CN107722919A - A kind of rubber composition and preparation method thereof - Google Patents
A kind of rubber composition and preparation method thereof Download PDFInfo
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- CN107722919A CN107722919A CN201711067638.7A CN201711067638A CN107722919A CN 107722919 A CN107722919 A CN 107722919A CN 201711067638 A CN201711067638 A CN 201711067638A CN 107722919 A CN107722919 A CN 107722919A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on 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; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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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
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Abstract
A kind of rubber composition provided by the invention and preparation method thereof, rubber composition provided by the invention is by by component A, component B and component C are mixed to get, specifically, the present invention is by by the component A of specific composition, component B and component C mixing, and the initiator in component B is set to be one or both of water and water-in-oil formulations, so that obtained composition not only has the similar pressure-sensitive effect of organotin catalyzed lower de- diacetylmonoxime bonding agent, it is and more environment-friendly and safer, the bonding being more suitable between brassiere and human body, and said composition has the ability of resistance air humidity change, use ratio is more stable, simple operation is effective.
Description
Technical field
The present invention relates to silicone rubber art, more particularly to a kind of rubber composition and preparation method thereof.
Background technology
Pressure-sensitive silicon rubber not only possesses superior bio compatibility, and has excellent pressure-sensitive adhesive performance, extensive
Apply in terms of concealed bra bonding.
The brassiere bonding agent of commercially available main flow be room temperature condensed type organic pressure-sensitive gel, be all using organotin as catalyst,
Crosslinking curing is triggered to take off diacetylmonoxime type by moisture, but organotin is toxicant, European Union has prohibited addition many years ago
And use, and diacetylmonoxime is also confirmed as by European Union being suspected to be carcinogenic substance recently.
How environmentally friendly, less toxic organic pressure-sensitive gel be at present many researchers concern the problem of is prepared,
Patent such as Publication No. CN103013430A discloses a kind of Environment-friendlyorganosilicone organosilicone sealant and its manufacture method, but this is special
The feature of environmental protection of catalyst is only elaborated in profit, the not influence to diacetylmonoxime restricts, so its obtained silicon rubber toxicity
It is or bigger；Publication No. CN101121870A patent discloses a kind of Dealcoholizing type organic silicon embedding glue, illustrates
The organic silanol condensation glue of de- diacetylmonoxime type is replaced with de- ethanol, but its catalyst used be hydroxylamine type, and course of reaction discharges
Ammonia, easily cause the sensitivity response of human body skin, can not apply in skin contact field.
Therefore the room temperature condensed type brassiere silicon rubber bonder for developing a Environmental Safety is the technology for needing to solve at present
Problem.
The content of the invention
In view of this, the technical problems to be solved by the invention are to provide a kind of rubber composition and its preparation side
Method, rubber composition provided by the invention cannot be only used for brassiere binding agent, and with the ability of resistance air humidity change.
The invention provides a kind of rubber composition, is mixed to get by component A, component B and component C,
Wherein, the component A is in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Urge
Agent：0.2-0.8；
The component B in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Initiator：
0.5-2 parts；
The initiator is one or both of water and water-in-oil emulsifier；
The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.
Preferably, the component A, component B and component C mass ratio are (10~25): (10~25): (0.5~1.5).
Preferably, the end hydroxyl silicone oil is α, alpha, omega-dihydroxy polydimethyl siloxane.
Preferably, the average viscosity of the end hydroxyl silicone oil is 20000-80000 centistokes.
Preferably, the softening agent is methyl-silicone oil, ethyl silicon oil, propyl group silicone oil, vinyl silicone oil, amino-modified silicone oil
With the one or more in polyether modified silicon oil.
Preferably, the average viscosity of the softening agent is 1000-15000 centistokes.
Preferably, the catalyst is isooctyl acid bismuth, laurate bismuth, bismuth neodecanoate, bismuth naphthenate, bismuth oxide and bismuth nitrate
In one or more.
Preferably, the diluent is low viscosity methyl-silicone oil, low viscosity vinyl silicone oil, DMC, the silica of hexamethyl two
One or more in alkane, octamethylcy-clotetrasiloxane and t etram-ethyltetravinylcyclotetrasiloxane.
Preferably, the crosslinking agent is tetraethyl orthosilicate, MTES, dimethyldiethoxysilane, second
One or more in ethyl triethoxy silicane alkane and glycidoxypropyltrietandysilane andysilane.
Present invention also offers a kind of preparation method of rubber composition, by the way that component A, component B and component C are mixed
Obtain,
Wherein, the component A is in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Urge
Agent：0.2-0.8；
The component B in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Initiator：
0.5-2 parts；
The initiator is one or both of water and water-in-oil emulsifier；
The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.
