CN105504530A - Wear-resistant polypropylene composite material and preparation method thereof - Google Patents
Wear-resistant polypropylene composite material and preparation method thereof Download PDFInfo
- Publication number
- CN105504530A CN105504530A CN201511020596.2A CN201511020596A CN105504530A CN 105504530 A CN105504530 A CN 105504530A CN 201511020596 A CN201511020596 A CN 201511020596A CN 105504530 A CN105504530 A CN 105504530A
- Authority
- CN
- China
- Prior art keywords
- wear
- composite material
- district
- polypropylene
- material according
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/14—Copolymers of propene
-
- 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
Landscapes
- Chemical & Material Sciences (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 a wear-resistant polypropylene composite material and a preparation method thereof. The wear-resistant polypropylene composite material comprises the following components in percentage by weight: 44-99.4% of polypropylene, 0-20% of elastomer, 0.5-5.0% of fluorine-containing surface modifier, 0-30% of talc powder and 0.1-1.0% of heat stabilizer. In the invention, the fluorine-containing surface modifier which can reduce the friction coefficient of the product surface is added in the material formula, the fluorine-containing surface modifier tends to transfer to the product surface under the effect of mechanical shear stress, and the active ingredients in the structure form an Internet-like structure, thus the wear damage degree of the product surface can be effectively reduced when the rubbing effect of external force is applied to the product surface, and the wear resistance of the polypropylene composite material is improved.
Description
Technical field
The present invention relates to a kind of wear-resisting acrylic composite; The present invention gives a kind of preparation method of wear-resisting polypropene composite material.
Background technology
Polypropylene is widely used in the general purpose material in the fields such as furniture appliance, automobile, aerospace as becoming, but when polypropylene is as friction materials, there is the deadly defect that low temperature brittleness is given prominence to, self friction coefficient is large, wear rate is high, for this problem, people attempt adopting various method to solve.Application number 201220214387.1 discloses a kind of scraping-resistant polypropylene material and preparation method thereof, and the method improves the scratch resistance of material by adding abrasion resistant carbon black, but owing to adding carbon black, material appearance is greatly affected, and limits its range of application; Application number 201301899025.6 discloses a kind of wear-resisting PP/PE matrix material, and the method mainly adopts inorganic nano material to improve PP/PE plastic alloy material wear resistance, but uses inorganic nano material to make cost higher; Application number 201410460436.9 discloses a kind of wear-resisting polypropene material and preparation method thereof, and the method mainly adopts calcium carbonate crystal whisker to improve the crocking resistance of polypropylene material, but this method can affect the distribution performance of material.
Fluorochemical surface properties-correcting agent is a kind of through surperficial special processing, containing a kind of active group in molecular structure, it can move to product surface and form similar crosslinked reticulated structure under external force shearing action, when external force friction goods surface, absorption is consumed stress energy by this reticulated structure, thus realizes the wear resisting property improving kind product surface.
Summary of the invention
The object of the present invention is to provide a kind of wear-resisting polypropene composite material and preparation method thereof, the crocking resistance of polypropylene articles can be improved, to solve the phenomenon that surface abrasion easily appears in polypropylene articles in association area use procedure.
The object of the invention is to be achieved through the following technical solutions.
A kind of wear-resisting polypropene composite material, is made up of following raw material by weight percentage:
In above-mentioned wear-resisting polypropene composite material,
Described polypropylene is Co-polypropylene, and melt flow rate (MFR) is 0.3 ~ 30g/10min, and Co-polypropylene is block copolymerization polypropylene.
Described elastomerics is the mixture of one or more in ethene-propylene copolymer, ethene-alkene copolymer, ethene-butylene copolymer and ethene-octene copolymer, and its density is 0.85 ~ 0.90g/cm3.
Described talcous median size is 1000 ~ 10000 orders.
Described fluorochemical surface properties-correcting agent main component is high molecular weight polytetrafluoroethyldispersions, and particle diameter is greater than 3350 microns.
