CN115819908A - Alcohol wiping resistant high-impact PMMA composite material and preparation method thereof - Google Patents
Alcohol wiping resistant high-impact PMMA composite material and preparation method thereof Download PDFInfo
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- CN115819908A CN115819908A CN202211256941.2A CN202211256941A CN115819908A CN 115819908 A CN115819908 A CN 115819908A CN 202211256941 A CN202211256941 A CN 202211256941A CN 115819908 A CN115819908 A CN 115819908A
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- 229920003229 poly(methyl methacrylate) Polymers 0.000 title claims abstract description 44
- 239000004926 polymethyl methacrylate Substances 0.000 title claims abstract description 44
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 16
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000000314 lubricant Substances 0.000 claims abstract description 13
- 229920006147 copolyamide elastomer Polymers 0.000 claims abstract description 10
- 239000011347 resin Substances 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000001125 extrusion Methods 0.000 claims description 8
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 claims description 2
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 3
- 239000000463 material Substances 0.000 abstract description 27
- 239000000126 substance Substances 0.000 abstract description 3
- 239000004952 Polyamide Substances 0.000 abstract description 2
- 239000004721 Polyphenylene oxide Substances 0.000 abstract description 2
- 229920001971 elastomer Polymers 0.000 abstract description 2
- 239000000806 elastomer Substances 0.000 abstract description 2
- 229920002647 polyamide Polymers 0.000 abstract description 2
- 229920000570 polyether Polymers 0.000 abstract description 2
- 239000002904 solvent Substances 0.000 abstract description 2
- 230000002522 swelling effect Effects 0.000 abstract 1
- 238000011056 performance test Methods 0.000 description 6
- 229920002614 Polyether block amide Polymers 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Abstract
The invention discloses an alcohol wiping resistant high impact PMMA composite material and a preparation method thereof, wherein the preparation method comprises the following preparation raw materials in percentage by weight: PMMA resin: 68-88 parts of alcohol-resistant wiping improver: 10-30 parts of lubricant: 0.5-1 part of organic black dye: 0-1 part; by adding the polyether-polyamide block copolymer into a formula system, wherein a polyether segment has good compatibility with PMMA, the compatibility of PMMA and the polyether-polyamide block copolymer is provided, and the polyamide segment exists in the system as a crystalline component and can block the swelling effect of chemical solvents such as alcohol and the like on PMMA, so that the alcohol wiping resistance of the material is improved; meanwhile, the polyether-polyamide block copolymer is an elastomer, and can improve the toughness and the impact resistance of the PMMA material when being added into a system.
Description
Technical Field
The invention relates to the field of high polymer materials, in particular to an alcohol wiping resistant high impact PMMA composite material and a preparation method thereof.
Background
In recent years, with the development of automobile materials, more and more high-gloss black materials are applied to the field of automobile decoration parts, and the materials are favored by consumers due to the aesthetic appearance effect of the materials, such as piano black.
PMMA resins are generally used as base resins for high gloss black materials because of their excellent transparency (light transmittance > 92%), excellent weatherability, aging resistance, and strong tinting strength. However, when such materials are used, the chemical resistance of the high gloss black material is generally required by the main factories, such as alcohol-resistant wiping of the material. As is well known, PMMA material is easy to swell by alcohol, and cracks and white, and high-gloss material can lose gloss and the like. Therefore, in order to improve the application defect of PMMA on the high gloss black material, the alcohol wiping resistance of the PMMA material needs to be improved so as to reduce the risk of failure of the material during use. Meanwhile, the PMMA material is very brittle, is easy to collide and break under the action of external force, and obviously does not meet the use requirements of automobile materials for internal and external ornaments, so that the toughness of the PMMA material is very necessary to be improved so as to meet the application requirements of the PMMA material in automobile decorative materials.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the problems in the prior art, the invention provides an alcohol wiping resistant high-impact PMMA composite material and a preparation method thereof, which can effectively improve the impact resistance of the PMMA composite material while improving the alcohol wiping resistant performance of the PMMA composite material.
The technical scheme is as follows: in order to solve the technical problems, the technical scheme adopted by the invention is as follows: an alcohol wiping resistant high impact PMMA composite material comprises the following preparation raw materials in percentage by weight: PMMA resin: 68-88 parts of alcohol-resistant wiping improver: 10-30 parts of lubricant: 0.5-1 part of organic black dye: 0 to 1 portion.
