CN106674759A - Rubber material with good sealing effect - Google Patents
Rubber material with good sealing effect Download PDFInfo
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- CN106674759A CN106674759A CN201611139496.6A CN201611139496A CN106674759A CN 106674759 A CN106674759 A CN 106674759A CN 201611139496 A CN201611139496 A CN 201611139496A CN 106674759 A CN106674759 A CN 106674759A
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- sealing effect
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- good sealing
- elastomeric material
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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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
-
- 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
- C08K2201/011—Nanostructured additives
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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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 rubber material with a good sealing effect. The rubber material comprises the following raw materials in parts by weight: 20-40 parts of an ethylene propylene diene monomer, 25-45 parts of cis-polybutadiene, 10-20 parts of chlorosulfonated polyethylene, 15-25 parts of zinc borate, 3-7 parts of nano-silica, 4-8 parts of polyphenylene sulfide fiber, 6-10 parts of zeolite powder, 4-6 parts of sepiolite powder, 10-18 parts of talcum powder, 10-20 parts of modified wheat-straw, 1.5-2.5 parts of a silane coupling agent KH-901, 1-2 parts of maleic anhydride, 2-6 parts of sebacic acid ester, 2-4 parts of trimethyl phosphate, 2-4 parts of coal tar, 1-2 parts of acetyl triethyl citrate, 2-4 parts of magnesium stearate, 2-4 parts of 2-isopropyl imidazole and 2-4 parts of 1,1-ditertiary butyl peroxyl-3,3,5-trimethyl-cyclohexane. The rubber material is excellent in sealing effect, good in thermal stability, excellent in mechanical property, capable of bearing most burden, good in toughness and not easy to break, and a brittle failure phenomenon can be avoided.
Description
Technical field
The present invention relates to field of rubber technology, more particularly to a kind of elastomeric material of good sealing effect.
Background technology
Caulking gum is to prevent fluid media (medium) from leaking from by sealing device, is also prevented from extraneous dust, silt and air and enters
Enter the rubber inside by sealing device.Though this kind of sealing member is little, to ensureing the performance of various devices and facility, saving material
Material and the energy, prevent the pollution of the environment, with significant role.It is widely used in various machineries, instrument, pipeline, household electrical appliance, vehicle
With other vehicles, and building trade etc..The elastomeric material of rubber seal productses, will be selected according to working condition,
It is commonly used to cause sealing gasket damage deformation especially in the fields such as pipeline, pump, cause sealing effectiveness to reduce.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of elastomeric material of good sealing effect, seals
Excellent effect, heat stability is good, meets fiery not only nonflammable, resistance to good flame resistance, and excellent in mechanical performance, can bear portion big absolutely
The load for dividing, while good toughness, is not easily broken, it is to avoid the present invention occurs brittle failure phenomenon.
A kind of elastomeric material of good sealing effect proposed by the present invention, its raw material includes by weight：Ethylene propylene diene rubber
20-40 parts, butadiene rubber 25-45 parts, chlorosulfonated polyethylene 10-20 parts, Firebrake ZB 15-25 parts, nano silicon 3-7 parts,
Polyphenylene sulfide fibre 4-8 parts, zeolite powder 6-10 parts, sepiolite powder 4-6 parts, Pulvis Talci 10-18 parts, be modified straw 10-20 parts, silicon
Alkane coupling agent KH-901 1.5-2.5 parts, maleic anhydride 1-2 parts, sebacate 2-6 parts, trimethyl phosphate 2-4 parts, coal tar 2-
4 parts, acetyl triethyl citrate 1-2 part, magnesium stearate 2-4 part, 2 isopropyl imidazole 2-4 parts, 1,1- di-t-butyl peroxy-
3,3,5- trimethyl-cyclohexane 2-4 parts.
Preferably, Firebrake ZB, nano silicon, polyphenylene sulfide fibre, zeolite powder, sepiolite powder, Pulvis Talci, modified wheat
Stalk, silane coupler KH-901, the weight ratio of maleic anhydride are 18-22：4-6：5-7：7-9：4.5-5.5：12-16：12-18：
1.8-2.2：1.3-1.7.
