CN113831659A - Preparation method of polystyrene ABS - Google Patents
Preparation method of polystyrene ABS Download PDFInfo
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- CN113831659A CN113831659A CN202011635015.7A CN202011635015A CN113831659A CN 113831659 A CN113831659 A CN 113831659A CN 202011635015 A CN202011635015 A CN 202011635015A CN 113831659 A CN113831659 A CN 113831659A
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- polystyrene
- abs
- transparent
- compound
- gpps
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- 239000004793 Polystyrene Substances 0.000 title claims abstract description 68
- 229920002223 polystyrene Polymers 0.000 title claims abstract description 68
- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims abstract description 66
- 239000002994 raw material Substances 0.000 claims abstract description 36
- 150000001875 compounds Chemical class 0.000 claims abstract description 29
- 239000002174 Styrene-butadiene Substances 0.000 claims abstract description 25
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229920005604 random copolymer Polymers 0.000 claims abstract description 25
- 239000011115 styrene butadiene Substances 0.000 claims abstract description 25
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 25
- 239000000049 pigment Substances 0.000 claims abstract description 9
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 6
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims abstract description 5
- 238000001035 drying Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 12
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 claims description 8
- 238000013329 compounding Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005452 bending Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 description 8
- 239000004033 plastic Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 241000121629 Majorana Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001897 terpolymer Polymers 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
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/08—Copolymers of styrene
- C08L25/10—Copolymers of styrene with conjugated dienes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/06—Polystyrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- 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
Abstract
The invention relates to the technical field of polystyrene ABS and discloses a preparation method of polystyrene ABS, which comprises the following raw materials: the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer is 0-80: 90-10 of a compound, 0-6 wt% of a transparent pigment of the compound, and 0-4 wt% of an antioxidant of the compound. The preparation method of the polystyrene ABS is simple, the cost of preparing the polystyrene ABS by enterprises is reduced, the economic benefit of the enterprises is improved, the polystyrene ABS prepared by the invention has the characteristics of high strength, flexibility and free bending, and the production quality of the polystyrene ABS is improved, the transparency of the polystyrene ABS is improved by 0-6 wt% of composite transparent pigment, the production quality of the polystyrene ABS is improved, and GPPS-1050 and GPPS-1240 are mixed according to the proportion of 1:3, the oil resistance, the chemical corrosion resistance and the better fluidity of the polystyrene ABS are improved.
Description
Technical Field
The invention relates to the technical field of polystyrene ABS, in particular to a preparation method of polystyrene ABS.
Background
The plastic ABS resin is a terpolymer composed of acrylonitrile, butadiene and styrene. The product has the characteristics of excellent impact resistance, heat resistance, low temperature resistance, chemical resistance and electrical performance, easy processing, stable product size, good surface gloss and the like.
The production method of the plastic ABS resin is many and can be divided into four main types of a blending method, a grafting method and a combined grafting-blending method, namely about eleven preparation processes. Emulsion grafting is currently the most promising approach. In the production process of ABS plastic resin, products with various specifications can be prepared by changing the proportion of the three monomers and adopting different polymerization methods. The polystyrene ABS production method in the prior art has higher cost, reduces the economic efficiency of enterprise production, and produces the stretched polystyrene ABS products with different quality, strength, bending degree and flexibility, and has certain use deviation. Therefore, in order to solve the above problems, it is required to provide a method for producing a polystyrene-based ABS.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a preparation method of polystyrene ABS.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of polystyrene ABS is characterized in that: the feed is prepared from the following raw materials: the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer is 0-80: 90-10 of a compound, 0-6 wt% of a transparent pigment of the compound, and 0-4 wt% of an antioxidant of the compound.
Preferably, the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer in the composite is 80-70: 15-35.
Preferably, the ratio of the amounts of styrene to butadiene in the transparent styrene-butadiene random copolymer is 80 to 55: 10-55.
Preferably, the transparent polystyrene is selected from the group consisting of Dodar's GPPS-1050 and GPPS-1240.
Preferably, the GPPS-1050 and GPPS-1240 are in a ratio of 1:3, and mixing and adding.
Preferably, the transparent styrene-butadiene random copolymer is selected from KR03 of Chevrolet Philips and SL-801G and SL-803G of Majorana.
Preferably, the transparent styrene-butadiene random copolymers of KR03, SL-801G and SL-803G are in the following weight ratio of 2: the addition was carried out gently at a ratio of 1: 3.
Preferably, the method comprises the following working steps:
the first step is as follows: the first step is as follows: the raw materials of the compound are dried at 80-100 ℃ and then pre-dispersed and compounded.
