CN106084493A - A kind of metal-like for automobile exterior trimming parts exempts from spray coating polypropylene composite and preparation method thereof - Google Patents
A kind of metal-like for automobile exterior trimming parts exempts from spray coating polypropylene composite and preparation method thereof Download PDFInfo
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- CN106084493A CN106084493A CN201610536341.XA CN201610536341A CN106084493A CN 106084493 A CN106084493 A CN 106084493A CN 201610536341 A CN201610536341 A CN 201610536341A CN 106084493 A CN106084493 A CN 106084493A
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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
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- 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)
- Paints Or Removers (AREA)
Abstract
The invention discloses the metal-like for automobile exterior trimming parts and exempt from spray coating polypropylene composite and preparation method thereof.This material is made up of following weight percent composition: polypropylene 37.2 ~ 74.6%, elastomer 5 ~ 10%, inorganic mineral master batch 10 ~ 30%, compatilizer 3 ~ 6%, antioxidant 0.4 ~ 0.8%, light stabilizer 0.3 ~ 0.6%, lubricant 0.5 ~ 1%, nucleator 0.2 ~ 0.4%, surface modifier 4 ~ 8%, metallic pigments master batch 2 ~ 6%.It is an advantage of the invention that this material can solve to exempt from the defects such as such as argentum powder current mark, the Budgerigar stricture of vagina that sprayed on material easily occurs；Metal effect is very notable, suitable with spraying paint, and can substitute effect of spraying paint completely；Production and processing is easy, cost advantage is obvious, can be fully solved environmental issue, it is possible to achieve the commercial production of huge construction program, has bigger industrial prospect.
Description
Technical field
The invention belongs to polymeric material field, relate to a kind of metal-like for automobile exterior trimming parts and exempt from spray coating polypropylene
Composite and preparation method thereof.
Background technology
Polypropylene material has the advantages such as wide material sources, density fatigue strength little, corrosion-resistant, counter-bending is good, polypropylene material
Material its mechanical property after modified, thermostability are more excellent, and combination property is the most prominent.At present, at automotive plastic material
In, modified polypropylene material is the material that consumption is maximum.
Along with the fast development of auto industry, automotive plastic not only plays important at the aspect such as attractive in appearance, safety, lightweight
Effect, and environmental protection aspect is also contributed to huge.At present, automobile exterior trimming parts is many to spray paint, before spraying paint, need through
Cross the surface modification treatment of series of complex, to strengthen the adhesive force of face coat.Due to this operation, to relate to process procedure many, work
Skill controls difficulty, and meanwhile, priming paint solvent is volatile causes environmental pollution, and not environmentally, production cost height, product are or not whole painting process
Yield is high and reclaims difficulty, and therefore, have metal-like exempts from the development trend that sprayed on material is automobile exterior trimming parts material.
Chinese patent literature CN 201210509606.9 discloses one and has high glaze, metal or pearly-lustre flicker effect
Exempting from the PP material of spraying, it is made up of the material of following percentage by weight: PP 97-99%, irgasfos 168 0.1-0.3%, anti-
Oxygen agent 1010 0.1-0.5%, lubrication dispersing agent TAF 0.1-1%, effect pigment 0.3-1.5%.This patent is at the weld bond of material
Still need to have been resolved with the problem in terms of current mark, still need to coordinate high light mirror surface mould and higher mould temperature condition of molding, to equipment
Have with technique and more strictly limit, can be limited in industrial applicability.
Chinese patent literature CN 201310535116.9 disclose a kind of have paint glossy argentine texture exempt from spray
Being coated with modified polypropylene material, it is made up of the material of following percentage by weight: polypropylene 78.3%～94.4%, elastomer: 0
～20%, metal powder: 0.2%～0.7%, auxiliary agent: 0.4%～1%.Spherical or the bar-shaped metal powder meeting added in this patent formulation
The metal-like of product is affected greatly.
