CN113684003B - Two-component room temperature vulcanized silicone rubber composition - Google Patents
Two-component room temperature vulcanized silicone rubber composition Download PDFInfo
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- CN113684003B CN113684003B CN202111031826.0A CN202111031826A CN113684003B CN 113684003 B CN113684003 B CN 113684003B CN 202111031826 A CN202111031826 A CN 202111031826A CN 113684003 B CN113684003 B CN 113684003B
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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
- 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
- C09J11/08—Macromolecular additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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Abstract
The invention discloses a bi-component room temperature vulcanized silicone rubber composition, wherein the A component of the composition is prepared from the following raw materials in parts by weight: 100 parts of alpha, omega-dihydroxy polydimethylsiloxane, 10-30 parts of simethicone, 1-5 parts of water-alcohol mixed solution and 80-120 parts of reinforcing filler, wherein the water content of the water-alcohol mixed solution is ensured to reach 2000-4000 ppm. The component B of the composition is prepared from the following raw materials in parts by weight: 100 parts of base stock, 5-10 parts of silicone oil, 20-35 parts of composite coupling agent, 30-45 parts of No. 1 cross-linking agent, 2-10 parts of No. 2 cross-linking agent, 10-30 parts of toughening agent and 0.2-2 parts of catalyst. The invention has the advantages that the mechanical property meets the low-modulus requirement, the deep curing speed is high, and the displacement property meets the 100/50-level sealant requirement in GB/T22083-2008. The construction efficiency of the product can be effectively improved, the problems of low reaction speed and incomplete deep curing of the single-component weather-resistant adhesive at present can be well solved, and the method can be widely applied to the fields of doors and windows, high-rise curtain wall joints and other joints.
Description
Technical Field
The invention relates to the technical field of organic mucilage glue, in particular to a bi-component room temperature vulcanized silicone rubber composition.
Background
The silicone sealant is widely used for seam sealing in the fields of various doors and windows, curtain walls, roads and the like due to the excellent weather resistance and high displacement capacity. The silicone sealant is divided into a single component and a double component according to different split charging modes, and the weather-resistant sealant on the market at present mainly comprises the single component, but the single component has the problems of insufficient storage stability, low reaction speed, incomplete deep curing and the like, has certain potential safety hazard, and reduces the construction efficiency. The two-component can solve the above problems, but the low modulus is a major problem at present. CN101831271B discloses a hollow glass two-component sealant with low water vapor permeability, proper modulus and good weather resistance, wherein the 100% modulus reaches 0.3-0.5MPa, but the elongation at break is still not ideal, and the requirement of low modulus is also difficult to reach. CN105647462a discloses a two-component condensation type sealant which can be preserved with good adhesion under long-term soaking conditions, and mainly emphasizes the adhesion in soaking water, and the related improvement in modulus direction is not described and made. In recent years, high-rise and super high-rise curtain wall buildings at home and abroad are continuously developed, and products with high displacement capacity and low modulus performance are urgently needed to be matched for use.
Disclosure of Invention
In view of the defects of the prior art, the invention provides a two-component room temperature vulcanized silicone rubber composition, the mechanical property of which meets the low-modulus requirement, the deep curing speed is high, and the displacement performance of which meets the 100/50-level sealant requirement in GB/T22083-2008. The invention can effectively improve the construction efficiency of the product and well solve the problems of low reaction speed and incomplete deep curing of the single-component weather-resistant adhesive at present.
The technical scheme is as follows:
the double-component room temperature vulcanized silicone rubber composition provided by the invention comprises a component A and a component B, wherein the component A is prepared from the following raw materials in parts by weight: 100 parts of alpha, omega-dihydroxy polydimethylsiloxane (107 glue), 10-30 parts of simethicone, 1-5 parts of water-alcohol mixed solution and 80-120 parts of reinforcing filler, wherein the water content of the water-alcohol mixed solution is ensured to reach 2000-4000 ppm; the component B is prepared from the following raw materials in parts by weight: 100 parts of base stock, 5-10 parts of silicone oil, 20-35 parts of composite coupling agent, 30-45 parts of No. 1 cross-linking agent, 2-10 parts of No. 2 cross-linking agent, 10-30 parts of toughening agent and 0.2-2 parts of catalyst.
