CN102977431B - Preparation method of rubber material for preparing heat and compressive deformation resistant rubber products for vehicle pipelines - Google Patents
Preparation method of rubber material for preparing heat and compressive deformation resistant rubber products for vehicle pipelines Download PDFInfo
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- CN102977431B CN102977431B CN201110263270.8A CN201110263270A CN102977431B CN 102977431 B CN102977431 B CN 102977431B CN 201110263270 A CN201110263270 A CN 201110263270A CN 102977431 B CN102977431 B CN 102977431B
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Abstract
The invention discloses a preparation method of a rubber material for preparing heat and compressive deformation resistant rubber products for vehicle pipelines. The method includes the following steps of: (1) introducing water to cool a Banbury mixer; banburing a rubber material, reinforcing fillers, a plasticizer, activators, and anti-aging agents in the Banbury mixer; unloading rubber under a rubber temperature of below 120 DEG C; forming sheets on an open mill; and cooling to obtain master batch; and (2) inputting the master batch into the Banbury mixer; blending under uniform addition of vulcanizing agents; unloading rubber under rubber temperature of below 90 DEG C; forming strips on the open mill; and cooling and standing for aging to obtain the heat and compressive deformation resistant rubber material used for manufacturing products such as vehicle vacuum booster pipelines. The rubber products of vehicle vacuum booster pipelines manufactured by using the produced rubber material pass detections for various mechanical strength and physical and chemical indicators, meet ELV (End-of Life Vehicles) directive requirements, have improved heat and compressive deformation resistant performance, satisfy increasingly high requirements of vehicle industry on rubber products, and accord with Nissan NES D8601 standards.
Description
Technical field
The present invention relates to a kind of preparation method of elastomeric material, particularly a kind of preparation method of the elastomeric material for the preparation of heat resisting and pressure resisting change automobile pipeline rubber item for vacuum automobile power-assisted pipeline.
Background technology
It is large that the heat resisting and pressure resisting of the rubber items such as the vacuum automobile power-assisted pipeline that existing preparation method makes becomes performance variation, cannot meet Nissan NES D8601 standard-required.
The testing data of the vacuum automobile power-assisted pipeline rubber item that in the prior art, employing elastomeric material (chloroprene rubber) is made is as follows:
From above-mentioned experimental result, the changes in hardness after the heat-resisting air aging of vacuum automobile power-assisted pipeline rubber item that existing employing chloroprene rubber is made and compression set performance all do not meet the standard-required of Nissan NES D8601; It is large that vacuum automobile power-assisted pipeline rubber item prepared by prior art exists heat resisting and pressure resisting to become performance variation, is difficult to meet automotive industry and rubber item increased day by day to the problems and shortcomings of requirement.
Therefore, need especially a kind of preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting, solved the problem of above-mentioned existing existence.
Summary of the invention
The object of the present invention is to provide a kind of preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting, for the deficiencies in the prior art, make the vacuum automobile power-assisted pipeline rubber item of made reach raising heat resisting and pressure resisting sex change energy, meet the demand that automotive industry increases day by day to rubber item, meet Nissan NESD8601 standard.
To achieve these goals, technical scheme of the present invention is as follows:
A preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting, is characterized in that, it comprises the steps:
(1) by cooling Banbury mixer water flowing, rubber raw materials, reinforcing filler, softening agent, promoting agent and anti-aging agent are dropped in Banbury mixer and carry out banburying, gelatin temperature control is carried out to binder removal below at 120 DEG C, and slice, cooling on opening rubber mixing machine, obtains master batch;
(2) master batch is dropped in Banbury mixer, evenly add vulcanizing agent to carry out mixing, gelatin temperature control is binder removal below 90 DEG C, and shaping, cooling and standing slaking on opening rubber mixing machine obtain the elastomeric material becoming for the heat resisting and pressure resisting of manufacturing the goods such as vacuum automobile power-assisted pipeline.
In one embodiment of the invention, the component that described elastomeric material comprises following weight percent: rubber raw materials 39.85%-41.16%, reinforcing filler 48.23%-48.92%, softening agent 4.57%-5.13%, promoting agent 1.82%-1.83%, anti-aging agent 1.96%-2.08%, vulcanizing agent 2.19%-2.26%.
Further, described rubber raw materials is selected from chloroprene rubber.
