CN107474404A - A kind of sealing-plug elastomeric material - Google Patents
A kind of sealing-plug elastomeric material Download PDFInfo
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- CN107474404A CN107474404A CN201710927097.4A CN201710927097A CN107474404A CN 107474404 A CN107474404 A CN 107474404A CN 201710927097 A CN201710927097 A CN 201710927097A CN 107474404 A CN107474404 A CN 107474404A
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- parts
- sealing
- plug
- elastomeric material
- microwax
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
-
- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of sealing-plug elastomeric material, the sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：40 80 parts of fluorubber, 60 90 parts of ethylene propylene diene rubber, 7 14 parts of PETO, 8 18 parts of polyolefin elastomer, 5 12 parts of perfluorooctyl ethylene, 39 parts of terpene resin, 3 12 parts of silica, 15 parts of APES, 38 parts of microwax, 26 parts of zinc oxide, 5 10 parts of calcium silicates, 16 parts of sulphur, 4 10 parts of polypropylene glycol diglycidyl ether, 5 12 parts of sodium alginate, 15 parts of BPP, 39 parts of paraffin oil.The sealing-plug elastomeric material has the advantages that oil resistivity is good, anti-aging strong, substantially increases the sealing property of sealing-plug.
Description
Technical field
The invention belongs to technical field of rubber material, more particularly to a kind of sealing strip elastomeric material.
Background technology
Rubber possesses many excellent property such as good high-low temperature resistant, resistance to ozone, weatherability, insulating properties and production inertia
Can, thus rubber is usually as the raw material of sealing-plug.It is well known that hospital, pharmaceuticals can all store substantial amounts of bottled medicine
Bottle, because some liquid or solid medicines all have volatility, thus usually require to store medicine bottle sealing again using sealing-plug.
However, the resistance to ag(e)ing of existing sealing-plug and acid and alkali resistance are poor, thus largely effect on the service life of sealing-plug and close
Seal effect.
The content of the invention
It is an object of the invention to provide a kind of sealing-plug elastomeric material, it can effectively solve the problem that what is be previously mentioned in background technology
Technical problem.
To achieve the above object, the present invention provides following technical scheme：
A kind of sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：Fluorubber 40-80 parts, ethylene propylene diene rubber
60-90 parts, PETO 7-14 parts, polyolefin elastomer 8-18 parts, perfluorooctyl ethylene 5-12 parts, terpene resin 3-
9 parts, silica 3-12 parts, APES 1-5 parts, microwax 3-8 parts, zinc oxide 2-6 parts, calcium silicates 5-10
Part, sulphur 1-6 parts, polypropylene glycol diglycidyl ether 4-10 parts, sodium alginate 5-12 parts, BPP 1-5 parts,
Paraffin oil 3-9 parts.
Preferably, described sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：68 parts of fluorubber, ternary second
Third 80 parts of rubber, 11 parts of PETO, 13 parts of polyolefin elastomer, 6 parts of perfluorooctyl ethylene, 6 parts of terpene resin, two
8 parts of silica, 2.5 parts of APES, 5 parts of microwax, 3 parts of zinc oxide, 7 parts of calcium silicates, 4 parts of sulphur, poly- the third two
8 parts of alcohol diglycidyl ether, 10 parts of sodium alginate, 2 parts of BPP, 6 parts of paraffin oil.
Preferably, described sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：60 parts of fluorubber, ternary second
Third 80 parts of rubber, 8 parts of PETO, 14 parts of polyolefin elastomer, 9 parts of perfluorooctyl ethylene, 5 parts of terpene resin, two
6 parts of silica, 3 parts of APES, 4 parts of microwax, 5 parts of zinc oxide, 7 parts of calcium silicates, 2.5 parts of sulphur, poly- the third two
9 parts of alcohol diglycidyl ether, 12 parts of sodium alginate, 5 parts of BPP, 6 parts of paraffin oil.
