CN110835460A - High-temperature-resistant halogen-free flame-retardant polycarbonate material and product thereof - Google Patents
High-temperature-resistant halogen-free flame-retardant polycarbonate material and product thereof Download PDFInfo
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 82
- 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 66
- 239000004417 polycarbonate Substances 0.000 title claims abstract description 62
- 229920000515 polycarbonate Polymers 0.000 title claims abstract description 62
- 239000000463 material Substances 0.000 title claims abstract description 43
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 24
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 24
- 239000012745 toughening agent Substances 0.000 claims abstract description 24
- 239000000203 mixture Substances 0.000 claims abstract description 16
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims abstract description 10
- HWXBQOWZWWYBLY-UHFFFAOYSA-N C1(=CC=CC=C1)S(=O)(=O)OS(=O)(=O)C=1C=CC=CC1.[K] Chemical compound C1(=CC=CC=C1)S(=O)(=O)OS(=O)(=O)C=1C=CC=CC1.[K] HWXBQOWZWWYBLY-UHFFFAOYSA-N 0.000 claims description 8
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 claims description 8
- 229920001296 polysiloxane Polymers 0.000 claims description 7
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 3
- 229920007962 Styrene Methyl Methacrylate Polymers 0.000 claims description 3
- IWVKTOUOPHGZRX-UHFFFAOYSA-M methyl 2-methylprop-2-enoate;2-methylprop-2-enoate Chemical compound CC(=C)C([O-])=O.COC(=O)C(C)=C IWVKTOUOPHGZRX-UHFFFAOYSA-M 0.000 claims description 3
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 3
- -1 polysiloxane Polymers 0.000 claims description 3
- 125000000446 sulfanediyl group Chemical group *S* 0.000 claims description 3
- LVTHXRLARFLXNR-UHFFFAOYSA-M potassium;1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate Chemical compound [K+].[O-]S(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F LVTHXRLARFLXNR-UHFFFAOYSA-M 0.000 claims description 2
- RMOSZMVMPDSQKP-UHFFFAOYSA-N phenol;1,1,2-trimethylcyclohexane Chemical compound OC1=CC=CC=C1.OC1=CC=CC=C1.CC1CCCCC1(C)C RMOSZMVMPDSQKP-UHFFFAOYSA-N 0.000 claims 1
- OMVLAGBUFPUMGQ-UHFFFAOYSA-M sodium;2,4,5-trichlorobenzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC(Cl)=C(Cl)C=C1Cl OMVLAGBUFPUMGQ-UHFFFAOYSA-M 0.000 claims 1
- 239000002861 polymer material Substances 0.000 abstract description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 9
- 229910052710 silicon Inorganic materials 0.000 description 9
- 239000010703 silicon Substances 0.000 description 9
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 4
- KCSVLWWBFNKRRA-UHFFFAOYSA-N OS(C1=CC=CC=C1)(=O)=O.O=[S-](C1=CC=CC=C1)=O.[K+] Chemical compound OS(C1=CC=CC=C1)(=O)=O.O=[S-](C1=CC=CC=C1)=O.[K+] KCSVLWWBFNKRRA-UHFFFAOYSA-N 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- IYUMUOWIQOLIRJ-UHFFFAOYSA-N ClC1=C(C=C(C(=C1)Cl)Cl)[Na] Chemical compound ClC1=C(C=C(C(=C1)Cl)Cl)[Na] IYUMUOWIQOLIRJ-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 238000004383 yellowing Methods 0.000 description 2
- UVAUHTUDFIJIDS-UHFFFAOYSA-N FC(C(C(C(F)(F)F)(F)F)(F)F)([K])F Chemical compound FC(C(C(C(F)(F)F)(F)F)(F)F)([K])F UVAUHTUDFIJIDS-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- 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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
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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 the technical field of high polymer materials, and particularly discloses a high-temperature-resistant halogen-free flame-retardant polycarbonate material and a product thereof, wherein the high-temperature-resistant halogen-free flame-retardant polycarbonate material comprises the following components in parts by mass: 95-99.5 parts by mass of high-temperature polycarbonate, 0.1-2 parts by mass of flame retardant, 0.1-0.5 part by mass of antioxidant and 1-15 parts by mass of toughening agent; wherein the flame retardant is a mixture of two or more of sulfonate flame retardants and derivatives thereof, and organosilicon flame retardants and derivatives thereof. The high-temperature resistant halogen-free flame-retardant polycarbonate material and the product thereof can meet the requirements of high temperature resistance and high flame retardance.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of high polymer materials, in particular to a high-temperature-resistant halogen-free flame-retardant polycarbonate material and a product thereof.