Chinese patent literature CN 201410255004.4 discloses one and exempts to spray scratch resistance poly-third for automobile exterior trimming parts
Alkene composite, it is made up of the material of following percentage by weight: polypropylene 39.6-77.1 part, high density polyethylene (HDPE)
5.0-8.0 part, toughener 0-15 part, filler 15-25 part, antioxidant 0.2-1 part, scratching resistant 1.0-5.0
Part, lubricant 0.5-1 part, light stabilizer 0.2-0.4 part, metal toner 1.0-5.0 part.This patent formulation is not directed to
Compatilizer, this can affect in formula system the compatibility between each component, thus can affect the apparent of product and metal-like.
Summary of the invention
The technical problem to be solved is, for deficiency of the prior art, it is provided that a kind of for automobile exterior
The metal-like of part exempts from spray coating polypropylene composite and preparation method thereof.This PP composite material can solve to exempt to spray material
The defects such as the material easily such as argentum powder current mark of appearance, Budgerigar stricture of vagina, its metal effect is very notable, suitable with spraying paint, and can replace completely
For spraying paint effect, there is good industrial prospect.
In order to reach the purpose of the present invention, solving above technical problem, the present invention adopts the technical scheme that:
A kind of metal-like for automobile exterior trimming parts exempts from spray coating polypropylene composite, and it is by following percentage by weight
Component forms:
Polypropylene: 37.2 ~ 74.6%
Elastomer: 5 ~ 10%
Inorganic mineral master batch: 10 ~ 30%
Compatilizer: 3 ~ 6%
Antioxidant: 0.4 ~ 0.8%
Light stabilizer: 0.3 ~ 0.6%
Lubricant: 0.5 ~ 1%
Nucleator: 0.2 ~ 0.4%
Surface conditioning agent: 4 ~ 8%
Metallic pigments master batch: 2 ~ 6%
Described polypropylene is COPP, and melt flow rate (MFR) is 10 ~ 50g/10min
Preferably, described elastomer is one or more in ethylene-octene copolymer, ethylene propylene diene rubber copolymer
Combination.
Preferably, described inorganic mineral master batch is to have one or more groups in carrier talc or wollastonite
Close.Wherein, mineral master batch carrier is powdery HOPP resin, and the content of Pulvis Talci or wollastonite is 85%, and its surface is passed through
Aluminate coupling agent cladding processes, and Pulvis Talci particle diameter is 11000 ~ 15000 mesh, and calcium carbonate particle diameter is 11000 ~ 15000 mesh.
Preferably, described compatilizer is a kind of graft polymers, and wherein grafted monomers is maleic anhydride, graft polymers
Matrix is polypropylene, percent grafting > 1.0.
Preferably, described antioxidant is one or more combinations of Hinered phenols, phosphite ester apoplexy due to endogenous wind, is specially
1010, the combination of one or more in 168.
Preferably, described light stabilizer is hindered amine light stabilizer, specially 3808, one in V680 or one
Combination of the above.
Preferably, described lubricant is one or more groups in Tissuemat E, calcium stearate, silicone master batch
Close.
Preferably, described nucleator is Sorbitol Nucleator.
Preferably, described metallic pigments master batch is one or more combinations in supported metal argentum powder, aluminium powder,
Wherein, chromatic metallic pigment master batch carrier is powdery HOPP resin, and the content of metal powder is 60%, and particle diameter is 110 ~ 150
цm。
A kind of metal-like for automobile exterior trimming parts exempts from spray coating polypropylene composite and preparation method thereof, specifically prepares
Method comprises the steps:
(1) each raw material is weighed by formula proportion, polypropylene and elastomer, inorganic mineral master batch, compatilizer, the surface that will weigh up
Inorganic agent, metallic pigments master batch by high mixer premixing 3-5 minute, then add the lubricant that weighs up, antioxidant, light steady
Determine agent, nucleator is mixed together 4-6 minute, and discharging obtains premix material, and all mixed processes are all carried out in high mixer, and rotating speed is
1200 ~ 1500 revs/min；
(2) through double screw extruder, premix material prepared by step (1) being melt extruded pelletize, the rotating speed of double screw extruder is
320 ~ 430 revs/min, temperature is 200 ~ 240 DEG C.