The present invention by adding fluorochemical surface properties-correcting agent in material prescription, in extrusion moulding process, fluorochemical surface properties-correcting agent tends to migrate to product surface by mechanical shearing stress, active group in its structure can form similar cross-linked structure, thus make product surface when being subject to external force rubbing effect, effectively can reduce the friction extent of injury of product surface, and then realize the rub resistance effect of polypropylene composite material.
Described oxidation inhibitor comprises primary antioxidant and auxiliary anti-oxidant, and primary antioxidant selects one or more in Hinered phenols antioxidant; Auxiliary anti-oxidant selects the mixture of one or more in phosphite ester kind antioxidant.
Preferably, described primary antioxidant is selected from one or more in 1010,3114 and DSTP; Auxiliary anti-oxidant be selected from 618 and 168 one or both.
The preparation method of above-mentioned this wear-resisting polypropene composite material, comprises the steps:
1) each component is taken by weight percentage;
2) by polypropylene, elastomerics, fluorochemical surface properties-correcting agent high-speed mixer and mixing 1 ~ 3 minute, then add talcum powder, oxidation inhibitor remix obtain Preblend in 1 ~ 3 minute;
3) Preblend melt extrudes through twin screw extruder, granulation, and its concrete technology is: extruder temperature controller one district 160-180 DEG C, two district 200-210 DEG C, three district 210-220 DEG C, four district 210-220 DEG C, five district 210-220 DEG C, six district 205-215, seven district 200-210, pressure 12-18MPa.
Embodiment
By the following examples implementation method of the present invention is specifically described, but does not limit interest field of the present invention.
In an embodiment, described polypropylene is the Co-polypropylene of SK company of Korea S, commodity are called B380G, described fluorochemical surface properties-correcting agent comes U.S. 3M (China) company, described elastomerics is from EXXON Mobil Corp., and described oxidation inhibitor is the antioxidant 1010 that double bond chemical industry (Shanghai) Co., Ltd. produces, and commodity are called CibaSCIrganox, chemical name is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester; And irgasfos 168, chemical name is three [2.4-di-tert-butyl-phenyl] phosphorous acid ester.
Embodiment 1 ~ 8
Take the component in table 1 shown in 1 ~ 8 by weight percentage: polypropylene, elastomerics, talcum powder, fluorochemical surface properties-correcting agent, oxidation inhibitor.By polypropylene, elastomerics, fluorochemical surface properties-correcting agent first high-speed mixer and mixing 1 ~ 3 minute, and then add talcum powder, oxidation inhibitor, remix 1 ~ 3 minute, high mixer rotating speed 1500 revs/min, obtain Preblend, Preblend melt extrudes through twin screw extruder.
Performance evaluation mode and the standard of implementation
By the drying particulate by method granulation gained described in embodiment 1 ~ 8, with injection moulding machine injection molding sample preparation.
Friction and wear behavior carries out according to GB3960-1983, and test force is 200N, and rotating speed is 200r/min, and wearing-in period is 1 hour; Tensile property test is carried out according to GB/T1040.2; Bending property test is carried out according to GB/T9341;
The comprehensive mechanical property of material is passed judgment on by the test tensile strength of gained, the numerical value of flexural strength, and the frictional behaviour of material is passed judgment on by frictional coefficient and abrasion loss.The properties test result of embodiment 1 ~ 8 is in table 1.
Each weight percentages of components and all-round property testing result in table 1 embodiment
As can be seen from the test comparison result of embodiment 1 ~ 8, along with the frictional coefficient of polypropylene composite material reduces gradually, abrasion loss is in reducing trend gradually, the mineral-filled surface friction system contributing to reduction material simultaneously, and as can be seen from data, improve the frictional behaviour of material by adding fluorochemical surface properties-correcting agent, the rigidity of material is not significantly affected, namely can be improved the wear resisting property of material by described method when not loss material rigidity.
Claims (8)
1. a wear-resisting polypropene composite material, is characterized in that: be made up of following raw material by weight percentage:
2. a kind of wear-resisting polypropene composite material according to claim 1, is characterized in that: described polypropylene is Co-polypropylene, and melt flow rate (MFR) is 0.3 ~ 30g/10min, and Co-polypropylene is block copolymerization polypropylene.
