CN107513273A - A kind of flame-proof heat-resistant silicon rubber and preparation method thereof - Google Patents

A kind of flame-proof heat-resistant silicon rubber and preparation method thereof Download PDF

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Publication number
CN107513273A
CN107513273A CN201710810090.4A CN201710810090A CN107513273A CN 107513273 A CN107513273 A CN 107513273A CN 201710810090 A CN201710810090 A CN 201710810090A CN 107513273 A CN107513273 A CN 107513273A
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China
Prior art keywords
parts
rubber
flame
silicon rubber
preparation
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Pending
Application number
CN201710810090.4A
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Chinese (zh)
Inventor
施贤斌
徐文俊
宋顺刚
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JIANGSU TIANCHEN NEW MATERIALS Co Ltd
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JIANGSU TIANCHEN NEW MATERIALS Co Ltd
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Priority to CN201710810090.4A priority Critical patent/CN107513273A/en
Publication of CN107513273A publication Critical patent/CN107513273A/en
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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
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
    • C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • 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
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a kind of manufacture of silastic material, specifically a kind of flame-proof heat-resistant silicon rubber and preparation method thereof.Its raw material composition parts by weight be：30 50 parts of 100 parts of rubber, the gas-phase silica of vinyl molar content 0.12%, 36 parts of dimethyldimethoxysil,ne, 36 parts of hydroxy silicon oil, 0.2 0.6 parts of vinyltrimethoxy silane, 18010.2 0.4 parts of stearic acid, 1 10 parts of zinc oxide, 20 30 parts of TDE, 12 parts of cerium oxide.After above-mentioned formula and method, various raw materials and various raw materials are reasonably matched due to reasonable selection, in addition plus control strict to various parameters progress in distinctive preparation method and preparation process, manufactured product has good fire resistance by actually detected, there is preferable high-temperature stability, hardness, intensity and processing characteristics simultaneously, fully met the requirement of heat-resistant fireproof cable.

