CN104045908A - Spraying-free scratch-resistant polypropylene composite material used for car exterior trimming parts and preparation method of composite material - Google Patents

Spraying-free scratch-resistant polypropylene composite material used for car exterior trimming parts and preparation method of composite material Download PDF

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Publication number
CN104045908A
CN104045908A CN201410255004.4A CN201410255004A CN104045908A CN 104045908 A CN104045908 A CN 104045908A CN 201410255004 A CN201410255004 A CN 201410255004A CN 104045908 A CN104045908 A CN 104045908A
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Prior art keywords
composite material
polypropylene composite
polypropylene
parts
material according
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CN201410255004.4A
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Inventor
林经萍
张奎
贾小彬
周素蓉
李荣群
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HEFEI ORINKO PLASTICS GROUP CO Ltd
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HEFEI ORINKO PLASTICS GROUP CO Ltd
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Priority to CN201410255004.4A priority Critical patent/CN104045908A/en
Publication of CN104045908A publication Critical patent/CN104045908A/en
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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
    • 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
    • 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
    • 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
    • C08L23/12—Polypropene
    • 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
    • B29C2948/92514—Pressure
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • 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
    • C08L2207/062—HDPE

Abstract

The invention relates to a spraying-free scratch-resistant polypropylene composite material used for car exterior trimming parts and a preparation method of the composite material. The spraying-free scratch-resistant polypropylene composite material is prepared from the following components in parts by weight: 39.6-77.1 parts of polypropylene, 5.0-8.0 parts of high-density polyethylene, 0-15 parts of flexibilizer, 15-25 parts of filler, 0.2-1 part of antioxidant, 1.0-5.0 parts of scratch resistant agent, 0.5-1 part of lubricant, 0.2-0.4 part of light stabilizer, 1.0-5.0 parts of metal toner. According to the spraying-free scratch-resistant polypropylene composite material disclosed by the invention, the metal toner and the scratch resistant agent are adopted, so that the polypropylene composite material has metallic luster effect and scratch resistance, has spraying-free effect and further has scratch resistance at the same time, and therefore, application field of the polypropylene is expanded, and the spraying-free scratch-resistant polypropylene composite material is especially applicable to using on the field of car exterior trimming parts.

Description

A kind ofly exempt to spray scratch resistance polypropylene composite material and preparation method thereof for automobile exterior trimming parts
Technical field
The present invention relates to technical field of macromolecules, be specifically related to a kind ofly exempt to spray scratch resistance polypropylene composite material and preparation method thereof for automobile exterior trimming parts.
 
Background technology
Polypropylene (PP) is because synthetic method is simple, and have raw material sources abundant, cheap, have good physical and mechanical property and a processing characteristics, thereby become one of kind that plastics increase of production is the fastest, its output accounts for the 3rd in five large general-purpose plastics, and in automotive field, has extensive application.
Due to the Good Heat-resistance of polypropylene (PP), counter-bending fatigability is good, price is low, is widely used in automobile industry.But PP impelling strength is low and creep resistance is poor, molding shrinkage is large, dimensional stability is bad; Generally damage resistant not of polypropylene composite material, its surface hardness is low, and in use easily colliding, rub and being scratched affects that it is attractive in appearance.Therefore, how the polypropylene composite material using on automobile exterior trimming parts gives material various colors attractive in appearance by spraying, and is not scratched by paint film protecting materials.But spraying process need to use a large amount of paint, organic solvent etc., not only expend a large amount of human and material resources; Poisonous in main is paint, harmful organic volatile compounds content is high, has a strong impact on the healthy and polluted air environment of operator, does not meet the requirement of environmental protection, Sustainable development.So these shortcomings have all limited the use of polypropylene composite material on automobile exterior trimming parts, especially limited the use on the exterior trimming parts goods that polypropylene has relatively high expectations at resistance to marring, therefore must improve resistance to marring, the performance attractive in appearance that polypropylene meets material and just can widen polyacrylic range of application.
 
