CN104231637B - Damping silicon rubber sound insulation material filled with glass microbeads - Google Patents
Damping silicon rubber sound insulation material filled with glass microbeads Download PDFInfo
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- CN104231637B CN104231637B CN201410453544.3A CN201410453544A CN104231637B CN 104231637 B CN104231637 B CN 104231637B CN 201410453544 A CN201410453544 A CN 201410453544A CN 104231637 B CN104231637 B CN 104231637B
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- 239000011521 glass Substances 0.000 title claims abstract description 67
- 229920002379 silicone rubber Polymers 0.000 title claims abstract description 65
- 238000013016 damping Methods 0.000 title claims abstract description 64
- 239000012774 insulation material Substances 0.000 title abstract 6
- 239000011325 microbead Substances 0.000 title abstract 4
- 239000000463 material Substances 0.000 claims abstract description 39
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 claims abstract description 21
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 claims abstract description 20
- 150000002978 peroxides Chemical class 0.000 claims abstract description 19
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims abstract description 18
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 13
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 5
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims abstract description 4
- 235000019400 benzoyl peroxide Nutrition 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 10
- 239000006071 cream Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- WRXCBRHBHGNNQA-UHFFFAOYSA-N (2,4-dichlorobenzoyl) 2,4-dichlorobenzenecarboperoxoate Chemical group ClC1=CC(Cl)=CC=C1C(=O)OOC(=O)C1=CC=C(Cl)C=C1Cl WRXCBRHBHGNNQA-UHFFFAOYSA-N 0.000 abstract description 2
- DMWVYCCGCQPJEA-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhexane Chemical compound CC(C)(C)OOC(C)(C)CCC(C)(C)OOC(C)(C)C DMWVYCCGCQPJEA-UHFFFAOYSA-N 0.000 abstract 1
- 229920001971 elastomer Polymers 0.000 description 19
- 229960002447 thiram Drugs 0.000 description 10
- 238000005987 sulfurization reaction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010074 rubber mixing Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- BUZICZZQJDLXJN-UHFFFAOYSA-N 3-azaniumyl-4-hydroxybutanoate Chemical compound OCC(N)CC(O)=O BUZICZZQJDLXJN-UHFFFAOYSA-N 0.000 description 3
- 238000011056 performance test Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- ZNHPPXDUJKXBNM-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)hexane Chemical compound CC(C)(C)OOC(C)CCC(C)OOC(C)(C)C ZNHPPXDUJKXBNM-UHFFFAOYSA-N 0.000 description 1
- ZTRDLDKNXLAOAY-UHFFFAOYSA-N CC(C)(C(C)(C)[Si](C)(C=C)O)O[Si](C(C)(C)C(C)(C)O[S](C)(C)(OC)#C)(c1ccccc1)c1ccccc1 Chemical compound CC(C)(C(C)(C)[Si](C)(C=C)O)O[Si](C(C)(C)C(C)(C)O[S](C)(C)(OC)#C)(c1ccccc1)c1ccccc1 ZTRDLDKNXLAOAY-UHFFFAOYSA-N 0.000 description 1
- 0 CC(C)(C(C)(C)[Si](C)(C=C)O)O[Si](C)(C(C)(C)O[Si](C)(C)*)c1ccccc1 Chemical compound CC(C)(C(C)(C)[Si](C)(C=C)O)O[Si](C)(C(C)(C)O[Si](C)(C)*)c1ccccc1 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical group C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- NYMPGSQKHIOWIO-UHFFFAOYSA-N hydroxy(diphenyl)silicon Chemical group C=1C=CC=CC=1[Si](O)C1=CC=CC=C1 NYMPGSQKHIOWIO-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000013040 rubber vulcanization Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a damping silicon rubber sound insulation material filled with glass microbeads. The damping silicon rubber sound insulation material is prepared from the following raw materials in parts by weight: 80-120 parts of damping silicon rubber, 5-40 parts of glass microbeads, 0.2-0.8 part of vinyl trimethoxysilane, 0.1-2 parts of tetramethyl thiuram and 0.5-5 parts of peroxide vulcanizing agent, wherein in the damping silicon rubber, the content of vinyl chain elements is 0.2-10% by mole percent, and the content of phenyl chain elements is 10-20% by mole percent; and the peroxide vulcanizing agent is bis (2,4-dichlorobenzoyl) peroxide, the vulcanizing agent, namely 2, 5-dimethyl-2, 5-di (tert-butylperoxy) hexane or dibenzoyl peroxide. The invention further discloses a preparation method of the damping silicon rubber sound insulation material. The glass microbeads are filled in the damping silicon rubber, so that the weight of the damping silicon rubber material is reduced, the sound insulation performance of the material is further improved and the damping silicon rubber sound insulation material is conductive to expanding the application of the silicon rubber sound insulation material.
