CN114316559A - High-performance flame-retardant alloy plastic and preparation method thereof - Google Patents
High-performance flame-retardant alloy plastic and preparation method thereof Download PDFInfo
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- CN114316559A CN114316559A CN202111585533.7A CN202111585533A CN114316559A CN 114316559 A CN114316559 A CN 114316559A CN 202111585533 A CN202111585533 A CN 202111585533A CN 114316559 A CN114316559 A CN 114316559A
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 67
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 239000000956 alloy Substances 0.000 title claims abstract description 50
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 47
- 239000004033 plastic Substances 0.000 title claims abstract description 43
- 229920003023 plastic Polymers 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000011347 resin Substances 0.000 claims abstract description 63
- 229920005989 resin Polymers 0.000 claims abstract description 63
- 229920001577 copolymer Polymers 0.000 claims abstract description 23
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 22
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 22
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 21
- XJWOWXZSFTXJEX-UHFFFAOYSA-N phenylsilicon Chemical compound [Si]C1=CC=CC=C1 XJWOWXZSFTXJEX-UHFFFAOYSA-N 0.000 claims abstract description 21
- NJWXAAQSFUDNDF-UHFFFAOYSA-N methyl 2-methylprop-2-enoate;silicon Chemical compound [Si].COC(=O)C(C)=C NJWXAAQSFUDNDF-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 11
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 11
- 239000000314 lubricant Substances 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 230000002745 absorbent Effects 0.000 claims abstract description 7
- 239000002250 absorbent Substances 0.000 claims abstract description 7
- ZQBAKBUEJOMQEX-UHFFFAOYSA-N phenyl salicylate Chemical group OC1=CC=CC=C1C(=O)OC1=CC=CC=C1 ZQBAKBUEJOMQEX-UHFFFAOYSA-N 0.000 claims description 15
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 12
- 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 8
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- IRFSXVIRXMYULF-UHFFFAOYSA-N 1,2-dihydroquinoline Chemical compound C1=CC=C2C=CCNC2=C1 IRFSXVIRXMYULF-UHFFFAOYSA-N 0.000 claims description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 6
- DXGLGDHPHMLXJC-UHFFFAOYSA-N oxybenzone Chemical compound OC1=CC(OC)=CC=C1C(=O)C1=CC=CC=C1 DXGLGDHPHMLXJC-UHFFFAOYSA-N 0.000 claims description 6
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 claims description 4
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 7
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000003337 fertilizer Substances 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 239000011258 core-shell material Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000002464 physical blending Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000012745 toughening agent Substances 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a high-performance flame-retardant alloy plastic, a preparation method thereof and the technical field of alloy plastics, which solve the problems of low weather resistance, chemical resistance and impact strength of the flame-retardant alloy plastic in the prior art, and comprise the following components in parts by weight: 8-12 parts of a flame retardant BDP, 42.2-69.6 parts of a PC resin, 15-30 parts of an ASA resin, 5-10 parts of organic silicon methyl methacrylate, 0.5-2 parts of an ethylene-acrylate-glycidyl methacrylate copolymer, 0.5-1 part of a phenyl silicon sheet resin with a hydroxyl functional group, 0.5-0.8 part of coated PTFE, 0.2-0.4 part of an antioxidant, 0.5-1.0 part of a lubricant and 0.2-0.6 part of an ultraviolet absorbent; uniformly mixing the raw materials, and then extruding and granulating by using an extruder to obtain the compound fertilizer; the obtained alloy plastic has high fluidity, good flame retardance and weather resistance, and good low temperature resistance and chemical resistance.
Description
Technical Field
The invention relates to the technical field of alloy plastics, in particular to the technical field of high-performance flame-retardant alloy plastics and a preparation method thereof.
Background
The alloy plastic is a new material with high performance, functionalization and specialization obtained by a physical blending or chemical grafting method, and an alloy plastic product can be widely used in the fields of automobiles, electronics, precise instruments, office equipment, packaging materials, building materials and the like, can improve or improve the performance of the existing plastic and reduce the cost, is one of the most active varieties in the plastic industry, and is very rapidly increased.
The state is vigorously developing new energy automobiles, and the technical blockages of the traditional engine and the traditional gearbox are avoided in response to the energy crisis. Compared with the traditional automobile, the new energy automobile has the advantages that a high-voltage system, a charging pile and a charging system are added, and the requirement on physical properties of automobile plastic is higher. Charging pile shells, charging guns and certain large-size thin-wall products of household appliances with complex structures require plastics to have excellent mechanical properties, flame retardance, weather resistance, low temperature resistance, high temperature resistance, good coloring capacity, exquisite appearance and excellent flowability.