Compared with prior art, a kind of rubber composition provided by the invention, by by component A, component B and component C
Be mixed to get, wherein, the component A in terms of weight fraction, including：End hydroxyl silicone oil：20-30 parts；Softening agent：30-40 parts；Urge
Agent：0.2-0.8；The component B in terms of weight fraction, including：End hydroxyl silicone oil：20-30 parts；Softening agent：30-40 parts；Draw
Send out agent：0.5-2 parts；The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.Specifically,
The present invention makes the initiator in component B be water and Water-In-Oil by the way that the component A, component B and component C of specific composition are mixed
One or both of preparation so that obtained composition not only has the similar pressure of organotin catalyzed lower de- diacetylmonoxime bonding agent
Quick effect, and more environment-friendly and safer, the bonding being more suitable between brassiere and human body, and said composition has resistance air wet
The ability of change is spent, use ratio is more stable, and simple operation is effective.
Embodiment
The invention provides a kind of rubber composition, is mixed to get by component A, component B and component C,
Wherein, the component A is in terms of weight fraction, including：End hydroxyl silicone oil：20-30 parts；Softening agent：70-80 parts；Urge
Agent：0.2-0.8；
The component B in terms of weight fraction, including：End hydroxyl silicone oil：20-30 parts；Softening agent：70-80 parts；Initiator：
0.5-2 parts；
The initiator is one or both of water and water-in-oil formulations；
The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.
According to the present invention, the component A, component B and component C mass ratio are preferably (15~20): (15~20): (0.8
~1.2), more preferably (15~18): (15~18): (1~1.1).
According to the present invention, the end hydroxyl silicone oil in the component A is preferably α, alpha, omega-dihydroxy polydimethyl siloxane, institute
The average viscosity for stating end hydroxyl silicone oil is preferably 20000-80000 centistokes, more preferably 30000-50000 centistokes；Viscosity is to this
Inventing the obtained performance of composition has important influence, and viscosity is less than 20000, is crosslinked that overstocked colloid is harder, and feel is deteriorated；
Viscosity is more than 80000, and mixing viscosity is excessive, causes operational variation；In composition of the present invention, in the component A
End hydroxyl silicone oil is preferably 12~25 parts by weight, more preferably 15~25 parts by weight.
According to the present invention, the softening agent in the component A is preferably methyl-silicone oil, ethyl silicon oil, propyl group silicone oil, vinyl
One or more in silicone oil, amino-modified silicone oil and polyether modified silicon oil, more preferably methyl-silicone oil, vinyl-terminated silicone fluid and
Hold several or several in polyether modified silicon oil；The average viscosity of the softening agent is preferably 1000-15000 centistokes, more preferably
For 5000-12000 centistokes, most preferably 8000~10000 centistokes；In composition of the present invention, the softening in the component A
Agent is preferably 35~37.5 parts by weight.
According to the present invention, orderly that of the catalyst is isooctyl acid bismuth, laurate bismuth, bismuth neodecanoate, bismuth naphthenate, oxidation
One or more in one or more in bismuth and bismuth nitrate, more preferably isooctyl acid bismuth, laurate bismuth and bismuth neodecanoate；This
Invent in the composition, the catalyst is preferably 0.35~0.65 parts by weight, more preferably 0.4~0.5 parts by weight.
According to the present invention, the end hydroxyl silicone oil in the component B is preferably α, alpha, omega-dihydroxy polydimethyl siloxane, institute
The average viscosity for stating end hydroxyl silicone oil is preferably 20000-80000 centistokes, more preferably 30000-50000 centistokes；Viscosity is to this
Inventing the obtained performance of composition has important influence, and viscosity is less than 20000, is crosslinked that overstocked colloid is harder, and feel is deteriorated；
Viscosity is more than 80000, and mixing viscosity is excessive, causes operational variation；In composition of the present invention, in the component B
Hydroxy silicon oil is preferably 12~25 parts by weight, more preferably 15~25 parts by weight.
According to the present invention, the softening agent in the component B is preferably methyl-silicone oil, ethyl silicon oil, propyl group silicone oil, vinyl
One or more in silicone oil, amino-modified silicone oil and polyether modified silicon oil, more preferably methyl-silicone oil, vinyl-terminated silicone fluid and
Hold several or several in polyether modified silicon oil；The average viscosity of the softening agent is preferably 1000-15000 centistokes, more preferably
For 5000-12000 centistokes, most preferably 8000~10000 centistokes；In composition of the present invention, the softening in the component B
Agent is preferably 35~37.5 parts by weight.
