CN108841091A - One kind heat-resistant high-strength rubber material and its manufacturing process made of blend - Google Patents
One kind heat-resistant high-strength rubber material and its manufacturing process made of blend Download PDFInfo
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- CN108841091A CN108841091A CN201810817561.9A CN201810817561A CN108841091A CN 108841091 A CN108841091 A CN 108841091A CN 201810817561 A CN201810817561 A CN 201810817561A CN 108841091 A CN108841091 A CN 108841091A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
- C08J3/246—Intercrosslinking of at least two polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/16—Ethene-propene or ethene-propene-diene copolymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
- C08J2471/02—Polyalkylene oxides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
- C08J2491/06—Waxes
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
- C08K5/18—Amines; Quaternary ammonium compounds with aromatically bound amino groups
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- Health & Medical Sciences (AREA)
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Abstract
One kind heat-resistant high-strength rubber material made of blend, the group of blend by weight are grouped into：Ethylene propylene diene rubber, zinc oxide, stearic acid, N- isopropyl-N'- diphenyl-para-phenylene diamine, 2,2,4- trimethyl -1,2- dihyaroquinoline condensate, microwax, fast extrude in carbon black, calcium carbonate, polyethylene glycol, paraffin oil, cumyl peroxide, sulphur, Triallyl isocyanurate, tetramethylthiuram disulfide part, 2,2'- dithio-bis-benzothiazole；Blend, which is put into, can be made rubber in open mill.The present invention is matched using improved peroxide and sulfur cross-linking using a kind of novel vulcanizing system, not only can satisfy higher rubber material mechanical performance, but also meet the higher heat aging property of material.
Description
Technical field
The present invention relates to a kind of rubber material and its manufacturing process, and in particular to a kind of heat resistance and intensity can be substantially
The rubber material and its manufacturing process of raising.
Background technique
General ethylene propylene diene monomer (EPDM) material heat resistance and rubber manufacturing machinery performance are difficult to meet higher requirement simultaneously,
Often problem appear to is that, when needing ethylene propylene diene rubber rubber compound heat aging property higher, individually use peroxide sulphur
Change system can satisfy the heat resistance of its sizing material, and still, the mechanical performance of material especially tensile strength seriously reduces, and cause
The tensile strength and elongation at break of material are not able to satisfy technical requirements；And if being drawn to meet ethylene propylene diene rubber rubber compound
Stretch intensity it is higher when, generally use sulfur cross-linking system, the tensile strength of mechanical strength especially material is available larger
Raising, still, the heat aging property of rubber material is again obvious insufficient, is not able to satisfy higher heat aging property.
Summary of the invention
The technical problem to be solved by the present invention is to：How to allow the heat resistance of rubber material and tensile strength that can obtain simultaneously
It is obviously improved.
Needle is with the above problem, technical solution proposed by the present invention：One kind heat-resistant high-strength rubber made of blend
Material, the group of blend by weight are grouped into：90-100 parts of ethylene propylene diene rubber, 4.5-6 parts of zinc oxide, stearic acid 0.8-
1.3 parts, 0.9-1.2 parts of-N'- diphenyl-para-phenylene diamine of N- isopropyl, 2,2,4- trimethyl -1,2- dihyaroquinoline condensate 0.8-
1.1 parts, 0.85-1.2 parts of microwax, 50-75 parts of fast extrude in carbon black, 20-35 parts of calcium carbonate, 0.9-1.3 parts of polyethylene glycol, paraffin
It is 15-30 parts oily, 1.6-2.6 parts of cumyl peroxide, 0.7-1.5 parts of sulphur, 1-1.5 parts of Triallyl isocyanurate, two
Tetra methylthiuram 0.35-0.6 parts of vulcanization, 2,0.75-1 parts of 2'- dithio-bis-benzothiazole；Blend is put into open mill
Rubber is made.
Further, the group of blend by weight is grouped into：90-95 parts of ethylene propylene diene rubber, zinc oxide 4.5-5
Part, 0.8-1 parts of stearic acid, 1-1.2 parts of-N'- diphenyl-para-phenylene diamine of N- isopropyl, 2,2,4- trimethyl -1,2- dihyaroquinolines
0.85-1 parts of condensate, 0.9-1 parts of microwax, 55-70 parts of fast extrude in carbon black, 25-30 parts of calcium carbonate, 1-1.2 parts of polyethylene glycol,
18-25 parts of paraffin oil, 2-2.5 parts of cumyl peroxide, 0.9-1.2 parts of sulphur, 1-1.2 parts of Triallyl isocyanurate,
0.5-0.6 parts of tetramethylthiuram disulfide, 2,0.75-0.9 parts of 2'- dithio-bis-benzothiazole.