The PMMA resin is polymethyl methacrylate with the average molecular weight of 8-20 ten thousand. The PMMA with the molecular weight can be used as PMMA plastic with better comprehensive performance, and the use performance and the processing performance of the material are considered.
Further, the alcohol-rub resistance improver is a polyether-polyamide block copolymer.
Still further, the lubricant is one or more of pentaerythritol stearate PETS and ethylene bisstearamide EBS.
The invention also discloses a preparation method of the alcohol wiping resistant high impact PMMA composite material, which comprises the following steps: uniformly mixing PMMA resin, the alcohol-resistant wiping improver, the lubricant and the organic black dye, and then extruding and granulating to obtain the ink.
Furthermore, the extrusion granulation is carried out by adopting a double-screw extruder.
Further, the extrusion temperature was set as follows: the temperature of the first zone is 190-200 ℃, the temperature of the second zone is 210-220 ℃, the temperature of the third zone is 210-220 ℃, the temperature of the fourth zone is 210-220 ℃, the temperature of the fifth zone is 210-220 ℃, the temperature of the sixth zone is 210-220 ℃, the temperature of the seventh zone is 210-220 ℃, the temperature of the eighth zone is 210-220 ℃, the temperature of the ninth zone is 210-220 ℃, the temperature of the tenth zone is 210-220 ℃ and the temperature of the head is 210-220 ℃.
Has the beneficial effects that: the invention has the following advantages: according to the invention, the polyether-polyamide block copolymer is added into the formula system, wherein the polyether block and PMMA have good compatibility, so that the compatibility of PMMA and the polyether-polyamide block copolymer is provided, and the polyamide block exists in the system as a crystalline component and can prevent chemical solvents such as alcohol from swelling PMMA, so that the alcohol wiping resistance of the material is improved; meanwhile, the polyether-polyamide block copolymer is an elastomer and can improve the toughness and the impact resistance of the PMMA material when being added into a system.
Detailed Description
The present invention is further illustrated in detail by the following examples:
the sources of the raw materials used in the examples and comparative examples are as follows:
PMMA resin: CM-205, CM-207, zhenjiangqimei;
polyether-polyamide block copolymer: PEBAX 30rj 51 SA01, arkema, france;
lubricant: EBS, queen of japan;
organic black dye: OB2-3, available from eastern Guanmeidi plastics science and technology Co.
Example 1:
weighing CM-205:88.5 parts, PEBAX 30R51 SA01:10 parts, lubricant EBS:0.5 part, organic black dye OB2-3:1 part.
The weighed components are uniformly mixed in a high-speed mixer, and then are extruded and granulated by a double-screw extruder, wherein the extrusion temperature is set as follows: the temperature of a first area is 200 ℃, the temperature of a second area is 210 ℃, the temperature of a third area is 220 ℃, the temperature of a fourth area is 220 ℃, the temperature of a fifth area is 220 ℃, the temperature of a sixth area is 220 ℃, the temperature of a seventh area is 220 ℃, the temperature of an eighth area is 220 ℃, the temperature of a ninth area is 220 ℃, the temperature of a tenth area is 220 ℃, the temperature of a machine head is 220 ℃, and a series of performance tests are carried out on injection molding standard sample strips and highlight sample plates.
Example 2:
weighing CM-205:78.5 parts, PEBAX 30R51 SA01:20 parts, lubricant EBS:0.5 part, organic black dye OB2-3:1 part.
The weighed components are uniformly mixed in a high-speed mixer, and then are extruded and granulated by a double-screw extruder, wherein the extrusion temperature is set as follows: the temperature of a first area is 200 ℃, the temperature of a second area is 210 ℃, the temperature of a third area is 220 ℃, the temperature of a fourth area is 220 ℃, the temperature of a fifth area is 220 ℃, the temperature of a sixth area is 220 ℃, the temperature of a seventh area is 220 ℃, the temperature of an eighth area is 220 ℃, the temperature of a ninth area is 220 ℃, the temperature of a tenth area is 220 ℃, the temperature of a machine head is 220 ℃, and a series of performance tests are carried out on injection molding standard sample strips and highlight sample plates.
Example 3:
weighing CM-205:68.5 parts, PEBAX 30R51 SA01:30 parts, lubricant EBS:0.5 part, organic black dye OB2-3:1 part.
