CN104140626A - Fluororubber special for automobile fuel hose and preparation method thereof - Google Patents
Fluororubber special for automobile fuel hose and preparation method thereof Download PDFInfo
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- CN104140626A CN104140626A CN201410346432.8A CN201410346432A CN104140626A CN 104140626 A CN104140626 A CN 104140626A CN 201410346432 A CN201410346432 A CN 201410346432A CN 104140626 A CN104140626 A CN 104140626A
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- fuel hose
- automobile fuel
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention aims to overcome defects in the prior art, and provides fluororubber special for an automobile fuel hose and a preparation method of the fluororubber. The fluororubber comprises, by weight percentage, 80-120 parts of fluororubber raw materials, 2-10 parts of active magnesium oxide, 3-10 parts of calcium hydroxide, 0.1-3 parts of calcium oxide, 15-25 parts of N990 carbon black, 2-8 parts of vulcanizing agents, 0.3-4 parts of release agents 2818 and 0.5-5 parts of brazil wax. The fluororubber special for the automobile fuel hose is not prone to aging and breaking, largely prolongs service life and guarantees use safety.
Description
Technical field
The present invention relates to special-purpose viton of a kind of automobile fuel hose and preparation method thereof, belong to rubber technology field.
Background technology
Along with the flourish of automotive industry brought unprecedented development to rubber industry, automobile industry is at motor spirit flexible pipe, refueling hose, petrolift, air-conditioning plant O shape circle, and jet apparatus, the aspects such as sealing material of power piston, valve stem, bent axle, compressor of air conditioner all need to apply to rubber product.People have proposed more requirement to the properties of automobile, also therefore the performances such as the oil resistant of rubber, heat-resisting, resistance to various chemical corrosion have been had to higher requirement.In recent years, the manufacture of oil resistant, high-low temperature resistant rubber research had become the important topic of development of automobile industry
Viton is a kind of resilient material with good characteristic, having characteristic and the good physicalies such as good high temperature resistant, radiation hardness, oil resistant, resistance to solvent, corrosion-resistant, drug-resistant, powerful oxidation corrosion resistance agent, is the best glue kind of harsh Working environment lower seal, sebific duct and the rubber cushions etc. such as oil resistant.In prior art, the unreasonable meeting of filling a prescription of the special-purpose viton of automobile fuel hose causes fuel hose aging, and fracture, has reduced work-ing life, has caused potential safety hazard.
Summary of the invention
The object of the invention is to overcome defect of the prior art, special-purpose viton of a kind of automobile fuel hose and preparation method thereof is provided, be difficult for aging and fracture, greatly increased work-ing life, guaranteed use safety.
The present invention is achieved by following technical scheme.
The special-purpose viton of automobile fuel hose, mark meter is as follows by weight for its moiety:
The special-purpose viton of above-mentioned a kind of automobile fuel hose,, wherein, preferred, mark meter is as follows by weight for its moiety:
The special-purpose viton of above-mentioned a kind of automobile fuel hose, wherein, described viton raw material is 1DAL-ELG-343, is purchased from Daikin Industrial Co., Ltd.
The special-purpose viton of above-mentioned a kind of automobile fuel hose, wherein, described vulcanizing agent is N, N-dicinnamylidene-1,6-hexanediamine, is purchased from Zigong, Sichuan Tian Long Chemical Co., Ltd..
The preparation method of the special-purpose viton of above-mentioned a kind of automobile fuel hose, its preparation process is as follows: viton raw material, activated magnesia, calcium hydroxide, calcium oxide, N990 carbon black, vulcanizing agent, releasing agent 2818, brazil wax are carried out to mixing and molding, melting temperature scope is 150-165 ℃, pressure is 10-12KN, mediating Banbury mixer rotating speed is 50-55r/min, and mixing time is 0.5-1.2h.
