CN112251009A - Low-gloss permanent antistatic polycarbonate/styrene resin alloy and preparation method thereof - Google Patents
Low-gloss permanent antistatic polycarbonate/styrene resin alloy and preparation method thereof Download PDFInfo
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- CN112251009A CN112251009A CN202011126512.4A CN202011126512A CN112251009A CN 112251009 A CN112251009 A CN 112251009A CN 202011126512 A CN202011126512 A CN 202011126512A CN 112251009 A CN112251009 A CN 112251009A
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- resin
- polycarbonate
- styrene
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- styrene resin
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- 229920005989 resin Polymers 0.000 title claims abstract description 72
- 239000011347 resin Substances 0.000 title claims abstract description 72
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000000956 alloy Substances 0.000 title claims abstract description 31
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 31
- 239000004417 polycarbonate Substances 0.000 title claims abstract description 22
- 229920000515 polycarbonate Polymers 0.000 title abstract description 18
- 238000002360 preparation method Methods 0.000 title abstract description 8
- 229920005668 polycarbonate resin Polymers 0.000 claims abstract description 12
- 239000004431 polycarbonate resin Substances 0.000 claims abstract description 9
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 3
- 239000003963 antioxidant agent Substances 0.000 claims description 13
- 230000003078 antioxidant effect Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 239000004611 light stabiliser Substances 0.000 claims description 7
- 239000000314 lubricant Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 229920001577 copolymer Polymers 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 5
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 4
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 4
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 4
- 238000006116 polymerization reaction Methods 0.000 claims description 4
- PYSRRFNXTXNWCD-UHFFFAOYSA-N 3-(2-phenylethenyl)furan-2,5-dione Chemical compound O=C1OC(=O)C(C=CC=2C=CC=CC=2)=C1 PYSRRFNXTXNWCD-UHFFFAOYSA-N 0.000 claims description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 3
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 claims description 3
- 229920000147 Styrene maleic anhydride Polymers 0.000 claims description 3
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical group CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 claims description 3
- -1 acrylonitrile-ethylene propylene diene Chemical class 0.000 claims description 3
- 229920006026 co-polymeric resin Polymers 0.000 claims description 3
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical group O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 2
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims description 2
- 239000002250 absorbent Substances 0.000 claims description 2
- 239000012964 benzotriazole Substances 0.000 claims description 2
- 125000003354 benzotriazolyl group Chemical group N1N=NC2=C1C=CC=C2* 0.000 claims description 2
- 238000012661 block copolymerization Methods 0.000 claims description 2
- 150000002148 esters Chemical group 0.000 claims description 2
- 238000005469 granulation Methods 0.000 claims description 2
- 230000003179 granulation Effects 0.000 claims description 2
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- QMRNDFMLWNAFQR-UHFFFAOYSA-N prop-2-enenitrile;prop-2-enoic acid;styrene Chemical compound C=CC#N.OC(=O)C=C.C=CC1=CC=CC=C1 QMRNDFMLWNAFQR-UHFFFAOYSA-N 0.000 claims description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 2
- 229920001890 Novodur Polymers 0.000 claims 3
- 239000000428 dust Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000047 product Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 3
- 230000008033 biological extinction Effects 0.000 description 2
- WWPXOMXUMORZKI-UHFFFAOYSA-N butyl prop-2-enoate;prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1.CCCCOC(=O)C=C WWPXOMXUMORZKI-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 229920002614 Polyether block amide Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 150000008301 phosphite esters Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/18—Homopolymers or copolymers of nitriles
- C08L33/20—Homopolymers or copolymers of acrylonitrile
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a low-gloss permanent antistatic polycarbonate/styrene resin alloy and a preparation method thereof, wherein the preparation method comprises the following steps: polycarbonate resin, styrene resin, reactive functional resin, antistatic resin and auxiliary agent. The invention endows the resin alloy with low gloss characteristic and permanent antistatic characteristic by introducing the antistatic resin and the reactive functional resin, can replace the common polycarbonate styrene alloy on parts such as automobile interior, household appliances and the like to prevent dust pollution and has low-light and soft appearance effect.
