CN103468199A - Epoxy resin-modified silicone rubber composite and applications thereof - Google Patents
Epoxy resin-modified silicone rubber composite and applications thereof Download PDFInfo
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- CN103468199A CN103468199A CN2013104380804A CN201310438080A CN103468199A CN 103468199 A CN103468199 A CN 103468199A CN 2013104380804 A CN2013104380804 A CN 2013104380804A CN 201310438080 A CN201310438080 A CN 201310438080A CN 103468199 A CN103468199 A CN 103468199A
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Abstract
The invention provides an epoxy resin-modified silicone rubber composite and applications thereof. The silicone rubber composite is prepared by mixing the following active ingredients in parts by weight: 80 parts of room-temperature vulcanized silicone rubber, 19-21 parts of EP01441-310 epoxy resin, 0.9-1.1 parts of KH-550 coupling agent, 1.3-1.7 parts of triethylene tetramine, and 2-4 parts of 501 reflux liquid. The epoxy resin-modified silicone rubber composite has the advantages of being cured at room temperature, having elasticity and high strength, and being good in metal bonding property and easy to repair; the epoxy resin-modified silicone rubber composite can be applied to encapsulate devices under the conditions of use temperature being minus 55 DEG C-120 DEG C, humidity being 95% below, anti-vibration power spectral density being 0.04g<2>/Hz, and all performance indexes can achieve the requirements of insulating, airtight and anti-vibration materials. The traditional silicone rubber is modified by adopting epoxy resin to meet the encapsulation and reinforcement requirements of devices such as cable plugs, sockets and the like applied in the industrial fields of aerospace, chemistry and the like, so that the devices can work normally under the severe environment conditions such as high temperature and low temperature, high humidity, mechanical vibration and the like.
Description
Technical field
The present invention relates to a kind of silicon rubber improved composition, belong to the adhesive areas such as insulation, sealing, antivibration, specifically, relate to a kind of rubber composition through epoxy resin modification and uses thereof, this rubber composition can meet the demand of insulation, sealing, antivibration.
Background technology
At the components and parts of the industry fields such as aerospace, chemical industry application, need under the severe environmental conditions such as high low temperature, high humidity, mechanical vibration, work.For example, the plug of cable, socket, the components and parts such as the resistance capacitance on printed board assembly.In order to ensure such components and parts can be normally under the severe environmental conditions such as high low temperature, high humidity, mechanical vibration, work reliably, adopt that to have certain elasticity, have again the tackiness agent of some strength to carry out that embedding reinforces be crucial.Usually adopt the tackiness agent as this class component through the rubber composition of epoxy resin modification.These performance index through the rubber composition of epoxy resin modification are as shown in table 1.
Table 1: can be as the performance index of the rubber composition through epoxy resin modification of tackiness agent
Known by the inquiry to domestic existing patent, prior art has disclosed the silicon rubber of some epoxy resin modifications.As 200910054081.2,201110369701.9 and 201110394469.4 etc., but the formula of these patents is different with component, the occasion difference of use, and the performance of the tackiness agent finally made is also different.
Summary of the invention
The objective of the invention is to overcome the prior art deficiency, a kind of both had certain elasticity, ambient temperature curable are provided, the tackiness agent that has again some strength and metal sticking performance, be applicable to use under high low temperature, high humidity and vibration condition, and can realize repairing.
For achieving the above object, the invention provides a kind of rubber composition through epoxy resin modification, this rubber composition is that the raw material by following mass fraction meter mixes: the room temperature vulcanized silicone rubber of 80 parts, the EP01441-310 epoxy resin of 19～21 parts, the KH-550 coupling agent of 0.9～1.1 mass parts, the triethylene tetramine of 1.3～1.7 mass parts and 501 phegmas of 2～4 mass parts.
Wherein, the effect of described silicon rubber in this formula is the fragility of improving epoxy glue, increases snappiness.Other silicon rubber transparent without filler also can be used for this formula, and as large as south 705 etc.
Described KH-550 coupling agent is mainly used in, between epoxy resin and silicon rubber, coupling occurs, and changes the interface performance between polymkeric substance, improves interfacial adhesion, and the coupling agent of other models can not be used.
The effect of described triethylene tetramine is cured epoxy resin.
Described 501 phegmas are to be made through high temperature reflux by the dibutyl tin laurate of the tetraethoxy of 10 mass parts and 1 mass parts, mainly play the purpose of cure silicone rubber.The non-phegma by present method configuration can not be for formula of the present invention.
The present invention also provides a kind of purposes of the above-mentioned rubber composition through epoxy resin modification, as the tackiness agent of the demand that can meet insulation, sealing, antivibration.
The purposes of the above-mentioned rubber composition through epoxy resin modification, wherein, described rubber composition is reinforced for embedding.
