CN110862616A - Formula and preparation method of scratch-resistant metal texture spraying-free PP composite material - Google Patents
Formula and preparation method of scratch-resistant metal texture spraying-free PP composite material Download PDFInfo
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- CN110862616A CN110862616A CN201810985185.4A CN201810985185A CN110862616A CN 110862616 A CN110862616 A CN 110862616A CN 201810985185 A CN201810985185 A CN 201810985185A CN 110862616 A CN110862616 A CN 110862616A
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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
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- 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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
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- 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
- C08K2003/3045—Sulfates
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Abstract
The invention discloses a scratch-resistant metal texture spraying-free PP composite material formula and a preparation method thereof, wherein the scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in parts by weight: the scratch-resistant coating comprises, by weight, 70-78 parts of copolymerized PP, 8-12 parts of elastomer, 15-20 parts of talcum powder and barium sulfate, 1-2 parts of three-dimensional silver flash aluminum powder, 0.5-2 parts of scratch-resistant agent, 0.2-0.4 part of antioxidant, 0.5-2 parts of pigment and 0-2 parts of other auxiliary agents, wherein the pigment is freely matched by five colors of red, yellow, blue, white and black. The invention adopts the three-dimensional aluminum powder with a certain diameter, utilizes the three-dimensional structure of the aluminum powder and the pigment toner in the injection molding process to achieve three-dimensional glittering colorful metal texture, solves the problems of popular orientation of the aluminum powder in a polypropylene matrix, eliminates flow marks, reduces the defects of weld lines and the like, produces the PP composite material with strong metal silver texture, excellent scratch resistance and mechanical strength, can be directly molded by injection molding, can completely replace the paint spraying effect, is green and environment-friendly, has no pollution to the environment, reduces the comprehensive cost of plastic parts, can be widely applied to parts of automobiles, household appliances and the like, and has good application value.
Description
Technical Field
The invention relates to the technical field of high polymer materials, in particular to a scratch-resistant metal texture spraying-free PP composite material formula and a preparation method thereof.
Background
The polypropylene is a non-toxic, odorless and tasteless milky-white high-crystallization polymer, and the polypropylene PP material is not scratch-resistant and is easy to generate scratches due to the linear structure and the flexible molecular chain of the polypropylene PP material, so that when the PP material is applied to an appearance piece, certain requirements are imposed on the scratch resistance of the material.
In order to achieve the three-dimensional glittering colorful metal texture and the scratch resistance of the existing polypropylene composite material, spraying treatment needs to be carried out, organic waste gas and paint mist can be generated in the spraying process, the environment is polluted, and the production cost is high.
Disclosure of Invention
The invention aims to provide a scratch-resistant metal texture spraying-free PP composite material formula and a preparation method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in parts by weight: the scratch-resistant coating comprises, by weight, 70-78 parts of copolymerized PP, 8-12 parts of elastomer, 15-20 parts of talcum powder and barium sulfate, 1-2 parts of three-dimensional silver flash aluminum powder, 0.5-2 parts of scratch-resistant agent, 0.2-0.4 part of antioxidant, 0.5-2 parts of pigment and 0-2 parts of other auxiliary agents.
Preferably, the pigment is freely matched with five colors of red, yellow, blue, white and black.
Preferably, the formula consists of the following components in parts by weight: 70 parts of copolymerized PP, 8 parts of elastomer, 15 parts of talcum powder and barium sulfate, 1 part of stereo silver flash aluminum powder, 0.5 part of scratch-resistant agent, 0.2 part of antioxidant, 0.5 part of pigment and 1 part of other auxiliary agents.
Preferably, the formula consists of the following components in parts by weight: 75 parts of copolymerized PP, 10 parts of elastomer, 18 parts of talcum powder and barium sulfate, 2 parts of stereo silver flash aluminum powder, 1 part of scratch-resistant agent, 0.3 part of antioxidant, 1 part of pigment and 2 parts of other auxiliary agents.
A preparation method of a scratch-resistant metal texture spraying-free PP composite material comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, carrying out granulation through a water bracing granulator after output, then drying through a dryer, and finally carrying out granulation through a granulator to obtain a finished product of the spraying-free PP composite material.
Preferably, the melt blending will blend the desired polymer components above their viscous flow temperature using compounding equipment to produce a homogeneous polymer co-melt, which is then cooled.
Compared with the prior art, the invention has the beneficial effects that: the invention adopts the three-dimensional aluminum powder with a certain diameter, utilizes the three-dimensional structure of the aluminum powder and the pigment toner in the injection molding process to achieve three-dimensional glittering colorful metal texture, solves the problems of popular orientation of the aluminum powder in a polypropylene matrix, eliminates flow marks, reduces the defects of weld lines and the like, produces the PP composite material with strong metal silver texture, excellent scratch resistance and mechanical strength, can be directly molded by injection molding, can completely replace the paint spraying effect, is green and environment-friendly, has no pollution to the environment, reduces the comprehensive cost of plastic parts, can be widely applied to parts of automobiles, household appliances and the like, and has good application value.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that:
a scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in percentage by mass: the composition comprises the following components in parts by weight: the scratch-resistant coating comprises, by weight, 70-78 parts of copolymerized PP, 8-12 parts of elastomer, 15-20 parts of talcum powder and barium sulfate, 1-2 parts of three-dimensional silver flash aluminum powder, 0.5-2 parts of scratch-resistant agent, 0.2-0.4 part of antioxidant, 0.5-2 parts of pigment and 0-2 parts of other auxiliary agents.