3. a kind of wear-resisting polypropene composite material according to claim 1, it is characterized in that: described elastomerics is the mixture of one or more in ethene-propylene copolymer, ethene-alkene copolymer, ethene-butylene copolymer and ethene-octene copolymer, and its density is 0.85 ~ 0.90g/cm3.
4. a kind of wear-resisting polypropene composite material according to claim 1, is characterized in that: described talcous median size is 1000 ~ 10000 orders.
5. a kind of wear-resisting polypropene composite material according to claim 1, is characterized in that: described fluorochemical surface properties-correcting agent main component is high molecular weight polytetrafluoroethyldispersions, and particle diameter is greater than 3350 microns.
6. a kind of wear-resisting polypropene composite material according to claim 1, is characterized in that: described oxidation inhibitor comprises primary antioxidant and auxiliary anti-oxidant, and primary antioxidant selects one or more in Hinered phenols antioxidant; Auxiliary anti-oxidant selects the mixture of one or more in phosphite ester kind antioxidant.
7. a kind of wear-resisting polypropene composite material according to claim 6, is characterized in that: described primary antioxidant is selected from one or more in 1010,3114 and DSTP; Auxiliary anti-oxidant be selected from 618 and 168 one or both.
8. the preparation method of one of any described wear-resisting polypropene composite material of claim 1-7, is characterized in that: comprise the steps:
1) each component is taken by weight percentage;
2) by polypropylene, elastomerics, fluorochemical surface properties-correcting agent high-speed mixer and mixing 1 ~ 3 minute, then add talcum powder, oxidation inhibitor remix obtain Preblend in 1 ~ 3 minute;
3) Preblend melt extrudes through twin screw extruder, granulation, and its concrete technology is: extruder temperature controller one district 160-180 DEG C, two district 200-210 DEG C, three district 210-220 DEG C, four district 210-220 DEG C, five district 210-220 DEG C, six district 205-215, seven district 200-210, pressure 12-18MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020596.2A CN105504530A (en) | 2015-12-30 | 2015-12-30 | Wear-resistant polypropylene composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020596.2A CN105504530A (en) | 2015-12-30 | 2015-12-30 | Wear-resistant polypropylene composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105504530A true CN105504530A (en) | 2016-04-20 |
Family
ID=55712858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511020596.2A Pending CN105504530A (en) | 2015-12-30 | 2015-12-30 | Wear-resistant polypropylene composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105504530A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106496780A (en) * | 2016-10-24 | 2017-03-15 | 珠海格力电器股份有限公司 | There is high-fire resistance, the polypropylene material of strong mechanical performance, Preparation Method And The Use |
| CN108822398A (en) * | 2018-05-30 | 2018-11-16 | 芜湖创科新材料科技有限公司 | A kind of new-energy automobile high abrasion modified polypropylene composite material and preparation method thereof |
| WO2019042053A1 (en) * | 2017-09-01 | 2019-03-07 | 金发科技股份有限公司 | Polypropylene composition and preparation method therefor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1990534A (en) * | 2005-12-28 | 2007-07-04 | 上海日之升新技术发展有限公司 | Process for preparing wear-resisting polypropene composite material for vehicle |
| CN101759913A (en) * | 2008-11-21 | 2010-06-30 | 上海普利特复合材料股份有限公司 | Novel scratch-proof polypropylene material and preparation method thereof |
| CN101787159A (en) * | 2010-02-05 | 2010-07-28 | 苏州旭光聚合物有限公司 | Low-VOC scratch-resistant modified polypropylene composite material and preparation method thereof |
| CN102492215A (en) * | 2011-11-14 | 2012-06-13 | 江苏金发科技新材料有限公司 | Wear-resistant glass fiber reinforced polypropylene compound and preparation method thereof |
-
2015
- 2015-12-30 CN CN201511020596.2A patent/CN105504530A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1990534A (en) * | 2005-12-28 | 2007-07-04 | 上海日之升新技术发展有限公司 | Process for preparing wear-resisting polypropene composite material for vehicle |
