane Fluid, end containing hydrogen silicone oil or both mixtures;
.
4. a kind of additional organosilicon isolating agent composite as described in claim 1, is characterized in that: described platinum type catalyzer adopts the reaction product of Platinic chloride and tetramethyl divinyl disiloxane; Described inhibitor adopts ethynylcyclohexanol.
5. a kind of additional organosilicon isolating agent composite as described in claim 1, is characterized in that: described organic solvent is toluene, gasoline or their mixture.
6. a preparation method for the additional organosilicon isolating agent composite as described in claim 1, is characterized in that comprising the steps:
1) first by 100 weight part host vinyl polysiloxane, add 0 ~ 5000 weight part organic solvent, mix and blend five minutes evenly after, stir with the platinum type catalyst mix of 2 ~ 100ppm, 5 minutes stir;
2) then add the inhibitor mixed of the addition reaction of silicon with hydrogen of 100 ~ 5000ppm to stir, 5 minutes stir;
3) again 0.01 ~ 20 weight part containing hydrogen silicone oil and 0.1 ~ 10 weight part are joined in mixing solutions and continue to stir containing the silicone resin of Si-H and epoxy alkyl, ten minutes stir, be coated on neutral sizing or polymeric film solidification value/time: 150 DEG C of < 40 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138894.1A CN102676057B (en) | 2012-05-04 | 2012-05-04 | Addition-type organic silicon separant composite and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138894.1A CN102676057B (en) | 2012-05-04 | 2012-05-04 | Addition-type organic silicon separant composite and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102676057A CN102676057A (en) | 2012-09-19 |
| CN102676057B true CN102676057B (en) | 2014-06-18 |
Family
ID=46808632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210138894.1A Expired - Fee Related CN102676057B (en) | 2012-05-04 | 2012-05-04 | Addition-type organic silicon separant composite and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102676057B (en) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5978912B2 (en) * | 2012-10-18 | 2016-08-24 | 旭硝子株式会社 | Manufacturing method of glass laminate and manufacturing method of electronic device |
| CN104212344B (en) * | 2013-05-31 | 2018-04-06 | 惠州市永卓科技有限公司 | A kind of add-on type solution-type interleaving agent and preparation method thereof |
| CN104371543A (en) * | 2014-08-20 | 2015-02-25 | 昆山博益鑫成高分子材料有限公司 | Solvent-free cationic light-curable release coating and preparation method thereof |
| CN104210195B (en) * | 2014-09-02 | 2016-06-01 | 浙江洁美电子科技股份有限公司 | A kind of high adherence Anti-static release liner |
| CN104191700B (en) * | 2014-09-02 | 2016-08-24 | 浙江洁美光电科技有限公司 | A kind of mould release membrance for MLCC curtain coating |
| CN105131833A (en) * | 2015-09-02 | 2015-12-09 | 上海应用技术学院 | Paraffin sliding feel organic silicon release agent |
| CN105111933A (en) * | 2015-09-06 | 2015-12-02 | 上海应用技术学院 | Slip organic silicon release agent |
| CN105295720B (en) * | 2015-11-03 | 2018-03-30 | 株洲时代新材料科技股份有限公司 | A kind of preparation method of silicone impregnating varnish |
| CN105349035A (en) * | 2015-12-03 | 2016-02-24 | 苏州鑫德杰电子有限公司 | Solvent-free organic silicon release agent and preparation method thereof |
| CN106280995B (en) * | 2016-07-29 | 2018-04-17 | 苏州睿利斯电子材料科技有限公司 | A kind of PET release films for OCA optical cements |
| CN108265558B (en) * | 2016-12-30 | 2021-07-30 | 埃肯有机硅（上海）有限公司 | Release agent compositions comprising hydroxyl terminated silicone resins and uses of the same |
| CN107118312A (en) * | 2017-06-15 | 2017-09-01 | 湖北新海鸿化工有限公司 | A kind of emulsion-type organosilicon paper silicon interleaving agent and preparation method thereof |
| CN107722864B (en) * | 2017-10-27 | 2020-08-18 | 广东可逸智膜科技有限公司 | Release film with medium release force and high residual adhesion rate and preparation method thereof |
| CN108081517A (en) * | 2017-10-28 | 2018-05-29 | 德清云偶新材料科技有限公司 | A kind of tire interleaving agent and preparation method based on dendritic polysiloxanes |
| CN107880300A (en) * | 2017-12-01 | 2018-04-06 | 东莞戴卡电子科技有限公司 | A kind of preparation method for changing PET film surface off-type force |
| TWI798326B (en) | 2018-01-12 | 2023-04-11 | 美商陶氏有機矽公司 | Additive organopolysiloxane composition, curable composition, and film |
| JP7397558B2 (en) * | 2018-06-04 | 2023-12-13 | 東亞合成株式会社 | Water- and oil-repellent film composition and its use |
| CN109371749A (en) * | 2018-09-17 | 2019-02-22 | 江苏创客新材料科技有限公司 | A kind of light off-type force silicone oil of dust sticky paper and preparation method thereof |
