CN104046011A - Ageing-resistant nylon composite for automobile engine cylinder cover and preparation method thereof - Google Patents

Ageing-resistant nylon composite for automobile engine cylinder cover and preparation method thereof Download PDF

Info

Publication number
CN104046011A
CN104046011A CN201410213883.4A CN201410213883A CN104046011A CN 104046011 A CN104046011 A CN 104046011A CN 201410213883 A CN201410213883 A CN 201410213883A CN 104046011 A CN104046011 A CN 104046011A
Authority
CN
China
Prior art keywords
parts
nylon composite
cylinder cover
engine cylinder
kaolin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201410213883.4A
Other languages
Chinese (zh)
Inventor
王玉宝
詹金珠
张如宏
陈士坤
崔伟东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANHUI ANLAN MOULD Co Ltd
Original Assignee
ANHUI ANLAN MOULD Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ANHUI ANLAN MOULD Co Ltd filed Critical ANHUI ANLAN MOULD Co Ltd
Priority to CN201410213883.4A priority Critical patent/CN104046011A/en
Publication of CN104046011A publication Critical patent/CN104046011A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • 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
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/068—Ultra high molecular weight polyethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses an ageing-resistant nylon composite for an automobile engine cylinder cover and a preparation method thereof. The ageing-resistant nylon composite is prepared from the following raw materials by weight: 50 to 60 parts of nylon 612, 25 to 45 parts of ultrahigh molecular weight polyethylene, 15 to 25 parts of ethylene-tetrafluoroethylene copolymer, 7 to 14 parts of gypsum powder, 10 to 15 parts of fine ceramic powder, 9 to 16 parts of pyrophyllite powder, 10 to 15 parts of modified kaolin, 5 to 10 parts of zinc oxide whisker, 4 to 8 parts of perfluoropolyether lubricating grease, 5 to 10 parts of molybdenum disulfide, 3 to 6 parts of Chinese wax, 1 to 2 parts of 2-phenylindole, 2 to 3 parts of zinc ricinoleate, 1 to 2 parts of calcium ricinoleate, 2 to 3 parts of N,N'-dimethylphenylsulfonamide, 1 to 2 parts of 2-hydroxy-4-methoxybenzophenone, 1.5 to 2.5 parts of dibutyltin diacetate and 2 to 3 parts of tetrakis-(2,4-di-tert-butylphenyl)-4,4'-biphenyldiphosphonite. The nylon composite provided by the invention has excellent physical and mechanical properties, ageing resistance, fatigue resistance and corrosion resistance, can totally replace a metal material for application in manufacturing of the automobile engine cylinder cover and has industrial application prospects.

