CN104861313B - A kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material - Google Patents
A kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material Download PDFInfo
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- CN104861313B CN104861313B CN201510271463.6A CN201510271463A CN104861313B CN 104861313 B CN104861313 B CN 104861313B CN 201510271463 A CN201510271463 A CN 201510271463A CN 104861313 B CN104861313 B CN 104861313B
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- urea solution
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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
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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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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Abstract
The invention discloses a kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material, including formula and preparation technology.The present invention by ethylene propylene diene rubber with oil extended EPDM using being used in combination, to improve resistant to urea solution property；With Sulfur, cumyl peroxide, N, penylene BMI is vulcanizing agent between N ', to improve heat resistance；It is age resistor with the dihyaroquinoline condensate of 2,2,4 trimethyl 1,2, to improve heat resistance；With the paraffin oil of high-flash is plasticizer to improve heat resistance；And the supporting technical scheme with corresponding process of preparing, the elastomeric material for possessing resistant to urea solution heat aging property is prepared, the vent gas treatment rubber made using the material has been reached resistant to urea solution heat-proof aging, met the purpose of TL52686 standards.
Description
Technical field
The present invention relates to a kind of preparation method of elastomeric material, specifically refer to be used to make catalytic cleaning of car tail gas processing
A kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material of system rubber pipeline product.
Background technology
Rubber pipeline product hereinafter referred to as vent gas treatment rubber for catalytic cleaning of car tail gas processing system；Tail
The requirement of gas disposal rubber possesses resistant to urea solution, heat aging property, and meets the requirement of the standards of TL 52686 and ELV refers to
Order；Prior art uses the vent gas treatment rubber that ethylene propylene diene monomer (EPDM) material makes, it is difficult to which meeting TL52686 standards will
Ask, it is specific as follows：
The test data for the vent gas treatment rubber that prior art ethylene propylene diene monomer (EPDM) material makes
Standard criterion TL 52686
Conclusion：
2.1 firmness changes, 2.3 elongations at break in 2nd hot air aging project are unqualified；
3.1 firmness changes, the performance of 3.4 mass changes in 3rd resistant to urea solution project are unqualified；
The performance of other projects meets the requirements.
Therefore, to there is resistant to urea solution, heat aging property poor for prior art, the problem of not meeting TL52686 standards with
It is not enough.
The content of the invention
The problem of existing for above-mentioned prior art and deficiency, the present invention is using by ethylene propylene diene rubber and oil-filled ternary second
Third rubber blending, to improve resistant to urea solution property；With Sulfur, cumyl peroxide, N, a N '-penylene BMI
For vulcanizing agent, to improve heat resistance；It is age resistor with 2,2,4- trimethyl -1,2- dihyaroquinoline condensates, it is resistance to improve
Hot property；With the paraffin oil of high-flash is plasticizer to improve heat resistance；And the supporting technology with corresponding process of preparing
There is provided a kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material for scheme, it is intended to prepares that to possess resistant to urea solution resistance to
The elastomeric material of heat aging performance, the vent gas treatment rubber for making the material reaches resistant to urea solution heat-proof aging, symbol
Close the purpose of TL52686 standards.
The object of the present invention is achieved like this：A kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material, bag
Formula and preparation technology are included, wherein：
Described formula is,
Rubber raw materials：Ethylene propylene diene rubber, 35.32%；Oil extended EPDM, 8.83%；
Reinforcing agent：Semi-reinforcing furnace black, 16.56%；Fast extruding furnace black, 22.08%；Diatomite, 3.68%；
Plasticizer：Paraffin oil, 8.09%；
Activating agent：Magnesia, 1.84%；Polyethylene glycol, 1.47%；
Vulcanizing agent：Sulphur, 0.11%；Cumyl peroxide, 0.92%；N, N '-penylene BMI,
0.55%；
Age resistor：2,2,4- trimethyl -1,2- dihyaroquinoline condensates, 0.55%；
Formula unit is weight percentage；
Described preparation technology is mixing；
Step 1: banbury water flowing is cooled down, and control banbury operating room temperature room temperature~150 DEG C, 40 revs/min of rotating speed,
Rubber raw materials in formula are put into banburying in banbury, 30 seconds banburying used times；35 revs/min of rotating speed is adjusted again, will be matched somebody with somebody
Reinforcing agent, plasticizer, activating agent, age resistor in side put into banburying in banbury, 90 seconds banburying used times；Afterwards, glue is turned over,
Continue banburying, the dumping when glue temperature reaches 155~160 DEG C afterwards, moves to slice on opening rubber mixing machine, is cooled to room temperature, obtain
Masterbatch is obtained, it is stand-by；
Step 2: banbury water flowing is cooled down, banbury operating room temperature room temperature~70 DEG C are controlled, 24 revs/min of rotating speed will
The masterbatch is put into banbury, the vulcanizing agent mixing added in formula, kneads 90 seconds used times；Afterwards, glue is turned over, is continued
Mixing, the dumping when glue temperature reaches 95~100 DEG C afterwards, moves to slice on opening rubber mixing machine, stands 8 hours~240 small
When, obtain resistant to urea solution thermal-ageing-resistant rubber material.