The present invention compared with prior art beneficial effect is:
(1) to be applied to use temperature be that-55 ℃～120 ℃, humidity below 95%, oscillation power spectral density are 0.04g to epoxy resin modification rubber composition of the present invention
2device under/Hz condition, the embedding of device, property indices all can reach the requirement of insulation, sealing, vibration proofing material.
(2) epoxy resin modification rubber composition of the present invention has self-vulcanizing, flexible, intensity is high, with the characteristics of good, the easy repairing of metal sticking performance.
Embodiment
Below in conjunction with embodiment, technical scheme of the present invention is further described.
501 phegmas described in following examples are to be made through high temperature reflux by the dibutyl tin laurate of the tetraethoxy of 10 mass parts and 1 mass parts.
Embodiment 1
By following raw material according to the mass fraction: the room temperature vulcanized silicone rubber of 80 parts, the EP01441-310 epoxy resin of 21 parts, the KH-550 coupling agent of 0.9 part, the triethylene tetramine of 1.3 parts and 501 phegmas of 2 parts; By being uniformly mixed, make the silica-gel composition through epoxy resin modification.
The performance index of the silica-gel composition through epoxy resin modification of embodiment 1 are as shown in table 2.
The performance test data of the silica-gel composition through epoxy resin modification of table 2: embodiment 1
Contrast table 1 and table 2 are known, and the properties of embodiment 1 all meets index request.
Embodiment 2
By following raw material according to the mass fraction: the room temperature vulcanized silicone rubber of 80 parts, the EP01441-310 epoxy resin of 20 parts, the KH-550 coupling agent of 1 part, the triethylene tetramine of 1.5 parts and 501 phegmas of 3 parts; By being uniformly mixed, make the silica-gel composition through epoxy resin modification.
The performance index of the silica-gel composition through epoxy resin modification of embodiment 2 are as shown in table 3.
The performance test data of the silica-gel composition through epoxy resin modification of table 3: embodiment 2
Contrast table 1 and table 3, the properties of embodiment 2 all meets index request.
Embodiment 3
By following raw material according to the mass fraction: the triethylene tetramine of the EP01441-310 epoxy resin of the room temperature vulcanized silicone rubber of 80 mass parts, 19 mass parts, the KH-550 coupling agent of 1.1 mass parts, 1.7 mass parts and 501 phegmas of 4 mass parts; By being uniformly mixed, make the silica-gel composition through epoxy resin modification.
The performance index of the silica-gel composition through epoxy resin modification of embodiment 3 are as shown in table 4.
The performance test data of the silica-gel composition through epoxy resin modification of table 4: embodiment 3
Contrast table 1 and table 4, the properties of embodiment 3 all meets index request.
Embodiment 4
By following raw material according to the mass fraction: the room temperature vulcanized silicone rubber of 80 parts, the EP01441-310 epoxy resin of 19 parts, the KH-550 coupling agent of 0.9 part, the triethylene tetramine of 1.6 parts and 501 phegmas of 2 parts; By being uniformly mixed, make the silica-gel composition through epoxy resin modification.
The performance index of the silica-gel composition through epoxy resin modification of embodiment 4 are as shown in table 5.
The performance test data of the silica-gel composition through epoxy resin modification of table 5: embodiment 4
Contrast table 1 and table 5, the properties of embodiment 4 all meets index request.
Embodiment 5
By following raw material according to the mass fraction: the triethylene tetramine of the EP01441-310 epoxy resin of the room temperature vulcanized silicone rubber of 80 mass parts, 21 mass parts, the KH-550 coupling agent of 1.1 mass parts, 1.5 mass parts and 501 phegmas of 3 mass parts; By being uniformly mixed, make the silica-gel composition through epoxy resin modification.
The performance index of the silica-gel composition through epoxy resin modification of embodiment 5 are as shown in table 6.
The performance test data of the silica-gel composition through epoxy resin modification of table 6: embodiment 5
Contrast table 1 and table 6, the properties of embodiment 5 all meets index request.
Embodiment 6
By following raw material according to the mass fraction: the triethylene tetramine of the EP01441-310 epoxy resin of the room temperature vulcanized silicone rubber of 80 mass parts, 21 mass parts, the KH-550 coupling agent of 0.9 mass parts, 1.7 mass parts and 501 phegmas of 4 mass parts; By being uniformly mixed, make the silica-gel composition through epoxy resin modification.
The performance index of the silica-gel composition through epoxy resin modification of embodiment 6 are as shown in table 7.
The performance test data of the silica-gel composition through epoxy resin modification of table 7: embodiment 6
Contrast table 1 and table 7, the property indices of embodiment 6 all meets the requirements.
In sum, the resulting epoxy resin modification rubber composition of embodiments of the invention 1-7, epoxy resin and silicon rubber are combined by rational formula, there is self-vulcanizing, flexible, intensity is high, with the characteristics of good, the easy repairing of metal sticking performance.After tested, it is that-55 ℃～120 ℃, humidity below 95%, oscillation power spectral density are 0.04g that the epoxy resin modification rubber composition that method of the present invention obtains can be applied to use temperature
2device under/Hz condition, the embedding of device, property indices all can reach the requirement of insulation, sealing, vibration proofing material.
The present invention adopts epoxy resin to carry out modification to traditional silicon rubber, requirement is reinforced in the embedding that has met the components and parts such as some cable plugs of applying in the industry fields such as aerospace, chemical industry, socket, can under the severe environmental conditions such as high low temperature, high humidity, mechanical vibration, work.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple modification of the present invention with to substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (4)
1. the rubber composition through epoxy resin modification, it is characterized in that, this rubber composition is that the raw material by following mass fraction meter mixes: the room temperature vulcanized silicone rubber of 80 parts, the EP01441-310 epoxy resin of 19～21 parts, the KH-550 coupling agent of 0.9～1.1 part, the triethylene tetramine of 1.3～1.7 parts and 501 phegmas of 2～4 parts.
2. the rubber composition through epoxy resin modification as claimed in claim 1, is characterized in that, described 501 phegmas are to be made through high temperature reflux by the dibutyl tin laurate of the tetraethoxy of 10 mass parts and 1 mass parts.
3. the purposes of the rubber composition through epoxy resin modification claimed in claim 1, is characterized in that, as the tackiness agent of the demand that can meet insulation, sealing, antivibration.
4. the purposes of the rubber composition through epoxy resin modification as claimed in claim 3, is characterized in that, described rubber composition is reinforced for embedding.
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| CN201310438080.4A CN103468199B (en) | 2013-09-24 | 2013-09-24 | Epoxy resin-modified silicone rubber composite and applications thereof |
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| CN201310438080.4A CN103468199B (en) | 2013-09-24 | 2013-09-24 | Epoxy resin-modified silicone rubber composite and applications thereof |
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| CN103468199A true CN103468199A (en) | 2013-12-25 |
| CN103468199B CN103468199B (en) | 2014-12-17 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104031389A (en) * | 2014-06-05 | 2014-09-10 | 浙江新安化工集团股份有限公司 | Humid-heat resisting room-temperature vulcanized silicone rubber composition |
| CN104388037A (en) * | 2014-10-31 | 2015-03-04 | 青岛昌安达药业有限公司 | High-temperature-resistant silicone rubber adhesive |
| CN106065281A (en) * | 2016-07-11 | 2016-11-02 | 中材江西电瓷电气有限公司 | Porcelain core used in composite insulator room temperature vulcanized silicone rubber and preparation method thereof |
| CN106905703A (en) * | 2017-03-27 | 2017-06-30 | 北京化工大学 | A kind of preparation method of epoxy modified silicone resin exotic material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102424742A (en) * | 2011-11-21 | 2012-04-25 | 绵阳惠利电子材料有限公司 | Hot-wet resistant and aging resistant dual-component condensation type room temperature curing silicone rubber |
| CN103102687A (en) * | 2012-07-17 | 2013-05-15 | 广州市白云化工实业有限公司 | One-component room curing sealing material and preparation method thereof |
-
2013
- 2013-09-24 CN CN201310438080.4A patent/CN103468199B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102424742A (en) * | 2011-11-21 | 2012-04-25 | 绵阳惠利电子材料有限公司 | Hot-wet resistant and aging resistant dual-component condensation type room temperature curing silicone rubber |
| CN103102687A (en) * | 2012-07-17 | 2013-05-15 | 广州市白云化工实业有限公司 | One-component room curing sealing material and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104031389A (en) * | 2014-06-05 | 2014-09-10 | 浙江新安化工集团股份有限公司 | Humid-heat resisting room-temperature vulcanized silicone rubber composition |
| CN104031389B (en) * | 2014-06-05 | 2018-10-19 | 浙江新安化工集团股份有限公司 | Moisture-proof heat type room temperature silicon sulfide rubber composition |
| CN104388037A (en) * | 2014-10-31 | 2015-03-04 | 青岛昌安达药业有限公司 | High-temperature-resistant silicone rubber adhesive |
| CN106065281A (en) * | 2016-07-11 | 2016-11-02 | 中材江西电瓷电气有限公司 | Porcelain core used in composite insulator room temperature vulcanized silicone rubber and preparation method thereof |
| CN106065281B (en) * | 2016-07-11 | 2017-12-08 | 中材江西电瓷电气有限公司 | Porcelain core used in composite insulator room temperature vulcanized silicone rubber and preparation method thereof |
| CN106905703A (en) * | 2017-03-27 | 2017-06-30 | 北京化工大学 | A kind of preparation method of epoxy modified silicone resin exotic material |
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| CN103468199B (en) | 2014-12-17 |
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Granted publication date: 20141217 Termination date: 20210924 |