[ background of the invention ]
Polycarbonate (PC) is thermoplastic engineering plastic with excellent comprehensive performance, has the characteristics of high light transmittance, high refractive index, high impact resistance, excellent dimensional stability, easiness in processing and forming and the like, and can be widely applied to automobile lamps, such as automobile lamp heads, reflectors, lamp bodies and the like which are all formed by polycarbonate injection molding.
Based on the heat source used in the prior vehicular lamp, the heat generated in the working state can generate a high temperature of about 200 ℃ in a narrow space, and the heat is transmitted in a radiation and heat conduction manner through heat convection, which requires that the PC product must be able to withstand a long-term high temperature test of 160 ℃. And the common PC product can only meet the long-term use temperature of 130 ℃, which limits the further application of the PC material in the field of automobile lamps.
Therefore, there is a need to develop a high temperature resistant halogen-free flame retardant polycarbonate material to solve the above problems.
[ summary of the invention ]
The invention aims to provide a high-temperature-resistant halogen-free flame-retardant polycarbonate material and a product thereof, which can meet the requirements of high temperature resistance and high flame retardance of the material.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-temperature-resistant halogen-free flame-retardant polycarbonate material comprises the following components in parts by mass:
95-99.5 parts by mass of a high-temperature polycarbonate;
0.1-2 parts by mass of a flame retardant; and
0.1-0.5 parts by mass of an antioxidant;
wherein the flame retardant is a mixture of two or more of sulfonate flame retardants and derivatives thereof, and organosilicon flame retardants and derivatives thereof.
Preferably, the high-temperature polycarbonate is added in an amount of 95 parts by mass, 95.5 parts by mass, 96 parts by mass, 96.5 parts by mass, 97 parts by mass, 97.5 parts by mass, 98 parts by mass, or 98.5 parts by mass.
Preferably, the addition amount of the flame retardant is 0.1 part by mass, 0.2 part by mass, 0.4 part by mass, 0.6 part by mass, 0.8 part by mass, 1 part by mass, 1.2 parts by mass, 1.4 parts by mass, 1.6 parts by mass, 1.8 parts by mass, or 2 parts by mass.
Preferably, the antioxidant is added in an amount of 0.1 part by mass, 0.2 part by mass, 0.3 part by mass, 0.4 part by mass, or 0.5 part by mass.
Wherein the high temperature polycarbonate is a copolycarbonate based on bisphenol A and trimethylcyclohexanediphenol.
The sulfonate flame retardant is one or a mixture of more than one of benzenesulfonyl potassium benzene sulfonate, perfluorobutyl potassium sulfonate and 2, 4, 5-trichlorophenyl sodium sulfonate.
Preferably, the flame retardant is a mixture of 0.1-2 parts by mass of an organosilicon flame retardant and 0.1-2 parts by mass of potassium benzenesulfonyl benzenesulfonate. Wherein the addition amount of the organosilicon flame retardant is 0.1 part by mass, 0.2 part by mass, 0.4 part by mass, 0.6 part by mass, 0.8 part by mass, 1 part by mass, 1.2 parts by mass, 1.4 parts by mass, 1.6 parts by mass, 1.8 parts by mass or 2 parts by mass; the addition amount of the benzenesulfonyl potassium benzenesulfonate is 0.1 part by mass, 0.2 part by mass, 0.4 part by mass, 0.6 part by mass, 0.8 part by mass, 1 part by mass, 1.2 parts by mass, 1.4 parts by mass, 1.6 parts by mass, 1.8 parts by mass or 2 parts by mass.