Description

A kind of flame-proof heat-resistant silicon rubber and preparation method thereof
Technical field
The present invention relates to a kind of manufacture of silastic material, specifically a kind of flame-proof heat-resistant silicon rubber and its preparation side Method.
Background technology
Silicon rubber possesses many excellent property such as good high-low temperature resistant, resistance to ozone, weatherability, insulating properties and production inertia Can, had a wide range of applications in the every field of national economy.The silicon rubber of fume colloidal silica filling has preferably electricity exhausted Edge characteristic and its excellent machine-shaping property determine that it can be used as cable.But to apply in special environment Under, such as hot environment, the resistance to elevated temperatures and fire resistance of silicon rubber just do not reach requirement, therefore, study heat-resistant fireproof silicon Rubber has very positive meaning.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of flame retardant rating height, while have preferable high temperature resistance super The flame-proof heat-resistant silicon rubber and its manufacture method of property, hardness, intensity and processing characteristics.
In order to solve the above-mentioned technical problem, flame-proof heat-resistant silicon rubber of the invention, the parts by weight of its raw material composition are：
100 parts of the rubber of vinyl molar content 0.12%
Gas-phase silica 30-50 parts
Dimethyldimethoxysil,ne 3-6 parts
Hydroxy silicon oil 3-6 parts
Vinyltrimethoxy silane 0.2-0.6 parts
The 0.2-0.4 parts of stearic acid 1801
Zinc oxide 1-10 parts
TDE 20-30 parts
Cerium oxide 1-2 parts.
A kind of preparation method of above-mentioned flame-proof heat-resistant silicon rubber, comprises the following steps：
A, the Methyl-ethylenvinyl gum of vinyl molar content 0.12% is added to stirring 2-4 minutes in kneader；
B, white carbon, stearic acid 1801, dimethyldimethoxysil,ne and hydroxy silicon oil are added several times, after adding every time It is sufficiently stirred, obtains silicon rubber gross rubber；
C, after kneaded and formed, 140-160 DEG C is warming up to, is vacuumized, leads to 70-90 DEG C of cooling water temperature, plastic emitting；
D, TDE, cerium oxide, zinc oxide and vinyltrimethoxy silane are added portionwise in melting silicone rubber, risen Temperature arrives 110-130 DEG C, vacuumizes, plastic emitting；
E, room temperature is cooled to after plastic emitting, obtains product.
After the product is made, vulcanizing agent vulcanization can be added in use, vulcanizes 4- under 160-180 degrees Celsius 6 minutes, 190-210 degrees Celsius of post-cure 3-5 hour.
After the above-mentioned formula and method, various raw materials and various raw materials are carried out rational due to reasonable selection Matching, in addition plus control strict to various parameters progress in distinctive preparation method and preparation process, manufactured product There is good fire resistance by actually detected, while there is preferable high-temperature stability, hardness, intensity and processing characteristics, The requirement of heat-resistant fireproof cable is fully met.
Embodiment
With reference to embodiment, flame-proof heat-resistant silicon rubber and its manufacture method to the present invention are made further detailed Explanation.
Embodiment one：
The manufacture method of the flame-proof heat-resistant silicon rubber of the present embodiment, comprises the following steps：
A, the Methyl-ethylenvinyl gum of vinyl molar content 0.12% is added in kneader and stirred 2 minutes；
B, white carbon, stearic acid 1801, dimethyldimethoxysil,ne and hydroxy silicon oil are added several times, after adding every time It is sufficiently stirred, obtains silicon rubber gross rubber；
C, after kneaded and formed, 140 DEG C is warming up to, is vacuumized, lead to 70 DEG C of cooling water temperature, plastic emitting；
D, TDE, cerium oxide, zinc oxide and vinyltrimethoxy silane are added portionwise in melting silicone rubber, risen Temperature vacuumizes, plastic emitting to 110 DEG C；
E, room temperature is cooled to after plastic emitting, obtains product.
After the product is made, vulcanizing agent vulcanization can be added in use, is vulcanized 4 minutes under 160 degrees Celsius, 190 degrees Celsius of post-cures 3 hours.
The parts by weight of above-mentioned raw material are：
100 parts of the rubber of vinyl molar content 0.12%
30 parts of gas-phase silica
3 parts of dimethyldimethoxysil,ne
3 parts of hydroxy silicon oil
0.2 part of vinyltrimethoxy silane
1,801 0.2 parts of stearic acid
1 part of zinc oxide
20 parts of TDE
1 part of cerium oxide.
Embodiment two：
The manufacture method of the flame-proof heat-resistant silicon rubber of the present embodiment, comprises the following steps：
A, the Methyl-ethylenvinyl gum of vinyl molar content 0.12% is added in kneader and stirred 3 minutes；
B, white carbon, stearic acid 1801, dimethyldimethoxysil,ne and hydroxy silicon oil are added several times, after adding every time It is sufficiently stirred, obtains silicon rubber gross rubber；
C, after kneaded and formed, 150 DEG C is warming up to, is vacuumized, lead to 80 DEG C of cooling water temperature, plastic emitting；
D, TDE, cerium oxide, zinc oxide and vinyltrimethoxy silane are added portionwise in melting silicone rubber, risen Temperature vacuumizes, plastic emitting to 120 DEG C；
E, room temperature is cooled to after plastic emitting, obtains product.
After the product is made, vulcanizing agent vulcanization can be added in use, is vulcanized 4 minutes under 170 degrees Celsius, 200 degrees Celsius of post-cures 4 hours.
The parts by weight of above-mentioned raw material are：
100 parts of the rubber of vinyl molar content 0.12%
35 parts of gas-phase silica
3 parts of dimethyldimethoxysil,ne
3 parts of hydroxy silicon oil
0.4 part of vinyltrimethoxy silane
1,801 0.3 parts of stearic acid
25 parts of TDE
7 parts of zinc oxide
1 part of cerium oxide
The High-temperature-resandant andant flame-retardant silicone rubber prepared to above-mentioned implementation, performance such as following table：
Embodiment three：
The manufacture method of the flame-proof heat-resistant silicon rubber of the present embodiment, comprises the following steps：
A, the Methyl-ethylenvinyl gum of vinyl molar content 0.12% is added in kneader and stirred 2 minutes；
B, white carbon, stearic acid 1801, dimethyldimethoxysil,ne and hydroxy silicon oil are added several times, after adding every time It is sufficiently stirred, obtains silicon rubber gross rubber；
C, after kneaded and formed, 160 DEG C is warming up to, is vacuumized, lead to 90 DEG C of cooling water temperature, plastic emitting；
D, TDE, cerium oxide, zinc oxide and vinyltrimethoxy silane are added portionwise in melting silicone rubber, risen Temperature vacuumizes, plastic emitting to 130 DEG C；
E, room temperature is cooled to after plastic emitting, obtains product.
After the product is made, vulcanizing agent vulcanization can be added in use, is vulcanized 6 minutes under 180 degrees Celsius, 210 degrees Celsius of post-cures 3 hours.
The parts by weight of above-mentioned raw material are：
100 parts of the rubber of vinyl molar content 0.12%
50 parts of gas-phase silica
6 parts of dimethyldimethoxysil,ne
6 parts of hydroxy silicon oil
0.6 part of vinyltrimethoxy silane
1,801 0.4 parts of stearic acid
10 parts of zinc oxide
30 parts of TDE
2 parts of cerium oxide.