Further, the group of blend by weight is grouped into：It is 100 parts of ethylene propylene diene rubber, 5 parts of zinc oxide, stearic
1 part of acid, 0.9-1.2 parts of-N'- diphenyl-para-phenylene diamine of N- isopropyl, 2,2,4- trimethyl -1,2- dihyaroquinoline condensate 0.8-
1.1 parts, 1-1.2 parts of microwax, 60-70 parts of fast extrude in carbon black, 30 parts of calcium carbonate, 0.9-1 parts of polyethylene glycol, paraffin oil 15-20
Part, 1.6-2 parts of cumyl peroxide, 0.7-1.2 parts of sulphur, 1-1.2 parts of Triallyl isocyanurate, tetramethyl
0.5-0.6 parts of thiuram, 2,0.8-0.9 parts of 2'- dithio-bis-benzothiazole.
Further, the model 6950 that ethylene propylene diene rubber uses, the model LSB20 that microwax uses are fast to extrude
The model N550 of carbon black.
A kind of manufacturing process of heat-resistant high-strength rubber material, rubber are kneaded in open mill by blend and are made, production
Step is：It is first put into raw rubber, places into promotor, reinforcing agent, anti-aging agent, activating agent and plasticizer, is then placed in vulcanizing agent, then
Successively carry out thin logical, bottom sheet.
Further, raw rubber is ethylene propylene diene rubber；Vulcanizing agent is cumyl peroxide and sulphur；Promotor includes three
Allyl iso cyanurate, tetramethylthiuram disulfide and 2,2'- dithio-bis-benzothiazole；Reinforcing agent is fast extrude in carbon black
And calcium carbonate, anti-aging agent include N- isopropyl-N'- diphenyl-para-phenylene diamine, 2,2,4- trimethyl -1,2- dihyaroquinoline condensates
And microwax；Activating agent is zinc oxide and stearic acid；Plasticizer is paraffin oil.
Further, melting temperature is 40 DEG C -50 DEG C, and mixing time is 27-35 minutes.
It is an advantage of the invention that：The present invention is using a kind of novel vulcanizing system, using improved peroxide and sulphur
Vulcanization proportion, not only can satisfy higher rubber material mechanical performance, but also meet the higher heat aging property of material.
Specific embodiment
The description of a step is done to the present invention below with reference to embodiment：
Embodiment one
The preparation of rubber is to put blend in open mill into be kneaded, wherein the blend in the present embodiment is by weight
Group be grouped into：90-95 parts of ethylene propylene diene rubber, 4.5-5 parts of zinc oxide, 0.8-1 parts of stearic acid, N- isopropyl-N'- phenyl
1-1.2 parts of p-phenylenediamine, 2,2,4- 0.85-1 parts of trimethyl -1,2- dihyaroquinoline condensates are 0.9-1 parts of microwax, fast to press
Carbon black 55-70 parts out, 25-30 parts of calcium carbonate, 1-1.2 parts of polyethylene glycol, 18-25 parts of paraffin oil, cumyl peroxide 2-2.5
Part, 0.9-1.2 parts of sulphur, 1-1.2 parts of Triallyl isocyanurate, 0.5-0.6 parts of tetramethylthiuram disulfide, 2,2'-
0.75-0.9 parts of dithio-bis-benzothiazole.
Wherein, the preferred model 6950 of ethylene propylene diene rubber, the preferred model LSB20 of microwax, fast extrude in carbon black
Preferred model N550.Its making step is：First be put into raw rubber, place into promotor, reinforcing agent, anti-aging agent, activating agent and
Plasticizer is then placed in vulcanizing agent, then successively carries out thin logical, bottom sheet.Wherein, raw rubber is ethylene propylene diene rubber；Vulcanizing agent was
Aoxidize diisopropylbenzene (DIPB) and sulphur；Promotor includes bis- sulphur of Triallyl isocyanurate, tetramethylthiuram disulfide and 2,2'-
For bisbenzothiazole；Reinforcing agent is fast extrude in carbon black and calcium carbonate, and anti-aging agent includes N- isopropyl-N'- diphenyl-para-phenylene diamine, 2,
2,4- trimethyl -1,2- dihyaroquinoline condensate and microwax；Activating agent is zinc oxide and stearic acid；Plasticizer is paraffin
Oil.The temperature of mixing is preferably 40 DEG C -50 DEG C, and the time of mixing is preferably 27-35 minutes.