The preferred viscosity range of the alpha, omega-dihydroxy polydimethylsiloxane is 50000-100000cps.
The preferred viscosity range of the dimethicone is 300-15000cps.
The ratio of water to alcohol of the water to alcohol mixed solution is preferably 1:1, wherein the alcohol is preferably one or more of ethanol, isopropanol and glycerin.
The reinforcing filler is preferably one or more of white carbon black, nano activated calcium carbonate and heavy calcium carbonate.
The preferred viscosity range of the silicone oil is 300-15000cps.
The base material is preferably a mixture of carbon black and silicone oil in different proportions, and the preferable proportion is 1:1.
The compound coupling agent is preferably one or two of gamma-aminopropyl triethoxysilane/gamma-aminopropyl trimethoxysilane and gamma- (2, 3-glycidoxy) propyl trimethoxysilane, gamma-aminopropyl triethoxysilane/gamma-aminopropyl trimethoxysilane and gamma-isocyanatopropyl triethoxysilane, and gamma- (2, 3-glycidoxy) propyl trimethoxysilane, wherein the molar ratio of the reactants is 1:2.
The No. 1 cross-linking agent is preferably two or three of dimethyl dimethoxy silane, dimethyl diethoxy silane, methyl vinyl dimethoxy silane, methyl phenyl dimethoxy silane, diphenyl dimethoxy silane, dimethyl diacetone oxime group silane and methyl vinyl diacetone oxime group silane.
The No. 2 cross-linking agent is preferably one or two of propyl trimethoxy silane, propyl trimethoxy silane trimer, hexyl trimethoxy silane, methyl triethoxy silane, methyl tributyl ketoxime silane and vinyl tributyl ketoxime silane.
The toughening agent is preferably active isocyanate (the isocyanate content is 1-3%), and is an ether group-containing polymer or polyether polyurethane group-containing polymer.
The catalyst is preferably one or two of dibutyl tin diacetate, dibutyl tin dilaurate and dibutyl tin diacetoacetate.
The invention also provides a preparation method of the two-component room temperature vulcanized silicone rubber composition, which has the following technical scheme:
(1) According to the component proportion in claim 1, the alpha, omega-dihydroxyl polydimethylsiloxane, the reinforcing powder and the simethicone are put into a kneader to be stirred uniformly, then the water-alcohol mixed solution is added to be stirred uniformly, and the component A is prepared by vacuum defogging.
(2) Adding the base material, the silicone oil, the No. 1 cross-linking agent, the No. 2 cross-linking agent and the toughening agent into a stirring kettle, uniformly mixing, adding the composite coupling agent and the catalyst, and uniformly stirring under the condition of vacuumizing to obtain the component B.
(3) The gamma-aminopropyl triethoxy silane/gamma-aminopropyl trimethoxy silane reacts with gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane/gamma-isocyanic acid propyl triethoxy silane for 3-4 hours at the temperature of 60-80 ℃ to obtain the neutral composite coupling agent.
Detailed Description
Several specific examples are given below to facilitate a better understanding of the technical solution of the invention and the beneficial effects obtained.
Example 1
And (3) preparing a component A: 100 parts of 50000cps alpha, omega-dihydroxyl polydimethylsiloxane, 20 parts of 350cps simethicone and 100 parts of active calcium carbonate are put into a kneader, the temperature is 90 ℃, the stirring time is 180 minutes, the cooling is lower than 40 ℃,3 parts of aqueous alcohol solution with the vacuum degree of-0.09 MPa is added, the stirring is carried out for 60 minutes, and the component A is obtained after the cooling.
And (2) preparing a component B: adding 100 parts of base material, 5 parts of 12000cps dimethyl silicone oil, 20 parts of dimethyl dimethoxy silane, 10 parts of dimethyl diacetone oxime silane, 5 parts of propyl trimethoxy silane trimer and 20 parts of active isocyanate into a stirring kettle, and stirring for 60min under the vacuum degree of-0.09 MPa; 20 parts of a reactant of gamma-aminopropyl triethoxysilane and gamma- (2, 3-glycidoxy) propyl trimethoxysilane, 0.5 part of dibutyltin dilaurate and the vacuum degree of-0.1 MPa are added, and stirring is carried out for 30min, so that a component B is prepared.