Description
Technical Field
The invention belongs to the field of resin alloys, and particularly relates to a low-gloss permanent antistatic polycarbonate/styrene resin alloy and a preparation method thereof.
Background
Polycarbonate resin is colorless and transparent, has excellent heat resistance, high strength and impact resistance, and is dimensionally stable, and belongs to engineering plastics with wide application. The styrene resin mainly comprises acrylonitrile-butadiene-styrene copolymer, acrylonitrile-acrylate-styrene copolymer and acrylonitrile-ethylene propylene diene monomer-styrene copolymer, and has excellent impact strength, good processing performance and chemical stability due to the coordination of the excellent performances of the three components, is easy to mold, has rich luster, has toughness and flexibility, and has excellent comprehensive performance. The polycarbonate and styrene resin alloy combines the advantages of the resins of all components, and is widely applied to the industries of automobile industry, electronic and electric appliance industry, light industry and household appliances, textile, building and the like due to the excellent comprehensive performance of the polycarbonate and styrene resin alloy. In recent years, the automobile industry has more and more high attention to noise in an automobile and dust contamination of parts in the automobile, the noise in the automobile mainly comes from extrusion of combined parts in the automobile and friction among the parts, and the greater noise in the automobile directly influences physical and mental health of a driver and passengers, and even influences driving safety. The parts in the automobile are easy to be stained with dust, so that the appearance is not only influenced, but also the health of people is influenced when the parts are excessively accumulated.
Resin products with antistatic and low gloss bring more beautiful and comfortable experience to consumers undoubtedly not only in the field of automobile interior decoration but also in other fields such as household appliances. At present, although development has been made on antistatic resin products and low-gloss resin products, there is no technical disclosure of products having both effects.
Disclosure of Invention
The invention aims to solve the technical problem of providing a low-gloss and permanent antistatic polycarbonate/styrene resin alloy and a preparation method thereof, wherein the resin alloy has low gloss and antistatic property, can replace common polycarbonate/styrene alloy on parts such as automobile interiors and household appliances, prevents dust pollution and has low-gloss and soft appearance effect.
The invention provides a low-gloss permanent antistatic polycarbonate/styrene resin alloy, which comprises the following components in percentage by weight:
the polycarbonate resin is prepared by one or two methods of phosgene method polymerization or ester exchange method polymerization.
The styrene resin is one or more of acrylonitrile-butadiene-styrene resin, acrylonitrile-acrylate-styrene resin and acrylonitrile-ethylene propylene diene monomer-styrene resin.
The copolymer containing maleic anhydride groups is styrene-maleic anhydride copolymer resin.
The antistatic resin is a block copolymerization thermoplastic elastomer with a polyamide hard segment and a polyether soft segment.
The auxiliary agent is one or more of an antioxidant, a light stabilizer and a lubricant.
The antioxidant is hindered phenol antioxidant and/or phosphite antioxidant; the light stabilizer is a benzotriazole UV absorbent; the lubricant is pentaerythritol stearate.
The invention also provides a preparation method of the low-gloss permanent antistatic polycarbonate/styrene resin alloy, which comprises the following steps:
according to the proportion, the raw materials are uniformly mixed, then the mixture is added into a double-screw extruder (the diameter of a screw is 35mm, the length-diameter ratio L/D is 48:1), and the mixture is subjected to melt blending, extrusion and granulation to obtain the composite material; wherein, the temperature of each section of the main machine cylinder (from the feed inlet to the outlet of the machine head) is respectively 200 ℃, 205 ℃, 210 ℃, 215 ℃, 220 ℃, 230 ℃, 235 ℃, 245 ℃, 250 ℃ and 245 ℃, and the rotating speed of the double screw is 500-.
The invention also provides application of the low-gloss permanent antistatic polycarbonate/styrene resin alloy.
