CN115651308A - Improved plastic material based on PP plastic - Google Patents
Improved plastic material based on PP plastic Download PDFInfo
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- CN115651308A CN115651308A CN202211164601.7A CN202211164601A CN115651308A CN 115651308 A CN115651308 A CN 115651308A CN 202211164601 A CN202211164601 A CN 202211164601A CN 115651308 A CN115651308 A CN 115651308A
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- antioxidant
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- 239000000463 material Substances 0.000 title claims abstract description 61
- 239000004033 plastic Substances 0.000 title claims abstract description 51
- 229920003023 plastic Polymers 0.000 title claims abstract description 51
- 239000004743 Polypropylene Substances 0.000 claims abstract description 43
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 34
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 31
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 31
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 26
- -1 polypropylene Polymers 0.000 claims abstract description 19
- 229920001155 polypropylene Polymers 0.000 claims abstract description 19
- 238000005282 brightening Methods 0.000 claims abstract description 14
- 239000000314 lubricant Substances 0.000 claims abstract description 14
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011265 semifinished product Substances 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 15
- 238000001746 injection moulding Methods 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000003508 Dilauryl thiodipropionate Substances 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 235000019304 dilauryl thiodipropionate Nutrition 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000011593 sulfur Substances 0.000 claims description 2
- 239000002932 luster Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 9
- 239000012778 molding material Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000012465 retentate Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the technical field of materials, and discloses an improved plastic material based on PP plastic, which comprises the following components in percentage by mass: 3 to 10 percent of talcum powder, 0.1 to 0.3 percent of antioxidant, 0.1 to 0.2 percent of auxiliary antioxidant, 0.3 to 0.5 percent of lubricant, 0.1 to 0.2 percent of brightener, 10 to 20 percent of barium sulfate, 0.05 to 0.1 percent of anti-ultraviolet agent and 60 to 70 percent of polypropylene. The added brightening agent and the ultraviolet resistant agent can improve the luster and the ultraviolet resistant function of the material, thereby improving the application range of the PP plastic material.
Description
Technical Field
The invention belongs to the technical field of materials, and particularly relates to an improved plastic material based on PP plastic.
Background
Polypropylene is a thermoplastic resin obtained by polymerizing propylene, abbreviated as PP, is a thermoplastic plastic, has light specific gravity, large surface hardness of finished products and high elasticity, and has good heat resistance, so that the polypropylene is more and more widely applied.
However, the existing polypropylene has poor wear resistance, friction between polypropylene materials and contact with foreign objects are easily caused in the processes of production, transportation and use, so that scratches and grinding fuzz are easily formed on the surface, local stress concentration is easily generated on the polypropylene materials, local whitening is caused, the use of the materials and the luster of the materials are influenced, and the existing materials cannot shield ultraviolet rays, so that the application of the PP materials is limited to a great extent.
Disclosure of Invention
In view of the above situation, the present invention provides an improved plastic material based on PP plastic, which effectively solves the problems mentioned above in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an improved plastic material based on PP plastic, which is characterized in that: the composite material comprises the following components in percentage by mass:
3 to 10 percent of talcum powder,
0.1 to 0.3 percent of antioxidant,
0.1 to 0.2 percent of auxiliary antioxidant
0.3 to 0.5 percent of lubricant,
0.1 to 0.2 percent of brightening agent,
10 to 20 percent of barium sulfate,
0.05 to 0.1 percent of anti-ultraviolet agent,
60-70% of polypropylene.
Preferably, the antioxidant is an antioxidant 1010, which mainly belongs to phenolic oxidants, wherein the antioxidant has excellent antioxidant performance on polypropylene, and can effectively prolong the service life of the product.
Preferably, the auxiliary antioxidant is a sulfur-containing ester antioxidant DLTP, namely dilauryl thiodipropionate, wherein the performance of the plastic material is enhanced by using the auxiliary antioxidant with the antioxidant 1010 and having a synergistic effect.
Preferably, the lubricant is low molecular weight polypropylene, wherein the plastic material can improve the fluidity, improve the adhesion of the polymer material to a cylinder and a die, and prevent and reduce the retentate during extrusion molding.
Preferably, the barium sulfate is barium sulfate whisker, wherein the strength and the heat stability of the plastic material can be improved by adding the barium sulfate.
Preferably, the brightening agent is higher aliphatic hydrocarbon, wherein the brightening effect of the plastic is improved and the plastic is durable through adding the brightening agent.