Description

Anti-aging nylon composite materials of Motor Engine Cylinder cover cap and preparation method thereof
Technical field
The present invention relates to anti-aging nylon composite materials of a kind of Motor Engine Cylinder cover cap and preparation method thereof, belong to nylon material field.
Background technology
In recent decades, automotive industry develops rapidly, the main direction of automotive research be light weight, energy-saving and cost-reducing, reduce discharge and improve safety performance, adopt functional part made of plastic application in automobile more and more extensive.Nylon because intensity is high, heat-resisting, oil resistant, chemical-resistant resistance, self-lubricating, certainly put out, the excellent over-all properties such as antidetonation, noise-proofing, easily processing, recoverable, source abundance, the application on automobile is greatly developed.Cylinder head cover is as the key part of motor car engine, under the high temperature of nearly 150 DEG C, work for a long time, and bear the erosion of the poor and high temperature oil of shock load, cylinder external and internal pressure, therefore very harsh to the performance requriements of material, except will thering is very high physical strength, erosion resistance and resistance to fatigue, also should possess excellent ageing resistance.
Summary of the invention
The object of the present invention is to provide anti-aging nylon composite materials of a kind of Motor Engine Cylinder cover cap and preparation method thereof.This nylon composite materials has excellent resistance to deterioration, resistance to fatigue, erosion resistance and higher physical strength.
For achieving the above object.The technical solution used in the present invention is as follows:
The anti-aging nylon composite materials of a kind of Motor Engine Cylinder cover cap, raw material by following weight part is made: nylon 612 50-60, ultrahigh molecular weight polyethylene(UHMWPE) 25-45, ethylene-tetrafluoroethylene copolymer 15-25, terra alba 7-14, ceramic 10-15, pyrophyllite powder 9-16, modified kaolin 10-15, ZnOw 5-10, Perfluoropolyether lubricating grease 4-8, molybdenumdisulphide 5-10, Insect Wax 3-6, 2-phenylindone 1-2, zinc ricinate 2-3, ricinolic acid calcium 1-2, N-N dimethyl benzene sulfonamide 2-3, ESCALOL 567 1-2, dibutyltin diacetate 1.5-2.5, four (2, 4-di-tert-butyl-phenyl)-4, 4'-xenyl bis-phosphite 2-3,
The preparation method of described modified kaolin is as follows: it is that 20% hydrochloric acid soln soaks 1-2h that kaolin is put into concentration by (1), filter, be washed with distilled water to neutrality, dry, 620-680 DEG C of calcining 1-2h, naturally cools to room temperature, pulverize, sieve, the suspension that concentration is 45-55% is made in the ultrasonic dispersion that adds water, stand-by, (2) ratio of 1:1-2 is dissolved in 2-3 by butyl (tetra) titanate, tetraethoxy and doubly measures dehydrated alcohol in molar ratio, is that 15% glacial acetic acid solution regulates PH to 4-5 by concentration, and magnetic agitation 1-2h, obtains colloidal solution, (3) suspension that 1:1.5-2 makes step (1) in mass ratio mixes with the colloidal solution that step (2) makes, add again the nanometer silicon carbide of mixed solution weight 3-5%, the zinc sulfate of 2-4%, the Arlacel-80 heating in water bath of 1-2% is to 50-60 DEG C, stir 1-2h, filter, dry, 650-700 DEG C of calcining 1-2h, naturally cool to room temperature, add the glycidyl methacrylate that is equivalent to kaolin weight 3-5%, the stearic acid of 2-3% and the N-of 1-2% (β-aminoethyl)-γ-aminopropyltrimethoxysilane, 2000-3000rpm high-speed stirring 10-15min, stand-by, (4) take step (3) kaolin after treatment and solid content is 45% styrene-butadiene latex by weight the ratio of 1:3-4, mix, then add and be equivalent to the vinylformic acid of styrene-butadiene emulsion weight 10-15%, the vinyl acetate of 5-10%, the methyl methacrylate of 3-6%, emulsifier op-10, the sodium lauryl sulphate of 1-2% and the Potassium Persulphate of 1-2% of 2-3%, heating in water bath is to 70-80 DEG C, stir 2-3h, leave standstill 20-30min, filter, dry.
The preparation method of the anti-aging nylon composite materials of Motor Engine Cylinder cover cap of the present invention, comprises the following steps:
(1) nylon 612, ultrahigh molecular weight polyethylene(UHMWPE), ceramic, pyrophyllite powder, modified kaolin, Perfluoropolyether lubricating grease, molybdenumdisulphide, 2-phenylindone, dibutyltin diacetate are added in mill, at 60-70 DEG C of mixing 5-10min, then add remaining raw material, mixing 4-8min at 80-90 DEG C, is cooled to 40 DEG C of dischargings when following;