The existing high-fluidity high-performance flame-retardant material mainly comprises FRPCABS, FRPCPBT and the like. The ABS component of FRPCABS has a large number of double bonds, which greatly affects the weather resistance and chemical resistance of the alloy material. FRPCPBT is not sufficiently high in notched impact strength, and the PBT component is prone to moisture absorption causing surface defects in the article.
Disclosure of Invention
The invention aims to solve the problems of low weather resistance, chemical resistance and impact strength of flame-retardant alloy plastics in the prior art, and provides a high-performance flame-retardant alloy plastic and a preparation method thereof.
The invention specifically adopts the following technical scheme for realizing the purpose:
the high-performance flame-retardant alloy plastic comprises the following components in parts by weight: 8-12 parts of a flame retardant BDP, 42.2-69.6 parts of a PC resin, 15-30 parts of an ASA resin, 5-10 parts of organic silicon methyl methacrylate, 0.5-2 parts of an ethylene-acrylate-glycidyl methacrylate copolymer, 0.5-1 part of a phenyl silicon sheet resin with a hydroxyl functional group, 0.5-0.8 part of coated PTFE, 0.2-0.4 part of an antioxidant, 0.5-1.0 part of a lubricant and 0.2-0.6 part of an ultraviolet absorber.
Further, the high-performance flame-retardant alloy plastic comprises the following components in parts by weight: 9-11 parts of a flame retardant BDP, 50-60 parts of a PC resin, 20-25 parts of an ASA resin, 7-9 parts of organic silicon methyl methacrylate, 1-1.5 parts of an ethylene-acrylate-glycidyl methacrylate copolymer, 0.6-0.8 part of a phenyl silicon sheet resin with a hydroxyl functional group, 0.6-0.7 part of coated PTFE, 0.3-0.4 part of an antioxidant, 0.6-0.8 part of a lubricant and 0.3-0.5 part of an ultraviolet absorber.
Further, the high-performance flame-retardant alloy plastic comprises the following components in parts by weight: 10 parts of flame retardant BDP, 55 parts of PC resin, 23 parts of ASA resin, 8 parts of organic silicon methyl methacrylate, 1.2 parts of ethylene-acrylate-glycidyl methacrylate copolymer, 0.7 part of phenyl silicon sheet resin with hydroxyl functional groups, 0.6 part of coated PTFE, 0.3 part of antioxidant, 0.7 part of lubricant and 0.4 part of ultraviolet absorbent.
The technical principle of the technical scheme of the application is as follows: firstly, the ASA resin and the PC resin are used for preparing the alloy, so that the problems of poor flowability and easy stress cracking of the PC are solved; secondly, a core-shell structure copolymer consisting of methyl methacrylate-acrylate-organic silicon and an ethylene-acrylate-glycidyl methacrylate copolymer are compounded to serve as a compatilizer and a flexibilizer of the alloy, and the synergistic effect among various auxiliaries is fully exerted by controlling the using amount of each component; and finally, the BDP flame retardant and the phenyl silicon sheet resin with the hydroxyl functional group are compounded to serve as an alloy flame retardant, so that the alloy performance is improved while the single flame retardant is reduced, the problem that certain properties of the material are greatly reduced due to the fact that the single auxiliary agent is excessively added is solved, and the alloy material with high fluidity, flame retardance, weather resistance, low temperature resistance and good chemical resistance is obtained.
Further, the antioxidant is any one of diphenylamine, p-phenylenediamine and dihydroquinoline.
Further, the lubricant is pentaerythritol stearate or ethyl distearamide.
Further, the ultraviolet absorbent is phenyl o-hydroxybenzoate or 2-hydroxy-4-methoxybenzophenone.
In order to achieve the purpose, the application also provides a preparation method of the high-performance flame-retardant alloy plastic, which specifically comprises the following steps:
step 1: adding a BDP fire retardant into a metering pump tank body provided with a constant-temperature heating device, and controlling the temperature in a metering pump at 60-80 ℃;
step 2: weighing PC resin, ASA resin, organic silicon methyl methacrylate, ethylene-acrylate-glycidyl methacrylate copolymer, phenyl silicon sheet resin with hydroxyl functional groups, coated PTFE, antioxidant, lubricant and ultraviolet absorbent according to a certain proportion, stirring and mixing uniformly, and adding into a double-screw extruder;
and step 3: adding the BDP flame retardant into the extruder from the metering pump tank body in proportion, and extruding and granulating through the double-screw extruder to obtain the high-performance flame-retardant alloy plastic.