Wherein the organic silicon flame retardant is one or a mixture of more than one of polysiloxane, silicone resin flame retardant and polyborosiloxane flame retardant.
Wherein the antioxidant is one or more of hindered phenol antioxidant, phosphite antioxidant and thio antioxidant.
Wherein the adhesive further comprises 1-5 parts by mass of a toughening agent.
Preferably, the amount of the toughening agent added is 1 part by mass, 2 parts by mass, 3 parts by mass, 4 parts by mass or 5 parts by mass.
Wherein the toughening agent is one or more of crosslinked methacrylate-methyl methacrylate toughening agent, butadiene-styrene-methyl methacrylate toughening agent and organic silicon rubber-methyl methacrylate toughening agent.
The high-temperature-resistant halogen-free flame-retardant polycarbonate material product is prepared from the high-temperature-resistant halogen-free flame-retardant polycarbonate material.
The invention has the beneficial effects that: according to the high-temperature resistant halogen-free flame-retardant polycarbonate material and the product thereof, the flame retardant is added into the high-temperature polycarbonate, so that the flame retardant grade of the material is improved on the premise of not influencing the temperature resistance and physical properties of the high-temperature polycarbonate; by adding the antioxidant, yellowing and degradation can be prevented during processing; and the impact property of the material is improved by adding the toughening agent.
[ detailed description ] embodiments
The invention provides a high-temperature-resistant halogen-free flame-retardant polycarbonate material which comprises the following components in parts by mass: 95-99.5 parts by mass of high-temperature polycarbonate, 0.1-2 parts by mass of flame retardant, 0.1-0.5 part by mass of antioxidant and 1-15 parts by mass of toughening agent.
In particular, the high-temperature polycarbonate is a copolycarbonate based on bisphenol A and trimethylcyclohexanediphenol, and the flame retardant rating of the copolycarbonate can reach UL 94V-2. Wherein the addition amount of the high-temperature polycarbonate is 95 parts by mass, 95.5 parts by mass, 96 parts by mass, 96.5 parts by mass, 97 parts by mass, 97.5 parts by mass, 98 parts by mass or 98.5 parts by mass.
In the high-temperature resistant halogen-free flame retardant polycarbonate material, the flame retardant is a mixture of two or more of sulfonate flame retardants and derivatives thereof, and organosilicon flame retardants and derivatives thereof. Wherein the addition amount of the flame retardant is 0.1 part by mass, 0.2 part by mass, 0.4 part by mass, 0.6 part by mass, 0.8 part by mass, 1 part by mass, 1.2 parts by mass, 1.4 parts by mass, 1.6 parts by mass, 1.8 parts by mass or 2 parts by mass. By adding the flame retardant into the high-temperature polycarbonate, the flame retardant grade of the material is improved on the premise of not influencing the temperature resistance and physical properties of the high-temperature polycarbonate.
Further, the sulfonate flame retardant is one or a mixture of more than one of potassium benzenesulfonyl benzene sulfonate, potassium perfluorobutyl sulfonate and 2, 4, 5-trichlorophenyl sodium sulfonate; the organic silicon flame retardant is one or a mixture of more than one of polysiloxane, silicone resin flame retardant and polyborosiloxane flame retardant.
In a preferred embodiment of the present invention, the flame retardant is a mixture of 0.1 to 2 parts by mass of a silicone flame retardant and 0.1 to 2 parts by mass of potassium benzenesulfonyl benzenesulfonate. Wherein the addition amount of the organosilicon flame retardant is 0.1 part by mass, 0.2 part by mass, 0.4 part by mass, 0.6 part by mass, 0.8 part by mass, 1 part by mass, 1.2 parts by mass, 1.4 parts by mass, 1.6 parts by mass, 1.8 parts by mass or 2 parts by mass; the addition amount of the benzenesulfonyl potassium benzenesulfonate is 0.1 part by mass, 0.2 part by mass, 0.4 part by mass, 0.6 part by mass, 0.8 part by mass, 1 part by mass, 1.2 parts by mass, 1.4 parts by mass, 1.6 parts by mass, 1.8 parts by mass, or 2 parts by mass.