Preferably, described sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：48 parts of fluorubber, ternary second
Third 76 parts of rubber, 7 parts of PETO, 1 part of polyolefin elastomer, 10 parts of perfluorooctyl ethylene, 5 parts of terpene resin, two
7 parts of silica, 2.5 parts of APES, 4 parts of microwax, 4 parts of zinc oxide, 7 parts of calcium silicates, 2.8 parts of sulphur, poly- third
8 parts of Hexanediol diglycidyl ether, 10 parts of sodium alginate, 2.5 parts of BPP, 4 parts of paraffin oil.
Preferably, described sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：80 parts of fluorubber, ternary second
Third 80 parts of rubber, 9 parts of PETO, 13 parts of polyolefin elastomer, 9 parts of perfluorooctyl ethylene, 9 parts of terpene resin, two
6 parts of silica, 3 parts of APES, 4 parts of microwax, 2 parts of zinc oxide, 6 parts of calcium silicates, 6 parts of sulphur, polypropylene glycol
7 parts of diglycidyl ether, 7 parts of sodium alginate, 2 parts of BPP, 7 parts of paraffin oil.
The preparation method of described sealing-plug elastomeric material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) fluorubber, ethylene propylene diene rubber and polyolefin elastomer are put into kneader, are kneaded at 68-75 DEG C
45-50min, then add PETO, perfluorooctyl ethylene, terpene resin, APES, poly- the third two
Alcohol diglycidyl ether, sodium alginate and BPP, continue to be kneaded 20-25min, obtain the first batch mixing；
(3) silica, microwax, zinc oxide, calcium silicates and paraffin oil are added into the first batch mixing of kneader,
Banburying 62-65min at a temperature of 65-72 DEG C, then heats to 112-116 DEG C, continues to be kneaded 20-26min, it is mixed to obtain second
Material；
(4) the second batch mixing is placed in mill, adds the raw materials such as sulphur, vulcanized at a temperature of 130-136 DEG C
Handle, mill is uniform to section after 30-35min, cools the temperature to 55-60 DEG C of progress dumping, that is, obtains the sealing-plug rubber material
Material.
Compared with prior art, the beneficial effects of the invention are as follows：
Sealing-plug elastomeric material in the present invention has been especially added with perfluorooctyl ethylene, terpene on the basis of traditional raw material
Olefine resin, APES, microwax, calcium silicates, sodium alginate, BPP and paraffin oil, make it
Have the advantages that oil resistivity is good, anti-aging strong, substantially increase the sealing property of sealing-plug, extend sealing-plug uses the longevity
Life.
Embodiment
Technical scheme is described in detail with reference to embodiment, but protection domain is not limited thereto.
Embodiment one：
A kind of sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：65 parts of fluorubber, ethylene propylene diene rubber 80
Part, 8 parts of PETO, 13 parts of polyolefin elastomer, 9 parts of perfluorooctyl ethylene, 6 parts of terpene resin, silica 5
Part, 3 parts of APES, 4 parts of microwax, 4 parts of zinc oxide, 6 parts of calcium silicates, 3.5 parts of sulphur, polypropylene glycol two shrinks
5 parts of glycerin ether, 7 parts of sodium alginate, 2 parts of BPP, 6 parts of paraffin oil.
The preparation method of described sealing-plug elastomeric material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) fluorubber, ethylene propylene diene rubber and polyolefin elastomer are put into kneader, are kneaded at 68-75 DEG C
45-50min, then add PETO, perfluorooctyl ethylene, terpene resin, APES, poly- the third two
Alcohol diglycidyl ether, sodium alginate and BPP, continue to be kneaded 20-25min, obtain the first batch mixing；
(3) silica, microwax, zinc oxide, calcium silicates and paraffin oil are added into the first batch mixing of kneader,
Banburying 62-65min at a temperature of 65-72 DEG C, then heats to 112-116 DEG C, continues to be kneaded 20-26min, it is mixed to obtain second
Material；
(4) the second batch mixing is placed in mill, adds the raw materials such as sulphur, vulcanized at a temperature of 130-136 DEG C
Handle, mill is uniform to section after 30-35min, cools the temperature to 55-60 DEG C of progress dumping, that is, obtains the sealing-plug rubber material
Material.