Summary of the invention
For overcoming the deficiencies in the prior art, the object of the invention is to provide a kind of part for automobile exterior and exempts to spray scratch resistance polypropylene composite material and preparation method thereof.The feature such as the preparation of this polypropylene composite material makes its tool damage resistant, exempts from spraying, resistance to marquis, mechanical property are strong, and comprehensive cost excellence.。
Technical scheme of the present invention is: a kind of low VOC polypropylene composite material, is prepared from by weight by following raw materials according:
Polypropylene (PP) 39.6-77.1 part
High density polyethylene(HDPE) (HDPE) 5.0-8.0 part
Toughner 0-15 part
Weighting agent 15-25 part
Oxidation inhibitor 0.2-1 part
Scratching resistant 1.0-5.0 part
Lubricant 0.5-1 part
Photostabilizer 0.2-0.4 part
Metal toner 1.0-5.0 part.
The preferred version of such scheme is that described polypropylene is at least one in Co-polypropylene, homo-polypropylene.
Described toughner is at least one in ethylene-octene copolymer, terpolymer EP rubber/propylene-alpha olefin multipolymer, propylene-alpha olefin multipolymer, styrene-ethylene-propylene-styrene segmented copolymer.
Described weighting agent is at least one in talcum powder, calcium carbonate, whisker, barium sulfate, wollastonite, mica.
Described oxidation inhibitor is at least one in Hinered phenols, monothioester class, phosphorous acid ester type thermal stabilizing agent, wherein Hinered phenols is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (abbreviation antioxidant 1010), monothioester class is thio-2 acid 2 stearyl ester (being called for short oxidation inhibitor DSTP), phosphorous acid esters are three (2,4-tert-butyl-phenyl) phosphorous acid ester (abbreviation irgasfos 168).
Described lubricant is selected from least one in polyethylene wax (PE wax), stearate, ethylene bis stearamide (EBS), grafting ethylene bis stearamide (TAF).Wherein stearate comprises calcium stearate (CaSt), Zinic stearas (ZnSt).
Described scratching resistant is at least one in silicone, erucic acid class and amides, preferably DOW CORNING MB50_001, BASF SR100 and Degussa AS100.
Described photostabilizer is at least one in 3808PP5, V703 and the V680 of hindered amines Qing Te company.
Described metal toner is at least one in aluminium powder, zinc powder, lead powder, copper zinc powder, aluminum zinc powder, Stainless Steel Powder.
Another object of the present invention is to provide a kind of preparation method who exempts to spray scratch resistance polypropylene composite material, comprises the following steps:
(1) take polypropylene, high density polyethylene(HDPE), toughner, weighting agent, oxidation inhibitor, scratching resistant, lubricant, photostabilizer and metal toner by proportioning, add together high mixer high speed to mix 2～10 minutes;
(2) mixed material is dropped into melting in parallel double-screw extruder, extruding pelletization; Wherein the barrel zone temperature of forcing machine is 180～230 DEG C, and screw speed is 400～600r/min, and melt pressure is 1.5～2.5MPa, and vacuum tightness is-0.04～0.1MPa;
(3) pellet of (2) granulation gained is put into baking oven, bake out temperature is 85 ± 5 DEG C, and the time is 3 ± 0.2h, obtains polypropylene composite material.
The present invention has following beneficial effect with respect to prior art:
1, the present invention adopts metal toner and scratching resistant to give polypropylene composite material to have metalluster effect can adhesion strength, polypropylene composite material is had exempt from the effect of spraying also to there is adhesion strength simultaneously, thereby widen polyacrylic Application Areas, be particularly useful for the use on automobile exterior trimming parts field.
2, preparation of the present invention, technique is simple, cost is low, high efficiency.
3, the polypropylene composite material that the present invention makes has metalluster effect, thereby does not need in use to carry out spray colouration again, has the function of environmental protection.
4, the present invention uses high density polyethylene(HDPE) to have the toughness of material of improvement and molded surface effect.
5, in the present invention, use toughner to give the low-temperature flexibility of material excellence, ensureing that material is hit does not rupture.
6, in the present invention, use weighting agent can control the shrinking percentage of polypropylene composite material, and ensure forming materials product dimensional stabilizing.
 