Description
Technical field
The present invention relates to a kind of glass microballon and fill damping silicon rubber sound-proof material and preparation method thereof, belong to technical field of polymer materials.
Background technology
Sound-proof material for reduction noise pollution, improve equipment performance, Optimization Work and living environment significant.Sound-proof material generally selects density large, fine and close material preparation, and as lead, concrete etc., but these materials exist difficult forming, and the unit mass problem such as heavily, limits it and apply.Macromolecular material quality is light, easy-formation, but soundproof effect is not good, the important directions that exploitation sound barriering effect is good, easy-formation, lightweight sound-proof material are sound-proof material development.
Damping silicon rubber refers in wide temperature range, all to have that better damping subtracts, the silicon rubber of shake effect, its damping function mainly comes from the phenyl that silicon rubber side chain has volume larger, when being given a shock molecular chain generation motion, in molecular chain, blocked rotation causes energy waste, and its structural formula is as follows:
It is at the multipolymer be made up of dimethyl siloxane chain link, methylphenyl siloxane chain link or diphenyl siloxane chain link and a certain amount of methyl vinyl silicone chain link, wherein a+b+c >=200,0.1≤b/a+b+c≤0.20,0.02≤c/a+b+c≤1.Phenyl has added the resistance rotated in molecular chain, adds the damping capacity of material, improves the power loss in sound propagation process, enhances the sound-insulation capability of material.But due to the introducing of phenyl chain link a large amount of in damping silicon rubber, add the density of material of silicon rubber, if it can be used as sound-proof material merely, then due to the heavier mass of material, be unfavorable for promoting the use of of material.
Summary of the invention
The object of this invention is to provide a kind of glass microballon filling damping silicon rubber sound-proof material and preparation method thereof, to obtain, soundproof effect is better, the sound-proof material of lighter weight.
For achieving the above object, the present invention adopts following technical proposals:
A kind of glass microballon fills damping silicon rubber sound-proof material, is made up of the raw material of following weight part:
Damping silicon rubber 80-120 part, glass microballon 5-40 part, vinyltrimethoxy silane (A-171) 0.2-0.8 part, tetra methylthiuram 0.1-2 part, peroxide vulcanizing agent 0.5-5 part;
In described damping silicon rubber, the molar content of vinyl chain link is 0.2-10%, and the molar content of phenyl chain link is 10-20%;
Described peroxide vulcanizing agent is two two or four cream (bis(2，4-dichlorobenzoyl)peroxide), two-25 (2,5-bis-(t-butylperoxy) hexane) or the dibenzoyl peroxide of vulcanizing agent.
Described tetra methylthiuram be tetramethyl-thiuram disulfide or tetramethylthiuram monosulfide or tetramethyl-thiuram disulfide with tetramethylthiuram monosulfide with arbitrarily than the mixture formed, be preferably tetramethyl-thiuram disulfide.
A kind of glass microballon fills damping silicon rubber sound-proof material, is made up of the raw material of following weight part:
Damping silicon rubber 100 parts, glass microballon 5-40 part, vinyltrimethoxy silane (A-171) 0.5 part, tetra methylthiuram 0.1-2 part, peroxide vulcanizing agent 2-5 part.
Preferably, in described damping rubber, the molar content of vinyl chain link is 0.5-0.8%.
Preferably, described peroxide vulcanizing agent is two two or four cream.
This glass microballon fills the preparation method of damping silicon rubber sound-proof material, comprises the following steps:
(1) 5-40 part glass microballon is heated to 125-180 DEG C, adds 0.2-0.8 part A-171, mixing, processes glass microballon surface;
(2) 80-120 part damping silicon rubber is put in mixing roll, add the glass microballon after step (1) process, mixing to even;
(3) 0.5-5 part peroxide vulcanizing agent, 0.1-2 part tetra methylthiuram are joined in the mixture of damping silicon rubber in step (2) and glass microballon, continue mixing, to evenly, bottom sheet, for subsequent use;
(4) sulfidization molding, cure conditions is under 130-170 DEG C, 12-18Mpa pressure, insulation 15-25min.
In described step (1), glass microballon surface-treated method is: A-171 is heated to boiling, passes into nitrogen, nitrogen containing A-171 steam is joined in glass microballon, regulate nitrogen flow, add in 15-25min, then continue reaction 5-15min.
In described step (4), cure conditions is 150 DEG C, under 15Mpa pressure, and insulation 20min.
