CN109679182A - A kind of organic silicon composite of high-low temperature resistant alternation - Google Patents
A kind of organic silicon composite of high-low temperature resistant alternation Download PDFInfo
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- CN109679182A CN109679182A CN201811439371.4A CN201811439371A CN109679182A CN 109679182 A CN109679182 A CN 109679182A CN 201811439371 A CN201811439371 A CN 201811439371A CN 109679182 A CN109679182 A CN 109679182A
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- organic silicon
- silicon composite
- low temperature
- temperature resistant
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use 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; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
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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
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
Abstract
The invention discloses a kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: 0.6-1.3 parts of polyethylene glycol, 60-110 parts of white carbon black, 4-6 parts of polyethylene wax, 2-3 parts of organic silicon rubber, 1-4 parts of surface treating agent, 5-7 parts of compatilizer.In the present invention, by the way that polyethylene glycol and organic silicon rubber are fused together, increase the antistatic property and flexibility of organic silicon rubber, by the way that polyethylene wax and organic silicon rubber are fused together, improve the heat-resisting quantity of organic silicon composite, the phenomenon that preventing high temperature from organic silicon composite being caused to melt, it is fused together by white carbon black and organic silicon rubber, utilize white carbon black adhesion strength with super strength, tear-proof and heat-resisting anti-aging performance, increase the adhesion strength of organic silicon composite, tear-proof and the heat-resisting performances such as anti-aging, compatilizer is added to be easy for keeping keeping stable connection between a variety of materials, guarantee the stability of organic silicon composite.
Description
Technical field
The present invention relates to organosilicon technical field of composite materials more particularly to a kind of high-low temperature resistant alternation organosilicon composite woods
Material.
Background technique
Organosilicon, i.e. organo-silicon compound refer to containing Si-C key and at least one organic group are direct and silicon atom
Connected compound, the compound for traditionally also often making organic group be connected with silicon atom by oxygen, sulphur, nitrogen etc. those also when
Make organo-silicon compound, due to the unique structure of organosilicon, had both the performance of inorganic material and organic material, with surface
The fundamental propertys such as power is low, viscosity-temperature coefficient is small, compressibility is high, gas permeability is high, and there is high-low temperature resistant, electric insulation, oxytolerant
Change the excellent characteristics such as stability, weatherability, fire retardant, hydrophobic, corrosion-resistant, non-toxic and tasteless and physiological inertia, is widely used in navigating
The industries such as empty space flight, electric, building, transport, chemical industry, weaving, food, light industry, medical treatment, wherein organosilicon is mainly used in
Sealing, bonding, lubrication, coating, surface-active, demoulding, defoaming, foam inhibition, waterproof, moisture-proof, inertia filling etc..
The temperature of Earth's orbit, herein by taking orbit altitude is the orbital environment of 300~400km as an example, because this is manned
The commonly used orbit altitude of spacecraft.There is no air on the track of height herein, the temperature of body surface mostlys come from too
The illumination of sun.Therefore light-receiving surface temperature is about 150 DEG C and shady face temperature is about -127 DEG C, and the temperature difference is about 300 DEG C.Conventional is poly-
Closing the general adaptive temperature of object is -65 DEG C~100 DEG C.In order to improve this performance, organic silicon rubber is added in a kind of phase-change material
Wherein, the high and low temperature resistance of made phase-change material composite silicone rubber composite material is remarkably reinforced, and alternative rubber is close
Closure material is applied to Aeronautics and Astronautics etc..
For this purpose, it is proposed that a kind of organic silicon composite of high-low temperature resistant alternation solves the above problems.
Summary of the invention
The purpose of the present invention is to solve conventional polymer exists in the prior art not to be able to satisfy making for Aeronautics and Astronautics
The problem of with requiring, and a kind of organic silicon composite of high-low temperature resistant alternation proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: polyethylene glycol 0.6-1.3
Part, 60-110 parts of white carbon black, 4-6 parts of polyethylene wax, 2-3 parts of organic silicon rubber, 1-4 parts of surface treating agent, 5-7 parts of compatilizer.
Preferably, the raw material including following parts by weight: 0.7-1.2 parts of polyethylene glycol, 70-100 parts of white carbon black, polyethylene wax
4.5-5.5 parts, 2.25-2.75 parts of organic silicon rubber, 2-3 parts of surface treating agent, 5.5-6.5 parts of compatilizer.
