CN106147240A - A kind of chilling shrink type cable accessory silicone rubber and preparation method thereof - Google Patents
A kind of chilling shrink type cable accessory silicone rubber and preparation method thereof Download PDFInfo
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- CN106147240A CN106147240A CN201610545369.XA CN201610545369A CN106147240A CN 106147240 A CN106147240 A CN 106147240A CN 201610545369 A CN201610545369 A CN 201610545369A CN 106147240 A CN106147240 A CN 106147240A
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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
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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
- C08L2201/14—Gas barrier composition
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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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of chilling shrink type cable accessory silicone rubber and preparation method thereof, component including following weight portion: methyl vinyl silicon kautschuk 50～100 parts, crude rubber of fluorinated silicone rubber 25～50 parts, Muscovitum 15～25 parts, filler 80～100 parts, glass fibre 15～25 parts, sulfur 5～10 parts, Bis(pentamethylene)thiuram tetrasulfide 5～10 parts, activating agent 2～8 parts, hydroxy silicon oil 2～6 parts.The silicone rubber that the present invention proposes, can apply to chilling shrink type cable accessory field, this silicone rubber corrosion resistance, sealing, crushing resistance and insulating properties are strong, service life is long, and the present invention also proposes a kind of silicone rubber preparation method, this preparation method simple to operate, production cost is low, preparation efficiency is high, and curingprocess rate is fast, and in sulfidation, the phenomenon turned yellow does not occurs in sizing material.
Description
Technical field
The present invention relates to technical field of rubber material, particularly relate to a kind of chilling shrink type cable accessory silicone rubber and preparation thereof
Method.
Background technology
Silicone rubber is widely used in cable accessory, is particularly applied in chilling shrink type cable accessory, cold-contraction type cable
Adnexa be utilize elastomeric material (conventional has silicone rubber and EP rubbers) inject sulfidization molding, then through expanding, be lined with plastics
Spiral support thing constitutes the parts of various cable accessories.Chilling shrink type cable accessory is mainly used in sealing, the dust-proof and effect of insulation.
Due to the effect that it is special, dust, reagent and greasy dirt often can be contacted.And the silicone rubber that chilling shrink type cable accessory is commonly used is corrosion-resistant
Poor-performing, causes service life shorter, and in production process, cure time is longer, and turning yellow easily occurs in sizing material in sulfidation
Phenomenon, so production process require higher, cause the raising of production cost.
Summary of the invention
The invention aims to solve shortcoming present in prior art, and a kind of chilling shrink type cable accessory proposed
With silicone rubber and preparation method thereof.
A kind of chilling shrink type cable accessory silicone rubber, including the component of following weight portion: methyl vinyl silicon kautschuk
100～150 parts, crude rubber of fluorinated silicone rubber 50～80 parts, Muscovitum 15～25 parts, filler 80～100 parts, glass fibre 15～25
Part, sulfur 5～10 parts, Bis(pentamethylene)thiuram tetrasulfide 5～10 parts, activating agent 2～8 parts, hydroxy silicon oil 2～6 parts.
A kind of chilling shrink type cable accessory silicone rubber, including the component of following weight portion: methyl vinyl silicon kautschuk
120 parts, crude rubber of fluorinated silicone rubber 60 parts, 20 parts of Muscovitum, filler 90 parts, glass fibre 20 parts, 8 parts of sulfur, tetra-sulfurized pair five is sub-
Methyl thiuram 8 parts, activating agent 5 parts, hydroxy silicon oil 4 parts.
Preferably, described methyl vinyl silicon kautschuk is 1～3: 1 with the weight part ratio of crude rubber of fluorinated silicone rubber.
Preferably, one or more mixing during described filler is white carbon, potter's clay and calcium carbonate.
Preferably, described activating agent is cumyl peroxide or benzoyl peroxide and zinc oxide or stearic mix
Thing.
