CN107674261A - A kind of direction indicators cover and its processing technology - Google Patents

A kind of direction indicators cover and its processing technology Download PDF

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Publication number
CN107674261A
CN107674261A CN201710890168.8A CN201710890168A CN107674261A CN 107674261 A CN107674261 A CN 107674261A CN 201710890168 A CN201710890168 A CN 201710890168A CN 107674261 A CN107674261 A CN 107674261A
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China
Prior art keywords
parts
rubber
direction indicators
plastics
indicators cover
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Pending
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CN201710890168.8A
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Chinese (zh)
Inventor
赖永辉
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Tiantai Innovation Automotive Products Co Ltd
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Tiantai Innovation Automotive Products Co Ltd
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Priority to CN201710890168.8A priority Critical patent/CN107674261A/en
Publication of CN107674261A publication Critical patent/CN107674261A/en
Pending legal-status Critical Current

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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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/18—Binary blends of expanding agents
    • 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
    • C08J2307/00—Characterised by the use of natural rubber
    • 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
    • C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—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
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/06—Polyethene
    • 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
    • C08J2425/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2425/02—Homopolymers or copolymers of hydrocarbons
    • C08J2425/04—Homopolymers or copolymers of styrene
    • C08J2425/06—Polystyrene

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a kind of direction indicators cover and its processing technology, it is desirable to provide it is a kind of it is non-aging, structural strength is good and the direction indicators cover of good weatherability, its drip irrigation device are a kind of direction indicators covers, the direction indicators cover is counted including following components in parts by weight：60 parts of rubber, 15 25 parts of PS plastic, 58 parts of PE plastics, 24 parts of K glue, 15 25 parts of elastomer, 20 25 parts of rubber oil, 0.5 1 parts of stearic acid, 0.5 1 parts of rubble powder, 38 parts of EVA plastics, 0.1 0.2 parts of swelling agent, 0.1 0.3 parts of foaming agent, 13 parts of resin, the present invention are applied to direction indicators cover processing technique field.