Preferably, sebacate, trimethyl phosphate, coal tar, the weight ratio of acetyl triethyl citrate are 3-5：2.5-
3.5：2.5-3.5：1.2-1.7.
Preferably, its raw material includes by weight：Ethylene propylene diene rubber 25-35 parts, butadiene rubber 30-40 parts, chlorosulfonation
Polyethylene 12-18 parts, Firebrake ZB 18-22 parts, nano silicon 4-6 parts, polyphenylene sulfide fibre 5-7 parts, zeolite powder 7-9 parts,
Sepiolite powder 4.5-5.5 parts, Pulvis Talci 12-16 parts, be modified straw 12-18 parts, silane coupler KH-901 1.8-2.2 parts, horse
Come anhydride 1.3-1.7 parts, sebacate 3-5 parts, trimethyl phosphate 2.5-3.5 parts, coal tar 2.5-3.5 parts, acetyl tributyl citrate
Triethyl 1.2-1.7 parts, magnesium stearate 2.5-3.5 part, 2 isopropyl imidazole 2.5-3.5 parts, 1,1- di-t-butyl peroxy -3,
3,5- trimethyl-cyclohexane 2.5-3.4 parts.
Preferably, the straw that is modified is prepared using following technique：By copper sulfate, water, tea saponin mix homogeneously, alkalization wheat is added
Stalk stands, and filters, washing, adds ethyl acetate stirring, adopts sodium hydroxide solution regulation system pH value for 8-8.6, heats up back
Stream, filters, and dry, pulverize and obtains modified straw.
Preferably, the straw that is modified is prepared using following technique：By weight by 10-14 part copper sulfate, 100-140 part water,
4-8 part tea saponin mix homogeneously, adds 15-35 parts alkalization straw to stand, and filters, washing, adds 100-140 part ethyl acetate to stir
Mix, it is 8-8.6 to adopt concentration for the sodium hydroxide solution regulation system pH value of 1-2mol/L, and temperature rising reflux is filtered, is dried, powder
It is broken to obtain modified straw.
Preferably, the straw that is modified is prepared using following technique：By weight by 10-14 part copper sulfate, 100-140 part water,
4-8 part tea saponin mix homogeneously, adds 15-35 parts alkalization straw to stand 8-16h, filters, and washing adds 100-140 part acetic acid
Ethyl ester stirs 20-40min, and it is 8-8.6 to adopt concentration for the sodium hydroxide solution regulation system pH value of 1-2mol/L, is warming up to
130-150 DEG C, flow back 3-5h, filters, and 95-100 DEG C is dried 4-10h, and crushing obtains modified straw.
The present invention is obtained using conventional fabrication process.
In the modified straw of the present invention, with the straw that alkalizes as base material, in the case where tea saponin coordinates, with ethyl acetate, hydroxide
Sodium mating reaction, generates the fibrous matter that surface is coated with copper oxide particle under certain technique, and not only bactericidal property is fabulous, heat
Good stability, and good toughness, are not easily broken, good airproof performance；Modified straw and zeolite powder, polyphenylene sulfide fibre, sepiolite powder,
Nano silicon, Pulvis Talci, Firebrake ZB mating reaction, adhesion is strong, in maleic anhydride, the cooperation of silane coupler KH-901
Under, the adhesion of butadiene rubber, ethylene propylene diene rubber, chlorosulfonated polyethylene and above-mentioned material can be strengthened, good airproof performance meets fire not
It is only nonflammable, resistance to good flame resistance, and excellent in mechanical performance, the load of the overwhelming majority can be born；And sebacate and coal tar
Oil, trimethyl phosphate, acetyl triethyl citrate coordinate the toughness that both can have effectively strengthened the present invention, it is to avoid the present invention occurs brittle failure
Phenomenon, can improve heat-resisting, antiseptic property of the invention again.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of elastomeric material of good sealing effect proposed by the present invention, its raw material includes by weight：Ethylene propylene diene rubber
40 parts, 25 parts of butadiene rubber, 20 parts of chlorosulfonated polyethylene, 15 parts of Firebrake ZB, 7 parts of nano silicon, polyphenylene sulfide fibre 4
Part, 10 parts of zeolite powder, 4 parts of sepiolite powder, 18 parts of Pulvis Talci, be modified 10 parts of straw, 2.5 parts of silane coupler KH-901, Malaysia
1 part of anhydride, 6 parts of sebacate, 2 parts of trimethyl phosphate, 4 parts of coal tar, 1 part of acetyl triethyl citrate, 4 parts of magnesium stearate,
2 parts of 2 isopropyl imidazole, 1,1- di-t-butyl peroxy -3,3,5- 4 parts of trimethyl-cyclohexanes.
