CN108314896A - A kind of high bonding easily stores one-component add-on type liquid silicon rubber - Google Patents
A kind of high bonding easily stores one-component add-on type liquid silicon rubber Download PDFInfo
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- CN108314896A CN108314896A CN201710036451.4A CN201710036451A CN108314896A CN 108314896 A CN108314896 A CN 108314896A CN 201710036451 A CN201710036451 A CN 201710036451A CN 108314896 A CN108314896 A CN 108314896A
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- silicon rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention provides a kind of high bondings easily to store one-component add-on type liquid silicon rubber, each component mass percent is 22 40% vinyl polysiloxanes, 5 15% modified silicon oils, 13 20% hydrogen containing siloxanes, 0.01 0.4% platinum group catalyst, 0.01 0.2% extraordinary inhibitor, 45 60% fillers, 0.1 5% additive.One-component add-on type liquid silicon rubber provided by the invention includes special acryloyl-oxy hydroxyl modification silicone oil, impart special caking property and weatherability, one-component add-on type liquid silicon rubber provided by the invention includes metal ion compound and Phosphorus catalytic inhibitor, greatly improves silicon rubber storage at room temperature ability and shelf-life.Liquid silastic provided by the invention includes specialist additive silicone carboxylates, improves wet environment storage performance.
Description
Technical field
The present invention designs organic silicon rubber technical field, and in particular to a kind of modified one-component addition elastomer silicone
It prepares.
Background technology
Add-on type liquid silicon rubber is by base rubber, polymethyl hydrogen siloxane (containing hydrogen silicone oil) of Polymethyl methacrylate
Crosslinking agent carries out hydrosilylation under platinum group catalyst effect under room temperature or slightly heating condition, forms three-dimensional network
Elastomer.Since addition-type silicon rubber has excellent electrical insulating property, hydrophobicity and weatherability, the linear shrinkage of vulcanizate small
Etc. advantages, be widely used in electronic apparatus, component, bad adhesion, the room temperature of existing Single-component addition-type silicone rubber generally existing
The problems such as storage is difficult, to be studied and improvement.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of preparations for the Single-component addition-type silicone rubber that high-adhesion easily stores
Method.
The one-component add-on type liquid silicon rubber that high-adhesion easily stores, each component mass percent are 22-40% ethylene
Based polysiloxane, 5-15% modified silicon oils, 13-20% hydrogen containing siloxanes, 0.01-0.4% platinum group catalysts, 0.01-0.2%
Extraordinary inhibitor, 45-60% fillers, 0.1-5% additives.
The modified silicon oil is methacryloxypropyl hydroxy silicon oil, structural formula CH2=
CMeCOOC3H6Me2SiOSiMeC3H6OCOCMe=CH2。
The platinum group catalyst is selected from the temperature-sensitive platinum complex of ammonia hydroxyl polysiloxane coordination, methyl vinyl silicone is matched
One kind in the platinum complex of position, the platinum complex solution of diethyl phthalate coordination, the wherein mass concentration of Pt are
2200-8000ppm。
The special type inhibitor is attached most importance to metal ion compound class and Phosphorus inhibitor.
The vinyl polysiloxane viscosity is 2500mpa.s-45000mpa.s, and vinyl polysiloxane is end ethylene
Base, contents of ethylene 0.1%-1.5%.
The hydrogen containing siloxane viscosity is 15mpa.s-100mpa.s, and the hydrogen containing siloxane is that middle pole is hydrogeneous
Silicone oil, the H content in Si-H are 0.1%-0.8%.
The sum of the molal quantity of the vinyl polysiloxane vinyl and the molal quantity of vinyl of modified silicon oil with it is hydrogeneous
The ratio between hydrogen molal quantity of silicone oil is 1-2.7.
The heavy metal ion compound inhibitor is selected from pink salt, the halide of tin, nitric acid tin, STANNOUS SULPHATE CRYSTALLINE, tin acetate, lemon
Lemon acid tin, benzoic acid tin, bismuth salt, one or more of three halogenation bismuths, bismuth sulfate, bismuth acetate, bismuth benzoate, formic acid bismuth.
The Phosphorus inhibitor includes one or more of triphenylphosphine, triphenyl phosphate.