The A/B component is prepared into the silicone sealant with high displacement capacity according to the mass ratio of 10:1.
Example two
And (3) preparing a component A: 100 parts of 50000cps alpha, omega-dihydroxyl polydimethylsiloxane, 20 parts of 350cps dimethyl silicone oil, 80 parts of activated calcium carbonate and 20 parts of heavy calcium carbonate are put into a kneader, the temperature is 90 ℃, the stirring time is 180 minutes, the cooling is lower than 40 ℃,3 parts of hydroalcoholic solution with the vacuum degree of minus 0.09MPa is added, the stirring is carried out for 60 minutes, and the component A is obtained after cooling.
And (2) preparing a component B: 100 parts of base material, 5 parts of 12000cps dimethyl silicone oil, 25 parts of methyl vinyl dimethoxy silane, 10 parts of dimethyl diacetone oxime silane, 3 parts of propyl trimethoxy silane, 2 parts of methyl triethoxy silane and 25 parts of active isocyanate are added into a stirring kettle, and the vacuum degree is-0.09 MPa, and the stirring time is 60 minutes; 25 parts of a reactant of gamma-aminopropyl triethoxysilane and gamma- (2, 3-glycidoxy) propyl trimethoxysilane, 0.5 part of dibutyltin dilaurate and the vacuum degree of-0.1 MPa are added, and stirring is carried out for 30min, so that a component B is prepared.
The A/B component is prepared into the silicone sealant with high displacement capacity according to the mass ratio of 10:1.
Example III
And (3) preparing a component A: 100 parts of 80000cps alpha, omega-dihydroxyl polydimethylsiloxane, 30 parts of 350cps dimethyl silicone oil, 100 parts of active calcium carbonate and 10 parts of heavy calcium are put into a kneader, the temperature is 90 ℃, the stirring time is 180min, the cooling is lower than 40 ℃,2 parts of hydroalcoholic solution with the vacuum degree of minus 0.09MPa is added, the stirring is carried out for 60min, and the component A is obtained after cooling.
And (2) preparing a component B: 100 parts of base material, 10 parts of 12000cps dimethyl silicone oil, 15 parts of dimethyl diethoxy silane, 15 parts of methyl vinyl diacetone oxime silane, 2 parts of methyl tributyl ketoxime silane, 1 part of vinyl tributyl ketoxime silane and 30 parts of active isocyanate are added into a stirring kettle, the vacuum degree is-0.09 MPa, and the stirring time is 60 minutes; 20 parts of a reactant of gamma-aminopropyl trimethoxysilane and gamma-isocyanatopropyl triethoxysilane, 5 parts of gamma- (2, 3-epoxypropoxy) propyl trimethoxysilane, 0.4 part of dibutyltin dilaurate and 0.2 part of dibutyltin ethylacetylacetate are added, and the stirring time is 30min under the vacuum degree of-0.1 MPa, so that a component B is prepared.
The A/B component is prepared into the silicone sealant with high displacement capacity according to the mass ratio of 12:1.
Example IV
And (3) preparing a component A: 100 parts of 80000cps alpha, omega-dihydroxyl polydimethylsiloxane, 30 parts of 350cps dimethyl silicone oil, 5 parts of white carbon black and 90 parts of active calcium carbonate are put into a kneader, the temperature is 90 ℃, the stirring time is 180 minutes, the cooling is lower than 40 ℃, 5 parts of aqueous alcohol solution with the vacuum degree of minus 0.09MPa is added, the stirring is carried out for 60 minutes, and the component A is obtained after cooling.
And (2) preparing a component B: 100 parts of base material, 5 parts of 12000cps dimethyl silicone oil, 30 parts of methyl phenyl dimethoxy silane, 10 parts of dimethyl dibutyl ketoxime group silane, 5 parts of hexyl trimethoxy silane, 3 parts of methyl tributyl ketoxime group silane and 15 parts of active isocyanate are added into a stirring kettle, the vacuum degree is-0.09 MPa, and the stirring time is 60 minutes; adding 30 parts of reactant of gamma-aminopropyl trimethoxysilane and gamma- (2, 3-glycidoxy) propyl trimethoxysilane, 1 part of dibutyltin diacetate, and stirring for 30min at the vacuum degree of-0.1 MPa to obtain the component B.