The invention allows for its preparation method of a kind of chilling shrink type cable accessory silicone rubber, comprise the following steps:
S1: kneader temperature is set to 60～80 DEG C, by the methyl ethylene silicon of corresponding weight portion after temperature constant
Rubber raw rubber, crude rubber of fluorinated silicone rubber and filler join in kneader, mix 5～10min, obtain just mixture；
S2: add Muscovitum and the glass fibre of corresponding weight portion in above-mentioned just mixture, be sufficiently mixed, to be mixed
After Jun Yun, the temperature of kneader is risen to 150～180 DEG C, simultaneously by kneader evacuation, and from kneading after keeping 1～2 hour
Machine discharging opening discharges sizing material；
S3: be placed on vulcanizing press by sizing material, adds the sulfur of corresponding weight portion, tetra-sulfurized pair pentamethylene Flos Cymbidii Ensifolii
Nurse, activating agent and hydroxy silicon oil, rise to 180～200 DEG C by temperature, vulcanizes 5～10min, is cooled to room temperature and gets product.
The silicone rubber that the present invention proposes, can apply to chilling shrink type cable accessory field, and this silicone rubber uses ethylene methacrylic
In base silicone rubber and fluorosioloxane rubber two, rubber is as base material, makes silicone rubber have higher corrosion resistance, stability and sealing,
Service life is long；The addition of filler both can reduce the production cost of finished product, can also strengthen the crushing resistance of finished product simultaneously；Muscovitum
Addition with glass fibre further enhances corrosion resistance and the mechanical strength of finished product；And the present invention also proposes a kind of operation
Simply, production cost is low, the silicone rubber preparation method that preparation efficiency is high, adds sulfur, tetra-sulfurized pair five in the component of silicone rubber
Methylene thiuram and activating agent can improve curing efficiency with accelerated cure speed, and being simultaneously introduced hydroxy silicon oil can also avoid
The phenomenon that sizing material turns yellow occurs in sulfidation.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is explained orally further.
Embodiment one
A kind of chilling shrink type cable accessory silicone rubber that the present invention proposes, including the component of following weight portion: ethylene methacrylic
Base raw-silastic continuously 120 parts, crude rubber of fluorinated silicone rubber 60 parts, 20 parts of Muscovitum, white carbon 60 parts, 30 parts of potter's clay, glass fibre 20 parts,
8 parts of sulfur, Bis(pentamethylene)thiuram tetrasulfide 8 parts, cumyl peroxide 3 parts, zinc oxide 2 parts, hydroxy silicon oil 4 parts.
Its preparation method, comprises the following steps:
S1: kneader temperature is set to 70 DEG C, by the methyl vinyl silicone rubber of corresponding weight portion after temperature constant
Rubber, crude rubber of fluorinated silicone rubber, white carbon and potter's clay join in kneader, mix 8min, obtain just mixture；
S2: add Muscovitum and the glass fibre of corresponding weight portion in above-mentioned just mixture, be sufficiently mixed, to be mixed
After Jun Yun, the temperature of kneader is risen to 160 DEG C, simultaneously by kneader evacuation, and from kneader discharging after keeping 1.5 hours
Mouth discharges sizing material；
S3: be placed on vulcanizing press by sizing material, adds the sulfur of corresponding weight portion, tetra-sulfurized pair pentamethylene Flos Cymbidii Ensifolii
Nurse, cumyl peroxide, zinc oxide and hydroxy silicon oil, rise to 180 DEG C by temperature, vulcanizes 8min, is cooled to room temperature and i.e. obtains into
Product.
Embodiment two
A kind of chilling shrink type cable accessory silicone rubber that the present invention proposes, including the component of following weight portion: ethylene methacrylic
Base raw-silastic continuously 150 parts, crude rubber of fluorinated silicone rubber 80 parts, 15 parts of Muscovitum, white carbon 50 parts, calcium carbonate 50 parts, glass fibre 15
Part, 5 parts of sulfur, Bis(pentamethylene)thiuram tetrasulfide 10 parts, cumyl peroxide 5 parts, stearic acid 2 parts, hydroxy silicon oil 6
Part.
Its preparation method, comprises the following steps:
S1: kneader temperature is set to 80 DEG C, by the methyl vinyl silicone rubber of corresponding weight portion after temperature constant
Rubber, crude rubber of fluorinated silicone rubber, white carbon and calcium carbonate join in kneader, mix 10min, obtain just mixture；
S2: add Muscovitum and the glass fibre of corresponding weight portion in above-mentioned just mixture, be sufficiently mixed, to be mixed
After Jun Yun, the temperature of kneader is risen to 150 DEG C, simultaneously by kneader evacuation, and from kneader discharging opening after keeping 2 hours
Discharge sizing material；
S3: be placed on vulcanizing press by sizing material, adds the sulfur of corresponding weight portion, tetra-sulfurized pair pentamethylene Flos Cymbidii Ensifolii
Nurse, cumyl peroxide, stearic acid and hydroxy silicon oil, rise to 180 DEG C by temperature, vulcanizes 5min, is cooled to room temperature and i.e. obtains into
Product.
