CN103232701A - Scratch-resisting highlight PC/ABS (Poly Carbonate/Acrylonitrile Butadiene Styrene) composition and preparation method thereof - Google Patents
Scratch-resisting highlight PC/ABS (Poly Carbonate/Acrylonitrile Butadiene Styrene) composition and preparation method thereof Download PDFInfo
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Abstract
The invention provides a scratch-resisting highlight PC/ABS (Poly Carbonate/Acrylonitrile Butadiene Styrene) composition and a preparation method thereof. The composition comprises the following components in parts by weight: 55-90 parts of PC resin, 5-25 parts of ABS resin, 5-20 parts of PMMA (Polymethyl Methacrylate) resin, 0.5-2 parts of compatilizer, 0.1-1 part of antioxygen and 0.1-1 part of lubricant. The invention further relates to the preparation method of the composition. The method comprises the following steps of: 1, adding and mixing PC resin, ABS resin, PMMA resin, compatilizer, antioxygen and lubricant in a stirrer to obtain a mixture; and 2, blending and prilling the mixture through a twin-screw extruder to obtain the scratch-resisting highlight PC/ABS composition. According to the composition provided by the invention, the defect of poor scratch-resistance of the highlight PC/ABS composition can be remedied by adding the PMMA resin which has high scratch-resistance, so that the scratch-resisting highlight PC/ABS composition is spraying-free in true meaning and has wide application prospect in the aspect of automotive trim.
Description
Technical field
The present invention relates to a kind of modified resin and preparation method thereof, especially relate to the high light PC/ABS of a kind of scrape resistant composition and method of making the same.
Background technology
Along with the concern of people to energy dilemma; the energy-saving and emission-reduction of automobile are current developing of automobile industry requirements; wherein automobile lightweight; " to mould Dai Gang " becomes the important developing direction of current automotive industry; therefore the development for plastics industry provides excellent opportunity, and is simultaneously also more and more higher to the requirement of plastics performance.
On some parts of automobile, effect for Gao Guang, common way is to spray high lac varnish at plastic basis material, but spray paint not only tooling cost height, and be unfavorable for environmental protection, along with the appearance of automobile ELV decree, need more thermoplastic material directly can recycle, and the process that does not need to separate thermosetting film.Therefore, researching and developing the material of exempting to spray has great importance.
High light PC/ABS is as a kind of environment-friendly and green material of exempting to spray, in household electric appliances widespread use, but the application on automobile industry still is in the development phase, the scratch resistance that high light PC/ABS is high light PC/ABS in a limited major reason of automobile application is relatively poor, can't compare with the scrape resistant of the part that sprays paint, not reach automobile industry for the scrape resistant standard-required of product.Therefore, the high light PC/ABS material of researching and developing high scratch resistance has reality and important meaning for its application in automobile industry.
Summary of the invention
At defective of the prior art, the purpose of this invention is to provide the high light PC/ABS of a kind of scrape resistant composition and method of making the same.
First aspect the invention provides the high light PC/ABS of a kind of scrape resistant composition, and described composition is made up of each component of following parts by weight:
Preferably, the relative molecular weight of described PC resin is 17000～30000g/mol, and second-order transition temperature is 140～150 ℃.
Preferably, described ABS resin relative molecular weight is 100000～180000g/mol.
Preferably, described ABS resin comprises each component of following weight percent content:
Divinyl 10～55%,
Vinyl cyanide 15～32%,
Vinylbenzene 30～70%.
Preferably, the relative molecular weight of described PMMA resin is 80000～110000g/mol, and second-order transition temperature is 100～110 ℃.
Preferably, described compatilizer is the SAN-g-GMA multipolymer, wherein GMA content is 1～8%, the SAN-g-GMA multipolymer can improve PMMA and PC/ABS consistency as compatilizer, owing to not good " pearly-lustre " phenomenon that causes of consistency, realize the blend of PMMA resin and PC/ABS resin when eliminating PMMA and PC/ABS blend.
Preferably, described oxidation inhibitor is four [β-(3,5-di-t-butyl 4-hydroxy phenyl) propionic acid] one or more mixture in pentaerythritol ester, Triethylene glycol two [β-(3-tertiary butyl-4-hydroxy-5-aminomethyl phenyl) propionic ester], two stearyl alcohol pentaerythritol diphosphites, three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester.
Preferably, described lubricant is whiteruss, solid paraffin, silane polymer, soap, stearic amide, calcium stearate, Zinic stearas, methylene bis stearic amide and N, the mixture of one or more in the N-ethylene bis stearic acid amide.
