CN104844925A - Polypropylene material with high strength and good moldability - Google Patents
Polypropylene material with high strength and good moldability Download PDFInfo
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- CN104844925A CN104844925A CN201510125203.8A CN201510125203A CN104844925A CN 104844925 A CN104844925 A CN 104844925A CN 201510125203 A CN201510125203 A CN 201510125203A CN 104844925 A CN104844925 A CN 104844925A
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- polypropylene material
- stabilizer
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- polypropylene
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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
- C08L23/12—Polypropene
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- 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
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to a polypropylene material with high strength and good moldability. The polypropylene material is characterized by comprising the following components in part by weight: 56.2-60 parts of polypropylene, 30-40 parts of talcum powder, 22-26 parts of glass fibers, 2-4 parts of a flexibilizer, 0.2-0.4 part of a coupling agent, 0.2-0.5 part of a lubricant, 0.1-1.0 part of a heat stabilizer DSTP, 0.1-1.0 part of a heat stabilizer 3114 and 0.1-0.5 part of a heat stabilizer 618. Compared with the prior art, the polypropylene material according to the present invention has higher mechanical strength and besides, is easy to mold, the size stability is substantially improved, and the combination property is excellent.
Description
Technical field
The present invention relates to a kind of polypropylene material, be specifically related to the high and polypropylene material of good moldability of a kind of intensity.
Background technology
In recent years, due to the fast development of polypropylene material through engineering approaches modification technology, therefore, it is more and more extensive in the application of automotive field.But, as the important component part of engineering polypropylene material in automotive field, the bumper be made up of engineering polypropylene material, various automotive trim product, panel board, although its use properties in every respect all can meet corresponding requirement, be difficult to meet high strength and these two requirements of better formability simultaneously.This is because high strength means high impact-resistant, formability is then decided by mobility, and impact and mobility contradiction often.
Therefore, how to solve the deficiency that above-mentioned prior art exists, be turned into the problem that the present invention will study.
Summary of the invention
The object of the invention is to provide the high and polypropylene material of good moldability of a kind of intensity.
For achieving the above object, the technical solution used in the present invention is: the high and polypropylene material of good moldability of a kind of intensity, counts by weight, comprising:
Polypropylene 56.2-60 part
Talcum powder 30-40 part
Glass fibre 22-26 part
Toughner 2-4 part
Coupling agent 0.2-0.4 part
Lubricant 0.2-0.5 part
Thermo-stabilizer DSTP 0.1-1.0 part
Thermo-stabilizer 3114 0.1-1.0 part
Thermo-stabilizer 618 0.1-0.5 part.
Related content in technique scheme is explained as follows:
1, in such scheme, described talcum powder particle size range is 1-10 micron.
2, in such scheme, described polyacrylic limiting viscosity is 10.
3, in such scheme, described glass fibre is alkali free glass fibre, by adding glass fibre, the toughness of polypropylene material and rigidity is improved.
4, in such scheme, described coupling agent adds the interface binding power between glass fibre and polypropylene matrix.
5, in such scheme, described lubricant is ethylene bis stearamide, by adding lubricant, can improve the mobility of material.
6, in such scheme, described toughner is POE, by adding toughner, the mechanical properties such as the tensile strength of polypropylene material, unit elongation and notched Izod impact strength is significantly improved.
7, in such scheme, fatty acid ester compound 0.5-3 part is also comprised; Nano zine oxide 0.5-3 part; Nano titanium oxide 0.5-3 part; And the relative density of described nano zine oxide is 0.3-0.5g/ml, particle diameter is 10-100 nanometer, and specific surface area is 120-200m
2/ g.Described fatty acid ester compound is the long chain fatty acid ester of carbonatoms between 25-45 in carbochain, can be monounsaturated fatty acids ester, esters of polyunsaturated fatty acids and saturated fatty acid; Design whereby, the volatility of the present invention when high temperature can be made to decline to a great extent, there is the even scentless effect of low smell.
8, in such scheme, described thermo-stabilizer DSTP is thio-2 acid octadecyl ester; Described thermo-stabilizer 3114 is 3,5-di-tert-butyl-4-hydroxyl benzyl diethyl phosphoric acid; Described thermo-stabilizer 618 is distearyl pentaerythritol diphosphite.