A method for preparing improved plastic material based on PP plastic is characterized by comprising the following preparation steps:
s1, firstly, weighing talcum powder, an antioxidant, an auxiliary antioxidant, a lubricant, a brightening agent, barium sulfate, an ultraviolet-resistant agent and polypropylene according to a proportion, and uniformly mixing to obtain a mixture;
s2, on the basis of the S1, putting the mixture in the S1 into an extruder, then melting and extruding the mixture to form a semi-finished product material, and heating the semi-finished product material to 180-195 ℃ to obtain a PP improved plastic material;
s3, on the basis of the S2, drying the semi-finished product material at 75 ℃;
s4, on the basis of the S3, injecting the dried semi-finished product into a mold of an injection molding machine for molding, and then obtaining an improved plastic material;
preferably, the drying time in step S3 is 6 hours.
Compared with the prior art, the invention has the beneficial effects that: compared with an unmodified PP plastic material, the modified PP plastic material can reduce the friction coefficient of the plastic material by adding the lubricant, so that the wear resistance of the material is improved, the toughness of the plastic material is improved by adding barium sulfate, and the added brightener and ultraviolet resistant agent can improve the luster and ultraviolet resistant function of the material, so that the application range of the PP plastic material is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be 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.
Example 1:
taking materials:
3 percent of talcum powder,
0.1 percent of antioxidant,
0.1 percent of auxiliary antioxidant,
0.3 percent of lubricant,
0.15 percent of brightening agent,
10 percent of barium sulfate,
0.05 percent of anti-ultraviolet agent,
60% of polypropylene.
Firstly, weighing talcum powder, an antioxidant, an auxiliary antioxidant, a lubricant, a brightening agent, barium sulfate and an anti-ultraviolet agent according to a proportion, putting raw materials of polypropylene into a mixer for uniform mixing, then obtaining raw materials of uniform mixture, putting the mixture into an extruder, then melting and extruding the mixture to form a semi-finished product material, obtaining a PP improved semi-finished product plastic material after the melting and heating temperature is 180-195 ℃, then placing the semi-finished product material in an environment of 75 ℃ for drying, and injecting the dried semi-finished product into a mold of an injection molding machine for molding after the raw materials are dried to obtain the improved plastic material.
When the improved semi-finished plastic material is used for injection molding processing, the parameters are as follows:
temperature of the die: 20-60 ℃;
injection molding pressure: 80MPA-110MPA;
temperature of molding material: 150-200 ℃;
injection molding speed: and (4) medium and low speed.
Example 2: .
Taking materials:
5 percent of talcum powder,
0.2 percent of antioxidant,
0.15 percent of auxiliary antioxidant,
0.4 percent of lubricant,
0.15 percent of brightening agent,
15 percent of barium sulfate,
0.075 percent of anti-ultraviolet agent,
65% of polypropylene.
Firstly, weighing talcum powder, an antioxidant, an auxiliary antioxidant, a lubricant, a brightening agent, barium sulfate and an anti-ultraviolet agent according to a proportion, putting raw materials of polypropylene into a mixer for uniform mixing, then obtaining raw materials of uniform mixture, putting the mixture into an extruder, then melting and extruding the mixture to form a semi-finished product material, obtaining a PP improved semi-finished product plastic material after the melting and heating temperature is 180-195 ℃, then placing the semi-finished product material in an environment of 75 ℃ for drying, and injecting the dried semi-finished product into a mold of an injection molding machine for molding after the raw materials are dried to obtain the improved plastic material.
When the improved semi-finished plastic material is used for injection molding processing, the parameters are as follows:
temperature of the die: 20-60 ℃;
injection molding pressure: 80MPA-110MPA;
temperature of molding material: 150-200 ℃;
injection molding speed: and (4) medium and low speed.
Example 3: .
Taking materials:
10 percent of talcum powder,
0.3 percent of antioxidant,
0.2 percent of auxiliary antioxidant,
0.5 percent of lubricant,
0.2 percent of brightening agent,
20 percent of barium sulfate,
0.1 percent of anti-ultraviolet agent,
70% of polypropylene.
Firstly, weighing talcum powder, an antioxidant, an auxiliary antioxidant, a lubricant, a brightening agent, barium sulfate and an anti-ultraviolet agent according to a proportion, putting raw materials of polypropylene into a mixer for uniform mixing, then obtaining raw materials of uniform mixture, putting the mixture into an extruder, then melting and extruding the mixture to form a semi-finished product material, obtaining a PP improved semi-finished product plastic material after the melting and heating temperature is 180-195 ℃, then placing the semi-finished product material in an environment of 75 ℃ for drying, and injecting the dried semi-finished product into a mold of an injection molding machine for molding after the raw materials are dried to obtain the improved plastic material.
