CN102658607A - Preparation method of rubber material for preparing temperature-resisting and ozone-resisting automobile oil tank gasket - Google Patents
Preparation method of rubber material for preparing temperature-resisting and ozone-resisting automobile oil tank gasket Download PDFInfo
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- CN102658607A CN102658607A CN2012101491887A CN201210149188A CN102658607A CN 102658607 A CN102658607 A CN 102658607A CN 2012101491887 A CN2012101491887 A CN 2012101491887A CN 201210149188 A CN201210149188 A CN 201210149188A CN 102658607 A CN102658607 A CN 102658607A
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Abstract
The invention discloses a preparation method of a rubber material for preparing a temperature-resisting and ozone-resisting automobile oil tank gasket. The preparation method comprises the following steps of: (1) supplying water to cool an internal mixer, putting a rubber raw material, a reinforcing filler, a plasticizer, an activating agent, an anti-aging agent and an accelerating agent into the internal mixer, internally mixing, controlling the temperature of rubber to be lower than 130 DEG C for rubber discharging, discharging sheets on an open type rubber mixing machine, and cooling to obtain master batch; and (2) putting the master batch into the internal mixer, uniformly adding a vulcanizing agent, mixing, controlling the temperature of the rubber to be lower than 100 DEG C for rubber discharging, discharging the sheets on the open type rubber mixing machine, cooling, standing, and curing to obtain a temperature-resisting and ozone-resisting rubber material which is used for manufacturing the automobile oil tank gasket and other rubber products. Compared with the prior art, the preparation method has the advantages that the prepared automobile oil tank gasket and other rubber products meet the standards of American Society for Testing Material (ASTM) D2240, ASTM D412, ASTM D573 and ASTM D1171, meet the requirement of an extra low voltage (ELV) instruction and achieve the effects of temperature resistance and ozone resistance through the detection of various mechanical strength indexes and physical and chemical indexes by using the prepared temperature-resisting and ozone-resisting rubber material.
Description
Technical field
The present invention relates to a kind of preparation method of elastomeric material, particularly a kind of preparation method of elastomeric material who is used to prepare the heatproof automotive oil tank of anti-ozone pad who is used for the automotive oil tank pad.
Background technology
Heatproof (125 ℃) anti-ozone (concentration 50PPhm) performance of the rubbers such as automotive oil tank pad that existing preparation method makes is lower, can't meet the demands.
In the prior art, the test data of the automotive oil tank pad rubber of employing elastomeric material (acrylonitrile-butadiene rubber) making is following:
Can know that from above-mentioned experimental result existing firmness change, hot strength variation, elongation at break variation and the ozone resistance of the automotive oil tank pad rubber of acrylonitrile-butadiene rubber making of adopting is all undesirable; The automotive oil tank pad rubber of prior art for preparing exists heatproof, ozone resistance low, is difficult to satisfy auto industry rubber is increased requirement day by day.
Therefore, need a kind of preparation method that be used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad especially, to solve the above-mentioned existing problem that exists.
Summary of the invention
The object of the present invention is to provide a kind of preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad; Deficiency to prior art; Make the automotive oil tank pad rubber of made reach raising heatproof ozone resistance, satisfy the demand that auto industry increases rubber day by day.
The technical problem that the present invention solved can adopt following technical scheme to realize:
A kind of preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad is characterized in that it comprises the steps:
(1) the banbury water flowing is cooled off; With carrying out banburying in rubber raw materials, reinforcing filler, plasticizer, activating agent, age resistor and the promoter input banbury; Binder removal is being carried out in the glue temperature control below 130 ℃, slice, cooling on opening rubber mixing machine obtain masterbatch;
(2) masterbatch is dropped in the banbury; Evenly adding vulcanizing agent carries out mixing; The glue temperature control is at binder removal below 100 ℃, on opening rubber mixing machine slice, cool off and leave standstill slaking, obtain to supply to make the elastomeric material of the anti-foul smell of heatproof that rubber such as automotive oil tank pad uses.