The above-mentioned metal-like for automobile exterior trimming parts is exempted from spray coating polypropylene composite and be can be used for backplate under bumper, door
Sill bar, spoiler, ornamental strip etc..
Compared with prior art, advantages of the present invention has the advantages that
1, the metal-like for automobile exterior trimming parts of the present invention is exempted from spray coating polypropylene composite and can be solved to exempt from sprayed on material
The defects such as the such as argentum powder current mark of easy appearance, Budgerigar stricture of vagina.
2, to exempt from spray coating polypropylene composite metal effect the most aobvious for the metal-like for automobile exterior trimming parts of the present invention
Write, suitable with spraying paint, effect of spraying paint can be substituted completely, there is bigger industrial prospect.
3, the metal-like for automobile exterior trimming parts of the present invention exempt from spray coating polypropylene composite production and processing easily, become
Basis is the most with the obvious advantage, can be fully solved environmental issue, it is possible to achieve the commercial production of huge construction program.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.
Embodiment 1
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 10g/10min, 74.6%；
Elastomer is ethylene-octene copolymer, 5%；
Inorganic mineral master batch is Pulvis Talci master batch, 10%；
Compatilizer is maleic anhydride inoculated polypropylene, 3%；
Antioxidant is 1010,0.2%, 168,0.2%；
Light stabilizer is 3808,0.3%；
Lubricant is Tissuemat E, 0.5%；
Nucleator is Sorbitol Nucleator, 0.2%；
Surface modifier, 4%；
Metallic pigments master batch is colored argentum powder pigment master batch, 2%；
Concrete preparation method comprises the steps:
(1) each raw material is weighed by formula proportion, polypropylene and elastomer, inorganic mineral master batch, compatilizer, the surface that will weigh up
Inorganic agent, metallic pigments master batch by high mixer premixing 3-5 minute, then add the lubricant that weighs up, antioxidant, light steady
Determine agent, nucleator is mixed together 4-6 minute, and discharging obtains premix material.All mixed processes are all carried out in high mixer, and rotating speed is
1200 ~ 1500 revs/min；
(2) through double screw extruder, premix material prepared by step (1) being melt extruded pelletize, the rotating speed of double screw extruder is
320 ~ 430 revs/min, temperature is 200 ~ 240 DEG C.
Embodiment 2
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 15g/10min, 65.1%；
Elastomer is ethylene propylene diene rubber, 6%；
Inorganic mineral master batch is wollastonite master batch, 15%；
Compatilizer is maleic anhydride inoculated polypropylene, 4%；
Antioxidant is 1010,0.2%, 168,0.4%；
Light stabilizer is 3808,0.4%；
Lubricant is Tissuemat E, 0.6%；
Nucleator is Sorbitol Nucleator, 0.3%；
Surface modifier, 5%；
Metallic pigments master batch is colored aluminium powder pigment master batch, 3%；
Concrete preparation method is with embodiments of the invention 1.
Embodiment 3
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 20g/10min, 54.5%；
Elastomer is ethylene-octene copolymer, 7%；
Inorganic mineral master batch is Pulvis Talci master batch, 21%；
Compatilizer is maleic anhydride inoculated polypropylene, 5%；
Antioxidant is 1010,0.4%, 168,0.4%；
Light stabilizer is 3808,0.5%；
Lubricant is Tissuemat E, 0.8%；
Nucleator is Sorbitol Nucleator, 0.4%；
Surface modifier, 6%；
Metallic pigments master batch is colored argentum powder pigment master batch, 4%；
Concrete preparation method is with embodiments of the invention 1.