Embodiment 2
A kind of elastomeric material of good sealing effect proposed by the present invention, its raw material includes by weight：Ethylene propylene diene rubber
20 parts, 45 parts of butadiene rubber, 10 parts of chlorosulfonated polyethylene, 25 parts of Firebrake ZB, 3 parts of nano silicon, polyphenylene sulfide fibre 8
Part, 6 parts of zeolite powder, 6 parts of sepiolite powder, 10 parts of Pulvis Talci, be modified 20 parts of straw, 1.5 parts of silane coupler KH-901, Malaysia
2 parts of anhydride, 2 parts of sebacate, 4 parts of trimethyl phosphate, 2 parts of coal tar, 2 parts of acetyl triethyl citrate, 2 parts of magnesium stearate,
4 parts of 2 isopropyl imidazole, 1,1- di-t-butyl peroxy -3,3,5- 2 parts of trimethyl-cyclohexanes.
Modified straw is prepared using following technique：By copper sulfate, water, tea saponin mix homogeneously, alkalization straw is added to stand,
Filter, washing, add ethyl acetate stirring, adopt sodium hydroxide solution regulation system pH value for 8-8.6, temperature rising reflux is filtered,
Dry, pulverize and obtain modified straw.
Embodiment 3
A kind of elastomeric material of good sealing effect proposed by the present invention, its raw material includes by weight：Ethylene propylene diene rubber
35 parts, 30 parts of butadiene rubber, 18 parts of chlorosulfonated polyethylene, 18 parts of Firebrake ZB, 6 parts of nano silicon, polyphenylene sulfide fibre 5
Part, 9 parts of zeolite powder, 4.5 parts of sepiolite powder, 16 parts of Pulvis Talci, be modified 12 parts of straw, 2.2 parts of silane coupler KH-901, horse
Carry out 1.3 parts of anhydride, 5 parts of sebacate, 2.5 parts of trimethyl phosphate, 3.5 parts of coal tar, 1.2 parts of acetyl triethyl citrate, firmly
3.5 parts of fatty acid magnesium, 2.5 parts of 2 isopropyl imidazole, 1,1- di-t-butyl peroxy -3,3,5- 3.4 parts of trimethyl-cyclohexanes.
Modified straw is prepared using following technique：It is by weight that 12 parts of copper sulfate, 120 parts of water, 6 parts of tea saponin mixing are equal
It is even, add 25 parts of alkalization straws to stand, filter, washing, 120 parts of ethyl acetate stirrings are added, concentration is adopted for 1.5mol/L's
Sodium hydroxide solution regulation system pH value is 8-8.6, and temperature rising reflux is filtered, and be dry, pulverize and is obtained modified straw.
Embodiment 4
A kind of elastomeric material of good sealing effect proposed by the present invention, its raw material includes by weight：Ethylene propylene diene rubber
25 parts, 40 parts of butadiene rubber, 12 parts of chlorosulfonated polyethylene, 22 parts of Firebrake ZB, 4 parts of nano silicon, polyphenylene sulfide fibre 7
Part, 7 parts of zeolite powder, 5.5 parts of sepiolite powder, 12 parts of Pulvis Talci, be modified 18 parts of straw, 1.8 parts of silane coupler KH-901, horse
Carry out 1.7 parts of anhydride, 3 parts of sebacate, 3.5 parts of trimethyl phosphate, 2.5 parts of coal tar, 1.7 parts of acetyl triethyl citrate, firmly
2.5 parts of fatty acid magnesium, 3.5 parts of 2 isopropyl imidazole, 1,1- di-t-butyl peroxy -3,3,5- 2.5 parts of trimethyl-cyclohexanes.