Advantageous effects
The invention can simultaneously endow the polycarbonate/styrene resin alloy with low gloss and permanent antistatic property by introducing the reactive functional resin and the antistatic resin. The antistatic resin is macromolecular and can play a permanent antistatic role, on one hand, the maleic anhydride group of the reactive functional resin can generate macromolecular reaction with the amide segment in the antistatic resin in the extrusion processing process to generate a branched/crosslinked copolymerization product, the reaction product can play a role in extinction, and on the other hand, the reactive functional resin plays a role in a compatilizer between polycarbonate and styrene resin. The prepared polycarbonate/styrene resin alloy has the characteristics of low gloss, permanent antistatic property, excellent mechanical property and excellent processability; the resin alloy has simple preparation process and low equipment requirement, is suitable for industrial production, can be widely applied to the fields of automobile interior trim, household appliances and the like, can replace common polycarbonate/styrene alloy on parts of the automobile interior trim, the household appliances and the like to prevent micro-dust pollution and has low-light and soft appearance effect.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
The raw materials selected in the examples and comparative examples are as follows:
polycarbonate resin 1, produced by phosgene method, japan sheen, brand PC FN 2200;
polycarbonate resin 2, produced by the transesterification method, Qimei Taiwan, brand PC-110;
styrene resin 1, acrylonitrile-butyl acrylate-styrene resin, shanghai high bridge petrochemical company, designation ABS 8434;
styrene resin 2, acrylonitrile-butyl acrylate-styrene resin, Taiwan Qimei, brand ASA PW-997S;
reactive functional resins, styrene-maleic anhydride copolymer resins, commercially available;
antistatic resins, Pebax resins, french acre;
the antioxidant is a mixture of hindered phenol antioxidant and phosphite ester antioxidant, and is produced and provided by Ciba company;
the light stabilizer is selected from Tinuvin 328 from Ciba;
the lubricant is pentaerythritol stearate, which is available from LOZA corporation under the trademark GLYCOLUBE-P.
Examples 1 to 5 and comparative examples l to 2
The dried polycarbonate resin, styrene resin, reactive functional resin, antistatic resin, antioxidant, light stabilizer and lubricant were mixed according to the formulation shown in table 1 and added to the main barrel of a twin-screw extruder (screw diameter 35mm, length-diameter ratio L/D48: 1). The temperature of each section of the main machine cylinder (from the feed inlet to the outlet of the machine head) is controlled to be 200 ℃, 205 ℃, 210 ℃, 215 ℃, 220 ℃, 230 ℃, 235 ℃, 245 ℃, 250 ℃ and 245 ℃, and the rotating speed of the double screw is 500 revolutions per minute, and the extruded material strip is cooled by a water tank and then cut into granules to obtain the product.
TABLE 1 composition formula (parts by weight)
| Composition of | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Comparative example 1 | Comparative example 2 |
| Polycarbonate resin 1 | 30 | 30 | 70 | 53 | 60 | 30 | |
| Polycarbonate resin 2 | 20 | 60 | 20 | ||||
| Styrene resin 1 | 55 | 20 | 30 | 35 | |||
| Styrene resin 2 | 35 | 25 | 35 | ||||
| Antistatic resin | 10 | 10 | 5 | 8 | 15 | 10 | |
| Reactive functional resin | 5 | 5 | 5 | 2 | 7 | 5 | |
| Light stabilizers | 0.3 | 0.5 | 0.5 | 0.5 | 0.5 | 0.3 | 0.5 |
| Antioxidant agent | 0.2 | 0.5 | 0.5 | 0.1 | 0.2 | 0.2 | 0.5 |
| Lubricant agent | 0.2 | 0.3 | 0.5 | 0.5 | 0.6 | 0.2 | 0.3 |
Drying the product in a forced air oven at 80 ℃ for 4 hours, and then performing injection molding on the product by using a plastic injection molding machine to obtain a standard sample bar and a 100mm 3mm sample plate, wherein the injection molding temperature is 250 ℃; the injection molded bars and plaques were tested for performance after standing at 23 ℃ for at least 24 hours at 50% relative humidity.
The product performance test method comprises the following steps:
the Charpy impact strength is tested according to the ISO 179 standard;
vicat softening point, tested according to ISO 306 Standard B50;
flexural modulus, measured according to ISO 178 standard 2 mm/min;
melt index, measured according to ISO 1133 standard 220 ℃ 10 Kg;
surface resistivity, measured according to ISO 3915 standard;
gloss, measured according to ISO 2813 standard.
The results of the performance tests on each sample are shown in table 2.