Embodiment 4
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 25g/10min, 46.8%；
Elastomer is ethylene propylene diene rubber, 6%；
Inorganic mineral master batch is wollastonite master batch, 25%；
Compatilizer is maleic anhydride inoculated polypropylene, 6%；
Antioxidant is 1010,0.3%, 168,0.1%；
Light stabilizer is 3808,0.6%；
Lubricant is Tissuemat E, 1.0%；
Nucleator is Sorbitol Nucleator, 0.2%；
Surface modifier, 8%；
Metallic pigments master batch is colored aluminium powder pigment master batch, 6%；
Concrete preparation method is with embodiments of the invention 1.
Embodiment 5
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 30g/10min, 37.2%；
Elastomer is ethylene-octene copolymer, 10%；
Inorganic mineral master batch is Pulvis Talci master batch, 30%；
Compatilizer is maleic anhydride inoculated polypropylene, 6%；
Antioxidant is 1010,0.4%, 168,0.4%；
Light stabilizer is V680,0.6%；
Lubricant is Tissuemat E, 0.5%, and calcium stearate, 0.5%；
Nucleator is Sorbitol Nucleator, 0.4%；
Surface modifier, 8%；
Metallic pigments master batch is colored argentum powder pigment master batch, 6%；
Concrete preparation method is with embodiments of the invention 1.
Embodiment 6
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 35g/10min, 50.5%；
Elastomer is ethylene propylene diene rubber, 7%；
Inorganic mineral master batch is wollastonite master batch, 24%；
Compatilizer is maleic anhydride inoculated polypropylene, 4%；
Antioxidant is 1010,0.4%, 168,0.4%；
Light stabilizer is V680,0.4%；
Lubricant is calcium stearate, 0.9%；
Nucleator is Sorbitol Nucleator, 0.4%；
Surface modifier, 7%；
Metallic pigments master batch is colored aluminium powder pigment master batch, 5%；
Concrete preparation method is with embodiments of the invention 1.
Embodiment 7
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 40g/10min, 59.1%；
Elastomer is ethylene-octene copolymer, 9%；
Inorganic mineral master batch is Pulvis Talci master batch, 17%；
Compatilizer is maleic anhydride inoculated polypropylene, 5%；
Antioxidant is 1010,0.3%, 168,0.3%；
Light stabilizer is 3808,0.4%；
Lubricant is silicone master batch, 0.6%；
Nucleator is Sorbitol Nucleator, 0.3%；
Surface modifier, 5%；
Metallic pigments master batch is colored argentum powder pigment master batch, 3%；
Concrete preparation method is with embodiments of the invention 1.
Embodiment 8
The metal-like for automobile exterior trimming parts of the present embodiment exempts from spray coating polypropylene composite by following material by weight hundred
Proportion by subtraction forms:
Polypropylene is COPP, and polyacrylic melt flow rate (MFR) is 50g/10min, 69.4%；
Elastomer is ethylene propylene diene rubber, 8%；
Inorganic mineral master batch is wollastonite master batch, 10%；
Compatilizer is maleic anhydride inoculated polypropylene, 4%；
Antioxidant is 1010,0.4%, 168,0.4%；
Light stabilizer is 3808,0.3%, V680,0.3%；
Lubricant is silicone master batch, 1%；
Nucleator is Sorbitol Nucleator, 0.2%；
Surface modifier, 4%；
Metallic pigments master batch is colored aluminium powder pigment master batch, 2%；
Concrete preparation method is with embodiments of the invention 1.
The material properties test result of embodiment 1-8, appearance, metal-like effect assessment refer to table 1.
Table 1
Specimen surface outward appearance in embodiment 1-8, metal-like effect evaluation method are as follows:
Injection model is carried out appearance, the assessment of metal-like gradation of effects.Wherein appearance divides Three Estate: good, one
As, poor；Metal-like divides Three Estate: strong, in, weak, the attribute ratings being this model performance with a certain evaluation grade person in the majority.