In one embodiment of the invention; Said elastomeric material comprises the following component of percentage by weight: rubber raw materials 60.31%-61.82%; Reinforcing filler 18.11%-18.51%, plasticizer 8.74%-9.55% activating agent 3.94%-4.00%, age resistor 4.43%-4.74%; Promoter 1.21%-1.24%, sulfuration 1.68%-1.72%.
Further, said rubber raw materials is selected from acrylonitrile-butadiene rubber.
Further, said reinforcing filler is selected from fast extruding furnace black.
Further, said plasticizer is selected from dioctyl phthalate.
Further, said activating agent is selected from zinc oxide or stearic one or several combination.
Further, said age resistor is selected from 2,2,4-trimethyl-1, the combination of one or several of 2-dihyaroquinoline condensate, 2-mercaptobenzimidazole, N-isopropyl-N '-diphenyl-para-phenylene diamine or paraffin.
Further, said promoter is selected from dibenzothiazyl disulfide.
Further, said vulcanizing agent is selected from one or several combination of tetramethylthiuram disulfide or dithiodimorpholine.
In one embodiment of the invention, in above-mentioned steps (1), the operating temperature of banbury is greater than 100 ℃, and rotating speed is 32 rev/mins, and the banburying time spent is 4-5 minute.
In one embodiment of the invention, in above-mentioned steps (2), mixing time is 2 minutes, and leaving standstill the curing time is 8-240 hour.
The preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad of the present invention; Compared with prior art; Prepare the ozone proof elastomeric material of heatproof, make of the detection of the automotive oil tank pad rubber of made, all meet ASTM D2240, ASTM D412, ASTM D573, ASTM D1171 standard through each item mechanical strength and physical and chemical index; And satisfy the ELV command request; Reach and improve the heatproof ozone resistance, satisfy the demand that auto industry increases rubber day by day, realize the object of the invention.
Characteristics of the present invention can be consulted the detailed description of following better embodiment and obtained to be well understood to.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, below further set forth the present invention.
The preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad of the present invention, it comprises the steps:
(1) the banbury water flowing is cooled off; With carrying out banburying in rubber raw materials, reinforcing filler, plasticizer, activating agent, age resistor and the promoter input banbury; Binder removal is being carried out in the glue temperature control below 130 ℃, slice, cooling on opening rubber mixing machine obtain masterbatch;
(2) masterbatch is dropped in the banbury; Evenly adding vulcanizing agent carries out mixing; The glue temperature control is at binder removal below 100 ℃, on opening rubber mixing machine slice, cool off and leave standstill slaking, obtain to supply to make the elastomeric material of the anti-foul smell of heatproof that rubber such as automotive oil tank pad uses.
In the present invention; Said elastomeric material comprises the following component of percentage by weight: rubber raw materials 60.31%-61.82%, reinforcing filler 18.11%-18.51%, plasticizer 8.74%-9.55%; Activating agent 3.94%-4.00%; Age resistor 4.43%-4.74%, promoter 1.21%-1.24%, vulcanizing agent 1.68%-1.72%.
Wherein, said rubber raw materials is selected from acrylonitrile-butadiene rubber; Said reinforcing filler is selected from fast extruding furnace black; Said plasticizer is selected from dioctyl phthalate; Said activating agent is selected from zinc oxide or stearic one or several combination; Said age resistor is selected from 2,2,4-trimethyl-1, the combination of one or several of 2-dihyaroquinoline condensate, 2-mercaptobenzimidazole, N-isopropyl-N '-diphenyl-para-phenylene diamine or paraffin; Said promoter is selected from dibenzothiazyl disulfide; Said vulcanizing agent is selected from one or several combination of tetramethylthiuram disulfide or dithiodimorpholine, to improve the heat aging property of material.