Further, the extrusion temperature of the twin-screw extruder is controlled at 230 ℃ and 250 ℃.
The invention has the following beneficial effects:
(1) the invention solves the problems of poor fluidity and easy stress cracking of PC by using ASA resin and PC resin to prepare alloy;
(2) the invention uses the compounding of a core-shell structure copolymer consisting of methyl methacrylate-acrylate-organic silicon and an ethylene-acrylate-glycidyl methacrylate copolymer as a compatilizer and a toughener of the alloy, and fully exerts the synergistic effect among various additives by controlling the dosage of each component; (3) according to the invention, the BDP flame retardant and the phenyl silicon sheet resin with hydroxyl functional groups are compounded to serve as the alloy flame retardant, so that the alloy performance is improved while the single flame retardant is reduced, the problem that certain performances of the material are greatly reduced due to the excessive addition of a certain single additive is solved, and the alloy material with high fluidity, flame retardance, weather resistance, low temperature resistance and good chemical resistance is obtained.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 a part of the embodiments of the present invention, but not all of the embodiments.
Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The embodiment provides a high-performance flame-retardant alloy plastic which comprises the following components in parts by weight: 8 parts of flame retardant BDP, 42.2 parts of PC resin, 15 parts of ASA resin, 5 parts of organic silicon methyl methacrylate, 0.5 part of ethylene-acrylate-glycidyl methacrylate copolymer, 0.5 part of phenyl silicon sheet resin with hydroxyl functional groups, 0.5 part of coated PTFE, 0.2 part of diphenylamine, 0.5 part of pentaerythritol stearate and 0.2 part of phenyl o-hydroxybenzoate.
The preparation method specifically comprises the following steps:
step 1: adding a BDP fire retardant into a metering pump tank body provided with a constant-temperature heating device, and controlling the temperature in a metering pump at 60 ℃;
step 2: weighing PC resin, ASA resin, organic silicon methyl methacrylate, ethylene-acrylate-glycidyl methacrylate copolymer, phenyl silicon sheet resin with hydroxyl functional groups, coated PTFE (polytetrafluoroethylene), diphenylamine, pentaerythritol stearate and phenyl o-hydroxybenzoate in proportion, stirring and mixing uniformly, and adding into a double-screw extruder;
and step 3: adding a BDP flame retardant into an extruder from a metering pump tank body in proportion, and extruding and granulating through a double-screw extruder to obtain the high-performance flame-retardant alloy plastic; wherein the extrusion temperature of the twin-screw extruder is controlled at 230 ℃.
Example 2
The embodiment provides a high-performance flame-retardant alloy plastic which comprises the following components in parts by weight: 12 parts of flame retardant BDP, 69.6 parts of PC resin, 30 parts of ASA resin, 10 parts of organic silicon methyl methacrylate, 2 parts of ethylene-acrylate-glycidyl methacrylate copolymer, 1 part of phenyl silicon sheet resin with hydroxyl functional groups, 0.8 part of coated PTFE, 0.4 part of p-phenylenediamine, 1.0 part of ethyl distearamide and 0.6 part of 2-hydroxy-4-methoxybenzophenone.
The preparation method specifically comprises the following steps:
step 1: adding a BDP fire retardant into a metering pump tank body provided with a constant-temperature heating device, and controlling the temperature in a metering pump at 65 ℃;
step 2: weighing PC resin, ASA resin, organic silicon methyl methacrylate, ethylene-acrylate-glycidyl methacrylate copolymer, phenyl silicon sheet resin with hydroxyl functional groups, coated PTFE, p-phenylenediamine, ethyl distearamide and 2-hydroxy-4-methoxybenzophenone in proportion, stirring and mixing uniformly, and adding into a double-screw extruder;
and step 3: adding a BDP flame retardant into an extruder from a metering pump tank body in proportion, and extruding and granulating through a double-screw extruder to obtain the high-performance flame-retardant alloy plastic; wherein the extrusion temperature of the twin-screw extruder is controlled at 235 ℃.
Example 3
The embodiment provides a high-performance flame-retardant alloy plastic which comprises the following components in parts by weight: 9 parts of flame retardant BDP, 50 parts of PC resin, 20 parts of ASA resin, 7 parts of organic silicon methyl methacrylate, 1 part of ethylene-acrylate-glycidyl methacrylate copolymer, 0.6 part of phenyl silicon sheet resin with hydroxyl functional groups, 0.6 part of coated PTFE, 0.3 part of dihydroquinoline, 0.6 part of pentaerythritol stearate and 0.3 part of phenyl o-hydroxybenzoate.