The vent gas treatment rubber of the resistant to urea solution thermal-ageing-resistant rubber material manufacture prepared with the present invention, through items
The detection of mechanical strength and physical and chemical index, meets DIN53505, DIN53504, PV3307 testing standard and meets ELV instructions
It is required that.
Above-mentioned, the present invention by ethylene propylene diene rubber with oil extended EPDM using being used in combination, to improve resistant to urea solution
Performance；With Sulfur, cumyl peroxide, N, a N '-penylene BMI is vulcanizing agent, to improve heat resistance；With
2,2,4- trimethyl -1,2- dihyaroquinoline condensates are age resistor, to improve heat resistance；It is increasing with the paraffin oil of high-flash
Agent is moulded to improve heat resistance；And the supporting technical scheme with corresponding process of preparing, overcome prior art and there is resistance to urine
Plain solution, heat aging property are poor, and the problem of not meeting TL52686 standards is with deficiency, and a kind of resistant to urea solution provided is resistance to
The preparation method of heat ageing elastomeric material, prepares the elastomeric material for possessing resistant to urea solution heat aging property, uses the material
Expect the vent gas treatment rubber made, reached resistant to urea solution heat-proof aging, met the purpose of TL52686 standards.
Embodiment explanation
Below by way of preparation method of the specific embodiment to a kind of resistant to urea solution thermal-ageing-resistant rubber material of the present invention
It is described in further detail, the formula and preparation technology that those skilled in the art is referred to embodiment are made for manufacturing
The rubber pipeline product of catalytic cleaning of car tail gas processing system, i.e. the resistant to urea solution of vent gas treatment rubber is heat-resisting old
Change elastomeric material, but should not be construed as any limitation of the invention.
Embodiment
Embodiment
The name of an article：Resistant to urea solution thermal-ageing-resistant rubber material；
Formula：Formula unit is weight percentage；
Rubber raw materials：Ethylene propylene diene rubber, 35.32%；Oil extended EPDM, 8.83%；
Reinforcing agent：Semi-reinforcing furnace black, 16.56%；Fast extruding furnace black, 22.08%；Diatomite, 3.68%；
Plasticizer：Paraffin oil, 8.09%；
Activating agent：Magnesia, 1.84%；Polyethylene glycol, 1.47%；
Vulcanizing agent：Sulphur, 0.11%；Cumyl peroxide, 0.92%；N, N '-penylene BMI,
0.55%；
Age resistor：2,2,4- trimethyl -1,2- dihyaroquinoline condensates, 0.55%；
Prepare：
Preparation condition, equipment
Ambient pressure：One atmospheric pressure；
Environment temperature：Room temperature；
Preparation equipment：Opening rubber mixing machine, adding pressure type banbury；
Preparation technology：Mixing；
Step 1: banbury water flowing is cooled down, and control banbury operating room temperature room temperature~150 DEG C, 40 revs/min of rotating speed,
Rubber raw materials in formula are put into banburying in banbury, 30 seconds banburying used times；35 revs/min of rotating speed is adjusted again, will be matched somebody with somebody
Reinforcing agent, plasticizer, activating agent, age resistor in side put into banburying in banbury, 90 seconds banburying used times；Afterwards, glue is turned over,
Continue banburying, the dumping when glue temperature reaches 155~160 DEG C afterwards, moves to slice on opening rubber mixing machine, is cooled to room temperature, obtain
Masterbatch is obtained, it is stand-by；
Step 2: banbury water flowing is cooled down, banbury operating room temperature room temperature~70 DEG C are controlled, 24 revs/min of rotating speed will
The masterbatch is put into banbury, the vulcanizing agent mixing added in formula, kneads 90 seconds used times；Afterwards, glue is turned over, is continued
Mixing, the dumping when glue temperature reaches 95~100 DEG C afterwards, moves to slice on opening rubber mixing machine, stands 8 hours~240 small
When, obtain resistant to urea solution thermal-ageing-resistant rubber material.
Experiment
The experiment of the vent gas treatment rubber of the resistant to urea solution thermal-ageing-resistant rubber material manufacture prepared with the present invention
Data are as follows：
Standard criterion TL 52686
Conclusion：Above indices meet TL52686 standards.