In the present invention, in above-mentioned steps (1), the operating temperature of banbury is for being 32 rev/mins greater than 100 ℃ of rotating speeds, and the banburying time spent is 4-5 minute.
In the present invention, in above-mentioned steps (2), mixing time is 2 minutes, and leaving standstill the curing time is 8-240 hour.
Embodiment 1
Rubber raw materials: acrylonitrile-butadiene rubber 61.05%;
Reinforcing filler: fast extruding furnace black 18.32%;
Plasticizer: dioctyl phthalate 9.15%;
Activating agent: zinc oxide 3.05%, stearic acid 0.92%;
Age resistor: 2,2,4-trimethyl-1,2-dihyaroquinoline condensate 1.22%, 2-mercaptobenzimidazole 0.92%, N-isopropyl-N '-diphenyl-para-phenylene diamine 1.53%, paraffin 0.92%;
Promoter: dibenzothiazyl disulfide 1.22%;
Vulcanizing agent: tetramethylthiuram disulfide 0.85%, dithiodimorpholine 0.85%;
Specifically comprise the steps:
(1) banbury water flowing cooling, control banbury operating room temperature is greater than 100 ℃, rotating speed: 32 rev/mins; Rubber raw materials and reinforcing filler in the prescription, plasticizer, activating agent, age resistor, promoter are put in the banbury; 4.5 minutes banburying times spent, the glue temperature control is at binder removal below 130 ℃, slice, cooling on open refining machine then; Obtain masterbatch, for use;
(2) masterbatch is put in the banbury; The vulcanizing agent that evenly adds in the prescription is mixing; 2 minutes mixing times spent, the glue temperature control is at binder removal below 100 ℃, slice, cooling on opening rubber mixing machine then; Left standstill slaking 120 hours, the ozone proof elastomeric material of heatproof that rubbers such as acquisition confession manufacturing automotive oil tank pad use.
Test number with the automotive oil tank pad rubber of the elastomeric material manufacturing of the present invention preparation is following:
Conclusion: the measured result of goods of the present invention: meet the requirements.
Embodiment 2
Rubber raw materials: acrylonitrile-butadiene rubber 61.82%;
Reinforcing filler: fast extruding furnace black 18.11%;
Plasticizer: dioctyl phthalate 8.74%;
Activating agent: zinc oxide 3.06%, stearic acid 0.88%;
Age resistor: 2,2,4-trimethyl-1,2-dihyaroquinoline condensate 1.19%, 2-mercaptobenzimidazole 0.87%, N-isopropyl-N '-diphenyl-para-phenylene diamine 1.50%, paraffin 0.87%;
Promoter: dibenzothiazyl disulfide 1.24%;
Vulcanizing agent: tetramethylthiuram disulfide 0.86%, dithiodimorpholine 0.86%;
Specifically comprise the steps:
(1) banbury water flowing cooling, control banbury operating room temperature is greater than 100 ℃, rotating speed: 32 rev/mins; Rubber raw materials and reinforcing filler in the prescription, plasticizer, activating agent, age resistor, promoter are put in the banbury; 4 minutes banburying times spent, the glue temperature control is at binder removal below 130 ℃, slice, cooling on open refining machine then; Obtain masterbatch, for use;
(2) masterbatch is put in the banbury; The vulcanizing agent that evenly adds in the prescription is mixing; 2 minutes mixing times spent, the glue temperature control is at binder removal below 100 ℃, slice, cooling on opening rubber mixing machine then; Left standstill slaking 8 hours, the ozone proof mixing of rubber material of heatproof that rubbers such as acquisition confession manufacturing automotive oil tank pad use.
Test data with the automotive oil tank pad rubber of the elastomeric material manufacturing of the present invention preparation is following:
Conclusion: the measured result of goods of the present invention: meet the requirements.