Embodiment
Embodiment 1:
MODIFIED PP matrix material in this example is made up of by weight following raw materials according:
PP: 40.1 parts of Co-polypropylene
37 parts of homo-polypropylene
5 parts of HDPE
Weighting agent: 15 parts of talcum powder
Oxidation inhibitor: 0.2 part of antioxidant 1010
Scratching resistant: 1.0 parts of DOW CORNING MB50_001
Lubricant: 0.5 part, PE wax
0.2 part of photostabilizer: 3808PP5
1.0 parts of metal toner aluminium powders
Concrete preparation method comprises the following steps:
(1) take respectively various raw materials by formula rate;
(2), by the PP resin, weighting agent, scratching resistant, oxidation inhibitor, lubricant and the photostabilizer that measure and metal toner, add together high mixer high speed to mix 2-10 minute;
(3) mixed material is dropped into melting in parallel double-screw extruder, extruding pelletization, make modified polypropylene composite material; Wherein the barrel zone temperature of forcing machine is 180-230 DEG C, and screw speed is 400-600r/min, and melt pressure is 1.5-2.5MPa, and vacuum tightness is-0.08--0.1MPa
Embodiment 2:
MODIFIED PP matrix material in this example is made up of by weight following raw materials according:
PP: 72.8 parts of Co-polypropylene
7 parts of HDPE
Toughner: 10 parts of ethylene-octene copolymers
Weighting agent: 15 parts, calcium carbonate
Oxidation inhibitor: 0.2 part of oxidation inhibitor DSTP
0.2 part of antioxidant 1010
Scratching resistant: 2.0 parts of DOW CORNING MB50_001
Lubricant: 0.3 part, PE wax
0.3 part of CaSt
0.3 part of photostabilizer: V703
Metal toner: 1.0 parts of aluminium powders
1.0 parts of copper zinc powders
Concrete preparation method comprises the following steps:
(1) take respectively various raw materials by formula rate;
(2), by the PP resin, toughner, weighting agent, scratching resistant, oxidation inhibitor, lubricant and the photostabilizer that measure and metal toner, add together high mixer high speed to mix 2 minutes;
(3) mixed material is dropped into melting in parallel double-screw extruder, extruding pelletization, make modified polypropylene composite material; Wherein the barrel zone temperature of forcing machine is 180 DEG C, and screw speed is 600r/min, and melt pressure is 1.5MPa, and vacuum tightness is-0.08MPa;
(4) particle good extruding pelletization being passed through to vacuum drying oven, is 85 DEG C in temperature, and the time is to dry under 3h condition.
 
Embodiment 3:
MODIFIED PP matrix material in this example is made up of by weight following raw materials according:
PP: 51.3 parts of homo-polypropylene
7 parts of HDPE resins
Toughner: 10 parts of ethylene-octene copolymers
4 parts of propylene-alpha olefin multipolymers
Weighting agent: 12 parts of whiskers
10 parts, barium sulfate
Oxidation inhibitor: 0.4 part of oxidation inhibitor DSTP
Scratching resistant: 1.0 parts of DOW CORNING MB50_001
2.0 parts of BASF SR100
0.5 part of lubricant: EBS
0.3 part of photostabilizer: V68
Metal toner: 2.5 parts of Stainless Steel Powders
Concrete preparation method comprises the following steps:
(1) take respectively various raw materials by formula rate;
(2), by the PP resin, toughner, weighting agent, scratching resistant, oxidation inhibitor, lubricant and the photostabilizer that measure and metal toner, add together high mixer high speed to mix 5 minutes;
(3) mixed material is dropped into melting in parallel double-screw extruder, extruding pelletization, make modified polypropylene composite material; Wherein the barrel zone temperature of forcing machine is 200 DEG C, and screw speed is 500r/min, and melt pressure is 2MPa, and vacuum tightness is-0.1MPa
(4) particle good extruding pelletization being passed through to vacuum drying oven, is 90 DEG C in temperature, and the time is to dry under 3.2h condition.
 