The filler is white carbon, aluminium oxide, zinc oxide, silica, aluminium hydroxide, one kind or several in magnesia
Kind.
The additive is silicone carboxylates Me3SiCH2COOEt。
Advantage of the present invention is：
Acryloxy modified silicon oil is added, can be chemically bonded in use with substrate surface, reach viscous
The purpose of knot.
Metal and Phosphorus catalytic inhibitor are added, the catalytic activity of platinum catalyst can be maximumlly inhibited, high gentle
Solidification failure will not be crosslinked under storage environment.
A kind of novel platinum group catalyst is added, the platinum complex of ammonia hydroxyl polysiloxane coordination is conducive to improve viscous
Connecing property.
Silicone carboxylates are added, product is improved and is stored in wet environment.
Specific implementation mode：
Embodiment 1-6
Component A：Viscosity is the vinyl polysiloxane of 2500mpa.s
Component B：Viscosity is the hydrogen containing siloxane of 15mpa.s
Component C:Methacryloxypropyl hydroxy silicon oil
Component D:Aluminium oxide and magnesia mixture
Component E:The temperature-sensitive platinum complex of ammonia hydroxyl polysiloxane coordination
Component F：The platinum complex of methyl vinyl silicone coordination
Component G:Triphenyl phosphate
Component H:Silicone carboxylates
Table 1：The composition (by weight percentage) of Examples 1 to 5 composition
Table 2：The evaluation result of Examples 1 to 7 composition
Claims (6)
1. a kind of high bonding easily stores one-component add-on type liquid silicon rubber, each component mass percent is poly- for 22-40% vinyl
Siloxanes, 5-15% modified silicon oils, 13-20% hydrogen containing siloxanes, 0.01-0.4% platinum group catalysts, the suppression of 0.01-0.2% special types
Preparation, 45-60% fillers, 0.1-5% additives；
The modified silicon oil is methacryloxypropyl hydroxy silicon oil, and structural formula isCMeCOO；
The platinum group catalyst is selected from the temperature-sensitive platinum complex of ammonia hydroxyl polysiloxane coordination, methyl vinyl silicone is coordinated
One kind in the platinum complex solution that platinum complex, diethyl phthalate are coordinated, the wherein mass concentration of Pt are 2200-
8000ppm；
The special type inhibitor is attached most importance to metal ion compound class and Phosphorus inhibitor；
The vinyl polysiloxane viscosity is 2500mpa.s-45000mpa.s, and vinyl polysiloxane is the poly- silicon of end-vinyl
Oxygen alkane, contents of ethylene 0.1%-1.5%；
The hydrogen containing siloxane viscosity is 15mpa.s-100mpa.s, and the hydrogen containing siloxane is middle pole Silicon Containing Hydrogen
Oil, the H content in Si-H are 0.1%-0.8%.
2. high bond according to claim 1 easily stores one-component add-on type liquid silicon rubber, which is characterized in that the second
The hydrogen molal quantity of the sum of the molal quantity of alkenyl silicone vinyl base and the molal quantity of vinyl of modified silicon oil and containing hydrogen silicone oil
The ratio between be 1-2.7.
3. high bond according to claim 1 easily stores one-component add-on type liquid silicon rubber, which is characterized in that described heavy
Metal ion compound inhibitor is selected from pink salt, the halide of tin, nitric acid tin, STANNOUS SULPHATE CRYSTALLINE, tin acetate, citric acid tin, benzoic acid
Tin, bismuth salt, one or more of three halogenation bismuths, bismuth sulfate, bismuth acetate, bismuth benzoate, formic acid bismuth.
4. high bond according to claim 1 easily stores one-component add-on type liquid silicon rubber, which is characterized in that the phosphorus
Class inhibitor includes one or more of triphenylphosphine, triphenyl phosphate.
5. high bond according to claim 1 easily stores one-component add-on type liquid silicon rubber, which is characterized in that described to fill out
It is white carbon, aluminium oxide, zinc oxide, silica, aluminium hydroxide, one or more of magnesia to fill object.