The A/B component is prepared into the silicone sealant with high displacement capacity according to the mass ratio of 12:1.
Example five
And (3) preparing a component A: 100 parts of 100000cps alpha, omega-dihydroxyl polydimethylsiloxane, 30 parts of 350cps simethicone, 5 parts of white carbon black, 100 parts of active calcium carbonate and 15 parts of heavy calcium are put into a kneader, the temperature is 90 ℃, the stirring time is 180min, the cooling is lower than 40 ℃, 5 parts of aqueous alcohol solution is added, the vacuum degree is minus 0.09MPa, the stirring is carried out for 60min, and the component A is obtained after cooling.
And (2) preparing a component B: adding 100 parts of base material, 5 parts of 12000cps dimethyl silicone oil, 20 parts of diphenyl dimethoxy silane, 20 parts of dimethyl diacetone oxime silane, 8 parts of propyl trimethoxy trimer and 10 parts of active isocyanate into a stirring kettle, and stirring for 60min under the vacuum degree of-0.09 MPa; 30 parts of reactant of gamma-aminopropyl triethoxysilane and gamma-isocyanic acid propyl triethoxysilane, 1.5 parts of dibutyl tin dilaurate are added, and the stirring time is 30min under the vacuum degree of-0.1 MPa, so that the component B is prepared.
The A/B component is prepared into the silicone sealant with high displacement capacity according to the mass ratio of 14:1.
Comparative example one
And (3) preparing a component A: 100 parts of 80000cps alpha, omega-dihydroxypolydimethylsiloxane, 20 parts of 350cps simethicone, 5 parts of white carbon black, 100 parts of active calcium carbonate and 15 parts of heavy calcium carbonate are put into a kneader, the temperature is 90 ℃, the stirring time is 180min, the cooling is carried out, the vacuum degree is minus 0.09MPa, and the stirring is carried out for 30min, thus obtaining the component A.
And (2) preparing a component B: adding 100 parts of base material, 5 parts of 12000cps dimethyl silicone oil, 30 parts of methyltrimethoxysilane and 10 parts of propyltrimethoxysilane into a stirring kettle, and stirring for 60min under the vacuum degree of-0.09 MPa; 20 parts of gamma-aminopropyl triethoxysilane, 10 parts of gamma- (2, 3-glycidoxy) propyl trimethoxysilane, 10 parts of gamma-aminopropyl triethoxysilane and 1 part of dibutyltin dilaurate are added, and stirring is carried out for 30min under the vacuum degree of-0.1 MPa, so that the component B is prepared.
The A/B component is prepared into the silicone sealant with high displacement capacity according to the mass ratio of 12:1.
Comparative example two
And (3) preparing a component A: 100 parts of 80000cps alpha, omega-dihydroxypolydimethylsiloxane, 30 parts of 350cps simethicone, 85 parts of active calcium carbonate and 15 parts of heavy calcium carbonate are put into a kneader, the temperature is 90 ℃, the stirring time is 180min, the cooling and the vacuum degree is-0.09 MPa, and the stirring is carried out for 30min, thus obtaining the component A.
And (2) preparing a component B: adding 100 parts of base material, 5 parts of 12000cps dimethyl silicone oil, 20 parts of methyl tributyl ketoxime silane and 25 parts of vinyl tributyl ketoxime silane into a stirring kettle, and stirring for 60min under the vacuum degree of-0.09 MPa; 20 parts of gamma-aminopropyl triethoxysilane, 10 parts of gamma- (2, 3-glycidoxy) propyl trimethoxysilane, 10 parts of gamma-aminopropyl triethoxysilane and 1 part of dibutyltin diacetate are added, and the stirring time is 30min at the vacuum degree of-0.1 MPa, so that the component B is prepared.
The A/B component is prepared into the silicone sealant with high displacement capacity according to the mass ratio of 12:1.
Testing and results
Mechanical property test reference standard: GB/T13477.
The deep curing degree testing method comprises the following steps: mixing the components A/B according to the ratio, filling the sample into a rubber bottle with the radius of 2.5cm and the PP material by a filling machine, filling the rubber bottle to the height of 14cm, and leveling the surface of the sample without bubbles. The hardness of the middle bottom portion was measured every twelve hours at a temperature of 23.+ -. 2) and a relative humidity of 50.+ -. 5%, and the degree of deep curing was determined by comparing the hardness under the standard conditions and the semi-closed state.