Further, described reinforcing filler is selected from one or several combination of fast extruding furnace black, MT medium thermal black, the beautiful powder of silicon or water-ground limestone.
Further, described softening agent is selected from dioctyl phthalate (DOP).
Further, described promoting agent is selected from light magnesium oxide and stearic acid.
Further, described anti-aging agent is selected from one or several combination of 2-mercaptobenzimidazole, N-sec.-propyl-N '-diphenyl-para-phenylene diamine or paraffin.
Further, described vulcanizing agent is selected from N, N, N '-trimethyl thiourea and zinc oxide.
In one embodiment of the invention, in above-mentioned steps (1), the working temperature of Banbury mixer is 70 DEG C of <, and rotating speed is 28 revs/min, and the banburying used time is 5-6 minute.
In one embodiment of the invention, in above-mentioned steps (2), mixing time is 2 minutes, and the standing curing time is 8-240 hour.
The preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting of the present invention, compared with present product, prepare the elastomeric material that heat resisting and pressure resisting becomes, make the vacuum automobile power-assisted pipeline rubber item of made through the detection of every physical strength and physical and chemical index, all meet NES M0514, NES M0513, NES M0510, NES M0515, NES M0516, NES M0517, NES M0506 Nissan standard, and meet ELV command request, reach and improve heat resisting and pressure resisting sex change energy, meet the demand that automotive industry increases day by day to rubber item, meet Nissan NES D8601 standard, realize object of the present invention.
Feature of the present invention can be consulted the detailed description of following better embodiment and obtain and is well understood to.
Embodiment
For technique means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, further set forth the present invention below in conjunction with specific embodiment.
The preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting of the present invention, it comprises the steps:
(1) by cooling Banbury mixer water flowing, rubber raw materials, reinforcing filler, softening agent, promoting agent and anti-aging agent are dropped in Banbury mixer and carry out banburying, gelatin temperature control is carried out to binder removal below at 120 DEG C, and slice, cooling on opening rubber mixing machine, obtains master batch;
(2) master batch is dropped in Banbury mixer, evenly add vulcanizing agent to carry out mixing, gelatin temperature control is binder removal below 90 DEG C, and shaping, cooling and standing slaking on opening rubber mixing machine obtain the elastomeric material becoming for the heat resisting and pressure resisting of manufacturing the goods such as vacuum automobile power-assisted pipeline.
In the present invention, the component that described elastomeric material comprises following weight percent: rubber raw materials 39.85%-41.16%, reinforcing filler 48.23%-48.92%, softening agent 4.57%-5.13%, promoting agent 1.82%-1.83%, anti-aging agent 1.96%-2.08%, vulcanizing agent 2.19%-2.26%.
Described rubber raw materials is selected from chloroprene rubber; Described reinforcing filler is selected from one or several combination of fast extruding furnace black, MT medium thermal black, the beautiful powder of silicon or water-ground limestone; Described softening agent is selected from dioctyl phthalate (DOP); Described promoting agent is selected from light magnesium oxide and stearic acid; Described anti-aging agent is selected from one or several combination of 2-mercaptobenzimidazole, N-sec.-propyl-N '-diphenyl-para-phenylene diamine or paraffin; Described vulcanizing agent is selected from N, N, N '-trimethyl thiourea and zinc oxide.
In the present invention, in above-mentioned steps (1), the working temperature of Banbury mixer is 70 DEG C of <, and rotating speed is 28 revs/min, and the banburying used time is 5-6 minute.
In the present invention, in above-mentioned steps (2), mixing time is 2 minutes, and the standing curing time is 8-240 hour.