Embodiment three
A kind of chilling shrink type cable accessory silicone rubber that the present invention proposes, including the component of following weight portion: ethylene methacrylic
Base raw-silastic continuously 100 parts, crude rubber of fluorinated silicone rubber 50 parts, 25 parts of Muscovitum, white carbon 90 parts, glass fibre 25 parts, 10 parts of sulfur,
Bis(pentamethylene)thiuram tetrasulfide 5 parts, benzoyl peroxide 2 parts, stearic acid 6 parts, hydroxy silicon oil 2 parts.
Its preparation method, comprises the following steps:
S1: kneader temperature is set to 75 DEG C, by the methyl vinyl silicone rubber of corresponding weight portion after temperature constant
Rubber, crude rubber of fluorinated silicone rubber and white carbon join in kneader, mix 5min, obtain just mixture；
S2: add Muscovitum and the glass fibre of corresponding weight portion in above-mentioned just mixture, be sufficiently mixed, to be mixed
After Jun Yun, the temperature of kneader is risen to 180 DEG C, simultaneously by kneader evacuation, and from kneader discharging opening after keeping 1 hour
Discharge sizing material；
S3: be placed on vulcanizing press by sizing material, adds the sulfur of corresponding weight portion, tetra-sulfurized pair pentamethylene Flos Cymbidii Ensifolii
Nurse, benzoyl peroxide, stearic acid and hydroxy silicon oil, rise to 200 DEG C by temperature, vulcanizes 5min, is cooled to room temperature and gets product.
The silicone rubber that the present invention proposes, can apply to chilling shrink type cable accessory field, and this silicone rubber uses ethylene methacrylic
In base silicone rubber and fluorosioloxane rubber two, rubber is as base material, makes silicone rubber have higher corrosion resistance, stability and sealing,
Service life is long；The addition of filler both can reduce the production cost of finished product, can also strengthen the crushing resistance of finished product simultaneously；Muscovitum
Addition with glass fibre further enhances corrosion resistance and the mechanical strength of finished product；And the present invention also proposes a kind of operation
Simply, production cost is low, the silicone rubber preparation method that preparation efficiency is high, adds sulfur, tetra-sulfurized pair five in the component of silicone rubber
Methylene thiuram and activating agent can improve curing efficiency with accelerated cure speed, and being simultaneously introduced hydroxy silicon oil can also avoid
The phenomenon that sizing material turns yellow occurs in sulfidation.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (6)
1. a chilling shrink type cable accessory silicone rubber, it is characterised in that include the component of following weight portion: methyl ethylene silicon
Rubber raw rubber 100～150 parts, crude rubber of fluorinated silicone rubber 50～80 parts, Muscovitum 15～25 parts, filler 80～100 parts, glass fibre
15～25 parts, sulfur 5～10 parts, Bis(pentamethylene)thiuram tetrasulfide 5～10 parts, activating agent 2～8 parts, hydroxy silicon oil 2～6
Part.
2. a chilling shrink type cable accessory silicone rubber, it is characterised in that include the component of following weight portion: methyl ethylene silicon
Rubber raw rubber 120 parts, crude rubber of fluorinated silicone rubber 60 parts, 20 parts of Muscovitum, filler 90 parts, glass fibre 20 parts, 8 parts of sulfur, four sulfur
Change double pentamethylene thiuram 8 parts, activating agent 5 parts, hydroxy silicon oil 4 parts.
A kind of chilling shrink type cable accessory silicone rubber the most according to claim 1, it is characterised in that described methyl ethylene
Raw-silastic continuously is 1～3: 1 with the weight part ratio of crude rubber of fluorinated silicone rubber.
A kind of chilling shrink type cable accessory silicone rubber the most according to claim 1, it is characterised in that described filler is white
One or more mixing in white carbon black, potter's clay and calcium carbonate.
A kind of chilling shrink type cable accessory silicone rubber the most according to claim 1, it is characterised in that described activating agent was
Aoxidize diisopropylbenzene (DIPB) or benzoyl peroxide and zinc oxide or stearic mixture.