| CN109706786A (en) * | 2018-12-29 | 2019-05-03 | 佛山市新飞卫生材料有限公司 | Add-on type solvent-free silicon oil mould release and its application |
| CN109880523B (en) * | 2019-03-18 | 2021-03-30 | 苏州世华新材料科技股份有限公司 | High-temperature-resistant low-transfer organic silicon release agent and preparation method thereof |
| CN112761022B (en) * | 2020-12-28 | 2022-09-09 | 广东标美硅氟新材料有限公司 | Ultra-light peeling force organic silicon release agent and preparation method and application thereof |
| CN116855173B (en) * | 2023-09-01 | 2023-12-19 | 国家电投集团氢能科技发展有限公司 | Release agent composition, release film and preparation method thereof |
| CN118667397A (en) * | 2024-08-22 | 2024-09-20 | 余姚市远东化工有限公司 | High-strength high-stability rubber isolating agent and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101045819A (en) * | 2007-04-30 | 2007-10-03 | 东莞市贝特利新材料有限公司 | A kind of silicone resin composition |
| CN101484534A (en) * | 2006-06-29 | 2009-07-15 | 蓝星有机硅法国简易股份有限公司 | Crosslinkable silicone composition for forming a non-stick coating for flexible supports and adhesion-promoting additive contained in such a composition |
-
2012
- 2012-05-04 CN CN201210138894.1A patent/CN102676057B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101484534A (en) * | 2006-06-29 | 2009-07-15 | 蓝星有机硅法国简易股份有限公司 | Crosslinkable silicone composition for forming a non-stick coating for flexible supports and adhesion-promoting additive contained in such a composition |
| CN101045819A (en) * | 2007-04-30 | 2007-10-03 | 东莞市贝特利新材料有限公司 | A kind of silicone resin composition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102676057A (en) | 2012-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102676057B (en) | Addition-type organic silicon separant composite and preparation method thereof | |
| CN106574168B (en) | Release controlling agent, silicone release agent composition, release sheet and laminated body containing the release controlling agent | |
| CN107873042B (en) | Silicone pressure-sensitive adhesive composition and protective film comprising same | |
| JP2604933B2 (en) | Fluorosilicone copolymer | |
| US8093339B2 (en) | Cross-linkable silicone composition for the production of non-stick coatings for flexible supports and attachment promoting additive contained in this composition | |
| CN102471578B (en) | Curable organopolysiloxane composition and sheet-form article having a cured layer obtained therefrom | |
| KR102115684B1 (en) | Crosslinkable silicone composition for the production of non-tacky coatings for flexible substrates, and adhesion-promoting additives contained therein | |
| CN101555353B (en) | Solvent-free siloxane release agent composition for film and releasing film using the composition | |
| KR101807895B1 (en) | Cross-linkable silicone composition for the production of non-stick coatings for flexible substrates and an attachment-promoting additive contained in said composition | |
| TWI488749B (en) | A peeled paper or a release film, and a treatment paper or a treatment film | |
| CN111315840B (en) | Silicone adhesive composition, adhesive tape, adhesive sheet and double-sided adhesive sheet | |
| JPH05156167A (en) | Solventless silicone strippable coating material | |
| KR20170130501A (en) | A release agent composition for a silicone pressure-sensitive adhesive, a release film and a laminate | |
| CN101260240A (en) | Solvent-free siloxane release agent composition for thin film and stripping thin film using the same | |
| CN109415567A (en) | Silicone composition, peeling paper and stripping film | |
| CN101003631B (en) | Heavy release control agent and non-solvent silicone composition for release paper using the same | |
| CN101531868B (en) | Silicone Release Coating Blend for High Solids Solvent Coating Process | |
| JP2011012092A (en) | Addition reaction-curable silicone pressure-sensitive adhesive composition, pressure-sensitive adhesive film using the same, and method for producing pressure-sensitive adhesive film | |
| EP1311618A1 (en) | Silicone release coating compositions | |
| JP7153015B2 (en) | RELEASE COMPOSITION FOR SILICONE ADHESIVE AND RELEASE FILM | |
| KR19980064770A (en) | Peelable Silicone Coating Composition | |
| CN106701011A (en) | Removable pressure-sensitive adhesive composition and pressure-sensitive adhesive product | |
| EP1788033B1 (en) | Solvent-free silicone composition for release paper | |
| WO2024070866A1 (en) | Addition reaction-curable organopolysiloxane composition and method for producing same | |
| JPH0237954B2 (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20160504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |