CN106280493A - A kind of low cost oil-resisting type conductive silicon rubber composite and preparation technology thereof - Google Patents
A kind of low cost oil-resisting type conductive silicon rubber composite and preparation technology thereof Download PDFInfo
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- CN106280493A CN106280493A CN201610725984.9A CN201610725984A CN106280493A CN 106280493 A CN106280493 A CN 106280493A CN 201610725984 A CN201610725984 A CN 201610725984A CN 106280493 A CN106280493 A CN 106280493A
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- rubber
- fluorosioloxane
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- silicone 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
- C08L83/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
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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
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
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Abstract
A kind of low cost oil-resisting type conductive silicon rubber composite and preparation technology thereof belong to conducing composite material technical field.This material is grouped into by the one-tenth of following weight fraction: methyl vinyl silicone rubber or fluorosioloxane rubber or 100 parts of both mixture, silvered aluminum powder 200 300 parts, white carbon 10 30 parts, vulcanizing agent 25 parts, auxiliary curing agent 13 parts, releasing agent 0 or 1 part, use the production cost that present invention reduces conduction fluorosioloxane rubber, it is ensured that the combination property of sizing material does not affect.This rubber processing performance is good, and ageing-resistant performance and high and low temperature oil resistivity are excellent, and electric conductivity is good.
Description
Technical field
The invention belongs to conducing composite material technical field, particularly relate to a kind of oil resistant conductive silicon rubber and preparation work thereof
Skill.
Background technology
Along with the development of information, the progress of science and technology, electronic product has obtained the widest application, and space electromagnetic environment becomes
Obtain day by day complicated.Electromagnetic interference problem causes everybody great attention, mainly have following some: 1, just affecting electronic equipment
Often run；2, electromagnetic information leakage problem；3, electromagnetic environmental pollution problem.Therefore we need to shield this, accordingly
Product is exactly conductive rubber.But speciallyying permit occasion at some, we also need to this type of material and have an oil resistance, and common silicon
Rubber does not possess oil resistance, and therefore we are by mixing fluorosioloxane rubber with silicone rubber, not only reduces cost, improves
Processing characteristics, has also reached the performance of oil resistant conduction.
Summary of the invention
For the problems referred to above, the invention provides a kind of by the way of fluorosioloxane rubber and silicone rubber, add corresponding
Each analog assistant, improve processing characteristics, can guarantee that conduction and oil resistance are excellent simultaneously, operating procedure is easy, and reduces
Production cost.
The present invention is achieved by the following technical solutions: a kind of oil resistant conductive silicon rubber, by the one-tenth of following weight fraction
It is grouped into:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio range is 50:50 100:0.Described silvered aluminum powder is to be coated with silver on surface
Aluminium powder, the mass content of silver is 30%.Described releasing agent is zinc stearate.
Above-mentioned vulcanizing agent is that (2,5-dimethyl-2,5-bis-(t-butylperoxy) is own for double two or five peroxide vulcanizing agents
Alkane).
Above-mentioned vulcanizing agent is TAIC (trialkenyl methyl three isocyanuric acid fat).
Preferably, the one-tenth of following weight fraction it is grouped into:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio range is 50:50 100:0.
It is further preferred that be grouped into by the one-tenth of following weight fraction:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio is 80:20.
The preparation method of above-mentioned oil resistant conductive silicon rubber, it is characterised in that:
(1) plasticating technology: fluorosioloxane rubber and silicone rubber are plasticated in mill, plasticates 3 minutes, makes rubber master batch；
(2) calendering process: be sequentially added into fluorosioloxane rubber, silicone rubber rubber master batch, white carbon, silvered aluminum powder on a mill until, take off
Mould agent, mixing uniformly, add vulcanizing agent, auxiliary curing agent, mixing uniform discharge i.e. obtains elastomeric compound；
(3) whole sweetening process: elastomeric compound in mill, thin logical 3 times.
The invention has the beneficial effects as follows: the present invention is substantially reduced production cost, by adjusting vulcanizing agent and the kind of accelerator
Class and component, add some other auxiliary agents, effectively raise the processing characteristics of rubber, maintains excellent electric conductivity
And oil resistance.
Detailed description of the invention:
Below in conjunction with specific embodiment, the present invention is described further, in order to those skilled in the art can be more preferable
Understand the present invention.The mass content of described silvered aluminum powder silver is 30%.Described releasing agent is mainly composed of zinc stearate.
Embodiment 1
A kind of oil resistant conductive silicon rubber, is grouped into by the one-tenth of following weight fraction:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio is 80:20.
Preparation technology:
(1) plasticating technology: fluorosioloxane rubber and silicone rubber are plasticated in mill, plasticates 3 minutes, makes rubber master batch；
(2) calendering process: be sequentially added into fluorosioloxane rubber, silicone rubber rubber master batch, white carbon, silvered aluminum powder on a mill until, take off
Mould agent, mixing uniformly, add vulcanizing agent, auxiliary curing agent, mixing uniform discharge i.e. obtains elastomeric compound；
(3) whole sweetening process: elastomeric compound, in mill, thin logical 3 times, obtains oil resistant electroconductive glue materials.
Embodiment 2
A kind of oil resistant conductive silicon rubber, is grouped into by the one-tenth of following weight fraction:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio is 80:20.
Preparation technology:
(1) plasticating technology: fluorosioloxane rubber and silicone rubber are plasticated in mill, plasticates 3 minutes, makes rubber master batch；
(2) calendering process: be sequentially added into fluorosioloxane rubber, silicone rubber rubber master batch, white carbon, silvered aluminum powder on a mill until, take off
Mould agent, mixing uniformly, add vulcanizing agent, auxiliary curing agent, mixing uniform discharge i.e. obtains elastomeric compound；
(3) whole sweetening process: elastomeric compound, in mill, thin logical 3 times, obtains oil resistant electroconductive glue materials.
