CN106496714A - A kind of rubber packing material and preparation method thereof - Google Patents
A kind of rubber packing material and preparation method thereof Download PDFInfo
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- CN106496714A CN106496714A CN201611054946.1A CN201611054946A CN106496714A CN 106496714 A CN106496714 A CN 106496714A CN 201611054946 A CN201611054946 A CN 201611054946A CN 106496714 A CN106496714 A CN 106496714A
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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
- C08L15/00—Compositions of rubber derivatives
- C08L15/005—Hydrogenated nitrile rubber
-
- 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
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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)
- Sealing Material Composition (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of rubber packing material and preparation method thereof, the rubber packing material is prepared from the following raw materials in parts by weight：30 50 parts of hydrogenated nitrile-butadiene rubber, 15 35 parts of butadiene-styrene rubber, 10 30 parts of carboxyl nitrsofluoro rubber rubber, 10 20 parts of polypropylene, 8 18 parts of allyl alcohol, 13 parts of barium hydroxide, 8 17 parts of microcrystalline cellulose, 8 15 parts of diacetyl peroxide, 6 14 parts of dioctyl adipate, 0.8 4.5 parts of glass fibre, 3 10 parts of organo montmorillonite, 5 15 parts of Nano sepiolite powder, 5 12 parts of aluminium phosphite, 26 parts of calcium ferrite, 37 parts of zinc oxide, 5 12 parts of white carbon, 13 parts of age resistor, 15 parts of vulcanizing agent.In the present invention, the wear resistance and bearing capacity of rubber packing material is strong, greatly prolongs its service life.
Description
Technical field
The invention belongs to technical field of rubber material, more particularly to a kind of rubber packing material and preparation method thereof.
Background technology
Sealing article is the important foundation element of all kinds of machineries, and almost all of industrial department all be unable to do without it.Sealing unit
The quality of part how, is directly connected to service life and the operating reliability of machine.If seal is with low quality, gently then bring
Loss and trouble, heavy then serious accident can be caused.Especially under the high environment of operating pressure, load that sealing ring is born compared with
Greatly, through being commonly encountered seal damaged condition in equipment running process, the seal replacement cycle is short, to the continuous production band of enterprise
The trouble that comes.Therefore, at present in the urgent need to bearing capacity is strong, wearability is good rubber packing material.
Content of the invention
It is an object of the invention to provide a kind of rubber packing material, which can effectively solve the problem that the skill being previously mentioned in background technology
Art problem.
For achieving the above object, the present invention provides following technical scheme：
A kind of rubber packing material is prepared from the following raw materials in parts by weight：Hydrogenated nitrile-butadiene rubber 30-50 parts, butadiene-styrene rubber
15-35 parts, carboxyl nitrsofluoro rubber rubber 10-30 parts, polypropylene 10-20 parts, allyl alcohol 8-18 parts, barium hydroxide 1-3 parts,
Microcrystalline cellulose 8-17 parts, diacetyl peroxide 8-15 parts, dioctyl adipate 6-14 parts, glass fibre 0.8-4.5 parts are organic
Montmorillonite 3-10 parts, Nano sepiolite powder 5-15 part, aluminium phosphite 5-12 parts, calcium ferrite 2-6 parts, zinc oxide 3-7 parts, white carbon
5-12 parts, age resistor 1-3 parts, vulcanizing agent 1-5 parts.
Preferably, described rubber packing material is prepared from the following raw materials in parts by weight：48 parts of hydrogenated nitrile-butadiene rubber, fourth
30 parts of benzene rubber, 16 parts of carboxyl nitrsofluoro rubber rubber, 12 parts of polypropylene, 15 parts of allyl alcohol, 2 parts of barium hydroxide, crystallite are fine
13 parts of dimension element, 12 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 2.5 parts of glass fibre, 6 parts of organo montmorillonite, nanometer sea
12 parts of afrodite powder, 8 parts of aluminium phosphite, 4 parts of calcium ferrite, 5 parts of zinc oxide, 9 parts of white carbon, 1.5 parts of age resistor, 2.3 parts of vulcanizing agent.
Preferably, described rubber packing material is prepared from the following raw materials in parts by weight：40 parts of hydrogenated nitrile-butadiene rubber, fourth
20 parts of benzene rubber, 20 parts of carboxyl nitrsofluoro rubber rubber, 14 parts of polypropylene, 13 parts of allyl alcohol, 1.6 parts of barium hydroxide, crystallite
10 parts of cellulose, 10 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 2.5 parts of glass fibre, 6 parts of organo montmorillonite, nanometer
8 parts of sepiolite powder, 6 parts of aluminium phosphite, 3 parts of calcium ferrite, 6 parts of zinc oxide, 10 parts of white carbon, 2 parts of age resistor, 2 parts of vulcanizing agent.