Second aspect the invention still further relates to the high light PC/ABS of aforesaid scrape resistant preparation of compositions method, said method comprising the steps of:
Step 1 with mixing in PC resin, ABS resin, PMMA resin, compatilizer, oxidation inhibitor and the lubricant adding mixing and blending machine, gets mixture;
Step 2, with described mixture by twin screw extruder blend granulation, get final product the high light PC/ABS of scrape resistant composition.
Preferably, the barrel zone temperature of described twin screw extruder is 220～280 ℃, and screw speed is 300～600rpm.
Compared with prior art, the present invention has following beneficial effect: the present invention adopts and keys in compatilizer SAN-g-GMA multipolymer, thereby PMMA and PC/ABS consistency have been improved, " pearly-lustre " phenomenon that has caused when having eliminated PMMA and PC/ABS blend, make that the PMMA resin can be compatible fully with the PC/ABS realization, i.e. blend.The present invention simultaneously utilizes the scraping and wiping resistance performance preferably that has of PMMA resin itself, it is the deficiency that the adding of PMMA resin has remedied the scratch of high light PC/ABS composition, make high light PC/ABS can realize the spraying of exempting from truly, aspect automotive trim, have broad application prospects.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment.Following examples will help those skilled in the art further to understand the present invention, but not limit the present invention in any form.Should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Embodiment 1～4
Embodiment 1～4 provides the high light PC/ABS of scrape resistant composition respectively, and its preparation method may further comprise the steps:
Step 1: get the raw materials ready according to the component in the following table 1 and weight part content, PC resin, ABS resin, PMMA resin, compatilizer, oxidation inhibitor and lubricant are added in the mixing and blending machine mix, get mixture;
Step 2, with described mixture by twin screw extruder blend granulation, get final product the high light PC/ABS of scrape resistant composition.
Comparative Examples 1
This Comparative Examples provides the high light PC/ABS of scrape resistant composition, and its preparation method may further comprise the steps:
Step 1: get the raw materials ready according to the component in the following table 1 and weight part content, PC resin, ABS resin, PMMA resin, compatilizer, oxidation inhibitor and lubricant are added in the mixing and blending machine mix, get mixture;
Step 2, with described mixture by twin screw extruder blend granulation, get final product the high light PC/ABS of scrape resistant composition.
Table 1
| ? | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative Examples 1 |
| The PC resin | 85 | 80 | 75 | 70 | 90 |
| ABS resin | 10 | 10 | 10 | 10 | 10 |
| The PMMA resin | 5 | 10 | 15 | 20 | - |
| Compatilizer | 0.5 | 1 | 1.5 | 2 | - |
| Oxidation inhibitor | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Lubricant | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
In the table 1, the PC resin is selected the PC201-20 of Korea S LG-DOW for use; ABS resin is selected the ABS8391 of Shanghai Gaoqiao petrochemical industry for use; The PMMA resin is selected the V-040 of A Kema ARKEMA for use; Compatilizer is selected the SAG-005 of the liter of Nantong day for use; Oxidation inhibitor and lubricant are commercially available.
Embodiment 5, implementation result
The high light PC/ABS of the scrape resistant composition of above embodiment 1～4 and Comparative Examples 1 preparation is injection molded into high tabula rasa, estimates its pencil hardness, the results are shown in Table 2:
Table 2
| ? | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative Examples 1 |
| Pencil hardness | B | HB | HB | H | 2B |
Embodiment 6
Present embodiment provides the high light PC/ABS of scrape resistant composition, and its preparation method may further comprise the steps:
Step 1: get the raw materials ready according to the component in the following table 3 and weight part content, PC resin, ABS resin, PMMA resin, compatilizer, oxidation inhibitor and lubricant are added in the mixing and blending machine mix, get mixture;
Step 2, by twin screw extruder blend granulation, the barrel zone temperature of forcing machine is 220～280 ℃ with described mixture, screw speed is 300～600rpm, get final product the high light PC/ABS of scrape resistant composition.
Wherein, the relative molecular weight of PC resin is 17000g/mol, and its second-order transition temperature is 140 ℃; ABS resin is the graft copolymer that acrylonitrile-butadiene-styrene (ABS) is formed, and its relative molecular weight is 100000g/mol, and wherein the divinyl weight percent content is 55%, and the vinyl cyanide weight percent content is 15%, and the vinylbenzene weight percent content is 30%; The relative molecular weight of PMMA resin is 110000g/mol, and second-order transition temperature is 110 ℃; Compatilizer is the SAN-g-GMA multipolymer, and wherein GMA content is 8%; Oxidation inhibitor is Triethylene glycol two [β-(3-tertiary butyl-4-hydroxy-5-aminomethyl phenyl) propionic ester]; Lubricant is N, the N-ethylene bis stearic acid amide.
