CN109096760A - Wear-resisting polyphenyl thioether composite material and preparation method thereof - Google Patents
Wear-resisting polyphenyl thioether composite material and preparation method thereof Download PDFInfo
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- CN109096760A CN109096760A CN201811010181.0A CN201811010181A CN109096760A CN 109096760 A CN109096760 A CN 109096760A CN 201811010181 A CN201811010181 A CN 201811010181A CN 109096760 A CN109096760 A CN 109096760A
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- weight
- wear
- composite material
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- polyphenyl thioether
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/02—Polythioethers; Polythioether-ethers
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
-
- 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
Abstract
The present invention relates to a kind of wear-resisting polyphenyl thioether composite materials and preparation method thereof, belong to technical field of composite materials.Solves the technical problem that polyphenylene sulfide coefficient of friction is high in the prior art.Composite material of the invention is made of 50-60 parts by weight polyphenylene sulfide, 1-2 parts by weight molybdenum disulfide, 2-3 parts by weight polytetrafluoroethylene powder, 1-1.5 parts by weight of graphite, 1.5-4 parts by weight of ethylene-octene copolymer grafted maleic anhydride, 2-5 parts by weight maleic anhydride grafted linear low-density polyethylene, 2-3.5 parts by weight sulfonated styrene-butadiene-styrol copolymer, 0.5-1 parts by weight ethylenebisstearamide, 0.5-2 weight account polyethylene wax and 0.5-2 parts by weight coupling agent.The composite material has good wearability, and coefficient of friction is low, and abrasion loss is low.
Description
Technical field
The invention belongs to technical field of composite materials, and in particular to a kind of wear-resisting polyphenyl thioether composite material and its preparation side
Method.
Background technique
Polyphenylene sulfide (PPS) full name is polyphenylene thioether, is the thermoplastic resin that thiophenyl is had in molecular backbone.Polyphenyl
Thioether has excellent thermal stability, and short-term heat resistance and the thermal stability being used continuously for a long time are superior to engineerings all at present
Plastics.Chemical corrosion resistance, polyphenylene sulfide resistance to chemical corrosion and is known as " kings of plastics " polytetrafluoroethylene (PTFE), 200
DEG C hereinafter, it can be dissolved almost without solvent.The melt viscosity of physical mechanical property, PPS resin is very low, good fluidity,
With high stretch-resistance, impact resistance, counter-bending and ductility.Dimensional stability, polyphenylene sulfide injection-molded item have good
Good creep resistance, linear expansion coefficient is low, and dimensional stability is very good.Adhesive property, polyphenylene sulfide is to glass, aluminium, no
Rust steel etc. has very high adhesive strength, the cohesive force of glass is even greater than to the adhesive strength of glass, due to good
Corrosion resistance and adhesive property extremely preferably make the lining of chemical industry equipment.In addition, the chemical structure of polyphenylene sulfide itself make it have it is good
Good difficult to burn performance, it is not necessary that fire retardant is added.Since polyphenylene sulfide has many advantages, such as, in automobile manufacture, electricity
Sub electrical, chemical industry, instrument and meter and aerospace industry etc. have a wide range of applications.But the coefficient of friction of PPS is higher, reaches
0.45-0.57, wear hardness is poor, and effect is poor in terms of being used in machine components, such as bearing.
Summary of the invention
In view of this, the present invention is to solve the high technical problem of polyphenylene sulfide coefficient of friction in the prior art, one kind is provided
Wear-resisting polyphenyl thioether composite material and preparation method thereof.
It is as follows that the present invention solves the technical solution that above-mentioned technical problem is taken.
Wear-resisting polyphenyl thioether composite material of the invention, composition and parts by weight are as follows:
Preferably, the polyphenylene sulfide weight average molecular weight is 20000-600000.
Preferably, the molybdenum disulfide partial size is 6000-8000 mesh.
Preferably, the coupling agent is one of silane coupling agent, titanate coupling agent, aluminate coupling agent or more
The mixture of kind.
Preferably, coupling agent is gamma-aminopropyl-triethoxy-silane, γ-glycidyl ether oxygen propyl trimethoxy silicon
Alkane, N- (β-aminoethyl)-gamma-aminopropyl-triethoxy-silane, three stearic acid titanate esters of isopropyl, bis- (two octyloxy pyrophosphoric acids
Ester group) one or more of ethylene titanate esters mixture.
It preferably, further include light stabilizer, light stabilizer is UV-6408 or UV-2908.