According to the present invention, the initiator is preferably water；In composition of the present invention, the initiator is preferably 1~
1.5 parts by weight.
According to the present invention, the diluent is low viscosity methyl-silicone oil, low viscosity vinyl silicone oil, DMC, the silicon of hexamethyl two
One or more in oxygen alkane, octamethylcy-clotetrasiloxane and t etram-ethyltetravinylcyclotetrasiloxane, more preferably low viscosity
One or more in methyl-silicone oil, low viscosity vinyl silicone oil, DMC and HMDO, the low viscosity methyl silicon
The average viscosity of oil is preferably 20~30 centistokes；In composition of the present invention, the diluent is preferably 85~88 parts by weight.
According to the present invention, the crosslinking agent is preferably tetraethyl orthosilicate, MTES, dimethyl diethoxy
One or more in silane, ethyl triethoxysilane and glycidoxypropyltrietandysilane andysilane, more preferably just
One or both of silester and MTES；In composition of the present invention, the crosslinking agent is preferably
15~18 parts by weight.
Present invention also offers a kind of preparation method of rubber composition, by the way that component A, component B and component C are mixed
Obtain,
Wherein, the component A is in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Urge
Agent：0.2-0.8；
The component B in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Initiator：
0.5-2 parts；
The initiator is one or both of water and water-in-oil emulsifier；
The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.
In addition, in preparation method of the present invention, the selection of each raw material is identical with foregoing description, and the present invention is to the silicon
Mixing in the preparation of rubber composition does not have particular/special requirement, mixed method well known in the art.
A kind of rubber composition provided by the invention, by the way that component A, component B and component C are mixed to get, wherein, institute
Component A is stated in terms of weight fraction, including：First end hydroxyl silicone oil：20-30 parts；First softening agent：30-40 parts；Catalyst：
0.2-0.8；The component B in terms of weight fraction, including：Second end hydroxyl silicone oil：20-30 parts；Second softening agent：30-40 parts；
Initiator：0.5-2 parts；The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.Specifically
, the present invention is that initiator in component B is water and You Bao by the way that the component A, component B and component C of specific composition are mixed
One or both of water formulation so that obtained composition not only has organotin catalyzed lower de- diacetylmonoxime bonding agent similar
Pressure-sensitive effect, and more environment-friendly and safer, the bonding being more suitable between brassiere and human body, and said composition has resistance air
The ability of humidity change, use ratio is more stable, and simple operation is effective.
It is clearly and completely described below in conjunction with the technical scheme of the embodiment of the present invention, it is clear that described implementation
Example only part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
Embodiment 1
Raw material forms：
End hydroxyl silicone oil：25 parts, softening agent：75 parts, catalyst：0.5 part, initiator：1 part, diluent：85 parts, crosslinking
Agent：15 parts.Wherein end hydroxyl silicone oil average viscosity is 50000 centistokes；Softening agent is methyl-silicone oil, and average viscosity is 9500 lis
This；Catalyst is new certain herbaceous plants with big flowers acid bismuth；Initiator is distilled water；Diluent is HMDO；Crosslinking agent is tetraethyl orthosilicate.
Preparation method：
12.5 parts of end hydroxyl silicone oils, 37.5 parts of softening agents, 0.5 part of catalyst are weighed, is put into dry planetary mixer
Vacuumize while stirring, component A is obtained after stirring；Weigh 12.5 parts of end hydroxyl silicone oils, 37.5 parts of softening agents, 1 part draw
Agent is sent out, puts into planetary mixer and vacuumizes while stirring, B component is obtained after stirring；Weigh 85 parts of diluents, 15 parts
Crosslinking agent, input are dried and had in the mixing plant of drying nitrogen protection and stir, and produce C components.Above-mentioned each component presses A: B
: stir at C=15: 15: 1, and holding chamber epidemic disaster produces environment-friendly silicon rubber composition under the conditions of being 10% after 2 hours.
Embodiment 2
Raw material forms
End hydroxyl silicone oil：20 parts, softening agent：80 parts, catalyst：0.65 part, initiator：2 parts, diluent：80 parts, crosslinking
Agent：20 parts.Wherein end hydroxyl silicone oil average viscosity is 30000 centistokes；Softening agent is vinyl-terminated silicone fluid, and average viscosity is
12000 centistokes；Catalyst is isooctyl acid bismuth；Initiator is distilled water；Diluent is DMC；Crosslinking agent is tetraethyl orthosilicate and first
Ethyl triethoxy silicane alkane mixture, both mass ratioes are 3: 1.