The weighed components are uniformly mixed in a high-speed mixer, and then are extruded and granulated by a double-screw extruder, wherein the extrusion temperature is set as follows: the temperature of a first area is 200 ℃, the temperature of a second area is 210 ℃, the temperature of a third area is 220 ℃, the temperature of a fourth area is 220 ℃, the temperature of a fifth area is 220 ℃, the temperature of a sixth area is 220 ℃, the temperature of a seventh area is 220 ℃, the temperature of an eighth area is 220 ℃, the temperature of a ninth area is 220 ℃, the temperature of a tenth area is 220 ℃, the temperature of a machine head is 220 ℃, and a series of performance tests are carried out on injection molding standard sample strips and highlight sample plates.
Example 4:
weighing CM-207:68.5 parts, PEBAX 30R51 SA01:30 parts, lubricant EBS:0.5 part, organic black dye OB2-3:1 part.
The weighed components are uniformly mixed in a high-speed mixer, and then are extruded and granulated by a double-screw extruder, wherein the extrusion temperature is set as follows: the temperature of a first area is 200 ℃, the temperature of a second area is 210 ℃, the temperature of a third area is 220 ℃, the temperature of a fourth area is 220 ℃, the temperature of a fifth area is 220 ℃, the temperature of a sixth area is 220 ℃, the temperature of a seventh area is 220 ℃, the temperature of an eighth area is 220 ℃, the temperature of a ninth area is 220 ℃, the temperature of a tenth area is 220 ℃, the temperature of a machine head is 220 ℃, and a series of performance tests are carried out on injection molding standard sample strips and highlight sample plates.
Comparative example 1
Except for adding no polyether-polyamide block copolymer, as in examples 1 to 4, CM-207 was weighed: 98.5 parts, lubricant EBS:0.5 part, organic black dye OB2-3:1 part.
The weighed components are uniformly mixed in a high-speed mixer, and then are extruded and granulated by a double-screw extruder, wherein the extrusion temperature is set as follows: the temperature of a first area is 200 ℃, the temperature of a second area is 210 ℃, the temperature of a third area is 220 ℃, the temperature of a fourth area is 220 ℃, the temperature of a fifth area is 220 ℃, the temperature of a sixth area is 220 ℃, the temperature of a seventh area is 220 ℃, the temperature of an eighth area is 220 ℃, the temperature of a ninth area is 220 ℃, the temperature of a tenth area is 220 ℃, the temperature of a machine head is 220 ℃, and a series of performance tests are carried out on injection molding standard sample strips and highlight sample plates.
Test methods and data:
the sample bars prepared in examples 1 to 4 and comparative example 1 were subjected to tensile strength, elongation at break, flexural strength, flexural modulus, impact strength, blackness L value, gloss and alcohol rub resistance tests as follows:
the tensile strength and the elongation at break are tested by adopting ISO 527-2;
the bending strength and the bending modulus are tested by adopting ISO 178-2003;
the impact strength is tested by adopting ISO 180-2000;
the L value of the blackness is tested by adopting the L value of a BYK test material;
gloss the gloss (20 ° reflection angle) was measured using a BYK or Konica Minolta triangle gloss tester.
Alcohol wiping resistance: after wiping the surface of the highlight plate for 100 times by using a cloth soaked with alcohol (95% alcohol), vertically placing the highlight plate in an indoor environment at the temperature of (23 +/-2) DEG C for 1h, detecting the surface condition of the sample, and then storing the highlight plate in a damp-heat test box at the temperature of (90 +/-2) DEG C for 1h, and detecting the state of the sample.
The specific test result data are shown in table 1:
TABLE 1 Material Performance test data for examples and comparative examples
As can be seen from the data in Table 1, compared with comparative example 1, after the PEBAXPEBAX 30R51 SA01 is added, the impact resistance of the PMMA material is obviously improved, and meanwhile, after the high-gloss plate is wiped by alcohol, the high-gloss plate can still keep the high-gloss effect, which shows that the addition of the PEBAXPEBAX 30R51 SA01 improves the alcohol-resistant wiping performance of the material.
It should be noted that the above-mentioned embodiments illustrate rather than limit the scope of the invention, and that those skilled in the art will be able to modify the invention in its various equivalent forms after reading the present disclosure without departing from the scope of the invention as defined by the appended claims.