Principle of work of the present invention and advantage as follows:
High and the polypropylene material of good moldability of a kind of intensity of the present invention, comprises polypropylene, talcum powder, glass fibre, toughner, coupling agent, lubricant, thermo-stabilizer DSTP, thermo-stabilizer 3114, thermo-stabilizer; The present invention compared to existing technologies, has higher physical strength, simultaneously easy-formation, and dimensional stability has had and significantly improves, excellent combination property; Wherein, by adding glass fibre, make polypropylene meet the toughness of material and rigidity all good; By adding coupling agent, add the interface binding power between glass fibre and polypropylene matrix; By adding toughner, thus the mechanical properties such as the tensile strength of polypropylene composite material, unit elongation and notched Izod impact strength increase significantly compared with not adding the polypropylene composite material of toughner; Add the mobility that lubricant improves polypropylene composite material; By adding thermo-stabilizer DSTP, thermo-stabilizer 3114 and thermo-stabilizer, the stability of product and oxidation-resistance are improved, and effect has been played to the high strength of product and the Synchronous lifting of formability.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
Embodiment one: the high and polypropylene material of good moldability of a kind of intensity, count by weight, comprising:
Polypropylene 58 parts
Talcum powder 35 parts
24 parts, glass fibre
Toughner 3 parts
Coupling agent 0.3 part
Lubricant 0.35 part
Thermo-stabilizer DSTP 0.5 part
Thermo-stabilizer 3,114 0.5 parts
Thermo-stabilizer 618 0.35 parts
Fatty acid ester compound 2 parts
Nano zine oxide 1.8 parts
Nano titanium oxide 2 parts
Wherein, talcum powder particle size range is 1-10 micron.Described polyacrylic limiting viscosity is 10.Described glass fibre is alkali free glass fibre, by adding glass fibre, the toughness of polypropylene material and rigidity is improved.Described coupling agent adds the interface binding power between glass fibre and polypropylene matrix.Described lubricant is ethylene bis stearamide, by adding lubricant, can improve the mobility of material.Described toughner is POE, by adding toughner, the mechanical properties such as the tensile strength of polypropylene material, unit elongation and notched Izod impact strength is significantly improved.
Wherein, the relative density of described nano zine oxide is 0.3-0.5g/ml, and particle diameter is 10-100 nanometer, and specific surface area is 120-200m
2/ g.
Wherein, described thermo-stabilizer DSTP is thio-2 acid octadecyl ester; Described thermo-stabilizer 3114 is 3,5-di-tert-butyl-4-hydroxyl benzyl diethyl phosphoric acid; Described thermo-stabilizer 618 is distearyl pentaerythritol diphosphite.
Wherein, the relative density of described nano zine oxide is 0.3-0.5g/ml, and particle diameter is 10-100 nanometer, and specific surface area is 120-200m
2/ g.Described fatty acid ester compound is the long chain fatty acid ester of carbonatoms between 25-45 in carbochain, can be monounsaturated fatty acids ester, esters of polyunsaturated fatty acids and saturated fatty acid; Design whereby, the volatility of the present invention when high temperature can be made to decline to a great extent, there is the even scentless effect of low smell.
Embodiment two: the high and polypropylene material of good moldability of a kind of intensity, count by weight, comprising:
Polypropylene 56.2 parts
Talcum powder 30 parts
22 parts, glass fibre
Toughner 2 parts
Coupling agent 0.2 part
Lubricant 0.2 part
Thermo-stabilizer DSTP 0.1 part
Thermo-stabilizer 3,114 0.1 parts
Thermo-stabilizer 618 0.1 parts
Fatty acid ester compound 0.5 part
Nano zine oxide 0.5 part
Nano titanium oxide 0.5 part.
Embodiment three: the high and polypropylene material of good moldability of a kind of intensity, count by weight, comprising:
Polypropylene 60 parts
Talcum powder 40 parts
26 parts, glass fibre
Toughner 4 parts
Coupling agent 0.4 part
Lubricant 0.5 part
Thermo-stabilizer DSTP 1.0 parts
Thermo-stabilizer 3,114 1.0 parts
Thermo-stabilizer 618 0.5 parts
Fatty acid ester compound 3 parts
Nano zine oxide 3 parts
Nano titanium oxide 3 parts.