Preparation method：10 parts of end hydroxyl silicone oils, 40 parts of softening agents, 0.65 part of catalyst are weighed, dry planet is put into and stirs
Mix in machine and vacuumize while stirring, component A is obtained after stirring；Weigh 10 parts of end hydroxyl silicone oils, 40 parts of softening agents, 2 parts
Initiator, put into planetary mixer and vacuumize while stirring, B component is obtained after stirring；Weigh 80 parts of diluents, 20
Part crosslinking agent, input are dried and had in the mixing plant of drying nitrogen protection and stir, and produce C components.Above-mentioned each component presses A
: stir at B: C=15: 15: 0.8, and holding chamber epidemic disaster produces environment-friendly silicon rubber combination after 2 hours under the conditions of being 60%
Thing.
Embodiment 3
Raw material forms
End hydroxyl silicone oil：30 parts, softening agent：70 parts, catalyst：0.35 part, initiator：0.5 part, diluent：90 parts, hand over
Join agent：10 parts.Wherein end hydroxyl silicone oil average viscosity is 80000 centistokes；Softening agent is end polyether modified silicon oil, and average viscosity is
8000 centistokes；Catalyst is laurate bismuth；Initiator is distilled water；Diluent is low viscosity methyl-silicone oil, 20 lis of average viscosity
This；Crosslinking agent is MTES.
Preparation method：15 parts of end hydroxyl silicone oils, 35 parts of softening agents, 0.35 part of catalyst are weighed, dry planet is put into and stirs
Mix in machine and vacuumize while stirring, component A is obtained after stirring；Weigh 15 parts of end hydroxyl silicone oils, 35 parts of softening agents, 0.5
Part initiator, puts into planetary mixer and vacuumizes while stirring, B component is obtained after stirring；Weigh 90 parts of diluents,
10 parts of crosslinking agents, input are dried and had in the mixing plant of drying nitrogen protection and stir, and produce C components.Above-mentioned each component
Stirred by A: B: C=15: 15: 1.2, holding chamber epidemic disaster produces environment-friendly silicon rubber group under the conditions of being 85% after 2 hours
Compound.
Comparative example 1
End hydroxyl silicone oil：25 parts, softening agent：75 parts, catalyst：0.3 part, diluent：80 parts, crosslinking agent：20 parts.Wherein
End hydroxyl silicone oil average viscosity is 30000 centistokes；Softening agent is vinyl-terminated silicone fluid, and average viscosity is 12000 centistokes；Catalyst
For dibutyl tin laurate；Diluent is white spirit；Crosslinking agent is methyl tributanoximo silane and vinyl tributanoximo
Silane mixture, both mass ratioes are 4: 1.
Preparation method：25 parts of end hydroxyl silicone oils, 75 parts of softening agents, 0.3 part of catalyst are weighed, puts into dry planet stirring
Vacuumized while stirring in machine, component A is obtained after stirring；80 parts of diluents, 20 parts of crosslinking agents are weighed, input stirring is set
Stirred in standby, produce B component.Above-mentioned each component stirs by A: B=30: 1, and holding chamber epidemic disaster is 60% condition
Rubber composition is produced after lower 6 hours.
Comparative example 2
End hydroxyl silicone oil：25 parts, softening agent：75 parts, catalyst：0.5 part, diluent：85 parts, crosslinking agent：15 parts.Wherein
End hydroxyl silicone oil average viscosity is 50000 centistokes；Softening agent is methyl-silicone oil, and average viscosity is 9500 centistokes；Catalyst is new
Certain herbaceous plants with big flowers acid bismuth；Diluent is HMDO；Crosslinking agent is tetraethyl orthosilicate.
Preparation method：25 parts of end hydroxyl silicone oils, 75 parts of softening agents, 0.5 part of catalyst are weighed, puts into dry planet stirring
Vacuumized while stirring in machine, component A is obtained after stirring；Weigh 85 parts of diluents, 15 parts of crosslinking agents, input dry and
Have in the mixing plant of drying nitrogen protection and stir, produce B component.Above-mentioned each component stirs by A: B=30: 1, puts
Putting under the conditions of room epidemic disaster is 10% to solidify.