Description

A kind of direction indicators cover and its processing technology
Technical field
The present invention relates to a kind of direction indicators cover processing technique field, more specifically, it relates to a kind of direction indicators cover and its Processing technology.
Background technology
Driver is in prolonged startup procedure, due to hold steering wheel always, because steering wheel hardness is larger and Typically it is made of the less rigid material of frictional force, easily causes fatigue, it is therefore desirable on the steering wheel provided with direction indicators cover, Both it can prevent from skidding, and increase hand comfort level, use the PVC material that the steering wheel of prior art is cased with, feel is poor, grows Time holds easy fatigue, it is often more important that environmental-protecting performance is poor, and some uses gum material, and smell is big, does not meet present vapour Car odor standards, health of human body is harmful to, some uses general T PR materials, and feel is poor, and not ageing-resistant.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of non-aging, structural strength it is good and The direction indicators cover of good weatherability.
To achieve the above object, the invention provides following technical scheme：A kind of direction indicators cover, the direction indicators cover is by weight Amount number meter includes following components：
60 parts of rubber, PS plastic 15-25 parts, PE plastics 5-8 parts, K glue 2-4 parts, elastomer 15-25 parts, rubber oil 20-25 Part, stearic acid 0.5-1 parts, rubble powder 0.5-1 parts, EVA plastics 3-8 parts, swelling agent 0.1-0.2 parts, foaming agent 0.1-0.3 parts, Resin 1-3 parts.
Further：The direction indicators cover is counted including following components in parts by weight：
60 parts of rubber, 20 parts of PS plastic, 6 parts of PE plastics, 3 parts of K glue, 20 parts of elastomer, 21 parts of rubber oil, stearic acid 0.8 Part, 0.5 part of rubble powder, 5 parts of EVA plastics, 0.1 part of swelling agent, 0.2 part of foaming agent, 2 parts of resin.
Further：The rubber is by natural rubber and butadiene rubber number 1 by weight：3 are mixed；Foaming agent is by carbonic acid Hydrogen sodium and azodicarbonamide number 1 by weight：1 is mixed.
A kind of processing technology of the direction indicators cover, it is characterized in that：The step includes：
First, grind：By rubber, PS plastic, PE plastics, K glue, elastomer, stearic acid, rubble powder, EVA plastics, resin, put Enter grinder grind into powder；
2nd, refining glue：Rubber, elastomer and rubble powder heating stirring are dried after 8 minutes, heating-up temperature is 50 degree, obtained Mixture A；To be dried after PS plastic, PE plastics, EVA plastics and resin Hybrid Heating are stirred 10 minutes, heating-up temperature is 45 degree, Mixture B is made；Mixture A and mixture B are plasticated respectively；Mixture A and mixture B after plasticating are kneaded 5 points Clock, melting temperature are 150 DEG C, add rubber oil, stearic acid and K glue and are kneaded 10 minutes, are eventually adding swelling agent and foaming agent It is kneaded 5 minutes, extrudes and powdered or graininess sizing material is made；
3rd, injection molding：Obtained powdered in step 2 or graininess sizing material is added into disk injection machine injection molding, Clamp force is controlled in 80-200 tons, and injection pressure is 70-140 tons, and injection flow is 30-90cm3/ s, injection mold temperature are 40-60 degree；
4th, sulfur foam：Sulfurizing mould sulfur foam is put into after shaping, curing temperature is 150 degree, and vulcanization setting time is Between the 2-7 seconds, vulcanization sets pressure as 19MPa.
By using above-mentioned technical proposal, have the advantages that：Direction indicators cover is non-aging, not broken, abrasion resistance And weatherability significantly increases.
Embodiment
A kind of direction indicators cover of the present invention and its processing technology embodiment are described further.
A kind of processing technology of the direction indicators cover, the step include：
First, dispensing：Meter includes following components in parts by weight：
60 parts of rubber, PS plastic 15-25 parts, PE plastics 5-8 parts, K glue 2-4 parts, elastomer 15-25 parts, rubber oil 20-25 Part, stearic acid 0.5-1 parts, rubble powder 0.5-1 parts, EVA plastics 3-8 parts, swelling agent 0.1-0.2 parts, foaming agent 0.1-0.3 parts, Resin 1-3 parts；
2nd, grind：By rubber, PS plastic, PE plastics, K glue, elastomer, stearic acid, rubble powder, EVA plastics, resin, put Enter grinder grind into powder；
3rd, refining glue：Rubber, elastomer and rubble powder heating stirring are dried after 8 minutes, heating-up temperature is 50 degree, obtained Mixture A；To be dried after PS plastic, PE plastics, EVA plastics and resin Hybrid Heating are stirred 10 minutes, heating-up temperature is 45 degree, Mixture B is made；Mixture A and mixture B are plasticated respectively；Mixture A and mixture B after plasticating are kneaded 5 points Clock, melting temperature are 150 DEG C, add rubber oil, stearic acid and K glue and are kneaded 10 minutes, are eventually adding swelling agent and foaming agent It is kneaded 5 minutes, extrudes and powdered or graininess sizing material is made.
Mixture A and mixture B are stirred in advance, then plasticated, improves plasticity, is easy to other match somebody with somebody when being kneaded Material uniformly mixing, in mixture A, elastomer is preferably thermoplastic elastomer (TPE), from reinforcing big, so that compounding ingredient is to polymer Influence restrict greatly reduce, capability and performance is more easy to grasp, and mixture B is a variety of by PS plastic, PE plastics, EVA plastics and resin Plastic material is made, and improves combination property.
K glue can increase the outward appearance flatness of direction indicators cover as toughener, during injection molding, while improve direction indicators cover Stress cracking resistance；Rubber oil is used for elasticity, pliability, workability and the easily mixing property for improving rubber；Swelling agent is used for Contraction in compensation direction disk set hardening process, improves crack resistence performance；Stearic acid is used as softening agent.
Rubber is preferably to press natural rubber and butadiene rubber number 1 by weight：3 are mixed, natural rubber it is flexible it is good, The characteristics of intensity is high, butadiene rubber have the characteristics of cold resistance, wearability, increase combination property by the combination of two kinds of rubber, Foaming agent is preferably to press sodium acid carbonate and azodicarbonamide number 1 by weight：1 is mixed, and by inorganic foaming agent and has The combination of machine class foaming agent obtains the mixing foam structure of perforate and closed pore, improves foaming effect, improves foaming quality, increase side The elasticity covered to disk, improves comfort level.
4th, injection molding：Obtained powdered in step 2 or graininess sizing material is added into disk injection machine injection molding, Clamp force is controlled in 80-200 tons, and injection pressure is 70-140 tons, and injection flow is 30-90cm3/ s, injection mold temperature are 40-60 degree；
Clamp force is preferably 80 tons, 120 tons, 200 tons, and injection pressure is preferably 70 tons, 110 tons, 140 tons, is molded flow For 30cm3/s、60cm3/s、90cm3/ s, injection mold temperature are preferably 40 degree, 50 degree, 60 degree, and molding effect is more preferable, after shaping The more excellent benefit of performance, wherein disk injection machine can also use bedroom injection machine to replace.
5th, sulfur foam：Sulfurizing mould sulfur foam is put into after shaping, curing temperature is 150 degree, and vulcanization setting time is 2-7 seconds, vulcanization set pressure as 19MPa, carry out HTHP sulfur foam, and curing efficiency is high, and vulcanization effect is good, improves direction The mechanical performance of disk set.
By above-mentioned processing technology under identical processing conditions, matched according to the different weight number of dispensing and be made following more Group embodiment, table 1：
Table 2 is made according to the performance test results of the various embodiments described above product：
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, those skilled in the art exists Common variations and alternatives are carried out in the range of technical solution of the present invention should all include within the scope of the present invention.