High and the polypropylene material of good moldability of a kind of intensity of the present invention, comprises polypropylene, talcum powder, glass fibre, toughner, coupling agent, lubricant, thermo-stabilizer DSTP, thermo-stabilizer 3114, thermo-stabilizer; The present invention compared to existing technologies, has higher physical strength, simultaneously easy-formation, and dimensional stability has had and significantly improves, excellent combination property; Wherein, by adding glass fibre, make polypropylene meet the toughness of material and rigidity all good; By adding coupling agent, add the interface binding power between glass fibre and polypropylene matrix; By adding toughner, thus the mechanical properties such as the tensile strength of polypropylene composite material, unit elongation and notched Izod impact strength increase significantly compared with not adding the polypropylene composite material of toughner; Add the mobility that lubricant improves polypropylene composite material; By adding thermo-stabilizer DSTP, thermo-stabilizer 3114 and thermo-stabilizer, the stability of product and oxidation-resistance are improved, and effect has been played to the high strength of product and the Synchronous lifting of formability.
On the other hand, by the setting of described fatty acid ester compound, nano zine oxide, these three kinds of components of nano titanium oxide, the scented volatile of the present invention when high temperature is declined to a great extent, there is the even scentless effect of low smell.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to spirit of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (7)
1. the high and polypropylene material for good moldability of intensity, count by weight, it is characterized in that: comprising:
Polypropylene 56.2-60 part
Talcum powder 30-40 part
Glass fibre 22-26 part
Toughner 2-4 part
Coupling agent 0.2-0.4 part
Lubricant 0.2-0.5 part
Thermo-stabilizer DSTP 0.1-1.0 part
Thermo-stabilizer 3114 0.1-1.0 part
Thermo-stabilizer 618 0.1-0.5 part.
2. polypropylene material according to claim 1, is characterized in that: described talcum powder particle size range is 1-10 micron.
3. polypropylene material according to claim 1, is characterized in that: described polyacrylic limiting viscosity is 10.
4. polypropylene material according to claim 1, is characterized in that: described glass fibre is alkali free glass fibre.
5. polypropylene material according to claim 1, is characterized in that: described toughner is POE.
6. polypropylene material according to claim 1, is characterized in that: also comprise fatty acid ester compound 0.5-3 part; Nano zine oxide 0.5-3 part; Nano titanium oxide 0.5-3 part; And the relative density of described nano zine oxide is 0.3-0.5g/ml, particle diameter is 10-100 nanometer, and specific surface area is 120-200m
2/ g.
7. polypropylene material according to claim 1, is characterized in that: described thermo-stabilizer DSTP is thio-2 acid octadecyl ester; Described thermo-stabilizer 3114 is 3,5-di-tert-butyl-4-hydroxyl benzyl diethyl phosphoric acid; Described thermo-stabilizer 618 is distearyl pentaerythritol diphosphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510125203.8A CN104844925A (en) | 2015-03-23 | 2015-03-23 | Polypropylene material with high strength and good moldability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510125203.8A CN104844925A (en) | 2015-03-23 | 2015-03-23 | Polypropylene material with high strength and good moldability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104844925A true CN104844925A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510125203.8A Pending CN104844925A (en) | 2015-03-23 | 2015-03-23 | Polypropylene material with high strength and good moldability |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215298A (en) * | 2017-04-25 | 2017-09-29 | 南宁市钱隆汽车租赁有限公司 | Bumper |
| CN110669288A (en) * | 2019-10-17 | 2020-01-10 | 宁波万盛实业有限公司 | Novel polypropylene composite material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699460A (en) * | 2005-06-15 | 2005-11-23 | 上海普利特复合材料有限公司 | Low-odour polypropylene composite |
| CN102796322A (en) * | 2012-08-30 | 2012-11-28 | 杭州金州高分子科技有限公司 | Talcum powder high-rigidity anti-static modified polypropylene material |
-
2015
- 2015-03-23 CN CN201510125203.8A patent/CN104844925A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699460A (en) * | 2005-06-15 | 2005-11-23 | 上海普利特复合材料有限公司 | Low-odour polypropylene composite |
| CN102796322A (en) * | 2012-08-30 | 2012-11-28 | 杭州金州高分子科技有限公司 | Talcum powder high-rigidity anti-static modified polypropylene material |
Non-Patent Citations (1)
| Title |
|---|
| 徐同考 编著: "《塑料改性实用技术》", 31 October 2012, 中国轻工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215298A (en) * | 2017-04-25 | 2017-09-29 | 南宁市钱隆汽车租赁有限公司 | Bumper |
| CN110669288A (en) * | 2019-10-17 | 2020-01-10 | 宁波万盛实业有限公司 | Novel polypropylene composite material and preparation method thereof |
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Application publication date: 20150819 |