Embodiment 4
The performance of the composition obtained to embodiment 1~3 and comparative example 1~2 detects, and specific method is：By silicon
Rubber composition is uniformly applied in bra base material, smearing thickness 1mm, PET film surface is fitted in after vulcanization, uses omnipotent drawing
Power machine surveys its 180 degree peeling force, unit N/25mm with 300mm/min speed.Experimental result is as shown in table 1,
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | |
| Containing organotin | Nothing | Nothing | Nothing | Have | Nothing |
| Containing fragrant same clan's solvent | Nothing | Nothing | Nothing | Have | Nothing |
| Reactant toxicity | Nothing | Nothing | Nothing | It is doubtful carcinogenic | Nothing |
| Peeling force (N/25mm) | 4.6 | 4.4 | 4.5 | 4.4 | 0 |
| Hardening time (h) | 2 | 2 | 2 | 6 | Do not solidify |
The explanation of above example is only intended to help the method and its core concept for understanding the present invention.It should be pointed out that pair
For those skilled in the art, under the premise without departing from the principles of the invention, the present invention can also be carried out
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (10)
1. a kind of rubber composition, it is mixed to get by component A, component B and component C,
Wherein, the component A is in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Catalyst：
0.2-0.8；
The component B in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Initiator：0.5-2
Part；
The initiator is one or both of water and water-in-oil emulsifier；
The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.
2. rubber composition according to claim 1, it is characterised in that the component A, component B and component C quality
Than for (10~25): (10~25): (0.5~1.5).
3. rubber composition according to claim 1, it is characterised in that the end hydroxyl silicone oil is α, alpha, omega-dihydroxy
Dimethyl silicone polymer.
4. rubber composition according to claim 1, it is characterised in that the average viscosity of the end hydroxyl silicone oil is
20000-80000 centistokes.
5. rubber composition according to claim 1, it is characterised in that the softening agent is methyl-silicone oil, ethyl silicon
One or more in oil, propyl group silicone oil, vinyl silicone oil, amino-modified silicone oil and polyether modified silicon oil.
6. rubber composition according to claim 1, it is characterised in that the average viscosity of the softening agent is 1000-
15000 centistokes.
7. rubber composition according to claim 1, it is characterised in that the catalyst is isooctyl acid bismuth, laurate
One or more in bismuth, bismuth neodecanoate, bismuth naphthenate, bismuth oxide and bismuth nitrate.
8. rubber composition according to claim 1, it is characterised in that the diluent be low viscosity methyl-silicone oil,
Low viscosity vinyl silicone oil, DMC, HMDO, octamethylcy-clotetrasiloxane and the silica of tetramethyl tetravinyl ring four
One or more in alkane.
9. rubber composition according to claim 1, it is characterised in that the crosslinking agent is tetraethyl orthosilicate, methyl
Triethoxysilane, dimethyldiethoxysilane, ethyl triethoxysilane and glycidyl ether oxygen propyl triethoxysilicane
One or more in alkane.
10. a kind of preparation method of rubber composition, by the way that component A, component B and component C are mixed to get,
Wherein, the component A is in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Catalyst：
0.2-0.8；
The component B in terms of weight fraction, including：End hydroxyl silicone oil：10-30 parts；Softening agent：30-40 parts；Initiator：0.5-2
Part；
The initiator is one or both of water and water-in-oil emulsifier；
The component C in terms of weight fraction, including：Diluent：80-90 parts；Crosslinking agent：10-20 parts.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109735113A (en) * | 2018-12-30 | 2019-05-10 | 苏州桐力光电股份有限公司 | Clear silicone gel is used in a kind of fitting of liquid crystal display |
| CN111057517A (en) * | 2019-12-31 | 2020-04-24 | 广州机械科学研究院有限公司 | Bi-component fast curing type organic silicon structural adhesive and preparation method thereof |
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| CN102010689A (en) * | 2010-11-18 | 2011-04-13 | 北京天山新材料技术股份有限公司 | Isocyanate modified two-component silicon rubber adhesive and preparation method thereof |
| CN103013430A (en) * | 2012-12-24 | 2013-04-03 | 成都硅宝科技股份有限公司 | Environment-friendly organosilicone sealant and manufacturing method thereof |
| CN104710962A (en) * | 2015-03-26 | 2015-06-17 | 深圳诚立胜新材料科技有限公司 | Room-temperature vulcanized silicone rubber adhesive and preparation method thereof |
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| CN109735113A (en) * | 2018-12-30 | 2019-05-10 | 苏州桐力光电股份有限公司 | Clear silicone gel is used in a kind of fitting of liquid crystal display |
| CN109735113B (en) * | 2018-12-30 | 2021-09-28 | 苏州桐力光电股份有限公司 | Transparent silica gel for laminating liquid crystal display |
| CN111057517A (en) * | 2019-12-31 | 2020-04-24 | 广州机械科学研究院有限公司 | Bi-component fast curing type organic silicon structural adhesive and preparation method thereof |
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Application publication date: 20180223 |