Preferably, the raw material including following parts by weight: 0.8 part of polyethylene glycol, 85 parts of white carbon black, 5 parts of polyethylene wax, organic
2.5 parts of silicon rubber, 2.5 parts of surface treating agent, 6 parts of compatilizer.
Preferably, the polyethylene glycol, white carbon black, polyethylene wax weight ratio be 0.7-1.2:70-100:4.5-5.5.
Preferably, the weight ratio of the organic silicon rubber is 2.25-2.75.
Preferably, the surface treating agent, compatilizer weight ratio be 2-3:5.5-6.5.
The present invention by the way that polyethylene glycol and organic silicon rubber are fused together, increase organic silicon rubber antistatic property and
Flexibility, organic silicon rubber inherently has cold-and-heat resistent alternation performance, by the way that polyethylene wax and organic silicon rubber are fused to one
It rises, the phenomenon that improving the heat-resisting quantity of organic silicon composite, prevent high temperature from organic silicon composite being caused to melt, passes through
White carbon black and organic silicon rubber are fused together, and utilize white carbon black adhesion strength with super strength, tear-proof and heat-resisting anti-aging
Performance increases the adhesion strength of organic silicon composite, tear-proof and the heat-resisting performances such as anti-aging, compatilizer is added and is easy for protecting
The connection for keeping stable between a variety of materials is held, while increasing the performance of organic silicon composite cold-and-heat resistent alternation, guarantees have
The stability of interior molecules in the case where machine silicon composite alternating hot and cold, then organosilicon composite wood is coated in by surface treating agent
The surface of material is sticked to the sealing carried out in equipment to equipment convenient for organic silicon composite.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one
The present invention proposes a kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: poly- second two
0.6 part of alcohol, 60 parts of white carbon black, 4 parts of polyethylene wax, 2 parts of organic silicon rubber, 1 part of surface treating agent, 5 parts of compatilizer.
Embodiment two
The present invention proposes a kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: poly- second two
0.7 part of alcohol, 70 parts of white carbon black, 4.5 parts of polyethylene wax, 2.25 parts of organic silicon rubber, 2 parts of surface treating agent, 5.5 parts of compatilizer.
Embodiment three
The present invention proposes a kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: poly- second two
0.8 part of alcohol, 80 parts of white carbon black, 5 parts of polyethylene wax, 2.5 parts of organic silicon rubber, 2.5 parts of surface treating agent, 6 parts of of compatilizer
Example IV
The present invention proposes a kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: poly- second two
0.9 part of alcohol, 90 parts of white carbon black, 5.5 parts of polyethylene wax, 2.75 parts of organic silicon rubber, 3 parts of surface treating agent, 7 parts of compatilizer.
Embodiment five
The present invention proposes a kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: poly- second two
1 part of alcohol, 100 parts of white carbon black, 6 parts of polyethylene wax, 3 parts of organic silicon rubber, 3.5 parts of surface treating agent, 8 parts of compatilizer.
Additionally need supplement: the preparation method of the organic silicon composite of this high-low temperature resistant alternation, comprising the following steps:
S1, according to parts by weight than weighing each raw material component, by polyethylene glycol, polyethylene wax, organic silicon rubber and compatible
It is uniform that container internal mix is put in agent into；
Polyethylene glycol, polyethylene wax, organic silicon rubber and compatilizer are uniformly mixed raw material and kneading machine are added, 150 by S2
It is kneaded 15 minutes at a temperature of DEG C；
S3, then white carbon black is added in the mixed material inside kneading machine, it stirs evenly, compression moulding, rubber mass is made；
Rubber mass after molding is added in the mold in vulcanizing equipment by S4, carries out vulcanizing treatment, temperature 170-
180 DEG C, vulcanization time is 22-27 minutes, and sulfide stress 8-11Mpa obtains rubber packing material；
S5 is coated on the rubber packing material of high temperature using surface treating agent, sticks double-sided adhesive, obtain composite demand at
Product rubber packing material.
The beneficial effect of the present invention will be further illustrated by the following test examples drug.
Finished rubber sealing material is put into being internally heated for heating device, the setting temperature of heating device is 150
DEG C, heating time is 12 minutes, then the finished rubber sealing material of high temperature is put into refrigerating plant and is cooled down, freezing dress
The temperature installed is subzero 130 DEG C, checks finished rubber sealing material, from the point of view of the inspection to finished rubber sealing material,
The use of finished rubber sealing material is not influenced.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of organic silicon composite of high-low temperature resistant alternation, the raw material including following parts by weight: 0.6-1.3 parts of polyethylene glycol,
60-110 parts of white carbon black, 4-6 parts of polyethylene wax, 2-3 parts of organic silicon rubber, 1-4 parts of surface treating agent, 5-7 parts of compatilizer.