In described step (2), mixingly to carry out at normal temperatures.
Preferably, in described step (3), the add-on of peroxide vulcanizing agent is 2 parts.
Preferably, in described step (3), the add-on of tetra methylthiuram is 0.5 part.
Beneficial effect of the present invention:
(1) glass microballon has the advantages such as light weight, low heat conduction, good chemical stability, effectively can reduce density of material as weighting material.Glass microballon has fine and close shell and hollow inside, can increase sound wave reflection and thin-walled vibrations to dissipation of energy.Glass microballon is dispersed in damping silicon rubber matrix by the present invention, not only effectively can increase the distance in propagation process of sound wave, improve sound wave propagate loss, can also produce at glass microballon and damping silicon rubber interface and shake loss, further enhancing the soundproof effect of damping silicon rubber.But undressed glass microballon surface hydrophilic, difficulties in dispersion in damping silicon rubber system.The surface of glass microballon processes through vinyltrimethoxy silane by the present invention, increases the consistency of itself and damping silicon rubber, makes it to be conducive to being scattered in damping silicon rubber system.Glass microballon is filled in damping silicon rubber by the present invention, reduces the weight of damping silicon rubber, further improves the sound-proofing properties of material, is conducive to the broadened application of damping silicon rubber sound-proof material.
(2) the present invention adopts the nitrogen that passes into containing A-171 steam and glass microballon to react, and processes, compared with the method for routine, significantly shorten the time of reaction, improve processing efficiency the surface of glass microballon.
(3) the present invention is also added with tetra methylthiuram when carrying out silicon rubber vulcanization, improves activity and the life-span of free radical, and then improves the curability of material.
Accompanying drawing explanation
Fig. 1 is the noise reduction value that the glass microballon of example 2 of the present invention preparation fills damping silicon rubber sound-proof material material at different frequencies;
Fig. 2 is the noise reduction value of the damping silicon rubber material at different frequencies of non-filling glass microballon.
Embodiment
The present invention is further illustrated in conjunction with the embodiments, should be noted that following explanation is only to explain the present invention, not limiting its content.
Raw material used in embodiment all obtains by common business purchasing channel.
Embodiment 1: glass microballon surface treatment
In glass reactor, add 100g hollow glass micropearl, be stirred and heated to 125 DEG C, the A-171 of 0.5g is heated to boiling, divide and pass into N three times
2, and the nitrogen containing A-171 is passed in glass reactor, regulate nitrogen flow, added at about 20 minutes, then continue reaction 10 minutes, lower the temperature for subsequent use.
Comparative example 1: glass microballon surface treatment
Conventional treatment method is: in glass reaction still, add 100g hollow glass micropearl, is warming up to 120 DEG C, and divide three times, every minor tick three hours, adds 0.5g A-171, adds and continues reaction 4 hours, lower the temperature for subsequent use.
Embodiment 2:
Be 10% by 100g phenyl chain link molar content, vinyl chain link molar content be 0.5% damping silicon rubber rubber put in the two roller of open type rubber mixing machine, add in 40g embodiment 1 and handle glass microballon well, evenly mixing, add two two or four cream of 2g peroxide vulcanizing agent and 0.5g tetramethyl-thiuram disulfide joins in the mixture of damping silicon rubber and glass microballon, evenly mixing, bottom sheet is for subsequent use, obtains sound insulation rubber unvulcanizate.Rubber unvulcanizate is added in mould, sulfuration on vulcanizing press, cure conditions: 150 DEG C, 20MPa, insulation 20min.Gained film tensile strength 6.5MPa, tear strength 20.2KN/m, soundproof effect as shown in Figure 1.
Comparative example 2:
Be 10% by the molar content of 100g phenyl chain link, the molar content of vinyl chain link be 0.5% damping silicon rubber rubber put in the two roller of open type rubber mixing machine, add the not surface treated glass microballon of 40g, evenly mixing, add two two or four cream of 2g peroxide vulcanizing agent and 0.5g tetramethyl-thiuram disulfide joins in the mixture of damping silicon rubber and glass microballon, evenly mixing, bottom sheet is for subsequent use, obtains sound insulation rubber unvulcanizate.Rubber unvulcanizate is added in mould, sulfuration on vulcanizing press, cure conditions: 150 DEG C, 20MPa, insulation 20min.Gained film tensile strength 4.0MPa, tear strength 14.1KN/m.