Modified straw is prepared using following technique：It is by weight that 10 parts of copper sulfate, 140 parts of water, 4 parts of tea saponin mixing are equal
It is even, add 35 parts of alkalization straws to stand 8h, filter, washing, add 140 parts of ethyl acetate to stir 20min, adopt concentration for
The sodium hydroxide solution regulation system pH value of 2mol/L is 8-8.6, is warming up to 130 DEG C, and flow back 5h, filters, and 95 DEG C are dried 10h,
Crushing obtains modified straw.
Embodiment 5
A kind of elastomeric material of good sealing effect proposed by the present invention, its raw material includes by weight：Ethylene propylene diene rubber
30 parts, 35 parts of butadiene rubber, 15 parts of chlorosulfonated polyethylene, 20 parts of Firebrake ZB, 5 parts of nano silicon, polyphenylene sulfide fibre 6
Part, 8 parts of zeolite powder, 5 parts of sepiolite powder, 14 parts of Pulvis Talci, be modified 15 parts of straw, 2 parts of silane coupler KH-901, maleic acid
1.5 parts of acid anhydride, 4 parts of sebacate, 3 parts of trimethyl phosphate, 3 parts of coal tar, 1.5 parts of acetyl triethyl citrate, magnesium stearate 3
Part, 3 parts of 2 isopropyl imidazole, 1,1- di-t-butyl peroxy -3,3,5- 3 parts of trimethyl-cyclohexanes.
Modified straw is prepared using following technique：It is by weight that 14 parts of copper sulfate, 100 parts of water, 8 parts of tea saponin mixing are equal
It is even, add 15 parts of alkalization straws to stand 16h, filter, washing, add 100 parts of ethyl acetate to stir 40min, adopt concentration for
The sodium hydroxide solution regulation system pH value of 1mol/L is 8-8.6, is warming up to 150 DEG C, and flow back 3h, filters, and 100 DEG C are dried 4h,
Crushing obtains modified straw.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (7)
1. a kind of elastomeric material of good sealing effect, it is characterised in that its raw material includes by weight：Ethylene propylene diene rubber 20-
40 parts, butadiene rubber 25-45 parts, chlorosulfonated polyethylene 10-20 parts, Firebrake ZB 15-25 parts, nano silicon 3-7 parts, polyphenyl
Sulfide fibers 4-8 parts, zeolite powder 6-10 parts, sepiolite powder 4-6 parts, Pulvis Talci 10-18 parts, be modified straw 10-20 parts, silane idol
Connection agent KH-901 1.5-2.5 parts, maleic anhydride 1-2 parts, sebacate 2-6 parts, trimethyl phosphate 2-4 parts, coal tar 2-4 parts,
Acetyl triethyl citrate 1-2 part, magnesium stearate 2-4 part, 2 isopropyl imidazole 2-4 parts, 1,1- di-t-butyl peroxy -3,3,
5- trimethyl-cyclohexane 2-4 parts.
2. the elastomeric material of good sealing effect according to claim 1, it is characterised in that Firebrake ZB, nano silicon, poly-
Sulfide fibers, zeolite powder, sepiolite powder, Pulvis Talci, modified straw, silane coupler KH-901, the weight ratio of maleic anhydride
For 18-22：4-6：5-7：7-9：4.5-5.5：12-16：12-18：1.8-2.2：1.3-1.7.
3. the elastomeric material of good sealing effect according to claim 1 or claim 2, it is characterised in that sebacate, tripotassium phosphate
Ester, coal tar, the weight ratio of acetyl triethyl citrate are 3-5：2.5-3.5：2.5-3.5：1.2-1.7.
4. according to any one of claim 1-3 good sealing effect elastomeric material, it is characterised in that its raw material is by weight
Including：Ethylene propylene diene rubber 25-35 parts, butadiene rubber 30-40 parts, chlorosulfonated polyethylene 12-18 parts, Firebrake ZB 18-22 parts are received
Rice silicon dioxide 4-6 parts, polyphenylene sulfide fibre 5-7 parts, zeolite powder 7-9 parts, sepiolite powder 4.5-5.5 parts, Pulvis Talci 12-16
Part, be modified straw 12-18 parts, silane coupler KH-901 1.8-2.2 parts, maleic anhydride 1.3-1.7 parts, sebacate 3-5
Part, trimethyl phosphate 2.5-3.5 parts, coal tar 2.5-3.5 parts, acetyl triethyl citrate 1.2-1.7 part, magnesium stearate 2.5-
3.5 parts, 2 isopropyl imidazole 2.5-3.5 parts, 1,1- di-t-butyl peroxy -3,3,5- trimethyl-cyclohexane 2.5-3.4 parts.