Embodiment 7
Present embodiment provides the high light PC/ABS of scrape resistant composition, and its preparation method may further comprise the steps:
Step 1: get the raw materials ready according to the component in the following table 3 and weight part content, PC resin, ABS resin, PMMA resin, compatilizer, oxidation inhibitor and lubricant are added in the mixing and blending machine mix, get mixture;
Step 2, by twin screw extruder blend granulation, the barrel zone temperature of forcing machine is 220～280 ℃ with described mixture, screw speed is 300～600rpm, get final product the high light PC/ABS of scrape resistant composition.
Wherein, the relative molecular weight of described PC resin is 30000g/mol, and its second-order transition temperature is 150 ℃; ABS resin is the graft copolymer that acrylonitrile-butadiene-styrene (ABS) is formed, and its relative molecular weight is 180000g/mol, and wherein the divinyl weight percent content is 10%, and the vinyl cyanide weight percent content is 20%, and the vinylbenzene weight percent content is 70%; PMMA resin relative molecular weight is 80000g/mol, and second-order transition temperature is 100 ℃; Compatilizer is the SAN-g-GMA multipolymer, and wherein GMA content is 1%; Oxidation inhibitor is four [β-(3,5-di-t-butyl 4-hydroxy phenyl) propionic acid] pentaerythritol ester and three (2,4-di-tert-butyl-phenyl) phosphorous acid ester; Lubricant is methylene bis stearic amide and N, the mixing of N-ethylene bis stearic acid amide.
Embodiment 8
Present embodiment provides the high light PC/ABS of scrape resistant composition, and its preparation method may further comprise the steps:
Step 1: get the raw materials ready according to the component in the following table 3 and weight part content, PC resin, ABS resin, PMMA resin, compatilizer, oxidation inhibitor and lubricant are added in the mixing and blending machine mix, get mixture;
Step 2, by twin screw extruder blend granulation, the barrel zone temperature of forcing machine is 220～280 ℃ with described mixture, screw speed is 300～600rpm, get final product the high light PC/ABS of scrape resistant composition.
Wherein, the relative molecular weight of PC resin is 26000g/mol, and its second-order transition temperature is 145 ℃; ABS resin is the graft copolymer that acrylonitrile-butadiene-styrene (ABS) is formed, and its relative molecular weight is 130000g/mol, and wherein the divinyl weight percent content is 28%, and the vinyl cyanide weight percent content is 32%, and the vinylbenzene weight percent content is 40%; PMMA resin relative molecular weight is 90000g/mol, and second-order transition temperature is 104 ℃; Compatilizer is the SAN-g-GMA multipolymer, and wherein GMA content is 5%; Oxidation inhibitor is three (2,4-di-tert-butyl-phenyl) phosphorous acid ester; Lubricant is the calcium stearate fatty acid amide.
Table 3
| ? | Embodiment 6 | Embodiment 7 | Embodiment 8 |
| The PC resin | 55 | 90 | 75 |
| ABS resin | 25 | 5 | 15 |
| The PMMA resin | 20 | 5 | 10 |
| Compatilizer | 2 | 0.5 | 1 |
| Oxidation inhibitor | 0.1 | 1 | 0.4 |
| Lubricant | 0.1 | 1 | 0.2 |
Embodiment 9, implementation result
The high light PC/ABS of the scrape resistant composition of above embodiment 6～8 preparations is injection molded into high tabula rasa, estimates its pencil hardness, the results are shown in Table 4:
Table 4
| ? | Embodiment 6 | Embodiment 7 | Embodiment 8 |
| Pencil hardness | H | B | HB |
In sum, the present invention adopts and keys in compatilizer SAN-g-GMA multipolymer, thereby has improved PMMA and PC/ABS consistency, " pearly-lustre " phenomenon that has caused when having eliminated PMMA and PC/ABS blend, make that the PMMA resin can be compatible fully with the PC/ABS realization, i.e. blend.The present invention simultaneously utilizes the scraping and wiping resistance performance preferably that has of PMMA resin itself, it is the deficiency that the adding of PMMA resin has remedied the scratch of high light PC/ABS composition, make high light PC/ABS can realize the spraying of exempting from truly, aspect automotive trim, have broad application prospects.
More than specific embodiments of the invention are described.It will be appreciated that the present invention is not limited to above-mentioned specific implementations, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not influence flesh and blood of the present invention.