Embodiment 3
Rubber raw materials: acrylonitrile-butadiene rubber 60.31%;
Reinforcing filler: fast extruding furnace black 18.51%;
Plasticizer: dioctyl phthalate 9.55%;
Activating agent: zinc oxide 3.04%, stearic acid 0.96%;
Age resistor: 2,2,4-trimethyl-1,2-dihyaroquinoline condensate 1.25%, 2-mercaptobenzimidazole 0.97%, N-isopropyl-N '-diphenyl-para-phenylene diamine 1.55%, paraffin 0.97%;
Promoter: dibenzothiazyl disulfide 1.21%;
Vulcanizing agent: tetramethylthiuram disulfide 0.84%, dithiodimorpholine 0.84%;
Specifically comprise the steps:
(1) banbury water flowing cooling, control banbury operating room temperature is greater than 100 ℃, rotating speed: 32 rev/mins; Rubber raw materials and reinforcing filler in the prescription, plasticizer, activating agent, age resistor, promoter are put in the banbury; 5 minutes banburying times spent, the glue temperature control is at binder removal below 130 ℃, slice, cooling on open refining machine then; Obtain masterbatch, for use;
(2) masterbatch is put in the banbury; The vulcanizing agent that evenly adds in the prescription is mixing; 2 minutes mixing times spent, the glue temperature control is at binder removal below 100 ℃, slice, cooling on opening rubber mixing machine then; Left standstill slaking 240 hours, the ozone proof mixing of rubber material of heatproof that rubbers such as acquisition confession manufacturing automotive oil tank pad use.
Test number with the automotive oil tank pad rubber of the elastomeric material manufacturing of the present invention preparation is following:
Conclusion: the measured result of goods of the present invention: meet the requirements.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification just explains principle of the present invention, and under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications; These variations and improvement all fall in the scope of the invention that requires protection, and the present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (11)
1. a preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad is characterized in that it comprises the steps:
(1) the banbury water flowing is cooled off; With carrying out banburying in rubber raw materials, reinforcing filler, plasticizer, activating agent, age resistor and the promoter input banbury; Binder removal is being carried out in the glue temperature control below 130 ℃, slice, cooling on opening rubber mixing machine obtain masterbatch;
(2) masterbatch is dropped in the banbury; Evenly adding vulcanizing agent carries out mixing; The glue temperature control is at binder removal below 100 ℃, on opening rubber mixing machine slice, cool off and leave standstill slaking, obtain to supply to make the elastomeric material of the anti-foul smell of heatproof that rubber such as automotive oil tank pad uses.
2. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 1 is characterized in that said elastomeric material comprises the following component of percentage by weight: rubber raw materials 60.31%-61.82%; Reinforcing filler 18.11%-18.51%; Plasticizer 8.74%-9.55%, activating agent 3.94%-4.00%, age resistor 4.43%-4.74%; Promoter 1.21%-1.24%, vulcanizing agent 1.68%-1.72%.
3. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 2 is characterized in that said rubber raw materials is selected from acrylonitrile-butadiene rubber.
4. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 2 is characterized in that said reinforcing filler is selected from fast extruding furnace black.
5. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 2 is characterized in that said plasticizer is selected from dioctyl phthalate.
6. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 2 is characterized in that, said activating agent is selected from zinc oxide or stearic one or several combination.
7. the preparation method who is used to prepare the rubber material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 2; It is characterized in that; Said age resistor is selected from 2; 2,4-trimethyl-1, the combination of one or several of 2-dihyaroquinoline condensate, 2-mercaptobenzimidazole, N-isopropyl-N '-diphenyl-para-phenylene diamine or paraffin.
8. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 2 is characterized in that said promoter is selected from dibenzothiazyl disulfide.
9. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 2 is characterized in that, said vulcanizing agent is selected from one or several combination of tetramethylthiuram disulfide or dithiodimorpholine.
10. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 1; It is characterized in that in above-mentioned steps (1), the operating temperature of banbury is greater than 100 ℃; Rotating speed is 32 rev/mins, and the banburying time spent is 4-5 minute.