Embodiment 4:
MODIFIED PP matrix material in this example is made up of by weight following raw materials according:
PP: 46.7 parts of homo-polypropylene
7 parts of HDPE resins
Toughner: 4 parts of terpolymer EP rubber/propylene-alpha olefin copolymer 1s
Weighting agent: 10 parts of wollastonites
15 parts, mica
Oxidation inhibitor: 0.4 part of irgasfos 168
Scratching resistant: 2.0 parts of BASF SR100
0.5 part of lubricant: EBS
0.4 part of photostabilizer: 3808PP5
Metal toner: 1.0 parts of aluminum zinc powders
3.0 parts of Stainless Steel Powders
Concrete preparation method comprises the following steps:
(1) take respectively various raw materials by formula rate;
(2), by the PP resin, toughner, weighting agent, scratching resistant, oxidation inhibitor, lubricant and the photostabilizer that measure and metal toner, add together high mixer high speed to mix 10 minutes;
(3) mixed material is dropped into melting in parallel double-screw extruder, extruding pelletization, make modified polypropylene composite material; Wherein the barrel zone temperature of forcing machine is 230 DEG C, and screw speed is 400r/min, and melt pressure is 2.5MPa, and vacuum tightness is-0.08MPa
(4) particle good extruding pelletization being passed through to vacuum drying oven, is 80 DEG C in temperature, and the time is to dry under 2.8h condition.
 
Embodiment 5:
MODIFIED PP matrix material in this example is made up of by weight following raw materials according:
PP: 39.6 parts of homo-polypropylene
HDPE:8 part
Toughner: 15 parts of styrene-ethylene-propylene-styrene segmented copolymers
Weighting agent: 25 parts, mica
Oxidation inhibitor: 0.5 part of antioxidant 1010
0.5 part of irgasfos 168
Scratching resistant: 5 parts of Degussa AS100
1 part of lubricant: TAF
0.2 part of photostabilizer: 3808PP5
0.2 part of V703
Metal toner: 1 part, lead powder, 1 part of copper zinc powder, 3 parts of aluminum zinc powders
Concrete preparation method comprises the following steps:
(1) take respectively various raw materials by formula rate;
(2), by the PP resin, toughner, weighting agent, scratching resistant, oxidation inhibitor, lubricant and the photostabilizer that measure and metal toner, add together high mixer high speed to mix 2-10 minute;
(3) mixed material is dropped into melting in parallel double-screw extruder, extruding pelletization, make modified polypropylene composite material; Wherein the barrel zone temperature of forcing machine is 220 DEG C, and screw speed is 550r/min, and melt pressure is 2.5MPa, and vacuum tightness is-0.09MPa
(4) particle good extruding pelletization being passed through to vacuum drying oven, is 90 DEG C in temperature, and the time is to dry under 3.2h condition.
 
Comparative example 1:
Exempt to spray scratch resistance effect for what show polypropylene composite material of the present invention, specially prepare one not containing the polypropylene composite material of scratching resistant and metal toner by the composition of the embodiment of the present invention 3 and preparation method, it is composed as follows:
PP: 51.3 parts of homo-polypropylene
7 parts of HDPE resins
Toughner: 10 parts of ethylene-octene copolymers
4 parts of propylene-alpha olefin multipolymers
Weighting agent: 12 parts of whiskers
10 parts, barium sulfate
Oxidation inhibitor: 0.4 part of oxidation inhibitor DSTP
0.5 part of lubricant: EBS
0.3 part of photostabilizer: V68
2.0 parts of common toners.
 