The formula material of the special-purpose viton of automobile fuel hose of the present invention is easy to get, preparation technology is simple, the good fluidity of fluororubber compounded rubber in the course of processing, be easy to processing, the fluororubber compounded rubber making is suitable for processing, and the special-purpose viton of automobile fuel hose that the method for the invention makes has not only reached the property indices of finished product viton of the prior art, and be difficult for aging fracture, increase work-ing life, reduced cost, guaranteed use safety.The raw materials cost of the special-purpose viton of automobile fuel hose of the present invention is lower in addition, has also saved the tooling cost of enterprise, has good economic benefit.
Embodiment
By specific embodiment, the specific embodiment of the present invention is described in further detail below.
Releasing agent 2818 of the present invention is purchased from Shanghai Sanaifu New Material Co., Ltd.
Embodiment 1
The preparation method of the special-purpose viton of a kind of automobile fuel hose, its preparation process is as follows: by 100 parts of viton raw materials (1DAL-ELG-343), 5 parts of activated magnesias, 5 parts, calcium hydroxide, 0.3 part, calcium oxide, 20.2 parts of N990 carbon blacks, vulcanizing agent N, N-dicinnamylidene-1,2 parts of 3 parts of 6-hexanediamines, 28181.2 parts of releasing agents, brazil wax carry out mixing and molding, melting temperature is 155 ℃, pressure is 12KN, and mediating Banbury mixer rotating speed is 50r/min, and mixing time is 0.8h.
Embodiment 2
The preparation method of the special-purpose viton of a kind of automobile fuel hose, its preparation process is as follows: by 110 parts of viton raw materials (1DAL-ELG-343), 8 parts of activated magnesias, 8 parts, calcium hydroxide, 0.6 part, calcium oxide, 23 parts of N990 carbon blacks, vulcanizing agent N, N-dicinnamylidene-1,3 parts of 4 parts of 6-hexanediamines, 28181.5 parts of releasing agents, brazil wax carry out mixing and molding, melting temperature is 160 ℃, pressure is 10KN, and mediating Banbury mixer rotating speed is 55r/min, and mixing time is 1h.
Embodiment 3
The preparation method of the special-purpose viton of a kind of automobile fuel hose, its preparation process is as follows: by 105 parts of viton raw materials (1DAL-ELG-343), 6 parts of activated magnesias, 7 parts, calcium hydroxide, 0.2 part, calcium oxide, 19 parts of N990 carbon blacks, vulcanizing agent N, N-dicinnamylidene-1,1.3 parts of 3.2 parts of 6-hexanediamines, 28181.5 parts of releasing agents, brazil wax carry out mixing and molding, melting temperature is 155 ℃, pressure is 12KN, and mediating Banbury mixer rotating speed is 50r/min, and mixing time is 0.8h.
Embodiment 4
The preparation method of the special-purpose viton of a kind of automobile fuel hose, its preparation process is as follows: by 90 parts of viton raw materials (1DAL-ELG-343), 4 parts of activated magnesias, 5 parts, calcium hydroxide, 1.2 parts, calcium oxide, 18 parts of N990 carbon blacks, vulcanizing agent N, N-dicinnamylidene-1,1.3 parts of 3.2 parts of 6-hexanediamines, 28180.5 parts of releasing agents, brazil wax carry out mixing and molding, melting temperature is 160 ℃, pressure is 10KN, and mediating Banbury mixer rotating speed is 55r/min, and mixing time is 1h.
The formula material of the special-purpose viton of automobile fuel hose of the present invention is easy to get, preparation technology is simple, the good fluidity of fluororubber compounded rubber in the course of processing, be easy to processing, the fluororubber compounded rubber making is suitable for processing, and the special-purpose viton of automobile fuel hose that the method for the invention makes has not only reached the property indices of finished product viton of the prior art, and be difficult for aging fracture, increase work-ing life, reduced cost, guaranteed use safety.The raw materials cost of the special-purpose viton of automobile fuel hose of the present invention is lower in addition, has also saved the tooling cost of enterprise, has good economic benefit.