2. a kind of organic silicon composite of high-low temperature resistant alternation according to claim 1, which is characterized in that including following heavy
The raw material of amount part: 0.7-1.2 parts of polyethylene glycol, 70-100 parts of white carbon black, 4.5-5.5 parts of polyethylene wax, organic silicon rubber 2.25-
2.75 parts, 2-3 parts of surface treating agent, 5.5-6.5 parts of compatilizer.
3. a kind of organic silicon composite of high-low temperature resistant alternation according to claim 1, which is characterized in that including following heavy
The raw material of amount part: 0.8 part of polyethylene glycol, 85 parts of white carbon black, 5 parts of polyethylene wax, 2.5 parts of organic silicon rubber, surface treating agent 2.5
Part, 6 parts of compatilizer.
4. a kind of organic silicon composite of high-low temperature resistant alternation according to claim 1, which is characterized in that the poly- second two
Alcohol, white carbon black, polyethylene wax weight ratio be 0.7-1.2:70-100:4.5-5.5.
5. a kind of organic silicon composite of high-low temperature resistant alternation according to claim 1, which is characterized in that the organosilicon
The weight ratio of rubber is 2.25-2.75.
6. a kind of organic silicon composite of high-low temperature resistant alternation according to claim 1, which is characterized in that at the surface
Manage agent, the weight ratio of compatilizer is 2-3:5.5-6.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439371.4A CN109679182A (en) | 2018-11-29 | 2018-11-29 | A kind of organic silicon composite of high-low temperature resistant alternation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439371.4A CN109679182A (en) | 2018-11-29 | 2018-11-29 | A kind of organic silicon composite of high-low temperature resistant alternation |
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| Publication Number | Publication Date |
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| CN109679182A true CN109679182A (en) | 2019-04-26 |
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| CN201811439371.4A Pending CN109679182A (en) | 2018-11-29 | 2018-11-29 | A kind of organic silicon composite of high-low temperature resistant alternation |
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Citations (6)
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|---|---|---|---|---|
| CN1746224A (en) * | 2005-09-29 | 2006-03-15 | 中蓝晨光化工研究院 | High and low temperature-resistant rubber with high damping |
| US20080153984A1 (en) * | 2006-09-20 | 2008-06-26 | Andreas Renken | Paintable thermoplastic compositions |
| CN101993679A (en) * | 2009-08-28 | 2011-03-30 | 曹年生 | Sealant |
| CN106398227A (en) * | 2016-07-28 | 2017-02-15 | 天津凯华绝缘材料股份有限公司 | A silicone composition, a preparing method thereof and uses of the composition |
| CN107841142A (en) * | 2017-11-15 | 2018-03-27 | 弋航电子科技(固安)有限公司 | A kind of soft conductive rubber and preparation method thereof |
| CN108285645A (en) * | 2017-12-11 | 2018-07-17 | 上海交通大学 | A kind of appearance non-black Conductive silicon rubber material and preparation method thereof |
-
2018
- 2018-11-29 CN CN201811439371.4A patent/CN109679182A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1746224A (en) * | 2005-09-29 | 2006-03-15 | 中蓝晨光化工研究院 | High and low temperature-resistant rubber with high damping |
| US20080153984A1 (en) * | 2006-09-20 | 2008-06-26 | Andreas Renken | Paintable thermoplastic compositions |
| CN101993679A (en) * | 2009-08-28 | 2011-03-30 | 曹年生 | Sealant |
| CN106398227A (en) * | 2016-07-28 | 2017-02-15 | 天津凯华绝缘材料股份有限公司 | A silicone composition, a preparing method thereof and uses of the composition |
| CN107841142A (en) * | 2017-11-15 | 2018-03-27 | 弋航电子科技(固安)有限公司 | A kind of soft conductive rubber and preparation method thereof |
| CN108285645A (en) * | 2017-12-11 | 2018-07-17 | 上海交通大学 | A kind of appearance non-black Conductive silicon rubber material and preparation method thereof |
Non-Patent Citations (4)
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| 化学工业部人事教育司等: "《橡胶、配合剂与胶料配方知识》", 30 April 1997, 北京：化学工业出版社 * |
| 周惠久: "《新材料辞典》", 31 December 1996, 上海：上海科学技术文献出版社 * |
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Application publication date: 20190426 |