Embodiment 1
Rubber raw materials: chloroprene rubber 40.49%;
Reinforcing filler: fast extruding furnace black 10.12%, MT medium thermal black 14.17%, the beautiful powder 12.15% of silicon, water-ground limestone 12.15%;
Softening agent: dioctyl phthalate (DOP) 4.86%;
Promoting agent: light magnesium oxide 1.62%, stearic acid 0.20%;
Anti-aging agent: 2-mercaptobenzimidazole 0.81%, N-sec.-propyl-N '-diphenyl-para-phenylene diamine 0.40%, paraffin 0.81%;
Vulcanizing agent: N, N, N '-trimethyl thiourea 0.20%, zinc oxide 2.02%;
The preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting of the present invention, it comprises the steps:
(1) Banbury mixer water flowing is cooling, control 70 DEG C of the temperature < of Banbury mixer working spaces, rotating speed: 28 revs/min, rubber raw materials, reinforcing filler, softening agent, promoting agent and anti-aging agent in formula are put in Banbury mixer, banburying used time 5-6 minute, gelatin temperature control is binder removal below 120 DEG C, then slice, cooling on open refining machine, obtain master batch, stand-by;
(2) master batch is put in Banbury mixer, evenly add the vulcanizing agent in formula mixing, 2 minutes mixing used times, gelatin temperature control is binder removal below 90 DEG C, then shaping, cooling on opening rubber mixing machine, leave standstill slaking 8-240 hour, obtain the mixing of rubber material becoming for the heat resisting and pressure resisting of manufacturing the goods such as vacuum automobile power-assisted pipeline.
The testing data of the vacuum automobile power-assisted pipeline goods of the elastomeric material manufacturing of preparing with the present invention is as follows:
Conclusion: the measured result of goods of the present invention: conformance with standard requirement.
Embodiment 2
Rubber raw materials: chloroprene rubber 39.85%;
Reinforcing filler: fast extruding furnace black 10.26%, MT medium thermal black 14.20%, the beautiful powder 12.23% of silicon, water-ground limestone 12.23%;
Softening agent: dioctyl phthalate (DOP) 5.13%;
Promoting agent: light magnesium oxide 1.59%, stearic acid 0.24%;
Anti-aging agent: 2-mercaptobenzimidazole 0.83%, N-sec.-propyl-N '-diphenyl-para-phenylene diamine 0.43%, paraffin 0.82%;
Vulcanizing agent: N, N, N '-trimethyl thiourea 0.21%, zinc oxide 1.98%;
The preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting of the present invention, it comprises the steps:
(1) Banbury mixer water flowing is cooling, control 70 DEG C of the temperature < of Banbury mixer working spaces, rotating speed: 28 revs/min, rubber raw materials, reinforcing filler, softening agent, promoting agent and anti-aging agent in formula are put in Banbury mixer, banburying used time 5-6 minute, gelatin temperature control is binder removal below 120 DEG C, then slice, cooling on open refining machine, obtain master batch, stand-by;
(2) master batch is put in Banbury mixer, evenly add the vulcanizing agent in formula mixing, 2 minutes mixing used times, gelatin temperature control is binder removal below 90 DEG C, then shaping, cooling on opening rubber mixing machine, leave standstill slaking 8-240 hour, obtain the mixing of rubber material becoming for the heat resisting and pressure resisting of manufacturing the goods such as vacuum automobile power-assisted pipeline.
The testing data of the vacuum automobile power-assisted pipeline goods of the elastomeric material manufacturing of preparing with the present invention is as follows:
Conclusion: the measured result of goods of the present invention: conformance with standard requirement.
Embodiment 3
Rubber raw materials: chloroprene rubber 41.16%;
Reinforcing filler: fast extruding furnace black 9.98%, MT medium thermal black 14.13%, the beautiful powder 12.06% of silicon, water-ground limestone 12.06%;
Softening agent: dioctyl phthalate (DOP) 4.57%;
Promoting agent: light magnesium oxide 1.65%, stearic acid 0.17%;
Anti-aging agent: 2-mercaptobenzimidazole 0.79%, N-sec.-propyl-N '-diphenyl-para-phenylene diamine 0.37%, paraffin 0.80%;
Vulcanizing agent: N, N, N '-trimethyl thiourea 0.19%, zinc oxide 2.07%;
The preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting of the present invention, it comprises the steps:
(1) Banbury mixer water flowing is cooling, control 70 DEG C of the temperature < of Banbury mixer working spaces, rotating speed: 28 revs/min, rubber raw materials, reinforcing filler, softening agent, promoting agent and anti-aging agent in formula are put in Banbury mixer, banburying used time 5-6 minute, gelatin temperature control is binder removal below 120 DEG C, then slice, cooling on open refining machine, obtain master batch, stand-by;
(2) master batch is put in Banbury mixer, evenly add the vulcanizing agent in formula mixing, 2 minutes mixing used times, gelatin temperature control is binder removal below 90 DEG C, then shaping, cooling on opening rubber mixing machine, leave standstill slaking 8-240 hour, obtain the mixing of rubber material becoming for the heat resisting and pressure resisting of manufacturing the goods such as vacuum automobile power-assisted pipeline.