As it can be seen from table 1 embodiment 1-8 all shows preferable appearance, stronger metal-like effect, equal energy
Of the present invention patent is enough fully achieved and exempts from the preparation of spray coating polypropylene composite about the metal-like for automobile exterior trimming parts.Special
Other, embodiment 2-7 shows the most excellent effect in terms of appearance, metal-like effect the most simultaneously.Therefore, this material
Effect of spraying paint can be substituted completely, and production and processing is easy, cost advantage obvious, can be fully solved environmental issue, it is possible to achieve
The commercial production of huge construction program, has bigger industrial prospect.
Above example is the present invention preferably embodiment, but the scope of the present invention is not limited by described specific embodiments
System, improvements introduced and supplementing under other any spirit without departing from the present invention and principle, all should be equivalent displacement
Mode, within being included in protection scope of the present invention.
Claims (10)
1. exempt from spray coating polypropylene composite for the metal-like of automobile exterior trimming parts for one kind, it is characterised in that it is by following
The component composition of each percentage by weight:
Polypropylene: 37.2 ~ 74.6%
Elastomer: 5 ~ 10%
Inorganic mineral master batch: 10 ~ 30%
Compatilizer: 3 ~ 6%
Antioxidant: 0.4 ~ 0.8%
Light stabilizer: 0.3 ~ 0.6%
Lubricant: 0.5 ~ 1%
Nucleator: 0.2 ~ 0.4%
Surface conditioning agent: 4 ~ 8%
Metallic pigments master batch: 2 ~ 6%
Wherein, described polypropylene is COPP, and melt flow rate (MFR) is 10 ~ 50g/10min.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described elastomer is one or more combinations in ethylene-octene copolymer, ethylene propylene diene rubber copolymer.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described inorganic mineral master batch is to have one or more combinations in carrier talc or wollastonite, wherein, inorganic
Mineral master batch carrier is powdery HOPP resin, and the content of Pulvis Talci or wollastonite is 85%, and its surface is even through Aluminate
Connection agent cladding processes, and Pulvis Talci particle diameter is 11000 ~ 15000 mesh, and calcium carbonate particle diameter is 11000 ~ 15000 mesh.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described compatilizer is a kind of graft polymers, and wherein grafted monomers is maleic anhydride, and graft polymers matrix is poly-third
Alkene, percent grafting > 1.0.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described antioxidant is one or more combinations of Hinered phenols, phosphite ester apoplexy due to endogenous wind.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described light stabilizer is hindered amine light stabilizer.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described lubricant is one or more combinations in Tissuemat E, calcium stearate, silicone master batch.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described nucleator is Sorbitol Nucleator.
Metal-like for automobile exterior trimming parts the most according to claim 1 exempts from spray coating polypropylene composite, its feature
Being, described metallic pigments master batch is one or more combinations in supported metal argentum powder, aluminium powder, wherein, metal
Pigment master batch carrier is powdery HOPP resin, and the content of metal powder is 60%, and particle diameter is 110 ~ 150 ц m.
10. the system exempting from spray coating polypropylene composite as claimed in claim 1 for the metal-like of automobile exterior trimming parts
Preparation Method, it is characterised in that comprise the following steps:
(1) each raw material is weighed by formula proportion, polypropylene and elastomer, inorganic mineral master batch, compatilizer, the surface that will weigh up
Inorganic agent, metallic pigments master batch by high mixer premixing 3-5 minute, then add the lubricant that weighs up, antioxidant, light steady
Determine agent, nucleator is mixed together 4-6 minute, and discharging obtains premix material, and all mixed processes are all carried out in high mixer, and rotating speed is
1200 ~ 1500 revs/min；
(2) through double screw extruder, premix material prepared by step (1) being melt extruded pelletize, the rotating speed of double screw extruder is
320 ~ 430 revs/min, temperature is 200 ~ 240 DEG C.