5. according to any one of claim 1-4 good sealing effect elastomeric material, it is characterised in that modified straw is using such as
It is prepared by lower technique：By copper sulfate, water, tea saponin mix homogeneously, add alkalization straw to stand, filter, washing adds ethyl acetate
Stirring, adopts sodium hydroxide solution regulation system pH value for 8-8.6, temperature rising reflux, filters, and dry, pulverize and obtains modified straw.
6. according to any one of claim 1-5 good sealing effect elastomeric material, it is characterised in that modified straw is using such as
It is prepared by lower technique：By weight by 10-14 part copper sulfate, 100-140 part water, 4-8 part tea saponin mix homogeneously, 15-35 is added
Part alkalization straw stands, and filters, washing, adds the stirring of 100-140 parts ethyl acetate, adopt concentration for 1-2mol/L hydroxide
Sodium solution regulation system pH value is 8-8.6, and temperature rising reflux is filtered, and be dry, pulverize and is obtained modified straw.
7. according to any one of claim 1-6 good sealing effect elastomeric material, it is characterised in that modified straw is using such as
It is prepared by lower technique：By weight by 10-14 part copper sulfate, 100-140 part water, 4-8 part tea saponin mix homogeneously, 15-35 is added
Part alkalization straw stands 8-16h, filters, washing, addition 100-140 parts ethyl acetate stirring 20-40min, adopts concentration for 1-
The sodium hydroxide solution regulation system pH value of 2mol/L is 8-8.6, is warming up to 130-150 DEG C, and flow back 3-5h, filters, 95-100
4-10h DEG C is dried, crushing obtains modified straw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139496.6A CN106674759A (en) | 2016-12-12 | 2016-12-12 | Rubber material with good sealing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139496.6A CN106674759A (en) | 2016-12-12 | 2016-12-12 | Rubber material with good sealing effect |
Publications (1)
| Publication Number | Publication Date |
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| CN106674759A true CN106674759A (en) | 2017-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201611139496.6A Withdrawn CN106674759A (en) | 2016-12-12 | 2016-12-12 | Rubber material with good sealing effect |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013043916A (en) * | 2011-08-23 | 2013-03-04 | Yokohama Rubber Co Ltd:The | Rubber composition for tire inner liner and pneumatic tire using the same |
| CN105139944A (en) * | 2015-07-15 | 2015-12-09 | 繁昌县菲德通讯材料设计有限公司 | Computer communication cable |
| CN105482279A (en) * | 2016-01-01 | 2016-04-13 | 崇夕山 | Anti-aging rubber for ship fender |
| CN105482185A (en) * | 2015-12-30 | 2016-04-13 | 崇夕山 | High-temperature-resistant rubber gasket for automobile shock absorbers |
| CN105968589A (en) * | 2016-05-30 | 2016-09-28 | 繁昌县菲德通讯材料设计有限公司 | Flame-retardant and waterproof coal mine cable material having excellent mechanical properties |
-
2016
- 2016-12-12 CN CN201611139496.6A patent/CN106674759A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013043916A (en) * | 2011-08-23 | 2013-03-04 | Yokohama Rubber Co Ltd:The | Rubber composition for tire inner liner and pneumatic tire using the same |
| CN105139944A (en) * | 2015-07-15 | 2015-12-09 | 繁昌县菲德通讯材料设计有限公司 | Computer communication cable |
| CN105482185A (en) * | 2015-12-30 | 2016-04-13 | 崇夕山 | High-temperature-resistant rubber gasket for automobile shock absorbers |
| CN105482279A (en) * | 2016-01-01 | 2016-04-13 | 崇夕山 | Anti-aging rubber for ship fender |
| CN105968589A (en) * | 2016-05-30 | 2016-09-28 | 繁昌县菲德通讯材料设计有限公司 | Flame-retardant and waterproof coal mine cable material having excellent mechanical properties |
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Application publication date: 20170517 |