Embodiment two：
A kind of sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：80 parts of fluorubber, ethylene propylene diene rubber 80
Part, 10 parts of PETO, 9 parts of polyolefin elastomer, 6 parts of perfluorooctyl ethylene, 7 parts of terpene resin, silica 8
Part, 2 parts of APES, 4 parts of microwax, 3 parts of zinc oxide, 8 parts of calcium silicates, 3 parts of sulphur, polypropylene glycol two shrinks sweet
Oily 6 parts of ether, 6 parts of sodium alginate, 5 parts of BPP, 5 parts of paraffin oil.
The preparation method of described sealing-plug elastomeric material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) fluorubber, ethylene propylene diene rubber and polyolefin elastomer are put into kneader, are kneaded at 68-75 DEG C
45-50min, then add PETO, perfluorooctyl ethylene, terpene resin, APES, poly- the third two
Alcohol diglycidyl ether, sodium alginate and BPP, continue to be kneaded 20-25min, obtain the first batch mixing；
(3) silica, microwax, zinc oxide, calcium silicates and paraffin oil are added into the first batch mixing of kneader,
Banburying 62-65min at a temperature of 65-72 DEG C, then heats to 112-116 DEG C, continues to be kneaded 20-26min, it is mixed to obtain second
Material；
(4) the second batch mixing is placed in mill, adds the raw materials such as sulphur, vulcanized at a temperature of 130-136 DEG C
Handle, mill is uniform to section after 30-35min, cools the temperature to 55-60 DEG C of progress dumping, that is, obtains the sealing-plug rubber material
Material.
Embodiment three：
A kind of sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：60 parts of fluorubber, ethylene propylene diene rubber 80
Part, 8 parts of PETO, 14 parts of polyolefin elastomer, 9 parts of perfluorooctyl ethylene, 5 parts of terpene resin, silica 6
Part, 3 parts of APES, 4 parts of microwax, 5 parts of zinc oxide, 7 parts of calcium silicates, 2.5 parts of sulphur, polypropylene glycol two shrinks
9 parts of glycerin ether, 12 parts of sodium alginate, 5 parts of BPP, 6 parts of paraffin oil.
The preparation method of described sealing-plug elastomeric material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) fluorubber, ethylene propylene diene rubber and polyolefin elastomer are put into kneader, are kneaded at 68-75 DEG C
45-50min, then add PETO, perfluorooctyl ethylene, terpene resin, APES, poly- the third two
Alcohol diglycidyl ether, sodium alginate and BPP, continue to be kneaded 20-25min, obtain the first batch mixing；
(3) silica, microwax, zinc oxide, calcium silicates and paraffin oil are added into the first batch mixing of kneader,
Banburying 62-65min at a temperature of 65-72 DEG C, then heats to 112-116 DEG C, continues to be kneaded 20-26min, it is mixed to obtain second
Material；
(4) the second batch mixing is placed in mill, adds the raw materials such as sulphur, vulcanized at a temperature of 130-136 DEG C
Handle, mill is uniform to section after 30-35min, cools the temperature to 55-60 DEG C of progress dumping, that is, obtains the sealing-plug rubber material
Material.
Example IV：
A kind of sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：48 parts of fluorubber, ethylene propylene diene rubber 76
Part, 7 parts of PETO, 1 part of polyolefin elastomer, 10 parts of perfluorooctyl ethylene, 5 parts of terpene resin, silica 7
Part, 2.5 parts of APES, 4 parts of microwax, 4 parts of zinc oxide, 7 parts of calcium silicates, 2.8 parts of sulphur, polypropylene glycol two contracts
8 parts of water glycerin ether, 10 parts of sodium alginate, 2.5 parts of BPP, 4 parts of paraffin oil.
The preparation method of described sealing-plug elastomeric material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) fluorubber, ethylene propylene diene rubber and polyolefin elastomer are put into kneader, are kneaded at 68-75 DEG C
45-50min, then add PETO, perfluorooctyl ethylene, terpene resin, APES, poly- the third two
Alcohol diglycidyl ether, sodium alginate and BPP, continue to be kneaded 20-25min, obtain the first batch mixing；
(3) silica, microwax, zinc oxide, calcium silicates and paraffin oil are added into the first batch mixing of kneader,
Banburying 62-65min at a temperature of 65-72 DEG C, then heats to 112-116 DEG C, continues to be kneaded 20-26min, it is mixed to obtain second
Material；
(4) the second batch mixing is placed in mill, adds the raw materials such as sulphur, vulcanized at a temperature of 130-136 DEG C
Handle, mill is uniform to section after 30-35min, cools the temperature to 55-60 DEG C of progress dumping, that is, obtains the sealing-plug rubber material
Material.
