CN106854362A - A kind of high intensity dealcoholized type one-pack RTV silicone rubber and preparation method thereof - Google Patents
A kind of high intensity dealcoholized type one-pack RTV silicone rubber and preparation method thereof Download PDFInfo
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- CN106854362A CN106854362A CN201510906022.9A CN201510906022A CN106854362A CN 106854362 A CN106854362 A CN 106854362A CN 201510906022 A CN201510906022 A CN 201510906022A CN 106854362 A CN106854362 A CN 106854362A
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Abstract
The present invention relates to a kind of high intensity dealcoholized type one-pack RTV silicone rubber, its constituent is counted as follows by weight：50 ~ 60 parts of rubber master batch of self-control, 1 ~ 2 part of MTMS, 3 ~ 6 parts of vinyltrimethoxy silane, 2 ~ 4 parts of titanium dioxide；10 ~ 15 parts of nanometer calcium, 5 ~ 10 parts of dimethicone, 2 ~ 8 parts of titanate catalyst, the mechanical property with high intensity, and with good resistance to steam performance.
Description
Technical field
The present invention relates to a kind of high intensity dealcoholized type one-pack RTV silicone rubber and preparation method thereof, belong to fluid sealant technical field.
Background technology
A kind of novel organosilicon elastomer that RTV room temperature vulcanized silicone rubbers come out as the sixties in last century,, with the low polysiloxanes of viscosity as polymer, by contacting with moisture, mixed with crosslinking agent can vulcanization elastomer-forming at room temperature for it.At room temperature without heating, molding can be cured in situ, using extremely facilitate, thus rapidly become once coming out whole field of organic silicon important component and research apply manor.It has been widely used in the industries such as space flight, aviation, automobile, electronics, electrical equipment, health care, building, light industry, petrochemical industry, traffic machinery.
One-pack RTV silicone rubber typically has following component to constitute：Reactive base polymer-hydroxy-end capped two organosilan；Crosslinking agent-multifunctional the silane compound containing hydrolyzable groups；Catalyst-organotin；Filler-white carbon, calcium carbonate；Thickener-non-reacted dimethicone etc..When one-component RTV silicon rubber is used as adhesive, the performance requirement after vulcanization be mainly it is good, corrosion-free to the cementability of contacted base material, while having good physical and mechanical properties, electrical property and anti-flammability.
Dealcoholized type one-pack RTV silicone rubber have nonirritant tart flavour, to metal object corrosivity, in sulfidation without cracking phenomena, cementability is good, good physical property and electrical property can be kept in severe rugged environment, is research and the application trend of current one-pack RTV silicone rubber.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of high intensity dealcoholized type one-pack RTV silicone rubber and preparation method thereof, the mechanical property with high intensity, and with good resistance to steam performance.
The technical scheme that technical problem of the invention is used is：
A kind of high intensity dealcoholized type one-pack RTV silicone rubber, its constituent is counted as follows by weight：
50 ~ 60 parts of rubber master batch of self-control,
1 ~ 2 part of MTMS,
3 ~ 6 parts of vinyltrimethoxy silane,
2 ~ 4 parts of titanium dioxide；
10 ~ 15 parts of nanometer calcium,
5 ~ 10 parts of dimethicone,
2 ~ 8 parts of titanate catalyst.
A kind of above-mentioned high intensity dealcoholized type one-pack RTV silicone rubber, wherein, the self-control rubber master batch preparation method is：Count by weight and process 50 ~ 100 parts of gas-phase silicas with 10 ~ 20 parts of silazane in 50 ~ 100 parts of dimethicones, add 50 ~ 100 parts of dialkyl polydimethylsiloxanes.
A kind of preparation method of above-mentioned high intensity dealcoholized type one-pack RTV silicone rubber, wherein, described preparation method is：
Self-control rubber master batch, dimethicone, MTMS, vinyltrimethoxy silane are added in the planetary stirrer with vacuum, it is stirring evenly and then adding into titanium dioxide, nanometer calcium and stirs 20 ~ 30min, it is eventually adding titanate catalyst and stirs 10 ~ 20min, has stirred and be fitted into pipe.