The present invention also provides the preparation methods of above-mentioned wear-resisting polyphenyl thioether composite material, and steps are as follows:
Step 1: composition and ratio are pressed, polyphenylene sulfide, molybdenum disulfide, polytetrafluoroethylene powder, graphite, ethylene-octene is total
Polymers grafted maleic anhydride, maleic anhydride grafted linear low density polyethylene, sulfonated styrene-butadiene-styrol copolymer,
Ethylenebisstearamide, polyethylene wax and coupling agent composition, are added in high speed ingredient blender, are uniformly mixed, are premixed
Material；
Step 2: premix is added in extruder, extruding pelletization obtains wear-resisting Polyethersulfone Composites.
Preferably, squeezing out processing temperature is 280-310 DEG C.
Compared with the prior art, the invention has the benefit that
Wear-resisting polyphenyl thioether composite material provided by the invention has good wearability, and dynamic dry friction coefficient is
0.08-0.09, abrasion loss are only 11-13mg.
Specific embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described below with reference to embodiment, still
It should be appreciated that these descriptions are only further explanation the features and advantages of the present invention, rather than to the claims in the present invention
Limitation.
Embodiment 1
Wear-resisting polyphenyl thioether composite material, by 50 parts by weight polyphenylene sulfides, 1 parts by weight molybdenum disulfide, 2 parts by weight polytetrafluoros
Ethylene powder, 1 parts by weight of graphite, 1.5 parts by weight of ethylene-octene copolymer grafted maleic anhydride, 2 parts by weight maleic anhydride are grafted line
Property low density polyethylene (LDPE), 2 parts by weight sulfonated styrene-butadienes-styrol copolymer, 0.5 parts by weight ethylenebis stearoyl
Amine, 0.5 weight account polyethylene wax and 0.5 parts by weight coupling agent gamma-aminopropyl-triethoxy-silane composition.
The preparation method of above-mentioned wear-resisting polyphenyl thioether composite material, steps are as follows:
Step 1: composition and ratio are pressed, polyphenylene sulfide, molybdenum disulfide, polytetrafluoroethylene powder, graphite, ethylene-octene is total
Polymers grafted maleic anhydride, maleic anhydride grafted linear low density polyethylene, sulfonated styrene-butadiene-styrol copolymer,
Ethylenebisstearamide, polyethylene wax and coupling agent composition, are added in high speed ingredient blender, are uniformly mixed, are premixed
Material；
Step 2: premix is added in extruder, extruding pelletization obtains wear-resisting Polyethersulfone Composites.
Embodiment 2
Wear-resisting polyphenyl thioether composite material, by 60 parts by weight polyphenylene sulfides, 2 parts by weight molybdenum disulfide, 3 parts by weight polytetrafluoros
Ethylene powder, 1.5 parts by weight of graphite, 4 parts by weight of ethylene-octene copolymer grafted maleic anhydride, 5 parts by weight maleic anhydride are grafted line
Property low density polyethylene (LDPE), 3.5 parts by weight sulfonated styrene-butadienes-styrol copolymer, 1 parts by weight ethylenebis stearoyl
Amine, 2 weight account polyethylene waxes and 2 parts by weight coupling agent gamma-aminopropyl-triethoxy-silanes composition.
The preparation method of above-mentioned wear-resisting polyphenyl thioether composite material, steps are as follows:
Step 1: composition and ratio are pressed, polyphenylene sulfide, molybdenum disulfide, polytetrafluoroethylene powder, graphite, ethylene-octene is total
Polymers grafted maleic anhydride, maleic anhydride grafted linear low density polyethylene, sulfonated styrene-butadiene-styrol copolymer,
Ethylenebisstearamide, polyethylene wax and coupling agent composition, are added in high speed ingredient blender, are uniformly mixed, are premixed
Material；
Step 2: premix is added in extruder, extruding pelletization obtains wear-resisting Polyethersulfone Composites.
Embodiment 3
Wear-resisting polyphenyl thioether composite material is gathered by 55 parts by weight polyphenylene sulfides, 1.5 parts by weight molybdenum disulfide, 2.5 parts by weight
Tetrafluoroethene powder, 1 parts by weight of graphite, 3 parts by weight of ethylene-octene copolymer grafted maleic anhydride, the grafting of 4 parts by weight maleic anhydride
Linear low density polyethylene, 3 parts by weight sulfonated styrene-butadienes-styrol copolymer, 0.7 parts by weight ethylenebis are stearic
Amide, 1.5 weight account polyethylene waxes and 1.5 parts by weight coupling agent gamma-aminopropyl-triethoxy-silanes composition.