Hardness test reference: GB/T531.1
The invention has the beneficial effects that:
the invention selects proper material types and scientific proportion, can prepare the silicone weather-resistant adhesive with low modulus and high displacement capacity, and can be widely used in the fields of doors and windows, high-rise curtain wall joints and other joints.
Wherein:
(1) The water-alcohol mixed solution is favorable for the dispersion of water in the component A, and the water content in the system is controlled to be 2000-4000ppm, so that the water content required by the double-component silicone adhesive in the reaction process is provided, and the internal reaction of the silicone adhesive is promoted to be complete in a short time.
(2) The curing agent adopts an alcohol type and ketoxime type dual curing system, wherein the crosslinking agent 1 is used as a main component, an intermolecular effective motion chain segment is increased, and the crosslinking agent 2 improves the workability such as surface drying and the like.
(3) The coupling agent adopts a neutral system, so that the long-term aging performance can be improved.
(4) The toughening agent is an active isocyanate polymer, participates in 107 glue reaction, increases a flexible chain segment, and improves the toughness, cohesive strength and adhesive property of the glue.
Claims (5)
1. The double-component room temperature vulcanized silicone rubber composition comprises an A component and a B component, and is characterized in that the A component is prepared from the following raw materials in parts by weight: 100 parts of alpha, omega-dihydroxy polydimethylsiloxane, 10-30 parts of simethicone, 1-5 parts of water-alcohol mixed solution and 80-120 parts of reinforcing filler; the component B is prepared from the following raw materials in parts by weight: 100 parts of base material, 5-10 parts of silicone oil, 20-35 parts of composite coupling agent, 30-45 parts of No. 1 cross-linking agent, 2-10 parts of No. 2 cross-linking agent, 10-30 parts of toughening agent and 0.2-2 parts of catalyst; the base material is a mixture of carbon black and silicone oil according to a ratio of 1:1; the No. 1 cross-linking agent is two or three of dimethyl dimethoxy silane, dimethyl diethoxy silane, methyl vinyl dimethoxy silane, methyl phenyl dimethoxy silane, diphenyl dimethoxy silane, dimethyl diacetone oxime silane and methyl vinyl diacetone oxime silane; the No. 2 cross-linking agent is one or two of propyl trimethoxy silane, propyl trimethoxy silane trimer, hexyl trimethoxy silane, methyl triethoxy silane, methyl tributyl ketoxime silane and vinyl tributyl ketoxime silane; adopting alcohol type and ketoxime type dual curing; the toughening agent is active isocyanate containing polyether structure or polyether polyurethane structure.
2. The composition of claim 1, wherein the reinforcing filler is one or more of white carbon black, nano activated calcium carbonate and heavy calcium carbonate.
3. The composition of claim 1 wherein the composite coupling agent is one or both of gamma-aminopropyl triethoxysilane/gamma-aminopropyl trimethoxysilane and gamma- (2, 3-glycidoxy) propyl trimethoxysilane, gamma-aminopropyl triethoxysilane/gamma-aminopropyl trimethoxysilane and gamma-isocyanatopropyl triethoxysilane.
4. The composition of claim 1 wherein the catalyst is one or both of dibutyltin diacetate, dibutyltin dilaurate, and dibutyltin ethylacetylacetate.
5. The composition according to any one of claims 1 to 4, which is prepared by a process comprising the steps of:
(1) Putting alpha, omega-dihydroxyl polydimethylsiloxane, reinforcing filler and simethicone into a kneader, stirring uniformly, adding a water-alcohol mixed solution, stirring uniformly, and vacuum defogging to obtain a component A;
(2) Adding the base material, the silicone oil, the No. 1 cross-linking agent, the No. 2 cross-linking agent and the toughening agent into a stirring kettle, uniformly mixing, adding the composite coupling agent and the catalyst, and uniformly stirring under the condition of vacuumizing to obtain the component B.