Claims (4)

1. a kind of direction indicators cover, it is characterized in that：The direction indicators cover is counted including following components in parts by weight：
60 parts of rubber, PS plastic 15-25 parts, PE plastics 5-8 parts, K glue 2-4 parts, elastomer 15-25 parts, rubber oil 20-25 parts, Stearic acid 0.5-1 parts, rubble powder 0.5-1 parts, EVA plastics 3-8 parts, swelling agent 0.1-0.2 parts, foaming agent 0.1-0.3 parts, resin 1-3 parts.
2. a kind of direction indicators cover according to claim 1, it is characterized in that：The direction indicators cover count in parts by weight including with Lower component：
60 parts of rubber, 20 parts of PS plastic, 6 parts of PE plastics, 3 parts of K glue, 20 parts of elastomer, 21 parts of rubber oil are 0.8 part of stearic acid, broken 0.5 part of stone flour, 5 parts of EVA plastics, 0.1 part of swelling agent, 0.2 part of foaming agent, 2 parts of resin.
3. a kind of direction indicators cover according to claim 1, it is characterized in that：The rubber is pressed by natural rubber and butadiene rubber Weight number 1：3 are mixed；Foaming agent is by sodium acid carbonate and azodicarbonamide number 1 by weight：1 is mixed.
4. a kind of processing technology for preparing direction indicators cover described in claims 1 to 3 any one, it is characterized in that：The step bag Include：
First, grind：By rubber, PS plastic, PE plastics, K glue, elastomer, stearic acid, rubble powder, EVA plastics, resin, it is put into and grinds Grinding machine grind into powder；
2nd, refining glue：Rubber, elastomer and rubble powder heating stirring are dried after 8 minutes, heating-up temperature is 50 degree, is made and mixes Thing A；Dried after PS plastic, PE plastics, EVA plastics and resin Hybrid Heating are stirred 10 minutes, heating-up temperature is 45 degree, is made Mixture B；Mixture A and mixture B are plasticated respectively；Mixture A and mixture B after plasticating are kneaded 5 minutes, are mixed It is 150 DEG C to refine temperature, adds rubber oil, stearic acid and K glue and is kneaded 10 minutes, is eventually adding swelling agent and foaming agent is kneaded 5 Minute, extrude and powdered or graininess sizing material is made；
3rd, injection molding：Obtained powdered in step 2 or graininess sizing material is added into disk injection machine injection molding, locked mode Power is controlled in 80-200 tons, and injection pressure is 70-140 tons, and injection flow is 30-90cm3/ s, injection mold temperature are 40-60 Degree；
4th, sulfur foam：Sulfurizing mould sulfur foam is put into after shaping, curing temperature is 150 degree, and vulcanization setting time is 2-7 Between second, vulcanization sets pressure as 19MPa.
CN201710890168.8A 2017-09-27 2017-09-27 A kind of direction indicators cover and its processing technology Pending CN107674261A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1327000A (en) * 2001-07-16 2001-12-19 余阿文 Improved thermoplastic elastomer material and its preparing method
CN1724589A (en) * 2005-06-17 2006-01-25 闫俊龙 Thermoplastic elastomer and its production method
CN101624461A (en) * 2009-03-10 2010-01-13 叶孙勇 Cross-linked rubber composition, application thereof, rubber grains prepared by cross-linked rubber composition, preparation method and injection method of rubber grains
US20150274972A1 (en) * 2012-10-12 2015-10-01 Alzo International, Inc. Enhanced water and transfer resistant film forming

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1327000A (en) * 2001-07-16 2001-12-19 余阿文 Improved thermoplastic elastomer material and its preparing method
CN1724589A (en) * 2005-06-17 2006-01-25 闫俊龙 Thermoplastic elastomer and its production method
CN101624461A (en) * 2009-03-10 2010-01-13 叶孙勇 Cross-linked rubber composition, application thereof, rubber grains prepared by cross-linked rubber composition, preparation method and injection method of rubber grains
US20150274972A1 (en) * 2012-10-12 2015-10-01 Alzo International, Inc. Enhanced water and transfer resistant film forming

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
杨杏等: "《化学工业标准汇编 基础标准与通用方法》", 31 July 1993, 北京：化学工业出版社 *

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