Claims (10)
1. the high light PC/ABS of scrape resistant composition is characterized in that described composition is made up of each component of following parts by weight:
2. the high light PC/ABS of scrape resistant as claimed in claim 1 composition is characterized in that, the relative molecular weight of described PC resin is 17000～30000g/mol, and second-order transition temperature is 140～150 ℃.
3. the high light PC/ABS of scrape resistant as claimed in claim 1 composition is characterized in that, described ABS resin relative molecular weight is 100000～180000g/mol.
4. as claim 1 or the high light PC/ABS of 3 described scrape resistants composition, it is characterized in that described ABS resin comprises each component of following weight percent content:
Divinyl 10～55%,
Vinyl cyanide 15～32%,
Vinylbenzene 30～70%.
5. the high light PC/ABS of scrape resistant as claimed in claim 1 composition is characterized in that, the relative molecular weight of described PMMA resin is 80000～110000g/mol, and second-order transition temperature is 100～110 ℃.
6. the high light PC/ABS of scrape resistant as claimed in claim 1 composition is characterized in that, described compatilizer is the SAN-g-GMA multipolymer, and wherein the GMA weight percent content is 1～8%.
7. the high light PC/ABS of scrape resistant as claimed in claim 1 composition, it is characterized in that, described oxidation inhibitor is four [β-(3,5-di-t-butyl 4-hydroxy phenyl) propionic acid] one or more mixture in pentaerythritol ester, Triethylene glycol two [β-(3-tertiary butyl-4-hydroxy-5-aminomethyl phenyl) propionic ester], two stearyl alcohol pentaerythritol diphosphites, three (2, the 4-di-tert-butyl-phenyl) phosphorous acid ester.
8. the high light PC/ABS of scrape resistant as claimed in claim 1 composition, it is characterized in that, described lubricant is whiteruss, solid paraffin, silane polymer, soap, stearic amide, calcium stearate, Zinic stearas, methylene bis stearic amide and N, the mixture of one or more in the N-ethylene bis stearic acid amide.
9. the high light PC/ABS of a scrape resistant as claimed in claim 1 preparation of compositions method is characterized in that, said method comprising the steps of:
Step 1 adds evenly mixing in the mixing and blending machine with PC resin, ABS resin, PMMA resin, compatilizer, oxidation inhibitor and lubricant, gets mixture;
Step 2, with described mixture by twin screw extruder blend granulation, get final product the high light PC/ABS of scrape resistant composition.
10. the high light PC/ABS of scrape resistant as claimed in claim 9 preparation of compositions method is characterized in that, the barrel zone temperature of described twin screw extruder is 220～280 ℃, and screw speed is 300～600rpm.
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| CN104312082A (en) * | 2014-10-30 | 2015-01-28 | 苏州禾昌聚合材料股份有限公司 | High-brightness composite ABS (Acrylonitrile Butadiene Styrene) material and preparation method thereof |
| CN104448760A (en) * | 2014-12-11 | 2015-03-25 | 苏州禾昌聚合材料股份有限公司 | Scratch-resistant high-light PC/ABS (Polycarbonate/Acrylonitrile-Butadiene-Styrene) material and preparation method thereof |
| CN104497539A (en) * | 2015-01-13 | 2015-04-08 | 上海中镭新材料科技有限公司 | Highlight high-impact abrasion-resistant PC/ABS alloy and preparation method thereof |
| CN104788931A (en) * | 2015-04-28 | 2015-07-22 | 上海锦湖日丽塑料有限公司 | Sunlight-resistant PC/ABS alloy material and preparation method thereof |
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| CN105802118A (en) * | 2016-05-05 | 2016-07-27 | 上海俊尔新材料有限公司 | High-gloss high-hardness scraping-resistant ABS material |
| CN106009588A (en) * | 2016-06-13 | 2016-10-12 | 上海锦湖日丽塑料有限公司 | Polycarbonate resin composition and preparation method thereof |
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| CN104312082A (en) * | 2014-10-30 | 2015-01-28 | 苏州禾昌聚合材料股份有限公司 | High-brightness composite ABS (Acrylonitrile Butadiene Styrene) material and preparation method thereof |
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| CN104497539A (en) * | 2015-01-13 | 2015-04-08 | 上海中镭新材料科技有限公司 | Highlight high-impact abrasion-resistant PC/ABS alloy and preparation method thereof |
| CN104788931A (en) * | 2015-04-28 | 2015-07-22 | 上海锦湖日丽塑料有限公司 | Sunlight-resistant PC/ABS alloy material and preparation method thereof |
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| CN112759908B (en) * | 2020-12-24 | 2023-02-10 | 上海金发科技发展有限公司 | Scratch-repairable high-gloss ABS (acrylonitrile-butadiene-styrene) composition and preparation method thereof |
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