A preparation method of a scratch-resistant metal texture spraying-free PP composite material comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, carrying out granulation through a water bracing granulator after output, then drying through a dryer, and finally carrying out granulation through a granulator to obtain a finished product of the spraying-free PP composite material.
The first embodiment is as follows:
a scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in percentage by mass: the composition comprises the following components in parts by weight: the scratch-resistant rubber comprises, by weight, 70 parts of copolymerized PP, 8 parts of elastomer, 15 parts of talcum powder and barium sulfate, 1 part of three-dimensional silver flashing aluminum powder, 0.5 part of scratch-resistant agent, 0.2 part of antioxidant, 0.5 part of pigment and 1 part of other auxiliary agents, wherein the pigment is freely matched with five colors of red, yellow, blue, white and black.
The preparation method comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, preparing uniform polymer eutectic by using mixing equipment when polymer components required by the melt blending are above the viscous flow temperature of the polymer components, then cooling, carrying out granulation by a water-drawing granulator after output, then drying by a dryer, and finally carrying out granulation by a granulator to obtain a finished product of the spraying-free PP composite material.
Example two:
a scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in percentage by mass: the formula comprises the following components in parts by weight: the scratch-resistant rubber comprises, by weight, 75 parts of copolymerized PP, 10 parts of elastomer, 18 parts of talcum powder and barium sulfate, 2 parts of three-dimensional silver flashing aluminum powder, 1 part of scratch-resistant agent, 0.3 part of antioxidant, 1 part of pigment and 2 parts of other auxiliary agents, wherein the pigment is freely matched with five colors of red, yellow, blue, white and black.
The preparation method comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, preparing uniform polymer eutectic by using mixing equipment when polymer components required by the melt blending are above the viscous flow temperature of the polymer components, then cooling, carrying out granulation by a water-drawing granulator after output, then drying by a dryer, and finally carrying out granulation by a granulator to obtain a finished product of the spraying-free PP composite material.
Example three:
a scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in percentage by mass: the composition comprises the following components in parts by weight: the scratch-resistant rubber comprises, by weight, 78 parts of copolymerized PP, 12 parts of elastomer, 20 parts of talcum powder and barium sulfate, 2 parts of three-dimensional silver flashing aluminum powder, 2 parts of scratch-resistant agent, 0.4 part of antioxidant, 2 parts of pigment and 2 parts of other auxiliary agents, wherein the pigment is freely matched with five colors of red, yellow, blue, white and black.
The preparation method comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, preparing uniform polymer eutectic by using mixing equipment when polymer components required by the melt blending are above the viscous flow temperature of the polymer components, then cooling, carrying out granulation by a water-drawing granulator after output, then drying by a dryer, and finally carrying out granulation by a granulator to obtain a finished product of the spraying-free PP composite material.
Example four:
a scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in percentage by mass: the composition comprises the following components in parts by weight: the scratch-resistant rubber comprises, by weight, 75 parts of copolymerized PP, 12 parts of elastomer, 15 parts of talcum powder and barium sulfate, 2 parts of three-dimensional silver flashing aluminum powder, 1 part of scratch-resistant agent, 0.3 part of antioxidant, 1 part of pigment and 1 part of other auxiliary agents, wherein the pigment is freely matched with five colors of red, yellow, blue, white and black.
The preparation method comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, preparing uniform polymer eutectic by using mixing equipment when polymer components required by the melt blending are above the viscous flow temperature of the polymer components, then cooling, carrying out granulation by a water-drawing granulator after output, then drying by a dryer, and finally carrying out granulation by a granulator to obtain a finished product of the spraying-free PP composite material.
Example five:
a scratch-resistant metal texture spraying-free PP composite material formula comprises the following components in percentage by mass: the composition comprises the following components in parts by weight: the scratch-resistant rubber comprises, by weight, 72 parts of copolymerized PP, 10 parts of elastomer, 18 parts of talcum powder and barium sulfate, 2 parts of three-dimensional silver flashing aluminum powder, 1 part of scratch-resistant agent, 0.3 part of antioxidant, 1.5 parts of pigment and 0.5 part of other auxiliary agents, wherein the pigment is freely matched with five colors of red, yellow, blue, white and black.
The preparation method comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, preparing uniform polymer eutectic by using mixing equipment when polymer components required by the melt blending are above the viscous flow temperature of the polymer components, then cooling, carrying out granulation by a water-drawing granulator after output, then drying by a dryer, and finally carrying out granulation by a granulator to obtain a finished product of the spraying-free PP composite material.