Embodiment 3
A kind of oil resistant conductive silicon rubber, is grouped into by the one-tenth of following weight fraction:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio is 80:20.
Preparation technology:
(1) plasticating technology: fluorosioloxane rubber and silicone rubber are plasticated in mill, plasticates 3 minutes, makes rubber master batch；
(2) calendering process: be sequentially added into fluorosioloxane rubber, silicone rubber rubber master batch, white carbon, silvered aluminum powder on a mill until, take off
Mould agent, mixing uniformly, add vulcanizing agent, auxiliary curing agent, mixing uniform discharge i.e. obtains elastomeric compound；
(3) whole sweetening process: elastomeric compound, in mill, thin logical 3 times, obtains oil resistant electroconductive glue materials.
Embodiment 4
A kind of oil resistant conductive silicon rubber, is grouped into by the one-tenth of following weight fraction:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio is 80:20.
Preparation technology:
(1) plasticating technology: fluorosioloxane rubber and silicone rubber are plasticated in mill, plasticates 3 minutes, makes rubber master batch；
(2) calendering process: be sequentially added into fluorosioloxane rubber, silicone rubber rubber master batch, white carbon, silvered aluminum powder on a mill until, take off
Mould agent, mixing uniformly, add vulcanizing agent, auxiliary curing agent, mixing uniform discharge i.e. obtains elastomeric compound；
(3) whole sweetening process: elastomeric compound, in mill, thin logical 3 times, obtains oil resistant electroconductive glue materials.
Embodiment 5
A kind of oil resistant conductive silicon rubber, is grouped into by the one-tenth of following weight fraction:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is first
Base vinylsiloxane rubber.The two mass ratio is 80:20.
Preparation technology:
(1) plasticating technology: fluorosioloxane rubber and silicone rubber are plasticated in mill, plasticates 3 minutes, makes rubber master batch；
(2) calendering process: be sequentially added into fluorosioloxane rubber, silicone rubber rubber master batch, white carbon, silvered aluminum powder on a mill until, take off
Mould agent, mixing uniformly, add vulcanizing agent, auxiliary curing agent, mixing uniform discharge i.e. obtains elastomeric compound；
(3) whole sweetening process: elastomeric compound, in mill, thin logical 3 times, obtains oil resistant electroconductive glue materials.
Test case 1
The oil resistant conductive silicon rubber preparing embodiment 1-5 formula detects, and testing result is shown in Table 1.
Table 1
Claims (10)
1. an oil-resisting type conductive silicon rubber composite, it is characterised in that be grouped into by the one-tenth of following weight fraction:
One of rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, or.
2. according to the composite described in claim 1, it is characterised in that: fluorosioloxane rubber and both silicone rubber mass fraction ratio
Scope is 100:0 0:100.
3. according to the composite described in claim 2, it is characterised in that: described fluorosioloxane rubber is flurosilicone rubber, silicone rubber
For methyl vinyl silicone rubber.
4. according to the composite described in claim 1, it is characterised in that: described silvered aluminum powder is the aluminum being coated with silver on surface
Powder, the mass content of silver is 30%.
5. according to the composite described in claim 1, it is characterised in that: described vulcanizing agent is peroxide vulcanizing agent.
6. according to the composite described in claim 1, it is characterised in that: described auxiliary curing agent is trialkenyl methyl three isocyanide urea
Acid fat.
7. according to the composite described in claim 1, it is characterised in that: described releasing agent is zinc stearate.
8. according to the composite described in claim 1, it is characterised in that: it is grouped into by the one-tenth of following weight fraction:
Above-mentioned rubber master batch is the Blend rubber of fluorosioloxane rubber and silicone rubber, and fluorosioloxane rubber is flurosilicone rubber, and silicone rubber is methyl second
Thiazolinyl silicone rubber；The two mass ratio range is 50:50 100:0.
9. according to the composite described in claim 1, it is characterised in that: described vulcanizing agent is double 25.
10. preparation technique of composite as described in claim 1-9 any one, it is characterised in that:
(1) plasticating technology: fluorosioloxane rubber and/or silicone rubber are plasticated in mill, plasticates 3 minutes, makes rubber master batch；
(2) calendering process: be sequentially added into rubber master batch, white carbon, silvered aluminum powder, releasing agent on a mill until, mixing uniformly, add sulfur
Agent, auxiliary curing agent, mixing uniform discharge i.e. obtains elastomeric compound；
(3) whole sweetening process: elastomeric compound, in mill, thin logical 3 times, obtains composite.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115637049A (en) * | 2022-10-27 | 2023-01-24 | 深圳市飞荣达科技股份有限公司 | High-conductivity oil-resistant fluorine-silicon composite rubber and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542474A (en) * | 2016-03-15 | 2016-05-04 | 王雷 | Silver-coated aluminum conductive rubber sheet and preparing method thereof |
| CN105542470A (en) * | 2015-12-24 | 2016-05-04 | 平湖阿莱德实业有限公司 | Conductive rubber composition and preparing method thereof |
-
2016
- 2016-08-25 CN CN201610725984.9A patent/CN106280493A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542470A (en) * | 2015-12-24 | 2016-05-04 | 平湖阿莱德实业有限公司 | Conductive rubber composition and preparing method thereof |
| CN105542474A (en) * | 2016-03-15 | 2016-05-04 | 王雷 | Silver-coated aluminum conductive rubber sheet and preparing method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115637049A (en) * | 2022-10-27 | 2023-01-24 | 深圳市飞荣达科技股份有限公司 | High-conductivity oil-resistant fluorine-silicon composite rubber and preparation method thereof |
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Application publication date: 20170104 |