By the polypropylene material that above prepared by embodiment 1-5 and comparative example 1, be injection molded into batten by standard, press respectively dependence test standard detection performance separately, shown in table specific as follows:
Test event Testing standard Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5 Comparative example 1
Tensile strength (MPa) ISO 527 16 17.3 18.6 19.9 22 20.3
Elongation at break (%) ISO 527 20 25 28 32 15 30
Flexural strength (MPa) ISO 178 20 21 24 25 28 25
Modulus in flexure (MPa) ISO 178 1000 1050 1100 1200 1600 1200
Socle girder notched Izod impact strength (kJ/ ㎡) ISO 180 30 32 30 30 15 30
Melt flow rate (MFR) (g/10min) ISO 1133 15 12 14 13 13.5 13.5
Shrinking percentage (%) ISO 294 1.15 1.15 1.02 0.90 0.75 0.90
Density (g/cm 3） ISO 1183 1.02 1.02 1.06 1.09 1.12 1.09
Scrape resistant (10N) GMW 14688 △L=1.1 △L=0.8 △L=0.9 △L=0.7 △L=0.5 △L=2.6
In upper table, △ L value is less shows that the cut of material is lighter, and scraping and wiping resistance performance is better.
Can find out from embodiment 1-5, in polypropylene material, add scratching resistant and can obviously improve the adhesion strength of polypropylene composite material; Add the fillings such as talcum powder can prepare the polypropylene material of different shrinking percentage specifications.Can find out with comparative example 1 contrast from embodiment 3, embodiment 3 is suitable with the mechanical property of comparative example 1, but scraping and wiping resistance performance, embodiment 3 is better than comparative example 1 significantly, i.e. and polypropylene material prepared by the present invention has superior scraping and wiping resistance performance.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.Person skilled in the art obviously can easily make various amendments to these embodiment, and General Principle described herein is applied in other embodiment and needn't passes through performing creative labour.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not departing from improvement and the amendment that category of the present invention makes all should be within protection scope of the present invention.

Claims (10)

  1. For automobile exterior trimming parts exempt from spray a scratch resistance polypropylene composite material, it is characterized in that: be prepared from by weight by following raw materials according:
    Polypropylene 39.6-77.1 part
    High density polyethylene(HDPE) 5.0-8.0 part
    Toughner 0-15 part
    Weighting agent 15-25 part
    Oxidation inhibitor 0.2-1 part
    Scratching resistant 1.0-5.0 part
    Lubricant 0.5-1 part
    Photostabilizer 0.2-0.4 part
    Metal toner 1.0-5.0 part.
  2. 2. polypropylene composite material according to claim 1, is characterized in that: described polypropylene is at least one in Co-polypropylene, homo-polypropylene.
  3. 3. polypropylene composite material according to claim 1, is characterized in that: described toughner is at least one in ethylene-octene copolymer, terpolymer EP rubber/propylene-alpha olefin multipolymer, propylene-alpha olefin multipolymer, styrene-ethylene-propylene-styrene segmented copolymer.
  4. 4. polypropylene composite material according to claim 1, is characterized in that: described weighting agent is at least one in talcum powder, calcium carbonate, whisker, barium sulfate, wollastonite, mica.
  5. 5. polypropylene composite material according to claim 1, is characterized in that: described oxidation inhibitor is at least one in Hinered phenols, monothioester class, phosphorous acid ester type thermal stabilizing agent.
  6. 6. polypropylene composite material according to claim 1, is characterized in that: described lubricant is selected from least one in polyethylene wax, stearate, ethylene bis stearamide, grafting ethylene bis stearamide.
  7. 7. polypropylene composite material according to claim 1, is characterized in that: described photostabilizer is at least one in the 3808PP5 of Qing Te company, V680 and V703.
  8. 8. polypropylene composite material according to claim 1, is characterized in that: described scratching resistant is at least one in silicone, erucic acid class and amides.
  9. 9. polypropylene composite material according to claim 1, is characterized in that: described metal toner is at least one in aluminium powder, zinc powder, lead powder, copper zinc powder, aluminum zinc powder, Stainless Steel Powder.
  10. 10. a method of preparing polypropylene composite material as claimed in claim 1, is characterized in that: comprise the following steps:
    (1) take polypropylene, high density polyethylene(HDPE), toughner, weighting agent, oxidation inhibitor, scratching resistant, lubricant, photostabilizer and metal toner by proportioning, add together high mixer high speed to mix 2～10 minutes;
    (2) mixed material is dropped into melting in parallel double-screw extruder, extruding pelletization; Wherein the barrel zone temperature of forcing machine is 180～230 DEG C, and screw speed is 400～600r/min, and melt pressure is 1.5～2.5MPa, and vacuum tightness is-0.04～0.1MPa;
    (3) pellet of (2) granulation gained is put into baking oven, bake out temperature is 85 ± 5 DEG C, and the time is 3 ± 0.2h, obtains polypropylene composite material.
CN201410255004.4A 2014-06-10 2014-06-10 Spraying-free scratch-resistant polypropylene composite material used for car exterior trimming parts and preparation method of composite material Pending CN104045908A (en)