The performance data of the special-purpose viton of automobile fuel hose that four embodiment of the present invention make is as follows:
| Test event | Example one | Example two | Example three | Example four |
| Elongation at break >=(%) | 368 | 362 | 358 | 360 |
| Fracture tensile strength (MPa) | 14.8 | 14.3 | 13.9 | 13.6 |
| 275 ℃ of aging back draft intensity of * 24h >=(Mpa) | 12.7 | 11.5 | 11.8 | 12.1 |
| 150 ℃/24h of compression set≤(%) | 15 | 16 | 16 | 18 |
| Oil-proofness (1# standard oil, 200 ℃ of * 24h, weightening finish) (%) | 3.2 | 3.8 | 3.6 | 4.0 |
Here description of the invention and application is illustrative, not wants that therefore, the present invention is not subject to the restriction of the present embodiment by scope restriction of the present invention in the above-described embodiments, and the technical scheme that any employing equivalence replacement obtains is all in the scope of protection of the invention.
Claims (5)
1. the special-purpose viton of automobile fuel hose, is characterized by, and mark meter is as follows by weight for its moiety:
Viton raw material 80-120 part
Activated magnesia 2-10 part
Calcium hydroxide 3-10 part
Calcium oxide 0.1-3 part
N990 carbon black 15-25 part
Vulcanizing agent 2-8 part
Releasing agent 2818 0.3-4 parts
Brazil wax 0.5-5 part.
2. the special-purpose viton of a kind of automobile fuel hose as claimed in claim 1, is characterized by, and preferred, mark meter is as follows by weight for its moiety:
100 parts of viton raw materials
5 parts of activated magnesias
5 parts, calcium hydroxide
0.3 part, calcium oxide
20.2 parts of N990 carbon blacks
3 parts of vulcanizing agents
2,818 1.2 parts of releasing agents
2 parts of brazil waxs.
3. the special-purpose viton of a kind of automobile fuel hose as claimed in claim 1 or 2, is characterized by, and described viton raw material is 1DAL-ELG-343, is purchased from Daikin Industrial Co., Ltd.
4. the special-purpose viton of a kind of automobile fuel hose as claimed in claim 1 or 2, is characterized by, and described vulcanizing agent is N, N-dicinnamylidene-1, and 6-hexanediamine, is purchased from Zigong, Sichuan Tian Long Chemical Co., Ltd..
5. the preparation method of the special-purpose viton of a kind of automobile fuel hose as claimed in claim 1 or 2, it is characterized by, its preparation process is as follows: viton raw material, activated magnesia, calcium hydroxide, calcium oxide, N990 carbon black, vulcanizing agent, releasing agent 2818, brazil wax are carried out to mixing and molding, melting temperature scope is 150-165 ℃, pressure is 10-12KN, mediating Banbury mixer rotating speed is 50-55r/min, and mixing time is 0.5-1.2h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410346432.8A CN104140626A (en) | 2014-07-20 | 2014-07-20 | Fluororubber special for automobile fuel hose and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410346432.8A CN104140626A (en) | 2014-07-20 | 2014-07-20 | Fluororubber special for automobile fuel hose and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104140626A true CN104140626A (en) | 2014-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410346432.8A Pending CN104140626A (en) | 2014-07-20 | 2014-07-20 | Fluororubber special for automobile fuel hose and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104140626A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104893185A (en) * | 2015-05-18 | 2015-09-09 | 浙江久运车辆部件有限公司 | Method and process for preparing composite rubber tube FKM |
| CN106947192A (en) * | 2017-04-11 | 2017-07-14 | 山东美晨科技股份有限公司 | A kind of and excellent fluorubber preparation raw material of fluororesin cohesive |
-
2014
- 2014-07-20 CN CN201410346432.8A patent/CN104140626A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104893185A (en) * | 2015-05-18 | 2015-09-09 | 浙江久运车辆部件有限公司 | Method and process for preparing composite rubber tube FKM |
| CN106947192A (en) * | 2017-04-11 | 2017-07-14 | 山东美晨科技股份有限公司 | A kind of and excellent fluorubber preparation raw material of fluororesin cohesive |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141112 |