| CN101759913A (en) * | 2008-11-21 | 2010-06-30 | 上海普利特复合材料股份有限公司 | Novel scratch-proof polypropylene material and preparation method thereof |
| CN101787159A (en) * | 2010-02-05 | 2010-07-28 | 苏州旭光聚合物有限公司 | Low-VOC scratch-resistant modified polypropylene composite material and preparation method thereof |
| CN102492215A (en) * | 2011-11-14 | 2012-06-13 | 江苏金发科技新材料有限公司 | Wear-resistant glass fiber reinforced polypropylene compound and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106496780A (en) * | 2016-10-24 | 2017-03-15 | 珠海格力电器股份有限公司 | There is high-fire resistance, the polypropylene material of strong mechanical performance, Preparation Method And The Use |
| WO2019042053A1 (en) * | 2017-09-01 | 2019-03-07 | 金发科技股份有限公司 | Polypropylene composition and preparation method therefor |
| CN108822398A (en) * | 2018-05-30 | 2018-11-16 | 芜湖创科新材料科技有限公司 | A kind of new-energy automobile high abrasion modified polypropylene composite material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105255047B (en) | A kind of minus 50 DEG C of super cold resistant low temperature resistant polyvinyl chloride cable materials and preparation method thereof | |
| CN102477182B (en) | Long carbon fiber enhanced high-heat-conductivity polymer composite and preparation method thereof | |
| CN104592632B (en) | High tenacity high modulus polypropylene composite and preparation method thereof | |
| CN103073829B (en) | It is material modified and preparation method thereof that one exempts from metallize texture PMMA | |
| CN104629338A (en) | Permanently antistatic PC/ABS modified alloy, and preparation method thereof | |
| CN102604232A (en) | Antistatic polypropylene material and preparation method thereof | |
| CN103724816A (en) | Low-shrinkage antibacterial modified polypropylene composite material and preparation method thereof | |
| CN102942782A (en) | Continuous carbon fiber reinforced nylon composite material used under continuous high temperature environment, and preparation method thereof | |
| CN102241860A (en) | Reinforced polypropylene material and preparation method thereof | |
| CN101759918A (en) | Conductive polypropylene composite material and preparation method thereof | |
| CN105504530A (en) | Wear-resistant polypropylene composite material and preparation method thereof | |
| CN103044818B (en) | PVC/ASA (polyvinyl chloride/ acrylic-styrene-acrylonitrile copolymer) alloy material and preparation method thereof | |
| CN105504528A (en) | Polypropylene composite material capable of realizing light weight and with low linear expansion coefficient and preparation method thereof | |
| CN107974020A (en) | A kind of reinforced aromatic vinyl copolymer compositions and its application | |
| CN104341709A (en) | Binchotan-modified polyformaldehyde/polyurethane alloy marine cable sheath material and production method thereof | |
| CN104045898B (en) | A kind of superhigh molecular weight polyethylene material and its preparation method | |
| CN104559007A (en) | High-glossiness scratch-resistant polypropylene material and preparation method thereof | |
| CN107973992A (en) | A kind of low temperature resistant, high impact resistance polypropylene composite material and preparation method thereof | |
| CN102477205A (en) | Nano modified halogen-free wear resistant cable material and its preparation method | |
| CN103242621B (en) | Modified POM (polyoxymethylene) plastic | |
| CN101759921B (en) | Novel antistatic polypropylene material and preparation method thereof | |
| CN104109367B (en) | A kind of fire retardation PC/PBT composite and preparation method thereof | |
| CN109867918B (en) | Contact antibacterial material with excellent performance and preparation method thereof | |
| CN105385088A (en) | Polypropylene composition and preparation method thereof | |
| CN103073790A (en) | Polypropylene composite material resistant to surface friction damage and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |
|
| RJ01 | Rejection of invention patent application after publication |