Comparative example 3:
Be 10% by the molar content of 100g phenyl chain link, the molar content of vinyl chain link be 0.5% damping silicon rubber rubber put in the two roller of open type rubber mixing machine, add the glass microballon of 40g by the method process of comparative example 1, evenly mixing, add two two or four cream of 2g peroxide vulcanizing agent and 0.5g tetramethyl-thiuram disulfide joins in the mixture of damping silicon rubber and glass microballon, evenly mixing, bottom sheet is for subsequent use, obtains sound insulation rubber unvulcanizate.Rubber unvulcanizate is added in mould, sulfuration on vulcanizing press, cure conditions: 150 DEG C, 20MPa, insulation 20min.Gained film tensile strength 6.4MPa, tear strength is 21KN/m.
Comparative example 4:
Except not adding except tetramethyl-thiuram disulfide, other condition is all consistent with embodiment 2, and gained rubber unvulcanizate can not sulfuration.
Embodiment 3:
Be 20% by the molar content of 100g phenyl chain link, the molar content of vinyl chain link be 0.8% damping silicon rubber join in the two roller of open type rubber mixing machine, add 40g and handle glass microballon well by embodiment 1 method, evenly mixing, add two two or four cream of 2g peroxide vulcanizing agent and 0.5g tetramethylthiuram monosulfide joins in the mixture of damping silicon rubber and glass microballon, evenly mixing, bottom sheet is for subsequent use, obtains sound insulation rubber unvulcanizate.Rubber unvulcanizate is added in mould, sulfuration on vulcanizing press, cure conditions: 150 DEG C, 20MPa, insulation 20min.Gained film tensile strength 6MPa, tear strength 20KN/m.
Embodiment 4
Be 15% by the molar content of 80g phenyl chain link, the molar content of vinyl chain link be 5% damping silicon rubber join in the two roller of open type rubber mixing machine, add 25g and handle glass microballon well by embodiment 1 method, evenly mixing, add 5g peroxide vulcanizing agent two-25 and 2g tetramethyl-thiuram disulfide, join in the mixture of damping silicon rubber and glass microballon, evenly mixing, bottom sheet is for subsequent use, obtains sound insulation rubber unvulcanizate.Rubber unvulcanizate is added in mould, sulfuration on vulcanizing press, cure conditions: 150 DEG C, 20MPa, insulation 20min.Gained film tensile strength 6.2MPa, tear strength 18.2KN/m.
Embodiment 5
Be 15% by the molar content of 120g phenyl chain link, the molar content of vinyl chain link be 10% damping silicon rubber join in the two roller of open type rubber mixing machine, add 5g and handle glass microballon well by embodiment 1 method, evenly mixing, add two two or four cream of 5g peroxide vulcanizing agent and 2g tetramethyl-thiuram disulfide joins in the mixture of damping silicon rubber and glass microballon, evenly mixing, bottom sheet is for subsequent use, obtains sound insulation rubber unvulcanizate.Rubber unvulcanizate is added in mould, sulfuration on vulcanizing press, cure conditions: 150 DEG C, 20MPa, insulation 20min.Gained film tensile strength 5.8MPa, tear strength 20.2KN/m.
Embodiment 6
Be 15% by the molar content of 120g phenyl chain link, the molar content of vinyl chain link be 0.2% damping silicon rubber join in the two roller of open type rubber mixing machine, add 15g and handle glass microballon well by embodiment 1 method, evenly mixing, add 5g peroxide vulcanizing agent dibenzoyl peroxide and 2g tetramethyl-thiuram disulfide joins in the mixture of damping silicon rubber and glass microballon, evenly mixing, bottom sheet is for subsequent use, obtains sound insulation rubber unvulcanizate.Rubber unvulcanizate is added in mould, sulfuration on vulcanizing press, cure conditions: 150 DEG C, 20MPa, insulation 20min.Gained film tensile strength 5.2MPa, tear strength 17.4KN/m.
The performance test of sound-proof material and evaluation:
Print prepared by above-described embodiment 2 is cut into the print that diameter is 10mm, thickness 3mm, adopt standing-wave-tube method to measure the sound insulation coefficient of material, performance test data as shown in Figure 1.Fig. 2 is the test result of the sound-proofing properties of the damping silicon rubber of non-filling glass microballon.