The invention adopts the three-dimensional aluminum powder with a certain diameter, utilizes the three-dimensional structure of the aluminum powder and the pigment toner in the injection molding process to achieve three-dimensional glittering colorful metal texture, solves the problems of popular orientation of the aluminum powder in a polypropylene matrix, eliminates flow marks, reduces the defects of weld lines and the like, produces the PP composite material with strong metal silver texture, excellent scratch resistance and mechanical strength, can be directly molded by injection molding, can completely replace the paint spraying effect, is green and environment-friendly, has no pollution to the environment, reduces the comprehensive cost of plastic parts, can be widely applied to parts of automobiles, household appliances and the like, and has good application value.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The formula of the scratch-resistant metal texture spraying-free PP composite material is characterized in that: the composition comprises the following components in parts by weight: the scratch-resistant coating comprises, by weight, 70-78 parts of copolymerized PP, 8-12 parts of elastomer, 15-20 parts of talcum powder and barium sulfate, 1-2 parts of three-dimensional silver flash aluminum powder, 0.5-2 parts of scratch-resistant agent, 0.2-0.4 part of antioxidant, 0.5-2 parts of pigment and 0-2 parts of other auxiliary agents.
2. The scratch-resistant metal-textured spray-free PP composite material formula according to claim 1, wherein the scratch-resistant metal-textured spray-free PP composite material formula comprises: the pigment is freely matched with five colors of red, yellow, blue, white and black.
3. The scratch-resistant metal-textured spray-free PP composite material formula according to claim 1, wherein the scratch-resistant metal-textured spray-free PP composite material formula comprises: the formula comprises the following components in parts by weight: 70 parts of copolymerized PP, 8 parts of elastomer, 15 parts of talcum powder and barium sulfate, 1 part of stereo silver flash aluminum powder, 0.5 part of scratch-resistant agent, 0.2 part of antioxidant, 0.5 part of pigment and 1 part of other auxiliary agents.
4. The scratch-resistant metal-textured spray-free PP composite material formula according to claim 1, wherein the scratch-resistant metal-textured spray-free PP composite material formula comprises: the formula comprises the following components in parts by weight: 75 parts of copolymerized PP, 10 parts of elastomer, 18 parts of talcum powder and barium sulfate, 2 parts of stereo silver flash aluminum powder, 1 part of scratch-resistant agent, 0.3 part of antioxidant, 1 part of pigment and 2 parts of other auxiliary agents.
5. A preparation method of a scratch-resistant metal texture spraying-free PP composite material is characterized by comprising the following steps: the method comprises the following steps: firstly, adding materials into a double-screw unit, adding a side feeding system (or changing a low-shear screw combination) for feeding, then carrying out melt blending, carrying out granulation through a water bracing granulator after output, then drying through a dryer, and finally carrying out granulation through a granulator to obtain a finished product of the spraying-free PP composite material.
6. The preparation method of the scratch-resistant metal-texture spray-free PP composite material as claimed in claim 5, wherein: the melt blending is to blend the desired polymer components above their viscous flow temperature using compounding equipment to produce a homogeneous polymer eutectic, which is then cooled.
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| CN201810985185.4A CN110862616A (en) | 2018-08-28 | 2018-08-28 | Formula and preparation method of scratch-resistant metal texture spraying-free PP composite material |
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| CN201810985185.4A CN110862616A (en) | 2018-08-28 | 2018-08-28 | Formula and preparation method of scratch-resistant metal texture spraying-free PP composite material |
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Cited By (3)
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| CN111690209A (en) * | 2020-05-28 | 2020-09-22 | 宁波泰甬汽车零部件有限公司 | High-fluidity scratch-resistant spraying-free metallic silver modified polypropylene material for vehicles |
| CN113881145A (en) * | 2021-11-16 | 2022-01-04 | 上海聚威新材料股份有限公司 | Low longitudinal and transverse chromatic aberration polypropylene composite material and preparation method thereof |
| CN114854127A (en) * | 2022-05-23 | 2022-08-05 | 台州学院 | Scratch-resistant light spraying-free polypropylene material and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111690209A (en) * | 2020-05-28 | 2020-09-22 | 宁波泰甬汽车零部件有限公司 | High-fluidity scratch-resistant spraying-free metallic silver modified polypropylene material for vehicles |
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| CN113881145B (en) * | 2021-11-16 | 2022-03-11 | 上海聚威新材料股份有限公司 | Low longitudinal and transverse chromatic aberration polypropylene composite material and preparation method thereof |
| CN114854127A (en) * | 2022-05-23 | 2022-08-05 | 台州学院 | Scratch-resistant light spraying-free polypropylene material and preparation method thereof |
| CN114854127B (en) * | 2022-05-23 | 2023-07-25 | 台州学院 | Scratch-resistant light spraying-free polypropylene material and preparation method thereof |
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