In the high-temperature resistant halogen-free flame-retardant polycarbonate material, the antioxidant is one or more of hindered phenol antioxidant, phosphite antioxidant and thio antioxidant. Wherein the antioxidant is added in an amount of 0.1 part by mass, 0.2 part by mass, 0.3 part by mass, 0.4 part by mass or 0.5 part by mass. By adding an antioxidant into the high-temperature polycarbonate, the material can be prevented from yellowing and degrading during processing.
In the high-temperature resistant halogen-free flame retardant polycarbonate material, the toughening agent is one or more of crosslinked methacrylate-methyl methacrylate toughening agent, butadiene-styrene-methyl methacrylate toughening agent and organic silicon rubber-methyl methacrylate toughening agent. Wherein the addition amount of the toughening agent is 1 part by mass, 2 parts by mass, 3 parts by mass, 4 parts by mass or 5 parts by mass. The impact property of the material is further improved by adding the toughening agent in the high-temperature polycarbonate.
When the high-temperature resistant halogen-free flame-retardant polycarbonate material is prepared, the preparation method comprises the following steps:
s1: mechanical premixing: the flame retardant, the antioxidant and the toughening agent of each component are added into the high-temperature polycarbonate powder in proportion and are fully and uniformly stirred by a high-speed mixer. The parameters of the high-speed mixer are as follows: the rotating speed is about 1500rpm/min, and the stirring time is 3-5 min.
S2: melt mixing and extrusion granulation: and melting and blending the mixture after mechanical premixing by a double-screw extruder, and then extruding and granulating. The parameters of the twin-screw extruder were set as follows: the temperature is 200-250 ℃, and the rotating speed of the screw is about 75% of the rated rotating speed.
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description is given with reference to the preferred embodiments.
Example 1
A high-temperature resistant halogen-free flame-retardant polycarbonate material comprises 99.5 parts by mass of high-temperature polycarbonate, 0.1 part by mass of an organic silicon flame retardant, 0.1 part by mass of potassium benzenesulfonyl benzenesulfonate and 0.3 part by mass of an antioxidant.
Weighing the corresponding components in proportion, firstly stirring the components for 3.5min at the rotating speed of 1500rpm/min by a high-speed mixer, then melting, mixing, extruding and granulating the mixture by a double-screw extruder, wherein the temperature is 230 ℃, and the rotating speed of a screw is 120 rpm/min.
Example 2
A high-temperature resistant halogen-free flame-retardant polycarbonate material comprises 98.5 parts by mass of high-temperature polycarbonate, 0.1 part by mass of an organic silicon flame retardant, 0.1 part by mass of potassium benzenesulfonyl benzenesulfonate, 0.3 part by mass of an antioxidant and 1 part by mass of an organic silicon toughening agent.
Weighing the corresponding components in proportion, firstly stirring the components for 3.5min at the rotating speed of 1500rpm/min by a high-speed mixer, then melting, mixing, extruding and granulating the mixture by a double-screw extruder, wherein the temperature is 230 ℃, and the rotating speed of a screw is 120 rpm/min.
Example 3
A high-temperature resistant halogen-free flame-retardant polycarbonate material comprises 95 parts by mass of high-temperature polycarbonate, 1 part by mass of an organic silicon flame retardant, 1 part by mass of potassium benzenesulfonyl benzenesulfonate, 0.5 part by mass of an antioxidant and 2.5 parts by mass of an organic silicon toughening agent.