The preparation method specifically comprises the following steps:
step 1: adding a BDP fire retardant into a metering pump tank body provided with a constant-temperature heating device, and controlling the temperature in a metering pump at 70 ℃;
step 2: weighing PC resin, ASA resin, organic silicon methyl methacrylate, ethylene-acrylate-glycidyl methacrylate copolymer, phenyl silicon sheet resin with hydroxyl functional groups, coated PTFE (polytetrafluoroethylene), dihydroquinoline, pentaerythritol stearate and phenyl o-hydroxybenzoate according to a certain proportion, stirring and mixing uniformly, and adding into a double-screw extruder;
and step 3: adding a BDP flame retardant into an extruder from a metering pump tank body in proportion, and extruding and granulating through a double-screw extruder to obtain the high-performance flame-retardant alloy plastic; wherein the extrusion temperature of the twin-screw extruder is controlled at 240 ℃.
Example 4
The embodiment provides a high-performance flame-retardant alloy plastic which comprises the following components in parts by weight: 11 parts of flame retardant BDP, 60 parts of PC resin, 25 parts of ASA resin, 9 parts of organic silicon methyl methacrylate, 1.5 parts of ethylene-acrylate-glycidyl methacrylate copolymer, 0.8 part of phenyl silicon sheet resin with hydroxyl functional groups, 0.7 part of coated PTFE, 0.4 part of diphenylamine, 0.8 part of ethyl distearamide and 0.5 part of 2-hydroxy-4-methoxybenzophenone.
The preparation method specifically comprises the following steps:
step 1: adding a BDP flame retardant into a metering pump tank body provided with a constant-temperature heating device, and controlling the temperature in a metering pump at 75 ℃;
step 2: weighing PC resin, ASA resin, organic silicon methyl methacrylate, ethylene-acrylate-glycidyl methacrylate copolymer, phenyl silicon sheet resin with hydroxyl functional groups, coated PTFE, diphenylamine, ethyl distearamide and 2-hydroxy-4-methoxybenzophenone in proportion, stirring and mixing uniformly, and adding into a double-screw extruder;
and step 3: adding a BDP flame retardant into an extruder from a metering pump tank body in proportion, and extruding and granulating through a double-screw extruder to obtain the high-performance flame-retardant alloy plastic; wherein the extrusion temperature of the twin-screw extruder is controlled at 245 ℃.
Example 5
The embodiment provides a high-performance flame-retardant alloy plastic which comprises the following components in parts by weight: 10 parts of flame retardant BDP, 55 parts of PC resin, 23 parts of ASA resin, 8 parts of organic silicon methyl methacrylate, 1.2 parts of ethylene-acrylate-glycidyl methacrylate copolymer, 0.7 part of phenyl silicon sheet resin with hydroxyl functional groups, 0.6 part of coated PTFE, 0.3 part of dihydroquinoline, 0.7 part of pentaerythritol stearate and 0.4 part of phenyl o-hydroxybenzoate.
The preparation method specifically comprises the following steps:
step 1: adding a BDP fire retardant into a metering pump tank body provided with a constant-temperature heating device, and controlling the temperature in a metering pump at 80 ℃;
step 2: weighing PC resin, ASA resin, organic silicon methyl methacrylate, ethylene-acrylate-glycidyl methacrylate copolymer, phenyl silicon sheet resin with hydroxyl functional groups, coated PTFE (polytetrafluoroethylene), dihydroquinoline, pentaerythritol stearate and phenyl o-hydroxybenzoate according to a certain proportion, stirring and mixing uniformly, and adding into a double-screw extruder;
and step 3: adding a BDP flame retardant into an extruder from a metering pump tank body in proportion, and extruding and granulating through a double-screw extruder to obtain the high-performance flame-retardant alloy plastic; wherein the extrusion temperature of the twin-screw extruder is controlled at 250 ℃.
Test detection
The properties of the high-performance flame-retardant alloy plastics prepared in examples 1 to 5 were measured, and the results are shown in the following table.
According to the detection results, the high-performance flame-retardant alloy plastic prepared by the formula and the preparation method provided by the invention has good tensile strength, temperature resistance, notch impact strength, melt mass flow rate, weather resistance and flame retardance, and the effect of improving various performances of the flame-retardant alloy plastic is realized.
Claims (8)
1. The high-performance flame-retardant alloy plastic is characterized by comprising the following components in parts by weight: 8-12 parts of a flame retardant BDP, 42.2-69.6 parts of a PC resin, 15-30 parts of an ASA resin, 5-10 parts of organic silicon methyl methacrylate, 0.5-2 parts of an ethylene-acrylate-glycidyl methacrylate copolymer, 0.5-1 part of a phenyl silicon sheet resin with a hydroxyl functional group, 0.5-0.8 part of coated PTFE, 0.2-0.4 part of an antioxidant, 0.5-1.0 part of a lubricant and 0.2-0.6 part of an ultraviolet absorber.