(2) material mixing is dropped in twin screw extruder; Ge district processing temperature is arranged between 275-295 DEG C, engine speed blend under 150-250r/min, extrude; after cooling, through dicing machine pelletizing, pellet again drying, screening, packaging gets product.
Beneficial effect of the present invention:
Nylon composite materials of the present invention has excellent physical and mechanical properties and ageing resistance, the damp and hot accelerated deterioration tensile strength of 3500h only declines 9.6%, flexural strength declines 11.2%, notched Izod impact strength declines 3.8%, there is excellent resistance to fatigue and erosion resistance simultaneously, can be applied to manufacture Motor Engine Cylinder cover cap by alternative metals material completely, there is industrial applications prospect.
Embodiment
The anti-aging nylon composite materials of a kind of Motor Engine Cylinder cover cap, raw material by following weight part is made: nylon 612 60, ultrahigh molecular weight polyethylene(UHMWPE) 30, ethylene-tetrafluoroethylene copolymer 20, terra alba 12, ceramic 15, pyrophyllite powder 14, modified kaolin 12, ZnOw 7, Perfluoropolyether lubricating grease 6, molybdenumdisulphide 8, Insect Wax 4, 2-phenylindone 1.5, zinc ricinate 2, ricinolic acid calcium 1.5, N-N dimethyl benzene sulfonamide 2, ESCALOL 567 1.5, dibutyltin diacetate 2, four (2, 4-di-tert-butyl-phenyl)-4, 4'-xenyl bis-phosphite 2,
The preparation method of described modified kaolin is as follows: it is that 20% hydrochloric acid soln soaks 2h that kaolin is put into concentration by (1), filter, be washed with distilled water to neutrality, dry, 680 DEG C of calcining 1h, naturally cool to room temperature, pulverize, sieve, it is 55% suspension that concentration is made in the ultrasonic dispersion that adds water, stand-by; (2) butyl (tetra) titanate, tetraethoxy are dissolved in 3 times of amount dehydrated alcohols by the ratio of 1:2 in molar ratio, is that 15% glacial acetic acid solution regulates PH to 5 by concentration, and magnetic agitation 2h, obtains colloidal solution; (3) suspension that 1:2 makes step (1) in mass ratio mixes with the colloidal solution that step (2) makes, add again the nanometer silicon carbide of mixed solution weight 5%, 4% zinc sulfate, 2% Arlacel-80 heating in water bath to 60 DEG C, stir 2h, filter, dry, 700 DEG C of calcining 2h, naturally cool to room temperature, add the glycidyl methacrylate, 3% stearic acid and 2% N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane that are equivalent to kaolin weight 5%, 3000rpm high-speed stirring 10min, stand-by; (4) take step (3) kaolin after treatment and solid content is 45% styrene-butadiene latex by weight the ratio of 1:4, mix, then add vinylformic acid, 10% vinyl acetate, 6% methyl methacrylate, 3% the emulsifier op-10,2% sodium lauryl sulphate and 2% the Potassium Persulphate that are equivalent to styrene-butadiene emulsion weight 15%, heating in water bath to 80 DEG C, stir 2h, leave standstill 30min, filter, dry.
The preparation method of the anti-aging nylon composite materials of Motor Engine Cylinder cover cap, comprises the following steps:
(1) nylon 612, ultrahigh molecular weight polyethylene(UHMWPE), ceramic, pyrophyllite powder, modified kaolin, Perfluoropolyether lubricating grease, molybdenumdisulphide, 2-phenylindone, dibutyltin diacetate are added in mill, at 60-70 DEG C of mixing 5-10min, then add remaining raw material, mixing 4-8min at 80-90 DEG C, is cooled to 40 DEG C of dischargings when following;
(2) material mixing is dropped in twin screw extruder; Ge district processing temperature is arranged between 275-295 DEG C, engine speed blend under 150-250r/min, extrude; after cooling, through dicing machine pelletizing, pellet again drying, screening, packaging gets product.
The above-mentioned nylon composite materials making has excellent ageing resistance, and the damp and hot accelerated deterioration tensile strength of 3500h only declines 9.6%, and flexural strength declines 11.2%, and notched Izod impact strength declines 3.8%.
The Performance Detection of the nylon composite materials that the present embodiment makes is as shown in the table:
Project Testing standard Test result
Tensile strength (MPa) TSO527 135
Elongation (%) TSO527 192
Flexural strength (MPa) TSO178 128
Modulus in flexure (MPa) TSO178 4650
Notched Izod impact strength (23 DEG C, KJ/m 2) TSO180 106
Notched Izod impact strength (50 DEG C, KJ/m 2) TSO180 38
Heat-drawn wire (1.82MPa, DEG C) TSO75 188