Embodiment five：
A kind of sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：80 parts of fluorubber, ethylene propylene diene rubber 80
Part, 9 parts of PETO, 13 parts of polyolefin elastomer, 9 parts of perfluorooctyl ethylene, 9 parts of terpene resin, silica 6
Part, 3 parts of APES, 4 parts of microwax, 2 parts of zinc oxide, 6 parts of calcium silicates, 6 parts of sulphur, polypropylene glycol two shrinks sweet
Oily 7 parts of ether, 7 parts of sodium alginate, 2 parts of BPP, 7 parts of paraffin oil.
The preparation method of described sealing-plug elastomeric material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) fluorubber, ethylene propylene diene rubber and polyolefin elastomer are put into kneader, are kneaded at 68-75 DEG C
45-50min, then add PETO, perfluorooctyl ethylene, terpene resin, APES, poly- the third two
Alcohol diglycidyl ether, sodium alginate and BPP, continue to be kneaded 20-25min, obtain the first batch mixing；
(3) silica, microwax, zinc oxide, calcium silicates and paraffin oil are added into the first batch mixing of kneader,
Banburying 62-65min at a temperature of 65-72 DEG C, then heats to 112-116 DEG C, continues to be kneaded 20-26min, it is mixed to obtain second
Material；
(4) the second batch mixing is placed in mill, adds the raw materials such as sulphur, vulcanized at a temperature of 130-136 DEG C
Handle, mill is uniform to section after 30-35min, cools the temperature to 55-60 DEG C of progress dumping, that is, obtains the sealing-plug rubber material
Material.
Embodiment six：
A kind of sealing-plug elastomeric material is prepared from the following raw materials in parts by weight：68 parts of fluorubber, ethylene propylene diene rubber 80
Part, 11 parts of PETO, 13 parts of polyolefin elastomer, 6 parts of perfluorooctyl ethylene, 6 parts of terpene resin, silica 8
Part, 2.5 parts of APES, 5 parts of microwax, 3 parts of zinc oxide, 7 parts of calcium silicates, 4 parts of sulphur, polypropylene glycol two shrinks
8 parts of glycerin ether, 10 parts of sodium alginate, 2 parts of BPP, 6 parts of paraffin oil.
The preparation method of described sealing-plug elastomeric material, comprises the following steps：
(1) each raw material components are weighed according to ratio of weight and number；
(2) fluorubber, ethylene propylene diene rubber and polyolefin elastomer are put into kneader, are kneaded at 68-75 DEG C
45-50min, then add PETO, perfluorooctyl ethylene, terpene resin, APES, poly- the third two
Alcohol diglycidyl ether, sodium alginate and BPP, continue to be kneaded 20-25min, obtain the first batch mixing；
(3) silica, microwax, zinc oxide, calcium silicates and paraffin oil are added into the first batch mixing of kneader,
Banburying 62-65min at a temperature of 65-72 DEG C, then heats to 112-116 DEG C, continues to be kneaded 20-26min, it is mixed to obtain second
Material；
(4) the second batch mixing is placed in mill, adds the raw materials such as sulphur, vulcanized at a temperature of 130-136 DEG C
Handle, mill is uniform to section after 30-35min, cools the temperature to 55-60 DEG C of progress dumping, that is, obtains the sealing-plug rubber material
Material.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, 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 substitution, and without departing from the objective and scope of the technical program, it all should cover in the present invention
Right among.
Claims (5)
1. a kind of sealing-plug elastomeric material, it is characterised in that be prepared from the following raw materials in parts by weight：Fluorubber 40-80 parts, three
First EP rubbers 60-90 parts, PETO 7-14 parts, polyolefin elastomer 8-18 parts, perfluorooctyl ethylene 5-12 parts,
Terpene resin 3-9 parts, silica 3-12 parts, APES 1-5 parts, microwax 3-8 parts, zinc oxide 2-6 parts, silicon
Sour calcium 5-10 parts, sulphur 1-6 parts, polypropylene glycol diglycidyl ether 4-10 parts, sodium alginate 5-12 parts, benzyl triphenyl phosphonium chloride
Phosphorus 1-5 parts, paraffin oil 3-9 parts.