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Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104725759A (en) * 2015-04-16 2015-06-24 宁波伊德尔新材料有限公司 Special-purpose alloy material for triangular stress structural component of baby stroller and manufacturing method of special-purpose alloy material
CN104861287A (en) * 2015-04-18 2015-08-26 济源市中原化工有限公司 Whisker-modifying PP composite material used for automobile meter desk and preparation method thereof
CN105440812A (en) * 2015-12-23 2016-03-30 天津利安隆新材料股份有限公司 Thioester type auxiliary antioxidant-added aluminum paste composition
CN105542319A (en) * 2015-12-30 2016-05-04 上海普利特复合材料股份有限公司 Low-odor low-emission spraying-free aluminum powder master batch and preparation method thereof
CN105667018A (en) * 2016-01-11 2016-06-15 南充旭阳塑料制造有限公司 Manufacturing method of fiberglass mesh reinforced composite thermoplastic PP sheet and product
CN106479061A (en) * 2015-08-27 2017-03-08 合肥杰事杰新材料股份有限公司 A kind of damage resistant, resistance to stress are turned white material for car interior trim parts and preparation method thereof
CN106496781A (en) * 2016-10-31 2017-03-15 无锡市永兴金属软管有限公司 A kind of auto parts machinery materials and preparation method thereof
CN106566080A (en) * 2016-10-31 2017-04-19 无锡市永兴金属软管有限公司 High-strength material for automobile parts and preparation method thereof
CN106750887A (en) * 2016-10-31 2017-05-31 无锡市永兴金属软管有限公司 A kind of parts and components of diesel engine materials and preparation method thereof
CN107434881A (en) * 2017-09-05 2017-12-05 沈阳新歌特塑胶有限公司 The black toy car bumper special material of bloom
CN107973980A (en) * 2017-11-24 2018-05-01 广东威林工程塑料股份有限公司 It is a kind of to carry the heat-resisting of metal-like, scratch-resistant PP composite material and preparation method thereof
CN108148283A (en) * 2016-12-05 2018-06-12 合肥杰事杰新材料股份有限公司 A kind of PP composite material of low-shrinkage and preparation method thereof
CN108485064A (en) * 2018-04-04 2018-09-04 山东恒信基塑业股份有限公司 A kind of vehicle side backplate plastic rubber material and its processing technology
CN108586920A (en) * 2018-04-12 2018-09-28 苏州润佳工程塑料股份有限公司 One kind exempting from spray coating polypropylene composition and preparation method thereof
CN109021380A (en) * 2017-06-09 2018-12-18 武汉金发科技有限公司 It is a kind of with low smell, damage resistant, the PP composite material of low gloss performance and preparation method thereof
CN109096607A (en) * 2018-07-17 2018-12-28 江苏兆维塑料科技有限公司 A kind of polypropylene material and preparation method thereof with anti scuffing pressure mottling resistance energy
CN109294054A (en) * 2018-08-24 2019-02-01 苏州润佳工程塑料股份有限公司 One kind exempting from spray coating polypropylene material and preparation method
CN109476888A (en) * 2016-05-31 2019-03-15 陶氏环球技术有限责任公司 Thermoplastic polyolefin blend including ethylene-rich polymer
CN109735001A (en) * 2018-12-29 2019-05-10 重庆普利特新材料有限公司 A kind of high glaze exempts from spraying, scratch resistance polypropylene material and preparation method thereof
CN110066465A (en) * 2018-01-23 2019-07-30 合肥杰事杰新材料股份有限公司 Backplate silver color exempts from spray coating polypropylene alloy and preparation method thereof under a kind of bumper
CN110408120A (en) * 2018-04-27 2019-11-05 合肥杰事杰新材料股份有限公司 A kind of the antistatic of low coefficient of linear thermal expansion exempts from spray coating polypropylene composite material and preparation method
CN110577699A (en) * 2018-06-07 2019-12-17 深圳科创新源新材料股份有限公司 Polypropylene composite material and preparation method and application thereof
CN111087689A (en) * 2019-12-23 2020-05-01 会通新材料股份有限公司 Polypropylene composite material for household appliance shell and preparation method thereof
CN111925598A (en) * 2020-09-27 2020-11-13 江苏金发科技新材料有限公司 Scratch-resistant polypropylene composite material and preparation method thereof
CN112300511A (en) * 2019-07-26 2021-02-02 北京梦之墨科技有限公司 Metal-phobic high-molecular material, metal-phobic part and liquid metal-based equipment
CN112625348A (en) * 2020-12-15 2021-04-09 江苏金发科技新材料有限公司 Polypropylene composite material for new energy automobile exterior trim and preparation method thereof
CN114479274A (en) * 2022-02-15 2022-05-13 优矿塑新材料科技(芜湖)有限公司 Spraying-free polypropylene composite material and preparation method and application thereof
CN114685893A (en) * 2022-03-31 2022-07-01 金发科技股份有限公司 Low-density and good-mechanical-property spray-free polypropylene composition and preparation method and application thereof