The present embodiment vulcanizes ethylene propylene diene rubber using two kinds of Elastomers with Different Curing Systems, to generate two kinds of main vulcanizations
Key type, what peroxide cure generated is carbon-carbon bond, and bond energy is higher, so the heat resistance of sizing material is just shown preferably
Performance, while and used sulfur cross-linking system, generation is polysulfide bond, the bond energy of polysulfide bond is high but its flexibility compared with
It is good, it can provide material higher tensile strength, to reach preferable mechanical performance.And use special ethylene propylene diene rubber
Cooperation has reached preferable heat-resisting and higher rubber manufacturing machinery performance.
Embodiment two
The difference is that, the group of blend by weight in the present embodiment is grouped into embodiment one：EPDM
100 parts of rubber, 5 parts of zinc oxide, 1 part of stearic acid, 0.9-1.2 parts of-N'- diphenyl-para-phenylene diamine of N- isopropyl, 2,2,4- trimethyls-
1,2- 0.8-1.1 parts of dihyaroquinoline condensate, 1-1.2 parts of microwax, 60-70 parts of fast extrude in carbon black, 30 parts of calcium carbonate, poly- second
0.9-1 parts of glycol, 15-20 parts of paraffin oil, 1.6-2 parts of cumyl peroxide, 0.7-1.2 parts of sulphur, triallyl isocyanide urea
1-1.2 parts of acid esters, 0.5-0.6 parts of tetramethylthiuram disulfide, 2,0.8-0.9 parts of 2'- dithio-bis-benzothiazole.
Physical mechanical property of the invention looks at following table：
It will be apparent that without departing from the principles of the present invention, several improvement or modification made are regarded as the present invention
Protection scope.
Claims (7)
1. a kind of heat-resistant high-strength rubber material made of blend, which is characterized in that the group grouping of blend by weight
Become：90-100 parts of ethylene propylene diene rubber, 4.5-6 parts of zinc oxide, 0.8-1.3 parts of stearic acid, N- isopropyl-N'- phenyl is to benzene
0.9-1.2 parts of diamines, 2,2,4- 0.8-1.1 parts of trimethyl -1,2- dihyaroquinoline condensates, 0.85-1.2 parts of microwax, fastly
Carbon black 50-75 parts of extrusion, 20-35 parts of calcium carbonate, 0.9-1.3 parts of polyethylene glycol, 15-30 parts of paraffin oil, cumyl peroxide
1.6-2.6 parts, 0.7-1.5 parts of sulphur, 1-1.5 parts of Triallyl isocyanurate, tetramethylthiuram disulfide 0.35-0.6
Part, 2,0.75-1 parts of 2'- dithio-bis-benzothiazole；Blend is put into, rubber is made in open mill.
2. one kind heat-resistant high-strength rubber material made of blend according to claim 1, which is characterized in that be blended
The group of object by weight is grouped into：90-95 parts of ethylene propylene diene rubber, 4.5-5 parts of zinc oxide, 0.8-1 parts of stearic acid, N- isopropyl
1-1.2 parts of base-N'- diphenyl-para-phenylene diamine, 2,2,4- 0.85-1 parts of trimethyl -1,2- dihyaroquinoline condensates, microwax
0.9-1 parts, 55-70 parts of fast extrude in carbon black, 25-30 parts of calcium carbonate, 1-1.2 parts of polyethylene glycol, 18-25 parts of paraffin oil, peroxidating
2-2.5 parts of diisopropylbenzene (DIPB), 0.9-1.2 parts of sulphur, 1-1.2 parts of Triallyl isocyanurate, tetramethylthiuram disulfide
0.5-0.6 parts, 2,0.75-0.9 parts of 2'- dithio-bis-benzothiazole.