Claims (7)
1. The high-impact PMMA composite material resistant to alcohol wiping is characterized by comprising the following preparation raw materials in percentage by weight: PMMA resin: 68-88 parts of alcohol-resistant wiping improver: 10-30 parts of lubricant: 0.5-1 part of organic black dye: 0 to 1 portion.
2. The alcohol wipe resistant high impact PMMA composite of claim 1, wherein: the PMMA resin is polymethyl methacrylate with the average molecular weight of 8-20 ten thousand.
3. The alcohol wipe resistant high impact PMMA composite of claim 1, wherein: the alcohol-resistant wiping improver is a polyether-polyamide block copolymer.
4. The alcohol wipe resistant high impact PMMA composite of claim 1, wherein: the lubricant is one or more of pentaerythritol stearate PETS and ethylene bisstearamide EBS.
5. A method for preparing an alcohol wipe resistant high impact PMMA composite of claim 1, comprising the steps of: uniformly mixing PMMA resin, the alcohol-resistant wiping improver, the lubricant and the organic black dye, and then extruding and granulating to obtain the ink.
6. The method for preparing an alcohol wipe resistant high impact PMMA composite according to claim 5, wherein: and extruding and granulating by using a double-screw extruder.
7. The method for preparing an alcohol wipe resistant high impact PMMA composite according to claim 6, wherein: the extrusion temperature was set as follows: the temperature of the first zone is 190-200 ℃, the temperature of the second zone is 210-220 ℃, the temperature of the third zone is 210-220 ℃, the temperature of the fourth zone is 210-220 ℃, the temperature of the fifth zone is 210-220 ℃, the temperature of the sixth zone is 210-220 ℃, the temperature of the seventh zone is 210-220 ℃, the temperature of the eighth zone is 210-220 ℃, the temperature of the ninth zone is 210-220 ℃, the temperature of the tenth zone is 210-220 ℃ and the temperature of the head is 210-220 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211256941.2A CN115819908B (en) | 2022-10-14 | Alcohol-wiping-resistant high-impact PMMA composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211256941.2A CN115819908B (en) | 2022-10-14 | Alcohol-wiping-resistant high-impact PMMA composite material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115819908A true CN115819908A (en) | 2023-03-21 |
| CN115819908B CN115819908B (en) | 2024-05-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117624815A (en) * | 2024-01-25 | 2024-03-01 | 成都真彩塑胶原料有限公司 | Alcohol-soaking-resistant and heat-resistant PMMA composite material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1281006A (en) * | 1999-07-19 | 2001-01-24 | 阿托菲纳公司 | Composition with thermoplastic methacrylic acid (co) polymers as main component and shaping product obtained from said composition |
| US20160083573A1 (en) * | 2013-04-10 | 2016-03-24 | Arkema France | Transparent and antistatic pmma composition |
| WO2021205134A1 (en) * | 2020-04-10 | 2021-10-14 | Arkema France | Antistatic or dust-repellent poly(methyl methacrylate) composition |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1281006A (en) * | 1999-07-19 | 2001-01-24 | 阿托菲纳公司 | Composition with thermoplastic methacrylic acid (co) polymers as main component and shaping product obtained from said composition |
| US20160083573A1 (en) * | 2013-04-10 | 2016-03-24 | Arkema France | Transparent and antistatic pmma composition |
| WO2021205134A1 (en) * | 2020-04-10 | 2021-10-14 | Arkema France | Antistatic or dust-repellent poly(methyl methacrylate) composition |
Non-Patent Citations (2)
| Title |
|---|
| "丙烯酸树脂食品接触材料中16种单体迁移量的测定及迁移风险考察", 《分析化学研究报告》, no. 10, 31 October 2015 (2015-10-31), pages 1573 - 1579 * |
| KUMAR B等: "Optical, Morphological, Thermal, Mechanical, and Fungal Characterization of Wood Polymethyl Methacrylate Composites", 《INSTRUMENTATION SCIENCE&TECHNOLOGY》, vol. 34, no. 1, 6 February 2007 (2007-02-06), pages 67 - 83 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117624815A (en) * | 2024-01-25 | 2024-03-01 | 成都真彩塑胶原料有限公司 | Alcohol-soaking-resistant and heat-resistant PMMA composite material and preparation method thereof |
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