Preferably, described rubber packing material is prepared from the following raw materials in parts by weight：36 parts of hydrogenated nitrile-butadiene rubber, fourth
28 parts of benzene rubber, 25 parts of carboxyl nitrsofluoro rubber rubber, 12 parts of polypropylene, 16 parts of allyl alcohol, 3 parts of barium hydroxide, crystallite are fine
14 parts of dimension element, 11 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 3.5 parts of glass fibre, 7 parts of organo montmorillonite, nanometer sea
10 parts of afrodite powder, 9 parts of aluminium phosphite, 4 parts of calcium ferrite, 5 parts of zinc oxide, 8 parts of white carbon, 2.5 parts of age resistor, 4 parts of vulcanizing agent.
The preparation method of described rubber packing material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating
Diacetyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) barium hydroxide, microcrystalline cellulose, glass fibre, You Jimeng are added in the first mixed material in step (2)
De- soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, knead, compressing,
Obtain molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature
For 168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Compared with prior art, the invention has the beneficial effects as follows：
Rubber packing material in the present invention has good mechanical property, and its bearing capacity is strong, wearability is good, is conducive to
The service life of prolongation seal, and the maintenance cost of enterprise can be reduced, at utmost avoid because seal is damaged and indulge in
The operation of production equipment by mistake.
Specific embodiment
Technical scheme is described in detail with reference to embodiment, but protection domain is not limited thereto.
Embodiment one：
A kind of rubber packing material is prepared from the following raw materials in parts by weight：40 parts of hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber 23
Part, 18 parts of carboxyl nitrsofluoro rubber rubber, 15 parts of polypropylene, 11 parts of allyl alcohol, 1.6 parts of barium hydroxide, microcrystalline cellulose 10
Part, 14 parts of diacetyl peroxide, 12 parts of dioctyl adipate, 4 parts of glass fibre, 8 parts of organo montmorillonite, Nano sepiolite powder 13
Part, 10 parts of aluminium phosphite, 3.6 parts of calcium ferrite, 5 parts of zinc oxide, 9 parts of white carbon, 1.5 parts of age resistor, 5 parts of vulcanizing agent.
The preparation method of described rubber packing material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating
Diacetyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) barium hydroxide, microcrystalline cellulose, glass fibre, You Jimeng are added in the first mixed material in step (2)
De- soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, knead, compressing,
Obtain molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature
For 168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Embodiment two：
A kind of rubber packing material is prepared from the following raw materials in parts by weight：50 parts of hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber 20
Part, 23 parts of carboxyl nitrsofluoro rubber rubber, 13 parts of polypropylene, 16 parts of allyl alcohol, 1.5 parts of barium hydroxide, microcrystalline cellulose 16
Part, 13 parts of diacetyl peroxide, 13 parts of dioctyl adipate, 4.5 parts of glass fibre, 7 parts of organo montmorillonite, Nano sepiolite powder
7 parts, 9 parts of aluminium phosphite, 6 parts of calcium ferrite, 6 parts of zinc oxide, 10 parts of white carbon, 1.3 parts of age resistor, 2.5 parts of vulcanizing agent.
The preparation method of described rubber packing material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating
Diacetyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) barium hydroxide, microcrystalline cellulose, glass fibre, You Jimeng are added in the first mixed material in step (2)
De- soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, knead, compressing,
Obtain molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature
For 168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Embodiment three：
A kind of rubber packing material is prepared from the following raw materials in parts by weight：38 parts of hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber 26
Part, 17 parts of carboxyl nitrsofluoro rubber rubber, 17 parts of polypropylene, 14 parts of allyl alcohol, 1.8 parts of barium hydroxide, microcrystalline cellulose 15
Part, 15 parts of diacetyl peroxide, 11 parts of dioctyl adipate, 3.5 parts of glass fibre, 10 parts of organo montmorillonite, nanometer sepiolite
13 parts of powder, 9 parts of aluminium phosphite, 4.5 parts of calcium ferrite, 5 parts of zinc oxide, 8 parts of white carbon, 3 parts of age resistor, 3 parts of vulcanizing agent.