Weighing the corresponding components in proportion, firstly stirring the components for 3.5min at the rotating speed of 1500rpm/min by a high-speed mixer, then melting, mixing, extruding and granulating the mixture by a double-screw extruder, wherein the temperature is 230 ℃, and the rotating speed of a screw is 120 rpm/min.
Comparative example 1
A polycarbonate material comprising 100 parts by mass of a high temperature polycarbonate. Melting and extruding the high-temperature polycarbonate by a double-screw extruder for granulation, wherein the temperature is 230 ℃, and the rotating speed of the screw is 120 rpm/min.
The pellets of examples 1 to 3 and comparative example 1 above were injection molded into standard test bars on an injection molding machine and tested for mechanical properties according to the relevant standards, the test results being shown in table 1 below.
TABLE 1 test results
As can be seen from the above Table 1, the flame retardant is added into the high-temperature polycarbonate, so that the flame retardant grade of the material can be improved to 1.6mm V-2 grade, and the mechanical properties of the high-temperature polycarbonate are not affected; in addition, the impact property of the material can be improved by adding the toughening agent.
In addition, the invention also provides a high-temperature-resistant halogen-free flame-retardant polycarbonate material product, which is prepared by adopting the high-temperature-resistant halogen-free flame-retardant polycarbonate material, has high temperature resistance and high flame retardance, and can be widely applied to the fields of automobiles, electronic products and the like with higher requirements on the temperature resistance and the flame retardance grade.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. The high-temperature-resistant halogen-free flame-retardant polycarbonate material is characterized by comprising the following components in parts by mass:
95-99.5 parts by mass of a high-temperature polycarbonate;
0.1-2 parts by mass of a flame retardant; and
0.1-0.5 parts by mass of an antioxidant;
wherein the flame retardant is a mixture of two or more of sulfonate flame retardants and derivatives thereof, and organosilicon flame retardants and derivatives thereof.
2. The high temperature resistant halogen-free flame retardant polycarbonate material of claim 1, wherein the high temperature polycarbonate is a copolycarbonate based on bisphenol A and trimethylcyclohexane bisphenol.
3. The high-temperature resistant halogen-free flame-retardant polycarbonate material as claimed in claim 1, wherein the sulfonate flame retardant is one or more of potassium benzenesulfonyl benzenesulfonate, potassium perfluorobutylsulfonate and sodium 2, 4, 5-trichlorophenylsulfonate.
4. The high-temperature-resistant halogen-free flame-retardant polycarbonate material as claimed in claim 3, wherein the flame retardant is a mixture of 0.1-2 parts by mass of a silicone flame retardant and 0.1-2 parts by mass of potassium benzenesulfonyl benzenesulfonate.
5. The high temperature resistant halogen-free flame retardant polycarbonate material of claim 1, wherein the silicone flame retardant is one or more of a mixture of polysiloxane, silicone flame retardant and polyborosiloxane flame retardant.
6. The high-temperature-resistant halogen-free flame-retardant polycarbonate material of claim 1, wherein the antioxidant is one or more of hindered phenol antioxidant, phosphite antioxidant and thio antioxidant.
7. The high-temperature-resistant halogen-free flame-retardant polycarbonate material as claimed in claim 1, further comprising 1-5 parts by mass of a toughening agent.
8. The high-temperature-resistant halogen-free flame-retardant polycarbonate material of claim 7, wherein the toughening agent is one or more of a crosslinked methacrylate-methyl methacrylate toughening agent, a butadiene-styrene-methyl methacrylate toughening agent and an organosilicon rubber-methyl methacrylate toughening agent.
9. A high temperature resistant halogen-free flame retardant polycarbonate material product, which is characterized in that the high temperature resistant halogen-free flame retardant polycarbonate material product is prepared by adopting the high temperature resistant halogen-free flame retardant polycarbonate material of any one of claims 1 to 8.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110938293A (en) * | 2018-09-21 | 2020-03-31 | 汉达精密电子(昆山)有限公司 | High-impact-resistance high-temperature-resistant PC material and product thereof |
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Application publication date: 20200225 |