Can be found out by Fig. 1 and Fig. 2 contrast: in low and medium frequency section, the damping silicon rubber material added after glass microballon filling significantly improves than the noise reduction value of the damping silicon rubber of non-filling glass microballon.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (6)
1. glass microballon fills a preparation method for damping silicon rubber sound-proof material, it is characterized in that, is made up of the raw material of following weight part:
Damping silicon rubber 80-120 part, glass microballon 5-40 part, vinyltrimethoxy silane 0.2-0.8 part, tetra methylthiuram 0.1-2 part, peroxide vulcanizing agent 0.5-5 part;
In described damping silicon rubber, the molar content of vinyl chain link is 0.2-10%, and the molar content of phenyl chain link is 10-20%; Described peroxide vulcanizing agent is two two or four cream, vulcanizing agent two-25 or dibenzoyl peroxide; Preparation method comprises the following steps:
(1) 5-40 part glass microballon is heated to 125-180 DEG C, adds 0.2-0.8 part vinyltrimethoxy silane, mixing, processes glass microballon surface;
(2) 80-120 part damping silicon rubber is put in mixing roll, add the glass microballon after step (1) process, mixing to even;
(3) 0.5-5 part peroxide vulcanizing agent, 0.1-2 part tetra methylthiuram are joined in the mixture of damping silicon rubber in step (2) and glass microballon, continue mixing, to evenly, bottom sheet, for subsequent use;
(4) sulfidization molding, cure conditions is under 130-170 DEG C, 12-18Mpa pressure, insulation 15-25min;
In described step (1), glass microballon surface-treated method is: vinyltrimethoxy silane is heated to boiling, pass into nitrogen, nitrogen containing vinyltrimethoxy silane steam is joined in glass microballon, regulate nitrogen flow, add in 15-25min, then continue reaction 5-15min.
2. a kind of glass microballon as claimed in claim 1 fills the preparation method of damping silicon rubber sound-proof material, it is characterized in that, in step (1), nitrogen containing vinyltrimethoxy silane steam is joined in glass microballon, regulate nitrogen flow, add in 20min, then continue reaction 10min.
3. a kind of glass microballon as claimed in claim 1 fills the preparation method of damping silicon rubber sound-proof material, it is characterized in that, in described step (2), mixingly to carry out at normal temperatures.
4. a kind of glass microballon as claimed in claim 1 fills the preparation method of damping silicon rubber sound-proof material, and it is characterized in that, in described step (4), cure conditions is 150 DEG C, under 15Mpa pressure, and insulation 20min.
5. a kind of glass microballon as claimed in claim 1 fills the preparation method of damping silicon rubber sound-proof material, and it is characterized in that, in described step (3), the add-on of peroxide vulcanizing agent is 2 parts.
6. a kind of glass microballon as claimed in claim 1 fills the preparation method of damping silicon rubber sound-proof material, and it is characterized in that, in described step (3), the add-on of tetra methylthiuram is 0.5 part.
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| CN104761912B (en) * | 2015-04-07 | 2017-11-07 | 山东大学 | A kind of damping silicon rubber with smaller temperature effect and preparation method thereof |
| CN105860539A (en) * | 2016-05-05 | 2016-08-17 | 成都君禾天成科技有限公司 | Method for preparing novel building material with sound-insulation effect |
| CN106751861A (en) * | 2016-12-21 | 2017-05-31 | 西北橡胶塑料研究设计院有限公司 | A kind of low-density silastic material easy to wear and preparation method thereof |
| CN108047747A (en) * | 2017-12-13 | 2018-05-18 | 中国飞机强度研究所 | The damping isolation material and preparation method of a kind of high environmental suitability |
| CN109260692A (en) * | 2018-09-06 | 2019-01-25 | 安徽微威胶件集团有限公司 | A kind of treadmill resilient cushion and preparation method thereof |
| CN109554158A (en) * | 2018-12-04 | 2019-04-02 | 北京市捷瑞特弹性阻尼体技术研究中心 | A kind of clay and its preparation method and application |
| CN110835467A (en) * | 2019-12-16 | 2020-02-25 | 苏州中可欣电子科技有限公司 | Sound-insulation noise-reduction composite rubber material |
| CN112745678B (en) * | 2020-11-20 | 2022-12-20 | 科建高分子材料（上海）股份有限公司 | Sealing rubber strip for building and preparation method thereof |
| CN115627084B (en) * | 2022-11-11 | 2024-02-27 | 郑州圣莱特空心微珠新材料有限公司 | Surface treatment method of glass beads and silicone rubber |
| CN115948055B (en) * | 2022-12-23 | 2024-01-30 | 郑州圣莱特空心微珠新材料有限公司 | Low-density silicone rubber and preparation method thereof |
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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 |
| CN103130454B (en) * | 2011-11-29 | 2014-12-24 | 航天特种材料及工艺技术研究所 | Low heat conductance silicon rubber foam material and manufacture method thereof |
| CN103214849A (en) * | 2013-05-09 | 2013-07-24 | 中国工程物理研究院化工材料研究所 | Mixed type porous heat insulation composite material and preparation method thereof |
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