Table 2 results of performance testing
As can be seen from table 2: the antistatic resin is added into the polycarbonate styrene resin alloy prepared by the invention, so that the surface resistivity can be obviously reduced, and the long-term antistatic performance is good. It is noted that, as can be seen from comparative examples 1 and 2, the low gloss and permanent antistatic property can be combined by adding the reactive functional resin and the antistatic resin at the same time. The reactive functional resin and the antistatic resin have macromolecular reaction in the extrusion processing process, and the reaction product can play a remarkable extinction role. Meanwhile, the antistatic resin is macromolecular and is in network distribution in a matrix, so that the prepared polycarbonate styrene resin alloy has the characteristics of low gloss and permanent antistatic property and excellent comprehensive properties such as mechanical processing, and the prepared resin alloy is suitable for being applied to the fields of automotive interiors, household appliances and the like.
The examples are given solely for the purpose of illustration and are not to be construed as limitations of the present invention, as many insubstantial modifications and adaptations of the invention may be made by those skilled in the art based on the teachings herein.
Claims (9)
1. A low gloss, permanent antistatic polycarbonate/styrenic resin alloy characterized by: comprises the following components in percentage by weight:
2. The resin alloy according to claim 1, wherein: the polycarbonate resin is prepared by one or two methods of phosgene method polymerization or ester exchange method polymerization.
3. The resin alloy according to claim 1, wherein: the styrene resin is one or more of acrylonitrile-butadiene-styrene resin, acrylonitrile-acrylate-styrene resin and acrylonitrile-ethylene propylene diene monomer-styrene resin.
4. The resin alloy according to claim 1, wherein: the copolymer containing maleic anhydride groups is styrene-maleic anhydride copolymer resin.
5. The resin alloy according to claim 1, wherein: the antistatic resin is a block copolymerization thermoplastic elastomer with a polyamide hard segment and a polyether soft segment.
6. The resin alloy according to claim 1, wherein: the auxiliary agent is one or more of an antioxidant, a light stabilizer and a lubricant.
7. The resin alloy according to claim 6, wherein: the antioxidant is hindered phenol antioxidant and/or phosphite antioxidant; the light stabilizer is a benzotriazole UV absorbent; the lubricant is pentaerythritol stearate.
8. A method of preparing the low gloss, permanent antistatic polycarbonate/styrenic resin alloy of claim 1, comprising:
uniformly mixing the raw materials according to the proportion, adding the mixture into a double-screw extruder, and performing melt blending extrusion granulation to obtain the product; wherein the control temperature of each section of the main machine cylinder is respectively 200 ℃, 205 ℃, 210 ℃, 215 ℃, 220 ℃, 230 ℃, 235 ℃, 245 ℃, 250 ℃ and 245 ℃, and the rotation speed of the double screw is 500-.
9. Use of the low gloss, permanent antistatic polycarbonate/styrenic resin alloy of claim 1.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011126512.4A CN112251009A (en) | 2020-10-20 | 2020-10-20 | Low-gloss permanent antistatic polycarbonate/styrene resin alloy and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011126512.4A CN112251009A (en) | 2020-10-20 | 2020-10-20 | Low-gloss permanent antistatic polycarbonate/styrene resin alloy and preparation method thereof |
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| CN202011126512.4A Pending CN112251009A (en) | 2020-10-20 | 2020-10-20 | Low-gloss permanent antistatic polycarbonate/styrene resin alloy and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114702811A (en) * | 2022-03-31 | 2022-07-05 | 上海金发科技发展有限公司 | Antistatic piano black PC/ABS alloy and preparation method and application thereof |
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| CN111205636A (en) * | 2020-02-28 | 2020-05-29 | 金旸（厦门）新材料科技有限公司 | Polyamide material and preparation method and application thereof |
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| CN114702811A (en) * | 2022-03-31 | 2022-07-05 | 上海金发科技发展有限公司 | Antistatic piano black PC/ABS alloy and preparation method and application thereof |
| CN114702811B (en) * | 2022-03-31 | 2024-03-19 | 上海金发科技发展有限公司 | Antistatic piano black PC/ABS alloy and preparation method and application thereof |
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Application publication date: 20210122 |