2. The high-performance flame-retardant alloy plastic according to claim 1, characterized by comprising the following components in parts by weight: 9-11 parts of a flame retardant BDP, 50-60 parts of a PC resin, 20-25 parts of an ASA resin, 7-9 parts of organic silicon methyl methacrylate, 1-1.5 parts of an ethylene-acrylate-glycidyl methacrylate copolymer, 0.6-0.8 part of a phenyl silicon sheet resin with a hydroxyl functional group, 0.6-0.7 part of coated PTFE, 0.3-0.4 part of an antioxidant, 0.6-0.8 part of a lubricant and 0.3-0.5 part of an ultraviolet absorber.
3. The high-performance flame-retardant alloy plastic according to claim 1, characterized by comprising the following components in parts by weight: 10 parts of flame retardant BDP, 55 parts of PC resin, 23 parts of ASA resin, 8 parts of organic silicon methyl methacrylate, 1.2 parts of ethylene-acrylate-glycidyl methacrylate copolymer, 0.7 part of phenyl silicon sheet resin with hydroxyl functional groups, 0.6 part of coated PTFE, 0.3 part of antioxidant, 0.7 part of lubricant and 0.4 part of ultraviolet absorbent.
4. The high-performance flame-retardant alloy plastic as claimed in claim 1, wherein the antioxidant is any one of diphenylamine, p-phenylenediamine and dihydroquinoline.
5. The high-performance flame-retardant alloy plastic as claimed in claim 1, wherein the lubricant is pentaerythritol stearate or ethyl distearamide.
6. The high-performance flame-retardant alloy plastic as claimed in claim 1, wherein the ultraviolet absorbent is phenyl hydroxybenzoate or 2-hydroxy-4-methoxybenzophenone.
7. The preparation method of the high-performance flame-retardant alloy plastic disclosed by any one of claims 1 to 6 is characterized by comprising the following steps of:
step 1: adding a BDP fire retardant into a metering pump tank body provided with a constant-temperature heating device, and controlling the temperature in a metering pump at 60-80 ℃;
step 2: weighing PC resin, ASA resin, organic silicon methyl methacrylate, ethylene-acrylate-glycidyl methacrylate copolymer, phenyl silicon sheet resin with hydroxyl functional groups, coated PTFE, antioxidant, lubricant and ultraviolet absorbent according to a certain proportion, stirring and mixing uniformly, and adding into a double-screw extruder;
and step 3: adding the BDP flame retardant into the extruder from the metering pump tank body in proportion, and extruding and granulating through the double-screw extruder to obtain the high-performance flame-retardant alloy plastic.
8. The method for preparing high-performance flame-retardant alloy plastic according to claim 7, wherein the extrusion temperature of the twin-screw extruder is controlled at 230-250 ℃.
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CN106905682A (en) * | 2017-03-29 | 2017-06-30 | 武汉理工大学 | A kind of Halogen phosphorus silicon cooperative flame retardant polycarbafil/ASA resin alloy and preparation method thereof |
CN109337327A (en) * | 2018-08-27 | 2019-02-15 | 南京运昶高分子材料有限公司 | A kind of weather-proof dumb light PC/ASA alloy material |
CN112194886A (en) * | 2020-09-10 | 2021-01-08 | 金旸(厦门)新材料科技有限公司 | Extrusion-grade polycarbonate alloy material for interior trim panel of passenger car and preparation method thereof |
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2021
- 2021-12-22 CN CN202111585533.7A patent/CN114316559A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104530548A (en) * | 2014-12-25 | 2015-04-22 | 杭州福斯特光伏材料股份有限公司 | Halogen-free transparent flame-retardant photovoltaic encapsulating material and preparation method of halogen-free transparent flame-retardant photovoltaic encapsulating material |
CN106589857A (en) * | 2016-12-30 | 2017-04-26 | 华润包装材料有限公司 | Polyester chip masterbatch for blood sampling tube, preparation method and application |
CN106905682A (en) * | 2017-03-29 | 2017-06-30 | 武汉理工大学 | A kind of Halogen phosphorus silicon cooperative flame retardant polycarbafil/ASA resin alloy and preparation method thereof |
CN109337327A (en) * | 2018-08-27 | 2019-02-15 | 南京运昶高分子材料有限公司 | A kind of weather-proof dumb light PC/ASA alloy material |
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