The second step is that: the pre-dispersed and compounded raw materials are favorable for melting and compounding in a double-screw extruder at the temperature of 190 ℃ and 220 ℃.
The third step: the raw materials are melted and compounded for 5-8min in a double-screw extruder.
The fourth step: the raw materials of the compound extruded in the twin-screw extruder were extruded.
The fifth step: and naturally cooling and molding the extruded compound raw material and performing injection molding.
And a sixth step: and (5) drawing and stretching the injection-molded naturally cooled and shaped material.
The seventh step: and the raw material after traction and stretching is favorably wound by a winding machine.
Eighth step: and drying the rolled materials by using a dryer.
(III) advantageous effects
Compared with the prior art, the invention provides a preparation method of polystyrene ABS, which has the following beneficial effects:
1. the preparation method of the polystyrene ABS is simple, reduces the cost of preparing the polystyrene ABS by enterprises, and improves the economic benefit of the enterprises.
2. According to the preparation method of the polystyrene ABS, the polystyrene ABS prepared by the invention has the characteristics of high strength, flexibility and free bending, and the production quality of the polystyrene ABS is improved.
3. According to the preparation method of the polystyrene ABS, the transparency of the polystyrene ABS is improved through 0-6 wt% of the transparent pigment of the compound, and the production quality of the polystyrene ABS is improved.
4. The invention relates to a preparation method of polystyrene ABS, which is characterized in that GPPS-1050 and GPPS-1240 are mixed according to the weight ratio of 1:3 and the transparent styrene-butadiene random copolymers of KR03, SL-801G and SL-803G were mixed and added in the ratio of 2: the oil resistance, the chemical corrosion resistance and the better fluidity of the polystyrene ABS are finally improved by the moderate addition of the 1:3 ratio.
5. According to the preparation method of the polystyrene ABS, the first embodiment, the second embodiment and the third embodiment are arranged, three groups of polystyrene ABS with high strength, flexibility and different transparency are prepared, the prepared three groups of polystyrene ABS can be compared, the polystyrene ABS product with higher strength, flexibility and flexibility can be selected, and the preparation efficiency of the polystyrene ABS is improved.
Detailed Description
The technical solutions in the embodiments of the present invention are 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.
The invention provides a technical scheme that:
the first embodiment is as follows:
a preparation method of polystyrene ABS is prepared from the following raw materials: the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer is 0-80: 90-10 of compound, 0-6 wt% of transparent pigment and 0-4 wt% of antioxidant, wherein the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer in the compound is 80-70: 15-35, the ratio of the amount of styrene to the amount of butadiene in the transparent styrene-butadiene random copolymer is 80-55: 10-55, said transparent polystyrene being selected from the group consisting of dadall GPPS-1050 and GPPS-1240, the GPPS-1050 and GPPS-1240 being in accordance with a weight ratio of 1:3, and the transparent styrene-butadiene random copolymer is selected from KR03 of Chevrolet Philips, SL-801G of Maoyangzhou and SL-803G, KR03, SL-801G and SL-803G according to the ratio of 2: the addition was carried out gently at a ratio of 1: 3.
The preparation method of the polystyrene ABS comprises the following steps:
the first step is as follows: the raw materials of the compound are dried at 80-100 ℃ and then pre-dispersed and compounded.
The second step is that: the pre-dispersed and compounded raw materials are favorable for melting and compounding in a double-screw extruder at the temperature of 190 ℃ and 220 ℃.
The third step: the raw materials are melted and compounded for 5-8min in a double-screw extruder.
The fourth step: the raw materials of the compound extruded in the double-screw extruder are extruded, the length-diameter ratio of a screw of the extruder is usually higher, the L/D is 18-22, the compression ratio is (2.5-3.0):1, a gradual change type torpedo-head screw is preferably used, the temperature of a material barrel is respectively 150-160C at a hopper part, 180-190C at the front part of the material barrel, 185-195C at a die head, 180-200C at a die head, and the temperature of blow molding is controlled between 140180C.
The fifth step: and naturally cooling and molding the extruded compound raw material and performing injection molding. The injection molding machine adopts a screw injection molding machine, so that plastics are heated by an electric heating ring and the screw of the machine barrel rotates, rubs and heats to perform pre-molding melting injection into a cavity in the machine barrel, and is cooled, opened and ejected to obtain a product. The length-diameter ratio L/D of the screw is 20:1, the compression ratio is 2 or 2.5:1, 3), the nozzle can be an open universal nozzle or an extension nozzle (the extension length of the nozzle is not more than 150min), and a self-locking nozzle is avoided to reduce the injection flow or cause the discoloration of materials.