Beneficial effects of the present invention are：
The present invention dealcoholized type one-pack RTV silicone rubber that polymer is made based on homemade rubber master batch has the mechanical property of high intensity, and with good resistance to steam performance.
Specific embodiment
Example one：
A kind of preparation method of high intensity dealcoholized type one-pack RTV silicone rubber, wherein, described preparation method is：
（1）Addition 50 parts of dimethicones and 50 parts of gas-phase silicas in kneader are counted by weight, 10 parts of silazane treatment gas-phase silicas are added, and add 50 parts of dialkyl polydimethylsiloxanes to be made self-control rubber master batch after having processed；
（2）Count by weight and 50 parts of self-control rubber master batch, 5 parts of dimethicones, 1 part of MTMS, 3 parts of vinyltrimethoxy silanes are added in the planetary stirrer with vacuum, it is stirring evenly and then adding into 2 parts of titanium dioxides, 10 parts of nanometer calciums and stirs 20 ~ 30min, it is eventually adding 2 parts of titanate catalysts and stirs 10 ~ 20min, has stirred and be fitted into pipe
Glue is made print, mechanical property is tested, intensity is 4.0MPa.
Example two：
A kind of preparation method of high intensity dealcoholized type one-pack RTV silicone rubber, wherein, described preparation method is：
（1）Addition 100 parts of dimethicones and 75 parts of gas-phase silicas in kneader are counted by weight, 15 parts of silazane treatment gas-phase silicas are added, and add 100 parts of dialkyl polydimethylsiloxanes to be made self-control rubber master batch after having processed；
（2）Count by weight and 60 parts of self-control rubber master batch, 10 parts of dimethicones, 2 parts of MTMSs, 6 parts of vinyltrimethoxy silanes are added in the planetary stirrer with vacuum, it is stirring evenly and then adding into 4 parts of titanium dioxides, 15 parts of nanometer calciums and stirs 20 ~ 30min, it is eventually adding 8 parts of titanate catalysts and stirs 10 ~ 20min, has stirred and be fitted into pipe
Glue is made print, mechanical property is tested, intensity is 4.4MPa.
Example three：
A kind of preparation method of high intensity dealcoholized type one-pack RTV silicone rubber, wherein, described preparation method is：
（1）Addition 75 parts of dimethicones and 100 parts of gas-phase silicas in kneader are counted by weight, 20 parts of silazane treatment gas-phase silicas are added, and add 75 parts of dialkyl polydimethylsiloxanes to be made self-control rubber master batch after having processed；
（2）Count by weight and 55 parts of self-control rubber master batch, 7.5 parts of dimethicones, 1.5 parts of MTMSs, 4.5 parts of vinyltrimethoxy silanes are added in the planetary stirrer with vacuum, it is stirring evenly and then adding into 3 parts of titanium dioxides, 12.5 parts of nanometer calciums and stirs 20 ~ 30min, it is eventually adding 5 parts of titanate catalysts and stirs 10 ~ 20min, has stirred and be fitted into pipe
Glue is made print, mechanical property is tested, intensity is 4.5MPa.
Example four：
A kind of preparation method of high intensity dealcoholized type one-pack RTV silicone rubber, wherein, described preparation method is：
（1）Addition 100 parts of dimethicones and 100 parts of gas-phase silicas in kneader are counted by weight, 20 parts of silazane treatment gas-phase silicas are added, and add 75 parts of dialkyl polydimethylsiloxanes to be made self-control rubber master batch after having processed；
（2）Count by weight and 60 parts of self-control rubber master batch, 7.5 parts of dimethicones, 1.5 parts of MTMSs, 4.5 parts of vinyltrimethoxy silanes are added in the planetary stirrer with vacuum, it is stirring evenly and then adding into 3 parts of titanium dioxides, 12.5 parts of nanometer calciums and stirs 20 ~ 30min, it is eventually adding 5 parts of titanate catalysts and stirs 10 ~ 20min, has stirred and be fitted into pipe
Glue is made print, mechanical property is tested, intensity is 4.5MPa.
Here description of the invention and application are illustrative, in being not wishing to limit the scope of the invention to above-described embodiment, therefore, the present invention is not limited by the present embodiment, and the technical scheme of any use equivalence replacement acquirement is in the scope of protection of the invention.