11. the preparation method who is used to prepare the elastomeric material of the heatproof automotive oil tank of anti-ozone pad as claimed in claim 1 is characterized in that in above-mentioned steps (2), mixing time is 2 minutes, leaving standstill the curing time is 8-240 hour.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210149188.7A CN102658607B (en) | 2012-05-14 | 2012-05-14 | Preparation method of rubber material for preparing temperature-resisting and ozone-resisting automobile oil tank gasket |
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| CN201210149188.7A CN102658607B (en) | 2012-05-14 | 2012-05-14 | Preparation method of rubber material for preparing temperature-resisting and ozone-resisting automobile oil tank gasket |
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Cited By (5)
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| CN103102522A (en) * | 2012-11-14 | 2013-05-15 | 际华三五一五皮革皮鞋有限公司 | Oilproof and wear-resistant sizing material for special environment and preparation method thereof |
| CN103627050A (en) * | 2013-11-20 | 2014-03-12 | 济南开发区星火科学技术研究院 | Nitrile butadiene rubber |
| CN103897301A (en) * | 2014-04-01 | 2014-07-02 | 安庆丰源化工有限公司 | Preparation method of fluorine rubber |
| CN109651665A (en) * | 2018-12-14 | 2019-04-19 | 重庆凌峰橡塑制品有限公司 | Fuel tank supporting pad rubber compounding and preparation method |
| CN112029286A (en) * | 2020-09-08 | 2020-12-04 | 南京固工橡塑制品有限公司 | Environment-friendly flame-retardant ozone-resistant anti-aging marine rubber air duct gasket and preparation method thereof |
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| CN101649075A (en) * | 2009-09-17 | 2010-02-17 | 上海众力汽车部件有限公司 | Natural rubber composition with higher comprehensive performance |
| CN101955600A (en) * | 2010-10-20 | 2011-01-26 | 上海众力汽车部件有限公司 | Rubber sealing composite with excellent comprehensive performance and preparation method thereof |
| CN102093644A (en) * | 2010-12-31 | 2011-06-15 | 上海众力汽车部件有限公司 | Ethylene-propylene-diene rubber composition with high comprehensive performance and preparation method thereof |
| CN102229715A (en) * | 2011-05-26 | 2011-11-02 | 宁波市天基汽车部件有限公司 | Preparation method of heat/ozone/compressive deformation resistant rubber material for automobile sealing element |
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| CN101358002A (en) * | 2008-09-12 | 2009-02-04 | 上海众力汽车部件有限公司 | Ozone resistant rubber combination |
| CN101649075A (en) * | 2009-09-17 | 2010-02-17 | 上海众力汽车部件有限公司 | Natural rubber composition with higher comprehensive performance |
| CN101955600A (en) * | 2010-10-20 | 2011-01-26 | 上海众力汽车部件有限公司 | Rubber sealing composite with excellent comprehensive performance and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103102522A (en) * | 2012-11-14 | 2013-05-15 | 际华三五一五皮革皮鞋有限公司 | Oilproof and wear-resistant sizing material for special environment and preparation method thereof |
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| CN103627050A (en) * | 2013-11-20 | 2014-03-12 | 济南开发区星火科学技术研究院 | Nitrile butadiene rubber |
| CN103627050B (en) * | 2013-11-20 | 2016-06-08 | 济南开发区星火科学技术研究院 | A kind of nitrile rubber |
| CN103897301A (en) * | 2014-04-01 | 2014-07-02 | 安庆丰源化工有限公司 | Preparation method of fluorine rubber |
| CN109651665A (en) * | 2018-12-14 | 2019-04-19 | 重庆凌峰橡塑制品有限公司 | Fuel tank supporting pad rubber compounding and preparation method |
| CN112029286A (en) * | 2020-09-08 | 2020-12-04 | 南京固工橡塑制品有限公司 | Environment-friendly flame-retardant ozone-resistant anti-aging marine rubber air duct gasket and preparation method thereof |
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