3. one kind heat-resistant high-strength rubber material made of blend according to claim 1, which is characterized in that be blended
The group of object by weight is grouped into：100 parts of ethylene propylene diene rubber, 5 parts of zinc oxide, 1 part of stearic acid, N- isopropyl-N'- phenyl
0.9-1.2 parts of p-phenylenediamine, 2,2,4- 0.8-1.1 parts of trimethyl -1,2- dihyaroquinoline condensates, 1-1.2 parts of microwax, fastly
Carbon black 60-70 parts of extrusion, 30 parts of calcium carbonate, 0.9-1 parts of polyethylene glycol, 15-20 parts of paraffin oil, cumyl peroxide 1.6-2
Part, 0.7-1.2 parts of sulphur, 1-1.2 parts of Triallyl isocyanurate, 0.5-0.6 parts of tetramethylthiuram disulfide, 2,2'-
0.8-0.9 parts of dithio-bis-benzothiazole.
4. one kind heat-resistant high-strength rubber material made of blend as claimed in any of claims 1 to 3,
It is characterized in that, the model 6950 that ethylene propylene diene rubber uses, the model LSB20 that microwax uses, the type of fast extrude in carbon black
Number be N550.
5. a kind of manufacturing process of heat-resistant high-strength rubber material, which is characterized in that rubber is kneaded in open mill by blend
It is made, making step is：It is first put into raw rubber, promotor, reinforcing agent, anti-aging agent, activating agent and plasticizer is placed into, is then placed in
Vulcanizing agent, then successively carry out thin logical, bottom sheet.
6. a kind of manufacturing process of heat-resistant high-strength rubber material according to claim 5, which is characterized in that raw rubber three
First EP rubbers；Vulcanizing agent is cumyl peroxide and sulphur；Promotor includes Triallyl isocyanurate, curing four
Methyl thiuram and 2,2'- dithio-bis-benzothiazole；Reinforcing agent is fast extrude in carbon black and calcium carbonate, and anti-aging agent includes N- isopropyl
Base-N'- diphenyl-para-phenylene diamine, 2,2,4- trimethyl -1,2- dihyaroquinoline condensate and microwax；Activating agent be zinc oxide and
Stearic acid；Plasticizer is paraffin oil.
7. a kind of manufacturing process of heat-resistant high-strength rubber material according to claim 5, which is characterized in that melting temperature
It is 40 DEG C -50 DEG C, mixing time is 27-35 minutes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810817561.9A CN108841091A (en) | 2018-07-24 | 2018-07-24 | One kind heat-resistant high-strength rubber material and its manufacturing process made of blend |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810817561.9A CN108841091A (en) | 2018-07-24 | 2018-07-24 | One kind heat-resistant high-strength rubber material and its manufacturing process made of blend |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831653A (en) * | 2021-11-09 | 2021-12-24 | 中国建筑材料科学研究总院有限公司 | Ethylene propylene diene monomer rubber material for wire drawing machine manipulator clamping jaw and preparation method thereof |
| CN114395196A (en) * | 2021-12-30 | 2022-04-26 | 际华三五一七橡胶制品有限公司 | Low-temperature-resistant ethylene propylene diene monomer sealing element and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982491A (en) * | 2010-11-12 | 2011-03-02 | 天津鹏翎胶管股份有限公司 | Heat-resistant ethylene propylene diene monomer filled with mineral reinforcing agent |
| CN102161800A (en) * | 2010-11-23 | 2011-08-24 | 安徽盛运橡胶有限责任公司 | Heat-resistant rubber coating layer for conveyor roller and preparation method thereof |
-
2018
- 2018-07-24 CN CN201810817561.9A patent/CN108841091A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982491A (en) * | 2010-11-12 | 2011-03-02 | 天津鹏翎胶管股份有限公司 | Heat-resistant ethylene propylene diene monomer filled with mineral reinforcing agent |
| CN102161800A (en) * | 2010-11-23 | 2011-08-24 | 安徽盛运橡胶有限责任公司 | Heat-resistant rubber coating layer for conveyor roller and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831653A (en) * | 2021-11-09 | 2021-12-24 | 中国建筑材料科学研究总院有限公司 | Ethylene propylene diene monomer rubber material for wire drawing machine manipulator clamping jaw and preparation method thereof |
| CN113831653B (en) * | 2021-11-09 | 2023-01-10 | 中国建筑材料科学研究总院有限公司 | Ethylene propylene diene monomer rubber material for wire drawing machine manipulator clamping jaw and preparation method thereof |
| CN114395196A (en) * | 2021-12-30 | 2022-04-26 | 际华三五一七橡胶制品有限公司 | Low-temperature-resistant ethylene propylene diene monomer sealing element and preparation method thereof |
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