When the improved semi-finished plastic material is used for injection molding processing, the parameters are as follows:
temperature of the die: 20-60 ℃;
injection molding pressure: 80MPA-110MPA;
temperature of molding material: 150-200 ℃;
injection molding speed: and (4) medium and low speed.
Claims (8)
1. An improved plastic material based on PP plastic, which is characterized in that: the composite material comprises the following components in percentage by mass:
3 to 10 percent of talcum powder,
0.1 to 0.3 percent of antioxidant,
0.1 to 0.2 percent of auxiliary antioxidant
0.3 to 0.5 percent of lubricant,
0.1 to 0.2 percent of brightening agent,
10 to 20 percent of barium sulfate,
0.05 to 0.1 percent of anti-ultraviolet agent,
60-70% of polypropylene.
2. An improved plastic material based on PP plastics as claimed in claim 1, wherein: the antioxidant is an antioxidant 1010, and mainly belongs to phenolic oxidants.
3. An improved plastic material based on PP plastics as claimed in claim 2, wherein: the auxiliary antioxidant is a sulfur-containing ester antioxidant DLTP, namely dilauryl thiodipropionate.
4. An improved plastic material based on PP plastics as claimed in claim 3, wherein: the lubricant is low molecular weight polypropylene.
5. An improved plastic material based on PP plastics as claimed in claim 1, wherein: the barium sulfate is barium sulfate whisker.
6. An improved plastic material based on PP plastics as claimed in claim 5, wherein: the brightener is a higher aliphatic hydrocarbon.
7. The process for the preparation of an improved plastic material based on PP plastics as claimed in any one of claims 1 to 6, comprising the following preparation steps:
s1, firstly, weighing talcum powder, an antioxidant, an auxiliary antioxidant, a lubricant, a brightening agent, barium sulfate, an ultraviolet-resistant agent and polypropylene according to a proportion, and uniformly mixing to obtain a mixture;
s2, on the basis of the S1, putting the mixture in the S1 into an extruder, then melting and extruding the mixture to form a semi-finished product material, and heating the semi-finished product material to 180-195 ℃ to obtain the PP modified plastic material;
s3, on the basis of the S2, drying the semi-finished product material at 75 ℃;
and S4, injecting the dried semi-finished product into a mold of an injection molding machine for molding on the basis of the S3.
8. The method as claimed in claim 7, wherein the drying time in step S3 is 6 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211164601.7A CN115651308A (en) | 2022-09-23 | 2022-09-23 | Improved plastic material based on PP plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211164601.7A CN115651308A (en) | 2022-09-23 | 2022-09-23 | Improved plastic material based on PP plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115651308A true CN115651308A (en) | 2023-01-31 |
Family
ID=84985027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211164601.7A Pending CN115651308A (en) | 2022-09-23 | 2022-09-23 | Improved plastic material based on PP plastic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115651308A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106009260A (en) * | 2016-05-27 | 2016-10-12 | 威迪亚（长泰）科技有限公司 | High-gloss and high-fluidity PP filling material and preparation method thereof |
| CN106995554A (en) * | 2016-01-26 | 2017-08-01 | 合肥杰事杰新材料股份有限公司 | A kind of mar-proof high-performance polypropylene material and preparation method thereof |
| CN111393747A (en) * | 2020-04-14 | 2020-07-10 | 深圳市坤一科技有限公司 | Polypropylene material for manufacturing field equipment shell and preparation method thereof |
| CN113150451A (en) * | 2021-04-27 | 2021-07-23 | 北京聚菱燕塑料有限公司 | Preparation method and application of whisker modified polypropylene blend material |
-
2022
- 2022-09-23 CN CN202211164601.7A patent/CN115651308A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106995554A (en) * | 2016-01-26 | 2017-08-01 | 合肥杰事杰新材料股份有限公司 | A kind of mar-proof high-performance polypropylene material and preparation method thereof |
| CN106009260A (en) * | 2016-05-27 | 2016-10-12 | 威迪亚（长泰）科技有限公司 | High-gloss and high-fluidity PP filling material and preparation method thereof |
| CN111393747A (en) * | 2020-04-14 | 2020-07-10 | 深圳市坤一科技有限公司 | Polypropylene material for manufacturing field equipment shell and preparation method thereof |
| CN113150451A (en) * | 2021-04-27 | 2021-07-23 | 北京聚菱燕塑料有限公司 | Preparation method and application of whisker modified polypropylene blend material |
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| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20230131 |
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