And a sixth step: and (5) drawing and stretching the injection-molded naturally cooled and shaped material.
The seventh step: and the raw material after traction and stretching is favorably wound by a winding machine.
Eighth step: drying and drying the wound materials by a dryer, wherein the water absorption of the plastic ABS resin is high, drying treatment is needed before processing, the drying temperature is 70-85 ℃, the drying time is 2-6h, the ABS product is easy to generate internal stress in the processing process, if the stress is too large, the product is cracked, annealing treatment is needed, and the product is placed in a hot air circulation drying box at 70-80 ℃ for 2-4h and then cooled to room temperature.
Example two:
a preparation method of polystyrene ABS is prepared from the following raw materials: the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer is 0-85: 95-10 of compound, 0-5 wt% of transparent pigment and 0-4 wt% of antioxidant, wherein the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer in the compound is 80-70: 15-35, the ratio of the amount of styrene to the amount of butadiene in the transparent styrene-butadiene random copolymer is 80-55: 10-55, said transparent polystyrene being selected from the group consisting of dadall GPPS-1050 and GPPS-1240, the GPPS-1050 and GPPS-1240 being in accordance with 5: 9, and the transparent styrene-butadiene random copolymer is selected from KR03 of Chevrolet Philips, SL-801G of Mayoto Kogyo and SL-803G, KR03, SL-801G and SL-803G according to the ratio of 5: a ratio of 2:6 was added gently.
The preparation method of the polystyrene ABS comprises the following steps:
the first step is as follows: the raw materials of the compound are dried at 90-100 ℃ and then pre-dispersed and compounded.
The second step is that: the pre-dispersed and compounded raw materials are favorable for melting and compounding in a double-screw extruder at 195-220 ℃.
The third step: the raw materials are melted and compounded for 4-8min in a double-screw extruder.
The fourth step: the raw materials of the compound extruded in the twin-screw extruder were extruded.
The fifth step: and naturally cooling and molding the extruded compound raw material and performing injection molding.
And a sixth step: and (5) drawing and stretching the injection-molded naturally cooled and shaped material.
The seventh step: and the raw material after traction and stretching is favorably wound by a winding machine.
Eighth step: and drying the rolled materials by using a dryer, wherein the water absorption of the plastic ABS resin is high, the plastic ABS resin needs to be dried before processing, the drying temperature is 70-85 ℃, and the drying time is 2-6 h.
Example three:
a preparation method of polystyrene ABS is prepared from the following raw materials: the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer is 0-85: 95-10 of compound, 0-5 wt% of transparent pigment and 0-4 wt% of antioxidant, wherein the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer in the compound is 80-70: 15-35, the ratio of the amount of styrene to the amount of butadiene in the transparent styrene-butadiene random copolymer is 80-55: 10-55, said transparent polystyrene being selected from the group consisting of dadall GPPS-1050 and GPPS-1240, the GPPS-1050 and GPPS-1240 being in accordance with 5: 5, and the transparent styrene-butadiene random copolymer is selected from KR03 of Chevrolet Philips, SL-801G of Mayoto Kogyo and SL-803G, KR03, SL-801G and SL-803G according to the ratio of 2: a ratio of 2:1 was added gently.
The preparation method of the polystyrene ABS comprises the following steps:
the first step is as follows: the raw materials of the compound are dried at 90-99 ℃ and then pre-dispersed and compounded.
The second step is that: the pre-dispersed and compounded raw materials are beneficial to the melt compounding in a double-screw extruder at the temperature of 200 ℃ and 220 ℃.
The third step: the raw materials are melted and compounded for 7-8min in a double-screw extruder.
The fourth step: the raw materials of the compound extruded in the twin-screw extruder were extruded.
The fifth step: and naturally cooling and molding the extruded compound raw material and performing injection molding.
And a sixth step: and (5) drawing and stretching the injection-molded naturally cooled and shaped material.
The seventh step: and the raw material after traction and stretching is favorably wound by a winding machine.
Eighth step: and drying the wound materials by using a dryer, wherein the water absorption of the plastic ABS resin is high, the plastic ABS resin needs to be dried before processing, the drying temperature is 80-85 ℃, and the drying time is 4-6 h.