Claims (1)
1. a kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material, including formula and preparation technology, it is characterised in that：
Described formula is,
Rubber raw materials：Ethylene propylene diene rubber, 35.32%；Oil extended EPDM, 8.83%；
Reinforcing agent：Semi-reinforcing furnace black, 16.56%；Fast extruding furnace black, 22.08%；Diatomite, 3.68%；
Plasticizer：Paraffin oil, 8.09%；
Activating agent：Magnesia, 1.84%；Polyethylene glycol, 1.47%；
Vulcanizing agent：Sulphur, 0.11%；Cumyl peroxide, 0.92%；N, N '-penylene BMI, 0.55%；
Age resistor：2,2,4- trimethyl -1,2- dihyaroquinoline condensates, 0.55%；
Formula unit is weight percentage；
Described preparation technology is mixing；
Step 1: banbury water flowing is cooled down, banbury operating room temperature room temperature~150 DEG C are controlled, 40 revs/min of rotating speed will match somebody with somebody
Rubber raw materials in side put into banburying in banbury, 30 seconds banburying used times；35 revs/min of rotating speed is adjusted again, by formula
Reinforcing agent, plasticizer, activating agent, age resistor put into banburying in banbury, 90 seconds banburying used times；Afterwards, glue is turned over, is continued
Banburying, the dumping when glue temperature reaches 155~160 DEG C afterwards, moves to slice on opening rubber mixing machine, is cooled to room temperature, obtains female
Refining glue, it is stand-by；
Step 2: banbury water flowing is cooled down, banbury operating room temperature room temperature~70 DEG C are controlled, 24 revs/min of rotating speed will be described
Masterbatch is put into banbury, the vulcanizing agent mixing added in formula, kneads 90 seconds used times；Afterwards, glue is turned over, continues mixed
Refining, the dumping when glue temperature reaches 95~100 DEG C afterwards, moves to slice on opening rubber mixing machine, stands 8 hours~240 hours,
Obtain resistant to urea solution thermal-ageing-resistant rubber material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510271463.6A CN104861313B (en) | 2015-05-18 | 2015-05-18 | A kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material |
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| CN201510271463.6A CN104861313B (en) | 2015-05-18 | 2015-05-18 | A kind of preparation method of resistant to urea solution thermal-ageing-resistant rubber material |
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| CN104861313A CN104861313A (en) | 2015-08-26 |
| CN104861313B true CN104861313B (en) | 2017-10-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106117823B (en) * | 2016-07-07 | 2018-09-18 | 南京利德东方橡塑科技有限公司 | A kind of EPT rubber composition of high temperature resistant oil resistant and low smell |
| CN106832609B (en) * | 2017-01-12 | 2021-02-19 | 南京利德东方橡塑科技有限公司 | Brake fluid-resistant low-compression-set ethylene propylene diene monomer composition and preparation method thereof |
| CN107857944A (en) * | 2017-11-03 | 2018-03-30 | 上海天普汽车零部件有限公司 | A kind of automobile using urea conducting tube elastomeric material and preparation method thereof |
Citations (4)
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| CN102604238A (en) * | 2012-02-29 | 2012-07-25 | 宁波市天普橡胶科技有限公司 | Preparation method for high-temperature-resistant rubber material of automobile radiating pipeline |
| CN102675756A (en) * | 2012-05-02 | 2012-09-19 | 宁波市天普橡胶科技有限公司 | Preparation method of rubber material for preventing high-voltage electric breakdown |
| CN104086903A (en) * | 2014-07-04 | 2014-10-08 | 上虞市舜东橡塑制品有限公司 | Sealing gasket and preparation method thereof |
| CN104513432A (en) * | 2013-09-29 | 2015-04-15 | 李旭 | Formula of automobile radiator rubber hose |
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2015
- 2015-05-18 CN CN201510271463.6A patent/CN104861313B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102604238A (en) * | 2012-02-29 | 2012-07-25 | 宁波市天普橡胶科技有限公司 | Preparation method for high-temperature-resistant rubber material of automobile radiating pipeline |
| CN102675756A (en) * | 2012-05-02 | 2012-09-19 | 宁波市天普橡胶科技有限公司 | Preparation method of rubber material for preventing high-voltage electric breakdown |
| CN104513432A (en) * | 2013-09-29 | 2015-04-15 | 李旭 | Formula of automobile radiator rubber hose |
| CN104086903A (en) * | 2014-07-04 | 2014-10-08 | 上虞市舜东橡塑制品有限公司 | Sealing gasket and preparation method thereof |
Non-Patent Citations (1)
| Title |
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| 过氧化物硫化体系中助交联剂对EPDM性能的影响;卓靖;《弹性体》;20120625;第22卷(第3期);77-82 * |
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Address after: 315600 Jinlong Road, Zone C, Xinxing Industrial Park, Ninghai County, Zhejiang Province Patentee after: Ningbo Tianpu Rubber Technology Co., Ltd. Address before: 315600 Jinlong Road, Zone C, Xinxing Industrial Park, Ninghai County, Ningbo City, Zhejiang Province Patentee before: Ningbo Tip Rubber Technology Co., Ltd. |