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CN103694562A (en) * 2013-12-10 2014-04-02 广州市聚赛龙工程塑料有限公司 Spraying-free scrape-resistant polypropylene composite material for automobile interior trim parts and preparation method thereof

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CN103589072A (en) * 2013-10-24 2014-02-19 合肥会通新材料有限公司 Low-VOC (Volatile Organic Compound) polypropylene composite material for automotive interior parts and preparation method thereof
CN103694562A (en) * 2013-12-10 2014-04-02 广州市聚赛龙工程塑料有限公司 Spraying-free scrape-resistant polypropylene composite material for automobile interior trim parts and preparation method thereof

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104725759A (en) * 2015-04-16 2015-06-24 宁波伊德尔新材料有限公司 Special-purpose alloy material for triangular stress structural component of baby stroller and manufacturing method of special-purpose alloy material
CN104861287A (en) * 2015-04-18 2015-08-26 济源市中原化工有限公司 Whisker-modifying PP composite material used for automobile meter desk and preparation method thereof
CN106479061A (en) * 2015-08-27 2017-03-08 合肥杰事杰新材料股份有限公司 A kind of damage resistant, resistance to stress are turned white material for car interior trim parts and preparation method thereof
CN105440812A (en) * 2015-12-23 2016-03-30 天津利安隆新材料股份有限公司 Thioester type auxiliary antioxidant-added aluminum paste composition
CN105542319A (en) * 2015-12-30 2016-05-04 上海普利特复合材料股份有限公司 Low-odor low-emission spraying-free aluminum powder master batch and preparation method thereof
CN105667018A (en) * 2016-01-11 2016-06-15 南充旭阳塑料制造有限公司 Manufacturing method of fiberglass mesh reinforced composite thermoplastic PP sheet and product
CN109476888B (en) * 2016-05-31 2022-09-23 陶氏环球技术有限责任公司 Thermoplastic polyolefin blends comprising ethylene-rich polymers
CN109476888A (en) * 2016-05-31 2019-03-15 陶氏环球技术有限责任公司 Thermoplastic polyolefin blend including ethylene-rich polymer
CN106496781A (en) * 2016-10-31 2017-03-15 无锡市永兴金属软管有限公司 A kind of auto parts machinery materials and preparation method thereof
CN106566080A (en) * 2016-10-31 2017-04-19 无锡市永兴金属软管有限公司 High-strength material for automobile parts and preparation method thereof
CN106750887A (en) * 2016-10-31 2017-05-31 无锡市永兴金属软管有限公司 A kind of parts and components of diesel engine materials and preparation method thereof
CN108148283A (en) * 2016-12-05 2018-06-12 合肥杰事杰新材料股份有限公司 A kind of PP composite material of low-shrinkage and preparation method thereof
CN109021380A (en) * 2017-06-09 2018-12-18 武汉金发科技有限公司 It is a kind of with low smell, damage resistant, the PP composite material of low gloss performance and preparation method thereof