Claims (3)
1. a kind of high intensity dealcoholized type one-pack RTV silicone rubber, it is characterized by, its constituent is counted as follows by weight：
50 ~ 60 parts of rubber master batch of self-control,
1 ~ 2 part of MTMS,
3 ~ 6 parts of vinyltrimethoxy silane,
2 ~ 4 parts of titanium dioxide；
10 ~ 15 parts of nanometer calcium,
5 ~ 10 parts of dimethicone,
2 ~ 8 parts of titanate catalyst.
2. a kind of high intensity dealcoholized type one-pack RTV silicone rubber as claimed in claim 1, it is characterized by, the self-control rubber master batch preparation method is：Count by weight and process 50 ~ 100 parts of gas-phase silicas with 10 ~ 20 parts of silazane in 50 ~ 100 parts of dimethicones, add 50 ~ 100 parts of dialkyl polydimethylsiloxanes.
3. a kind of high intensity dealcoholized type one-pack RTV silicone rubber as claimed in claim 1, it is characterized by, described preparation method is：
Self-control rubber master batch, dimethicone, MTMS, vinyltrimethoxy silane are added in the planetary stirrer with vacuum, it is stirring evenly and then adding into titanium dioxide, nanometer calcium and stirs 20 ~ 30min, it is eventually adding titanate catalyst and stirs 10 ~ 20min, has stirred and be fitted into pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510906022.9A CN106854362A (en) | 2015-12-09 | 2015-12-09 | A kind of high intensity dealcoholized type one-pack RTV silicone rubber and preparation method thereof |
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| CN201510906022.9A CN106854362A (en) | 2015-12-09 | 2015-12-09 | A kind of high intensity dealcoholized type one-pack RTV silicone rubber and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112143448A (en) * | 2020-09-10 | 2020-12-29 | 江苏天辰新材料股份有限公司 | High-strength dealcoholized single-component sealant and preparation method thereof |
| CN112143447A (en) * | 2020-09-10 | 2020-12-29 | 江苏天辰新材料股份有限公司 | Dealcoholized single-component sealant with storage stability and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757759A (en) * | 2012-07-11 | 2012-10-31 | 东莞兆舜有机硅新材料科技有限公司 | Single-component catalytic dealcoholized room temperature vulcanized (RTV) silicone rubber and preparation method thereof |
| CN103361023A (en) * | 2013-08-02 | 2013-10-23 | 东莞兆舜有机硅新材料科技有限公司 | Transparent dealcoholized single-component RTV silicone rubber sealant and preparation method thereof |
| CN103450689A (en) * | 2013-09-04 | 2013-12-18 | 东莞兆舜有机硅新材料科技有限公司 | Single-component heat-conducting flame-retardant type RTV (Room Temperature Vulcanization) silicon rubber and preparation method thereof |
-
2015
- 2015-12-09 CN CN201510906022.9A patent/CN106854362A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757759A (en) * | 2012-07-11 | 2012-10-31 | 东莞兆舜有机硅新材料科技有限公司 | Single-component catalytic dealcoholized room temperature vulcanized (RTV) silicone rubber and preparation method thereof |
| CN103361023A (en) * | 2013-08-02 | 2013-10-23 | 东莞兆舜有机硅新材料科技有限公司 | Transparent dealcoholized single-component RTV silicone rubber sealant and preparation method thereof |
| CN103450689A (en) * | 2013-09-04 | 2013-12-18 | 东莞兆舜有机硅新材料科技有限公司 | Single-component heat-conducting flame-retardant type RTV (Room Temperature Vulcanization) silicon rubber and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 彭安顺等: "《精细有机品化学》", 31 August 1996, 石油大学出版社 * |
| 邝生鲁: "《现代精细化工 高新技术与产品合成工艺》", 31 December 1997, 科学技术文献出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112143448A (en) * | 2020-09-10 | 2020-12-29 | 江苏天辰新材料股份有限公司 | High-strength dealcoholized single-component sealant and preparation method thereof |
| CN112143447A (en) * | 2020-09-10 | 2020-12-29 | 江苏天辰新材料股份有限公司 | Dealcoholized single-component sealant with storage stability and preparation method thereof |
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Application publication date: 20170616 |