Claims (3)

  1. A kind of 1. flame-proof heat-resistant silicon rubber, it is characterised in that its raw material composition parts by weight be：
    100 parts of the rubber of vinyl molar content 0.12%
    Gas-phase silica 30-50 parts
    Dimethyldimethoxysil,ne 3-6 parts
    Hydroxy silicon oil 3-6 parts
    Vinyltrimethoxy silane 0.2-0.6 parts
    The 0.2-0.4 parts of stearic acid 1801
    Zinc oxide 1-10 parts
    TDE 20-30 parts
    Cerium oxide 1-2 parts.
  2. 2. a kind of preparation method of flame-proof heat-resistant silicon rubber as claimed in claim 1, it is characterised in that comprise the following steps：
    A, the Methyl-ethylenvinyl gum of vinyl molar content 0.12% is added to stirring 2-4 minutes in kneader；
    B, white carbon, stearic acid 1801, dimethyldimethoxysil,ne and hydroxy silicon oil are added several times, after adding every time It is sufficiently stirred, obtains silicon rubber gross rubber；
    C, after kneaded and formed, 140-160 DEG C is warming up to, is vacuumized, leads to 70-90 DEG C of cooling water temperature, plastic emitting；
    D, TDE, cerium oxide, zinc oxide and vinyltrimethoxy silane are added portionwise in melting silicone rubber, risen Temperature arrives 110-130 DEG C, vacuumizes, plastic emitting；
    E, room temperature is cooled to after plastic emitting, obtains product.
  3. 3. according to the preparation method of the flame-proof heat-resistant silicon rubber described in claim 2, it is characterised in that：After the product is made, Vulcanizing agent vulcanization can be added in use, vulcanize 4-6 minutes under 160-180 degrees Celsius, 190-210 degrees Celsius secondary Vulcanize 3-5 hours.
CN201710810090.4A 2017-09-11 2017-09-11 A kind of flame-proof heat-resistant silicon rubber and preparation method thereof Pending CN107513273A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108219476A (en) * 2018-01-16 2018-06-29 温州合丰胶业有限公司 Heat-resistant silicon rubber rubber compound
CN108342085A (en) * 2018-03-21 2018-07-31 东莞市正安有机硅科技有限公司 A kind of heat safe silicon compounded rubber stock and preparation method thereof
CN109096774A (en) * 2018-08-21 2018-12-28 镇江亿维硅材料科技有限公司 A kind of high-temperature-resisting silicon rubber rubber compound and preparation method thereof
CN110330795A (en) * 2019-05-31 2019-10-15 东莞市天桉硅胶科技有限公司 A kind of high-temperature-resisting silicon rubber and preparation method thereof
CN110591373A (en) * 2019-08-22 2019-12-20 四川塔牌电缆绕组线有限责任公司 Fireproof flame-retardant cable and manufacturing method thereof
CN111040454A (en) * 2019-12-30 2020-04-21 江苏天辰新材料股份有限公司 Novel high-temperature-resistant silicon rubber and preparation method thereof
CN111187515A (en) * 2020-01-16 2020-05-22 四川塔牌电缆绕组线有限责任公司 Production method of flame-retardant heat-resistant silicone rubber
CN113583625A (en) * 2021-08-02 2021-11-02 深圳市富程威科技有限公司 Self-adhesive and preparation method and application thereof
CN118146637A (en) * 2023-09-20 2024-06-07 山东元开电气有限公司 Wide-temperature-range salt-spray-corrosion-resistant silicon rubber insulating sheath and preparation method thereof

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CN103483829A (en) * 2013-09-30 2014-01-01 江苏天辰硅材料有限公司 High-temperature-resistant and flame-retardant silicone rubber and preparation method thereof

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108219476A (en) * 2018-01-16 2018-06-29 温州合丰胶业有限公司 Heat-resistant silicon rubber rubber compound
CN108342085A (en) * 2018-03-21 2018-07-31 东莞市正安有机硅科技有限公司 A kind of heat safe silicon compounded rubber stock and preparation method thereof
CN109096774A (en) * 2018-08-21 2018-12-28 镇江亿维硅材料科技有限公司 A kind of high-temperature-resisting silicon rubber rubber compound and preparation method thereof
CN110330795A (en) * 2019-05-31 2019-10-15 东莞市天桉硅胶科技有限公司 A kind of high-temperature-resisting silicon rubber and preparation method thereof
CN110591373A (en) * 2019-08-22 2019-12-20 四川塔牌电缆绕组线有限责任公司 Fireproof flame-retardant cable and manufacturing method thereof
CN111040454A (en) * 2019-12-30 2020-04-21 江苏天辰新材料股份有限公司 Novel high-temperature-resistant silicon rubber and preparation method thereof
CN111187515A (en) * 2020-01-16 2020-05-22 四川塔牌电缆绕组线有限责任公司 Production method of flame-retardant heat-resistant silicone rubber
CN113583625A (en) * 2021-08-02 2021-11-02 深圳市富程威科技有限公司 Self-adhesive and preparation method and application thereof
CN118146637A (en) * 2023-09-20 2024-06-07 山东元开电气有限公司 Wide-temperature-range salt-spray-corrosion-resistant silicon rubber insulating sheath and preparation method thereof

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Application publication date: 20171226