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922252A (en) * | 2004-02-18 | 2007-02-28 | 亨斯迈先进材料（瑞士）有限公司 | Fire retardant compositions using siloxanes |
| CN103160239A (en) * | 2011-12-19 | 2013-06-19 | 广州市白云化工实业有限公司 | High-displacement-ability silicone fire-proof sealing glue and manufacturing method of the same |
| CN103468200A (en) * | 2013-08-30 | 2013-12-25 | 北京天山新材料技术股份有限公司 | Environment-friendly bicomponent silicone rubber adhesive and preparation method thereof |
| CN104017536A (en) * | 2014-06-27 | 2014-09-03 | 上海回天新材料有限公司 | High-transparency high-deep-layer-curing-speed double-component condensed organic silicon potting adhesive |
| CN105585999A (en) * | 2016-03-02 | 2016-05-18 | 广东杰果新材料有限公司 | Condensed type two-component pouring sealant for LED optical lens and preparation method thereof |
| CN108048029A (en) * | 2017-12-30 | 2018-05-18 | 广州市白云化工实业有限公司 | It can deeply-curing, transparent two-component condensed type organic silicon adhesive and preparation method thereof |
| CN108179003A (en) * | 2017-12-25 | 2018-06-19 | 广州市白云化工实业有限公司 | The dealcoholized type silicone weatherproof sealant and preparation method thereof of low modulus, high displacement capacity |
| CN109609084A (en) * | 2018-12-26 | 2019-04-12 | 广州市白云化工实业有限公司 | Silicone sealant and preparation method thereof |
| CN109679572A (en) * | 2018-12-29 | 2019-04-26 | 广州市白云化工实业有限公司 | The silicone fireproof seal gum and preparation method thereof of the low high displacement capacity of modulus |
| CN111040725A (en) * | 2019-12-31 | 2020-04-21 | 广州市白云化工实业有限公司 | Silicone fireproof sealant and preparation method thereof |
| CN113150740A (en) * | 2021-04-30 | 2021-07-23 | 广州绿腾新材料有限公司 | Ketoxime type silicone sealant with assistant precipitation resistance effect and preparation method thereof |
-
2021
- 2021-09-03 CN CN202111031826.0A patent/CN113684003B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922252A (en) * | 2004-02-18 | 2007-02-28 | 亨斯迈先进材料（瑞士）有限公司 | Fire retardant compositions using siloxanes |
| CN103160239A (en) * | 2011-12-19 | 2013-06-19 | 广州市白云化工实业有限公司 | High-displacement-ability silicone fire-proof sealing glue and manufacturing method of the same |
| CN103468200A (en) * | 2013-08-30 | 2013-12-25 | 北京天山新材料技术股份有限公司 | Environment-friendly bicomponent silicone rubber adhesive and preparation method thereof |
| CN104017536A (en) * | 2014-06-27 | 2014-09-03 | 上海回天新材料有限公司 | High-transparency high-deep-layer-curing-speed double-component condensed organic silicon potting adhesive |
| CN105585999A (en) * | 2016-03-02 | 2016-05-18 | 广东杰果新材料有限公司 | Condensed type two-component pouring sealant for LED optical lens and preparation method thereof |
| CN108179003A (en) * | 2017-12-25 | 2018-06-19 | 广州市白云化工实业有限公司 | The dealcoholized type silicone weatherproof sealant and preparation method thereof of low modulus, high displacement capacity |
| CN108048029A (en) * | 2017-12-30 | 2018-05-18 | 广州市白云化工实业有限公司 | It can deeply-curing, transparent two-component condensed type organic silicon adhesive and preparation method thereof |
| CN109609084A (en) * | 2018-12-26 | 2019-04-12 | 广州市白云化工实业有限公司 | Silicone sealant and preparation method thereof |
| CN109679572A (en) * | 2018-12-29 | 2019-04-26 | 广州市白云化工实业有限公司 | The silicone fireproof seal gum and preparation method thereof of the low high displacement capacity of modulus |
| CN111040725A (en) * | 2019-12-31 | 2020-04-21 | 广州市白云化工实业有限公司 | Silicone fireproof sealant and preparation method thereof |
| CN113150740A (en) * | 2021-04-30 | 2021-07-23 | 广州绿腾新材料有限公司 | Ketoxime type silicone sealant with assistant precipitation resistance effect and preparation method thereof |
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