CN107434881A (en) * 2017-09-05 2017-12-05 沈阳新歌特塑胶有限公司 The black toy car bumper special material of bloom
CN107973980A (en) * 2017-11-24 2018-05-01 广东威林工程塑料股份有限公司 It is a kind of to carry the heat-resisting of metal-like, scratch-resistant PP composite material and preparation method thereof
CN110066465A (en) * 2018-01-23 2019-07-30 合肥杰事杰新材料股份有限公司 Backplate silver color exempts from spray coating polypropylene alloy and preparation method thereof under a kind of bumper
CN108485064A (en) * 2018-04-04 2018-09-04 山东恒信基塑业股份有限公司 A kind of vehicle side backplate plastic rubber material and its processing technology
CN108586920A (en) * 2018-04-12 2018-09-28 苏州润佳工程塑料股份有限公司 One kind exempting from spray coating polypropylene composition and preparation method thereof
CN110408120A (en) * 2018-04-27 2019-11-05 合肥杰事杰新材料股份有限公司 A kind of the antistatic of low coefficient of linear thermal expansion exempts from spray coating polypropylene composite material and preparation method
CN110408120B (en) * 2018-04-27 2022-05-10 合肥杰事杰新材料股份有限公司 Antistatic spraying-free polypropylene composite material with low linear thermal expansion coefficient and preparation method thereof
CN110577699A (en) * 2018-06-07 2019-12-17 深圳科创新源新材料股份有限公司 Polypropylene composite material and preparation method and application thereof
CN109096607A (en) * 2018-07-17 2018-12-28 江苏兆维塑料科技有限公司 A kind of polypropylene material and preparation method thereof with anti scuffing pressure mottling resistance energy
CN109294054A (en) * 2018-08-24 2019-02-01 苏州润佳工程塑料股份有限公司 One kind exempting from spray coating polypropylene material and preparation method
CN109735001A (en) * 2018-12-29 2019-05-10 重庆普利特新材料有限公司 A kind of high glaze exempts from spraying, scratch resistance polypropylene material and preparation method thereof
CN112300511A (en) * 2019-07-26 2021-02-02 北京梦之墨科技有限公司 Metal-phobic high-molecular material, metal-phobic part and liquid metal-based equipment
CN111087689A (en) * 2019-12-23 2020-05-01 会通新材料股份有限公司 Polypropylene composite material for household appliance shell and preparation method thereof
CN111925598A (en) * 2020-09-27 2020-11-13 江苏金发科技新材料有限公司 Scratch-resistant polypropylene composite material and preparation method thereof
CN112625348A (en) * 2020-12-15 2021-04-09 江苏金发科技新材料有限公司 Polypropylene composite material for new energy automobile exterior trim and preparation method thereof
CN114479274A (en) * 2022-02-15 2022-05-13 优矿塑新材料科技(芜湖)有限公司 Spraying-free polypropylene composite material and preparation method and application thereof
CN114685893A (en) * 2022-03-31 2022-07-01 金发科技股份有限公司 Low-density and good-mechanical-property spray-free polypropylene composition and preparation method and application thereof

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