The preparation method of above-mentioned wear-resisting polyphenyl thioether composite material, steps are as follows:
Step 1: composition and ratio are pressed, polyphenylene sulfide, molybdenum disulfide, polytetrafluoroethylene powder, graphite, ethylene-octene is total
Polymers grafted maleic anhydride, maleic anhydride grafted linear low density polyethylene, sulfonated styrene-butadiene-styrol copolymer,
Ethylenebisstearamide, polyethylene wax and coupling agent composition, are added in high speed ingredient blender, are uniformly mixed, are premixed
Material；
Step 2: premix is added in extruder, extruding pelletization obtains wear-resisting Polyethersulfone Composites.
The wearability of the wear-resisting polyphenyl thioether composite material of embodiment 1-3 is detected (GB 5478-85), detection knot
Fruit is as shown in table 1.
The performance characterization of the wear-resisting polyphenyl thioether composite material of 1 embodiment 1-3 of table
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. wear-resisting polyphenyl thioether composite material, which is characterized in that composition and parts by weight are as follows:
2. wear-resisting polyphenyl thioether composite material according to claim 1, which is characterized in that the polyphenylene sulfide Weight-average molecular
Amount is 20000-600000.
3. wear-resisting polyphenyl thioether composite material according to claim 1, which is characterized in that the molybdenum disulfide partial size is
6000-8000 mesh.
4. wear-resisting polyphenyl thioether composite material according to claim 1, which is characterized in that the coupling agent is silane coupled
One of agent, titanate coupling agent, aluminate coupling agent or a variety of mixtures.
5. wear-resisting polyphenyl thioether composite material according to claim 4, which is characterized in that coupling agent is γ-aminopropyl three
Ethoxysilane, γ-glycidyl ether oxygen propyl trimethoxy silicane, N- (β-aminoethyl)-gamma-aminopropyl-triethoxy silicon
The mixing of one or more of alkane, three stearic acid titanate esters of isopropyl, Di(dioctylpyrophosphato) ethylene titanate
Object.
6. wear-resisting polyphenyl thioether composite material according to claim 1, which is characterized in that further include light stabilizer, light is steady
Determining agent is UV-6408 or UV-2908.
7. the preparation method of wear-resisting polyphenyl thioether composite material described in claim 1-6 any one, which is characterized in that step
It is as follows:
Step 1: composition and ratio are pressed, by polyphenylene sulfide, molybdenum disulfide, polytetrafluoroethylene powder, graphite, ethylene-octene copolymer
Grafted maleic anhydride, maleic anhydride grafted linear low density polyethylene, sulfonated styrene-butadiene-styrol copolymer, sub- second
Base bis-stearamides, polyethylene wax and coupling agent composition, are added in high speed ingredient blender, are uniformly mixed, obtain premix；
Step 2: premix is added in extruder, extruding pelletization obtains wear-resisting polyphenyl thioether composite material.
8. the preparation method of wear-resisting polyphenyl thioether composite material according to claim 7, which is characterized in that squeeze out processing temperature
Degree is 280-310 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811010181.0A CN109096760A (en) | 2018-08-31 | 2018-08-31 | Wear-resisting polyphenyl thioether composite material and preparation method thereof |
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| CN201811010181.0A CN109096760A (en) | 2018-08-31 | 2018-08-31 | Wear-resisting polyphenyl thioether composite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171569A (en) * | 2020-02-13 | 2020-05-19 | 庄盛光 | Polyphenylene sulfide/polyether sulfone wear-resistant composite board and preparation method thereof |
| CN112876975A (en) * | 2021-01-19 | 2021-06-01 | 上海铂斯海特材料科技有限公司 | Bolt fastener lubricating anticorrosive coating |
-
2018
- 2018-08-31 CN CN201811010181.0A patent/CN109096760A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171569A (en) * | 2020-02-13 | 2020-05-19 | 庄盛光 | Polyphenylene sulfide/polyether sulfone wear-resistant composite board and preparation method thereof |
| CN112876975A (en) * | 2021-01-19 | 2021-06-01 | 上海铂斯海特材料科技有限公司 | Bolt fastener lubricating anticorrosive coating |
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Application publication date: 20181228 |