6. high bond according to claim 1 easily stores one-component add-on type liquid silicon rubber, which is characterized in that described to add
It is silicone carboxylates to add agent。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036451.4A CN108314896A (en) | 2017-01-18 | 2017-01-18 | A kind of high bonding easily stores one-component add-on type liquid silicon rubber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036451.4A CN108314896A (en) | 2017-01-18 | 2017-01-18 | A kind of high bonding easily stores one-component add-on type liquid silicon rubber |
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|---|---|
| CN108314896A true CN108314896A (en) | 2018-07-24 |
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| CN201710036451.4A Pending CN108314896A (en) | 2017-01-18 | 2017-01-18 | A kind of high bonding easily stores one-component add-on type liquid silicon rubber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115785894A (en) * | 2022-12-12 | 2023-03-14 | 上海富铭密封材料有限公司 | Silicone rubber for bonding and preparation method thereof |
| CN115779970A (en) * | 2021-11-18 | 2023-03-14 | 广州市矽友新材料科技有限公司 | Platinum catalyst for single-component addition type liquid silicone rubber and preparation method and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58205761A (en) * | 1982-05-25 | 1983-11-30 | ト−レ・シリコ−ン株式会社 | Silicon rubber shape and its manufacture |
| CN1756822A (en) * | 2003-03-17 | 2006-04-05 | 陶氏康宁公司 | Solventless silicone pressure sensitive adhesives with improved high temperature cohesive strength |
| CN102276989A (en) * | 2010-06-03 | 2011-12-14 | 信越化学工业株式会社 | Silicone resin composition for solar cell module, and solar cell module |
| KR20120071336A (en) * | 2010-12-22 | 2012-07-02 | 신에쓰 가가꾸 고교 가부시끼가이샤 | Thermally conductive silicone rubber sponge composition and fixing roll |
| CN103146203A (en) * | 2013-04-07 | 2013-06-12 | 株洲时代新材料科技股份有限公司 | Single-component addition-type silicone rubber and preparation method thereof |
-
2017
- 2017-01-18 CN CN201710036451.4A patent/CN108314896A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58205761A (en) * | 1982-05-25 | 1983-11-30 | ト−レ・シリコ−ン株式会社 | Silicon rubber shape and its manufacture |
| CN1756822A (en) * | 2003-03-17 | 2006-04-05 | 陶氏康宁公司 | Solventless silicone pressure sensitive adhesives with improved high temperature cohesive strength |
| CN102276989A (en) * | 2010-06-03 | 2011-12-14 | 信越化学工业株式会社 | Silicone resin composition for solar cell module, and solar cell module |
| KR20120071336A (en) * | 2010-12-22 | 2012-07-02 | 신에쓰 가가꾸 고교 가부시끼가이샤 | Thermally conductive silicone rubber sponge composition and fixing roll |
| CN103146203A (en) * | 2013-04-07 | 2013-06-12 | 株洲时代新材料科技股份有限公司 | Single-component addition-type silicone rubber and preparation method thereof |
Non-Patent Citations (5)
| Title |
|---|
| 李凤生，等: "《微纳米粉体后处理技术及应用》", 30 September 2005, 国防工业出版社 * |
| 橡胶工业原材料与装备简明手册编审委员会: "《橡胶工业原材料与装备简明手册》", 30 November 2016, 北京理工大学出版社 * |
| 王玲治，等: "聚-γ-氨丙基硅氧烷-铂络合物对不饱和化合物的硅氢加成的催化活性和选择性", 《催化学报》 * |
| 黄文润: "《液体硅橡胶》", 30 June 2009, 四川科学技术出版社 * |
| 黄文润: "《硅烷偶联剂及硅树脂》", 31 August 2010, 四川科学技术出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115779970A (en) * | 2021-11-18 | 2023-03-14 | 广州市矽友新材料科技有限公司 | Platinum catalyst for single-component addition type liquid silicone rubber and preparation method and application thereof |
| CN115785894A (en) * | 2022-12-12 | 2023-03-14 | 上海富铭密封材料有限公司 | Silicone rubber for bonding and preparation method thereof |
| CN115785894B (en) * | 2022-12-12 | 2024-06-18 | 上海富铭密封材料有限公司 | Silicone rubber for bonding and preparation method thereof |
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Application publication date: 20180724 |