Claims (2)

1. the anti-aging nylon composite materials of Motor Engine Cylinder cover cap, it is characterized in that, raw material by following weight part is made: nylon 612 50-60, ultrahigh molecular weight polyethylene(UHMWPE) 25-45, ethylene-tetrafluoroethylene copolymer 15-25, terra alba 7-14, ceramic 10-15, pyrophyllite powder 9-16, modified kaolin 10-15, ZnOw 5-10, Perfluoropolyether lubricating grease 4-8, molybdenumdisulphide 5-10, Insect Wax 3-6, 2-phenylindone 1-2, zinc ricinate 2-3, ricinolic acid calcium 1-2, N-N dimethyl benzene sulfonamide 2-3, ESCALOL 567 1-2, dibutyltin diacetate 1.5-2.5, four (2, 4-di-tert-butyl-phenyl)-4, 4'-xenyl bis-phosphite 2-3,
The preparation method of described modified kaolin is as follows: it is that 20% hydrochloric acid soln soaks 1-2h that kaolin is put into concentration by (1), filter, be washed with distilled water to neutrality, dry, 620-680 DEG C of calcining 1-2h, naturally cools to room temperature, pulverize, sieve, the suspension that concentration is 45-55% is made in the ultrasonic dispersion that adds water, stand-by, (2) ratio of 1:1-2 is dissolved in 2-3 by butyl (tetra) titanate, tetraethoxy and doubly measures dehydrated alcohol in molar ratio, is that 15% glacial acetic acid solution regulates PH to 4-5 by concentration, and magnetic agitation 1-2h, obtains colloidal solution, (3) suspension that 1:1.5-2 makes step (1) in mass ratio mixes with the colloidal solution that step (2) makes, add again the nanometer silicon carbide of mixed solution weight 3-5%, the zinc sulfate of 2-4%, the Arlacel-80 heating in water bath of 1-2% is to 50-60 DEG C, stir 1-2h, filter, dry, 650-700 DEG C of calcining 1-2h, naturally cool to room temperature, add the glycidyl methacrylate that is equivalent to kaolin weight 3-5%, the stearic acid of 2-3% and the N-of 1-2% (β-aminoethyl)-γ-aminopropyltrimethoxysilane, 2000-3000rpm high-speed stirring 10-15min, stand-by, (4) take step (3) kaolin after treatment and solid content is 45% styrene-butadiene latex by weight the ratio of 1:3-4, mix, then add and be equivalent to the vinylformic acid of styrene-butadiene emulsion weight 10-15%, the vinyl acetate of 5-10%, the methyl methacrylate of 3-6%, emulsifier op-10, the sodium lauryl sulphate of 1-2% and the Potassium Persulphate of 1-2% of 2-3%, heating in water bath is to 70-80 DEG C, stir 2-3h, leave standstill 20-30min, filter, dry.
2. the preparation method of the anti-aging nylon composite materials of Motor Engine Cylinder cover cap as claimed in claim 1, is characterized in that comprising the following steps:
(1) nylon 612, ultrahigh molecular weight polyethylene(UHMWPE), ceramic, pyrophyllite powder, modified kaolin, Perfluoropolyether lubricating grease, molybdenumdisulphide, 2-phenylindone, dibutyltin diacetate are added in mill, at 60-70 DEG C of mixing 5-10min, then add remaining raw material, mixing 4-8min at 80-90 DEG C, is cooled to 40 DEG C of dischargings when following;
(2) material mixing is dropped in twin screw extruder; Ge district processing temperature is arranged between 275-295 DEG C, engine speed blend under 150-250r/min, extrude; after cooling, through dicing machine pelletizing, pellet again drying, screening, packaging gets product.
CN201410213883.4A 2014-05-19 2014-05-19 Ageing-resistant nylon composite for automobile engine cylinder cover and preparation method thereof Withdrawn CN104046011A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410213883.4A CN104046011A (en) 2014-05-19 2014-05-19 Ageing-resistant nylon composite for automobile engine cylinder cover and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410213883.4A CN104046011A (en) 2014-05-19 2014-05-19 Ageing-resistant nylon composite for automobile engine cylinder cover and preparation method thereof

Publications (1)

Publication Number Publication Date
CN104046011A true CN104046011A (en) 2014-09-17

Family

ID=51499427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410213883.4A Withdrawn CN104046011A (en) 2014-05-19 2014-05-19 Ageing-resistant nylon composite for automobile engine cylinder cover and preparation method thereof

Country Status (1)

Country Link
CN (1) CN104046011A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104356478A (en) * 2014-11-06 2015-02-18 南通亨特管业有限公司 High-hardness and high-fracture-toughness PE pipe preparation method
CN105086442A (en) * 2015-08-25 2015-11-25 安徽安缆模具有限公司 High-temperature-resistant anti-aging nylon material for engine cover and preparation method of nylon material
CN106283310A (en) * 2016-08-30 2017-01-04 安徽翰文运动用品股份有限公司 It is exclusively used in the nylon wire of racket
CN109790385A (en) * 2016-09-30 2019-05-21 日产化学株式会社 Bridging property organopolysiloxane composition, its solidfied material and LED matrix