The preparation method of described rubber packing material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating
Diacetyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) barium hydroxide, microcrystalline cellulose, glass fibre, You Jimeng are added in the first mixed material in step (2)
De- soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, knead, compressing,
Obtain molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature
For 168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Example IV：
A kind of rubber packing material is prepared from the following raw materials in parts by weight：48 parts of hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber 30
Part, 16 parts of carboxyl nitrsofluoro rubber rubber, 12 parts of polypropylene, 15 parts of allyl alcohol, 2 parts of barium hydroxide, 13 parts of microcrystalline cellulose,
12 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 2.5 parts of glass fibre, 6 parts of organo montmorillonite, Nano sepiolite powder 12
Part, 8 parts of aluminium phosphite, 4 parts of calcium ferrite, 5 parts of zinc oxide, 9 parts of white carbon, 1.5 parts of age resistor, 2.3 parts of vulcanizing agent.
The preparation method of described rubber packing material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating
Diacetyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) barium hydroxide, microcrystalline cellulose, glass fibre, You Jimeng are added in the first mixed material in step (2)
De- soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, knead, compressing,
Obtain molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature
For 168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Embodiment five：
A kind of rubber packing material is prepared from the following raw materials in parts by weight：40 parts of hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber 20
Part, 20 parts of carboxyl nitrsofluoro rubber rubber, 14 parts of polypropylene, 13 parts of allyl alcohol, 1.6 parts of barium hydroxide, microcrystalline cellulose 10
Part, 10 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 2.5 parts of glass fibre, 6 parts of organo montmorillonite, Nano sepiolite powder 8
Part, 6 parts of aluminium phosphite, 3 parts of calcium ferrite, 6 parts of zinc oxide, 10 parts of white carbon, 2 parts of age resistor, 2 parts of vulcanizing agent.
The preparation method of described rubber packing material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating
Diacetyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) barium hydroxide, microcrystalline cellulose, glass fibre, You Jimeng are added in the first mixed material in step (2)
De- soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, knead, compressing,
Obtain molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature
For 168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Embodiment six：
A kind of rubber packing material is prepared from the following raw materials in parts by weight：36 parts of hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber 28
Part, 25 parts of carboxyl nitrsofluoro rubber rubber, 12 parts of polypropylene, 16 parts of allyl alcohol, 3 parts of barium hydroxide, 14 parts of microcrystalline cellulose,
11 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 3.5 parts of glass fibre, 7 parts of organo montmorillonite, Nano sepiolite powder 10
Part, 9 parts of aluminium phosphite, 4 parts of calcium ferrite, 5 parts of zinc oxide, 8 parts of white carbon, 2.5 parts of age resistor, 4 parts of vulcanizing agent.
The preparation method of described rubber packing material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating
Diacetyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) barium hydroxide, microcrystalline cellulose, glass fibre, You Jimeng are added in the first mixed material in step (2)
De- soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, knead, compressing,
Obtain molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature
For 168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Finally illustrate, above example is only unrestricted in order to technical scheme to be described, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of the technical program, which all should be covered in the present invention
Right in the middle of.
Claims (5)
1. a kind of rubber packing material, it is characterised in that be prepared from the following raw materials in parts by weight：Hydrogenated nitrile-butadiene rubber 30-50
Part, butadiene-styrene rubber 15-35 parts, carboxyl nitrsofluoro rubber rubber 10-30 parts, polypropylene 10-20 parts, allyl alcohol 8-18 parts, hydrogen
Barium monoxide 1-3 parts, microcrystalline cellulose 8-17 parts, diacetyl peroxide 8-15 parts, dioctyl adipate 6-14 parts, glass fibre
0.8-4.5 parts, organo montmorillonite 3-10 parts, Nano sepiolite powder 5-15 part, aluminium phosphite 5-12 parts, calcium ferrite 2-6 parts, oxidation
Zinc 3-7 parts, white carbon 5-12 parts, age resistor 1-3 parts, vulcanizing agent 1-5 parts.
2. rubber packing material according to claim 1, it is characterised in that be prepared from the following raw materials in parts by weight：Hydrogen
Change 48 parts of nitrile rubber, 30 parts of butadiene-styrene rubber, 16 parts of carboxyl nitrsofluoro rubber rubber, 12 parts of polypropylene, 15 parts of allyl alcohol, hydrogen
2 parts of barium monoxide, 13 parts of microcrystalline cellulose, 12 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 2.5 parts of glass fibre are organic
6 parts of montmorillonite, 12 parts of Nano sepiolite powder, 8 parts of aluminium phosphite, 4 parts of calcium ferrite, 5 parts of zinc oxide, 9 parts of white carbon, age resistor
1.5 parts, 2.3 parts of vulcanizing agent.