The preparation method is simple, the cost of preparing the polystyrene ABS by enterprises is reduced, the economic benefit of the enterprises is improved, the polystyrene ABS prepared by the invention has the characteristics of high strength, flexibility and free bending, and the production quality of the polystyrene ABS is improved, the transparency of the polystyrene ABS is improved by 0-6 wt% of the composite transparent pigment, and the production quality of the polystyrene ABS is improved, and the preparation method comprises the following steps of mixing GPPS-1050 and GPPS-1240 (1: 3 and the transparent styrene-butadiene random copolymers of KR03, SL-801G and SL-803G were mixed and added in the ratio of 2: the proportion of 1:3 is mildly added, so that the oil resistance, the chemical corrosion resistance and the better fluidity of the polystyrene ABS are finally improved, three groups of polystyrene ABS with high strength, flexible toughness and different transparencies are prepared by arranging the first embodiment, the second embodiment and the third embodiment, and polystyrene ABS products with higher strength and better flexible toughness can be selected according to the comparison of the prepared three groups of polystyrene ABS, so that the preparation efficiency of the polystyrene ABS is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The preparation method of the polystyrene ABS is characterized by comprising the following raw materials: the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer is 0-80: 90-10 of the complex;
0-6 wt% of said composite of a transparent pigment;
and an antioxidant in an amount of 0-4 wt% of the compound.
2. The method for preparing polystyrene-based ABS as claimed in claim 1, wherein the mass ratio of the transparent polystyrene to the transparent styrene-butadiene random copolymer in the composite is 80-70: 15-35.
3. The method for preparing polystyrenic ABS according to claim 1, wherein the ratio of the amount of styrene to the amount of butadiene in the transparent styrene-butadiene random copolymer is 80-55: 10-55.
4. The method for preparing a polystyrenic ABS according to claims 1 to 3, wherein the transparent polystyrene is selected from the group consisting of GPPS-1050 and GPPS-1240 by Doudar.
5. The method for preparing polystyrenic ABS according to claim 4, wherein GPPS-1050 and GPPS-1240 are prepared according to a ratio of 1:3, and mixing and adding.
6. The method for preparing a polystyrenic ABS according to claims 1 to 3, wherein the transparent styrene-butadiene random copolymer is selected from KR03 of Chevrolet Philips and SL-801G and SL-803G of Mao Ming and Ming.
7. The method for preparing polystyrenic ABS according to claim 6, wherein the transparent styrene-butadiene random copolymer of KR03, SL-801G and SL-803G has a molecular weight of 2: the addition was carried out gently at a ratio of 1: 3.
8. The method for preparing polystyrenic ABS according to claims 1 to 7, characterized by comprising the following working steps:
the first step is as follows: drying the raw materials of the compound at 80-100 ℃, and performing pre-dispersion compounding;
the second step is that: the pre-dispersed and compounded raw materials are beneficial to the melting and compounding in a double-screw extruder at the temperature of 190 ℃ and 220 ℃;
the third step: the raw materials are melted and compounded for 5-8min in a double-screw extruder;
the fourth step: extruding the raw materials of the compound extruded in the double-screw extruder;
the fifth step: naturally cooling and shaping the extruded compound raw material and performing injection molding;
and a sixth step: drawing and stretching the material which is naturally cooled and shaped after injection molding;
the seventh step: the raw material after traction and stretching is coiled by a coiling machine;
eighth step: and drying the rolled materials by using a dryer.
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| CN202011635015.7A CN113831659A (en) | 2020-12-31 | 2020-12-31 | Preparation method of polystyrene ABS |
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| CN202011635015.7A CN113831659A (en) | 2020-12-31 | 2020-12-31 | Preparation method of polystyrene ABS |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009012645A1 (en) * | 2007-07-24 | 2009-01-29 | Kingfa Science & Technology Co., Ltd. | Bromotriazine-containing polystyrenic resin composite and the method for preparating the same |
| CN104004279A (en) * | 2014-01-19 | 2014-08-27 | 温州澳浦实业有限公司 | High gloss modified polystyrene and preparation method thereof |
| CN105237901A (en) * | 2015-11-13 | 2016-01-13 | 广州洁特生物过滤股份有限公司 | Transparent polystyrene linear material for 3D printing and preparation method thereof |
-
2020
- 2020-12-31 CN CN202011635015.7A patent/CN113831659A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009012645A1 (en) * | 2007-07-24 | 2009-01-29 | Kingfa Science & Technology Co., Ltd. | Bromotriazine-containing polystyrenic resin composite and the method for preparating the same |
| CN104004279A (en) * | 2014-01-19 | 2014-08-27 | 温州澳浦实业有限公司 | High gloss modified polystyrene and preparation method thereof |
| CN105237901A (en) * | 2015-11-13 | 2016-01-13 | 广州洁特生物过滤股份有限公司 | Transparent polystyrene linear material for 3D printing and preparation method thereof |
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