6. the preparation method of a chilling shrink type cable accessory silicone rubber, it is characterised in that comprise the following steps:
S1: kneader temperature is set to 60～80 DEG C, by the methyl vinyl silicone rubber of corresponding weight portion after temperature constant
Rubber, crude rubber of fluorinated silicone rubber and filler join in kneader, mix 5～10min, obtain just mixture；
S2: add Muscovitum and the glass fibre of corresponding weight portion in above-mentioned just mixture, be sufficiently mixed, to be mixed uniformly
After the temperature of kneader is risen to 150～180 DEG C, simultaneously by kneader evacuation, and go out from kneader after keeping 1～2 hour
Material mouth discharges sizing material；
S3: be placed on vulcanizing press by sizing material, adds the sulfur of corresponding weight portion, Bis(pentamethylene)thiuram tetrasulfide, lives
Property agent and hydroxy silicon oil, temperature is risen to 180～200 DEG C, vulcanizes 5～10min, be cooled to room temperature and get product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610545369.XA CN106147240A (en) | 2016-06-24 | 2016-06-24 | A kind of chilling shrink type cable accessory silicone rubber and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610545369.XA CN106147240A (en) | 2016-06-24 | 2016-06-24 | A kind of chilling shrink type cable accessory silicone rubber and preparation method thereof |
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| CN106147240A true CN106147240A (en) | 2016-11-23 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722031A (en) * | 2017-10-31 | 2019-05-07 | 丹阳博亚新材料技术服务有限公司 | A kind of insulating materials of corrosion-resistant and high-temperature resistant |
| CN111849172A (en) * | 2019-04-29 | 2020-10-30 | 中蓝晨光化工研究设计院有限公司 | Solvent-resistant fluorosilicone rubber sealing strip and preparation method thereof |
| CN112680102A (en) * | 2020-12-21 | 2021-04-20 | 河北硅谷化工有限公司 | Bird damage prevention insulating coating and coating for AC/DC filter and preparation method of bird damage prevention insulating coating and coating |
| CN112876847A (en) * | 2020-12-30 | 2021-06-01 | 嘉兴依赛新材料科技有限公司 | Foaming silicone rubber and preparation method thereof |
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| CN103319902A (en) * | 2013-06-21 | 2013-09-25 | 江苏天辰硅材料有限公司 | High-temperature vulcanized silicone rubber for cold-contraction cable accessory and preparation method thereof |
| CN104072995A (en) * | 2014-07-02 | 2014-10-01 | 深圳市沃尔核材股份有限公司 | Ceramic contracted cable accessory and preparation method thereof |
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2016
- 2016-06-24 CN CN201610545369.XA patent/CN106147240A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103319902A (en) * | 2013-06-21 | 2013-09-25 | 江苏天辰硅材料有限公司 | High-temperature vulcanized silicone rubber for cold-contraction cable accessory and preparation method thereof |
| CN104072995A (en) * | 2014-07-02 | 2014-10-01 | 深圳市沃尔核材股份有限公司 | Ceramic contracted cable accessory and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722031A (en) * | 2017-10-31 | 2019-05-07 | 丹阳博亚新材料技术服务有限公司 | A kind of insulating materials of corrosion-resistant and high-temperature resistant |
| CN111849172A (en) * | 2019-04-29 | 2020-10-30 | 中蓝晨光化工研究设计院有限公司 | Solvent-resistant fluorosilicone rubber sealing strip and preparation method thereof |
| CN111849172B (en) * | 2019-04-29 | 2022-03-29 | 中蓝晨光化工研究设计院有限公司 | Solvent-resistant fluorosilicone rubber sealing strip and preparation method thereof |
| CN112680102A (en) * | 2020-12-21 | 2021-04-20 | 河北硅谷化工有限公司 | Bird damage prevention insulating coating and coating for AC/DC filter and preparation method of bird damage prevention insulating coating and coating |
| CN112680102B (en) * | 2020-12-21 | 2022-02-15 | 河北硅谷化工有限公司 | Bird damage prevention insulating coating and coating for AC/DC filter and preparation method of bird damage prevention insulating coating and coating |
| CN112876847A (en) * | 2020-12-30 | 2021-06-01 | 嘉兴依赛新材料科技有限公司 | Foaming silicone rubber and preparation method thereof |
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Application publication date: 20161123 |
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