The testing data of the vacuum automobile power-assisted pipeline goods of the elastomeric material manufacturing of preparing with the present invention is as follows:
Conclusion: the measured result of goods of the present invention: conformance with standard requirement.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what in above-described embodiment and specification sheets, describe is principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in claimed scope of the present invention.The protection domain that the present invention requires is defined by appending claims and equivalent thereof.
Claims (8)
1. a preparation method who becomes the elastomeric material of automobile pipeline rubber item for the preparation of heat resisting and pressure resisting, is characterized in that, it comprises the steps:
(1) by cooling Banbury mixer water flowing, rubber raw materials, reinforcing filler, softening agent, promoting agent and anti-aging agent are dropped in Banbury mixer and carry out banburying, gelatin temperature control is carried out to binder removal below at 120 DEG C, slice, cooling on opening rubber mixing machine, obtains master batch;
(2) master batch is dropped in Banbury mixer, evenly add vulcanizing agent to carry out mixing, gelatin temperature control is binder removal below 90 DEG C, and shaping, cooling and standing slaking on opening rubber mixing machine obtain the elastomeric material becoming for the heat resisting and pressure resisting of manufacturing the goods such as vacuum automobile power-assisted pipeline; The component that described elastomeric material comprises following weight percent: rubber raw materials 39.85%-41.16%, reinforcing filler 48.23%-48.92%, softening agent 4.57%-5.13%, promoting agent 1.82%-1.83%, anti-aging agent 1.96%-2.08%, vulcanizing agent 2.19%-2.26%; Described rubber raw materials is selected from chloroprene rubber.
2. preparation method according to claim 1, is characterized in that, described reinforcing filler is selected from one or several combination of fast extruding furnace black, MT medium thermal black, the beautiful powder of silicon or water-ground limestone.
3. preparation method according to claim 1, is characterized in that, described softening agent is selected from dioctyl phthalate (DOP).
4. preparation method according to claim 1, is characterized in that, described promoting agent is selected from light magnesium oxide and stearic acid.
5. preparation method according to claim 1, is characterized in that, described anti-aging agent is selected from one or several combination of 2-mercaptobenzimidazole, N-sec.-propyl-N '-diphenyl-para-phenylene diamine or paraffin.
6. preparation method according to claim 1, is characterized in that, described vulcanizing agent is selected from N, N, N '-trimethyl thiourea and zinc oxide.
7. preparation method according to claim 1, is characterized in that, in above-mentioned steps (1), the working temperature of Banbury mixer is 70 DEG C of <, and rotating speed is 28 revs/min, and the banburying used time is 5-6 minute.
8. preparation method according to claim 1, is characterized in that, in above-mentioned steps (2), mixing time is 2 minutes, and the standing curing time is 8-240 hour.
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| CN201110263270.8A CN102977431B (en) | 2011-09-07 | 2011-09-07 | Preparation method of rubber material for preparing heat and compressive deformation resistant rubber products for vehicle pipelines |
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| CN201110263270.8A CN102977431B (en) | 2011-09-07 | 2011-09-07 | Preparation method of rubber material for preparing heat and compressive deformation resistant rubber products for vehicle pipelines |
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| CN102977431B true CN102977431B (en) | 2014-06-04 |
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| ITRM20120645A1 (en) * | 2012-12-18 | 2014-06-19 | Bridgestone Corp | COMPOUND IN RUBBER INCLUDING POLYBUTADIENE IN POLYMERIC BASE |
| CN103396641A (en) * | 2013-08-02 | 2013-11-20 | 上海天普汽车零部件有限公司 | Preparation method of rubber material for preparing high/low temperature resistant automobile gearbox oil hose |
| CN103497381A (en) * | 2013-09-30 | 2014-01-08 | 无锡绿缘汽车零部件有限公司 | High temperature resistant and compressive deformation resistant rubber and preparation method thereof |
| CN108690236A (en) * | 2017-04-10 | 2018-10-23 | 浙江久运车辆部件有限公司 | A kind of preparation method of modified air filter outlet corrugated connecting tube neoprene sizing material |
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