3. rubber packing material according to claim 1, it is characterised in that be prepared from the following raw materials in parts by weight：Hydrogen
Change 40 parts of nitrile rubber, 20 parts of butadiene-styrene rubber, 20 parts of carboxyl nitrsofluoro rubber rubber, 14 parts of polypropylene, 13 parts of allyl alcohol, hydrogen
1.6 parts of barium monoxide, 10 parts of microcrystalline cellulose, 10 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 2.5 parts of glass fibre have
6 parts of machine montmorillonite, 8 parts of Nano sepiolite powder, 6 parts of aluminium phosphite, 3 parts of calcium ferrite, 6 parts of zinc oxide, 10 parts of white carbon, age resistor
2 parts, 2 parts of vulcanizing agent.
4. rubber packing material according to claim 1, it is characterised in that be prepared from the following raw materials in parts by weight：Hydrogen
Change 36 parts of nitrile rubber, 28 parts of butadiene-styrene rubber, 25 parts of carboxyl nitrsofluoro rubber rubber, 12 parts of polypropylene, 16 parts of allyl alcohol, hydrogen
3 parts of barium monoxide, 14 parts of microcrystalline cellulose, 11 parts of diacetyl peroxide, 9 parts of dioctyl adipate, 3.5 parts of glass fibre are organic
7 parts of montmorillonite, 10 parts of Nano sepiolite powder, 9 parts of aluminium phosphite, 4 parts of calcium ferrite, 5 parts of zinc oxide, 8 parts of white carbon, age resistor
2.5 parts, 4 parts of vulcanizing agent.
5. the preparation method of the rubber packing material according to any one of claim 1-4, it is characterised in that including following
Step：
(1) each raw material components are weighed according to ratio of weight and number；
(2) by hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, carboxyl nitrsofluoro rubber rubber, polypropylene, allyl alcohol, peroxidating diethyl
Acyl and dioctyl adipate add kneading machine, knead 6-10 minutes, obtain the first mixed material at 118-127 DEG C；
(3) in the first mixed material in step (2), barium hydroxide, microcrystalline cellulose, glass fibre, organic illiteracy is added to take off
Soil, Nano sepiolite powder, aluminium phosphite, calcium ferrite, zinc oxide, white carbon, age resistor and vulcanizing agent, mixing, compressing, obtain
Arrive molded rubber material；
(4) the molded rubber material in step (3) is added in the mould in vulcanizing equipment, carries out vulcanizing treatment, temperature is
168-175 DEG C, cure time is 16-22 minutes, and sulfide stress is 8-10Mpa；
(5) deburring, obtains the rubber packing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611054946.1A CN106496714A (en) | 2016-11-25 | 2016-11-25 | A kind of rubber packing material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611054946.1A CN106496714A (en) | 2016-11-25 | 2016-11-25 | A kind of rubber packing material and preparation method thereof |
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| CN106496714A true CN106496714A (en) | 2017-03-15 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103012892A (en) * | 2012-11-25 | 2013-04-03 | 安徽六方重联机械股份有限公司 | Automobile framework oil seal rubber and preparation method thereof |
| CN104804244A (en) * | 2015-04-21 | 2015-07-29 | 青岛承天伟业机械制造有限公司 | Automobile noise-reduction rubber |
| CN104817800A (en) * | 2015-04-30 | 2015-08-05 | 柳州玲通科技有限责任公司 | Rubber sealing materials |
| CN105218910A (en) * | 2015-10-28 | 2016-01-06 | 无锡贺邦金属制品有限公司 | A kind of high-pressure resistant sealing material |
-
2016
- 2016-11-25 CN CN201611054946.1A patent/CN106496714A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103012892A (en) * | 2012-11-25 | 2013-04-03 | 安徽六方重联机械股份有限公司 | Automobile framework oil seal rubber and preparation method thereof |
| CN104804244A (en) * | 2015-04-21 | 2015-07-29 | 青岛承天伟业机械制造有限公司 | Automobile noise-reduction rubber |
| CN104817800A (en) * | 2015-04-30 | 2015-08-05 | 柳州玲通科技有限责任公司 | Rubber sealing materials |
| CN105218910A (en) * | 2015-10-28 | 2016-01-06 | 无锡贺邦金属制品有限公司 | A kind of high-pressure resistant sealing material |
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Application publication date: 20170315 |