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|---|---|---|---|---|
| CN106905611A (en) * | 2017-03-20 | 2017-06-30 | 广东圆融新材料有限公司 | A kind of high glaze exempts from spray coating polypropylene composite and preparation method thereof |
| CN107011614A (en) * | 2017-05-06 | 2017-08-04 | 广东威林工程塑料股份有限公司 | A kind of bumper metal-like exempts from spray coating polypropylene composite and preparation method thereof |
| CN107033459A (en) * | 2017-05-17 | 2017-08-11 | 昕亮科技（深圳）有限公司 | It is a kind of to exempt from spray coating polypropylene composite and its processing method for automobile exterior trimming parts |
| 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 |
| CN108047627A (en) * | 2017-12-25 | 2018-05-18 | 会通新材料股份有限公司 | It is a kind of to exempt from spray coating polypropylene composite material and preparation method thereof with scratch resistant, metallic silver texture |
| 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 |
| 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 |
| CN110305442A (en) * | 2019-07-01 | 2019-10-08 | 滁州职业技术学院 | A kind of metal-like, scratch-resistant PC/ABS composite material and preparation method |
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| CN112795095A (en) * | 2020-12-31 | 2021-05-14 | 金发科技股份有限公司 | Spray-free polypropylene composition without flow marks and preparation method and application thereof |
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| CN114031847A (en) * | 2021-11-12 | 2022-02-11 | 天津金发新材料有限公司 | Good-appearance high-flatness high-filling modified polypropylene composite material and preparation method and application thereof |
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| CN106905611A (en) * | 2017-03-20 | 2017-06-30 | 广东圆融新材料有限公司 | A kind of high glaze exempts from spray coating polypropylene composite and preparation method thereof |
| CN107011614A (en) * | 2017-05-06 | 2017-08-04 | 广东威林工程塑料股份有限公司 | A kind of bumper metal-like exempts from spray coating polypropylene composite and preparation method thereof |
| CN107033459A (en) * | 2017-05-17 | 2017-08-11 | 昕亮科技（深圳）有限公司 | It is a kind of to exempt from spray coating polypropylene composite and its processing method for automobile exterior trimming parts |
| 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 |
| CN108047627A (en) * | 2017-12-25 | 2018-05-18 | 会通新材料股份有限公司 | It is a kind of to exempt from spray coating polypropylene composite material and preparation method thereof with scratch resistant, metallic silver texture |
| 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 |
| 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 |
| CN110305442A (en) * | 2019-07-01 | 2019-10-08 | 滁州职业技术学院 | A kind of metal-like, scratch-resistant PC/ABS composite material and preparation method |
| CN110305442B (en) * | 2019-07-01 | 2021-07-16 | 滁州职业技术学院 | Metal texture and scratch-resistant PC/ABS composite material and preparation method thereof |
| CN112708208A (en) * | 2020-12-23 | 2021-04-27 | 成都金发科技新材料有限公司 | Polypropylene composite material and preparation method thereof |
| CN112795095A (en) * | 2020-12-31 | 2021-05-14 | 金发科技股份有限公司 | Spray-free polypropylene composition without flow marks and preparation method and application thereof |
| CN113388201A (en) * | 2021-06-29 | 2021-09-14 | 上海朗杜新材料有限公司 | High-gloss spraying-free PP/PE composite material and preparation method thereof |
| CN114031847A (en) * | 2021-11-12 | 2022-02-11 | 天津金发新材料有限公司 | Good-appearance high-flatness high-filling modified polypropylene composite material and preparation method and application thereof |
| CN114031847B (en) * | 2021-11-12 | 2023-05-09 | 天津金发新材料有限公司 | Modified polypropylene composite material with good appearance, high flatness and high filling performance, and preparation method and application thereof |
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