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102702733A (en) * 2012-06-15 2012-10-03 东莞市意普万尼龙科技股份有限公司 Composite material special for blow molding of reinforced nylon air inlet pipe and preparation method thereof
CN102977598A (en) * 2012-08-20 2013-03-20 安徽凯迪电气有限公司 PBT modified nylon PA66 particle material, as well as its preparation method and application in vehicles

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102702733A (en) * 2012-06-15 2012-10-03 东莞市意普万尼龙科技股份有限公司 Composite material special for blow molding of reinforced nylon air inlet pipe and preparation method thereof
CN102977598A (en) * 2012-08-20 2013-03-20 安徽凯迪电气有限公司 PBT modified nylon PA66 particle material, as well as its preparation method and application in vehicles

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104356478A (en) * 2014-11-06 2015-02-18 南通亨特管业有限公司 High-hardness and high-fracture-toughness PE pipe preparation method
CN104356478B (en) * 2014-11-06 2016-09-28 南通亨特管业有限公司 The preparation method of the PE pipe that a kind of hardness is high, fracture toughness is high
CN105086442A (en) * 2015-08-25 2015-11-25 安徽安缆模具有限公司 High-temperature-resistant anti-aging nylon material for engine cover and preparation method of nylon material
CN106283310A (en) * 2016-08-30 2017-01-04 安徽翰文运动用品股份有限公司 It is exclusively used in the nylon wire of racket
CN109790385A (en) * 2016-09-30 2019-05-21 日产化学株式会社 Bridging property organopolysiloxane composition, its solidfied material and LED matrix
CN109790385B (en) * 2016-09-30 2021-09-21 日产化学株式会社 Crosslinkable organopolysiloxane composition, cured product thereof, and LED device

Similar Documents

Publication Publication Date Title
CN104046003A (en) Low-temperature-resistant automobile nylon composite and preparation method thereof
CN104046011A (en) Ageing-resistant nylon composite for automobile engine cylinder cover and preparation method thereof
CN104046013A (en) Fatigue-resistant automobile fender nylon composite and preparation method thereof
CN104046012A (en) High-strength wear-resistant nylon 66 composite for automobile clutch release bearing and preparation method thereof
CN102492213B (en) Rotational molding grade cross-linked polyethylene wear-resistant composite and preparation method thereof
CN107057330A (en) A kind of abrasion-proof and cold-resistant CABLE MATERIALS and preparation method thereof
CN103524806A (en) High-strength heat-aging-resistant modified nitrile rubber cable material
CN105038114A (en) Composite material reinforced through fiber
US20160207835A1 (en) Plastic stone composite
CN103788445B (en) A kind of High molecular weight polyethylene composition
CN104046014A (en) Halogen-free flame-retardant automobile nylon composite and preparation method thereof
CN104046006A (en) High-impact-resistance automobile nylon composite and preparation method thereof
CN111171394A (en) Rubber diaphragm sizing material composition for automobile brake chamber and preparation method thereof
CN103450532A (en) Preparation method of polyethylene PE nanoscale reinforced and modified particles
KR101935206B1 (en) Thermochemical Polyurethan Yarn
CN103665841A (en) Antistatic waterproof modified nylon 12 material for automobile plastic part
CN109021342B (en) High-performance hydrogenated nitrile-based rubber compound and preparation method thereof
CN104046004A (en) Chemical-attack-resistant nylon composite for automobile water chamber and preparation method thereof
CN104046005A (en) Oil-resistant nylon 12 composite for automobile oil pipe and preparation method thereof
CN104151819A (en) Creep-resisting nylon 46/thermoplastic polyester elastomer composite material for automobiles and preparation method thereof
CN102977431B (en) Preparation method of rubber material for preparing heat and compressive deformation resistant rubber products for vehicle pipelines
CN106674742A (en) PP (polypropylene) composite for thin-walled automobile bumper and preparation method of PP composite
CN113462036B (en) Melting and chemical modification material for rubber-plastic waterstop and preparation method thereof
CN106188952B (en) A kind of PVC additives for process and preparation method thereof
Lay et al. Effect of nanosilica fillers on the cure characteristics and mechanical properties of natural rubber composites

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20140917

WW01 Invention patent application withdrawn after publication