2. sealing-plug elastomeric material according to claim 1, it is characterised in that be prepared from the following raw materials in parts by weight：
68 parts of fluorubber, 80 parts of ethylene propylene diene rubber, 11 parts of PETO, 13 parts of polyolefin elastomer, perfluorooctyl ethylene 6
Part, 6 parts of terpene resin, 8 parts of silica, 2.5 parts of APES, 5 parts of microwax, 3 parts of zinc oxide, calcium silicates 7
Part, 4 parts of sulphur, 8 parts of polypropylene glycol diglycidyl ether, 10 parts of sodium alginate, 2 parts of BPP, paraffin oil 6
Part.
3. sealing-plug elastomeric material according to claim 1, it is characterised in that be prepared from the following raw materials in parts by weight：
60 parts of fluorubber, 80 parts of ethylene propylene diene rubber, 8 parts of PETO, 14 parts of polyolefin elastomer, perfluorooctyl ethylene 9
Part, 5 parts of terpene resin, 6 parts of silica, 3 parts of APES, 4 parts of microwax, 5 parts of zinc oxide, 7 parts of calcium silicates,
2.5 parts of sulphur, 9 parts of polypropylene glycol diglycidyl ether, 12 parts of sodium alginate, 5 parts of BPP, 6 parts of paraffin oil.
4. sealing-plug elastomeric material according to claim 1, it is characterised in that be prepared from the following raw materials in parts by weight：
48 parts of fluorubber, 76 parts of ethylene propylene diene rubber, 7 parts of PETO, 1 part of polyolefin elastomer, perfluorooctyl ethylene 10
Part, 5 parts of terpene resin, 7 parts of silica, 2.5 parts of APES, 4 parts of microwax, 4 parts of zinc oxide, calcium silicates 7
Part, 2.8 parts of sulphur, 8 parts of polypropylene glycol diglycidyl ether, 10 parts of sodium alginate, 2.5 parts of BPP, paraffin
4 parts of oil.
5. sealing-plug elastomeric material according to claim 1, it is characterised in that be prepared from the following raw materials in parts by weight：
80 parts of fluorubber, 80 parts of ethylene propylene diene rubber, 9 parts of PETO, 13 parts of polyolefin elastomer, perfluorooctyl ethylene 9
Part, 9 parts of terpene resin, 6 parts of silica, 3 parts of APES, 4 parts of microwax, 2 parts of zinc oxide, 6 parts of calcium silicates,
6 parts of sulphur, 7 parts of polypropylene glycol diglycidyl ether, 7 parts of sodium alginate, 2 parts of BPP, 7 parts of paraffin oil.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710927097.4A CN107474404A (en) | 2017-09-28 | 2017-09-28 | A kind of sealing-plug elastomeric material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710927097.4A CN107474404A (en) | 2017-09-28 | 2017-09-28 | A kind of sealing-plug elastomeric material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107868300A (en) * | 2017-12-27 | 2018-04-03 | 安徽微威环保科技有限公司 | A kind of high-strength weather-proof nitrile rubber |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408846A (en) * | 2013-07-30 | 2013-11-27 | 袁同恩 | Medical rubber plug composition |
| CN103739891A (en) * | 2013-12-10 | 2014-04-23 | 马楠 | Medical medicine bottle port rubber plug material |
-
2017
- 2017-09-28 CN CN201710927097.4A patent/CN107474404A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408846A (en) * | 2013-07-30 | 2013-11-27 | 袁同恩 | Medical rubber plug composition |
| CN103739891A (en) * | 2013-12-10 | 2014-04-23 | 马楠 | Medical medicine bottle port rubber plug material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107868300A (en) * | 2017-12-27 | 2018-04-03 | 安徽微威环保科技有限公司 | A kind of high-strength weather-proof nitrile rubber |
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