CN105038180A - Environment-friendly flame-retardant impact-resistant polycarbonate composite material and preparation method thereof - Google Patents
Environment-friendly flame-retardant impact-resistant polycarbonate composite material and preparation method thereof Download PDFInfo
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- CN105038180A CN105038180A CN201510509885.2A CN201510509885A CN105038180A CN 105038180 A CN105038180 A CN 105038180A CN 201510509885 A CN201510509885 A CN 201510509885A CN 105038180 A CN105038180 A CN 105038180A
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Abstract
The invention discloses an environment-friendly flame-retardant impact-resistant polycarbonate composite material and a preparation method thereof. The environment-friendly flame-retardant impact-resistant polycarbonate composite material is prepared from a bisphenol A polycarbonate resin, polyetheretherketone, zinc stearate, magnesium stearate, polytetrafluoroethylene micropowder, aluminum metaphosphate, trichloroethyl phosphate, nano titanium carbide, tributyl citrate, antimony glance powder, hydrated magnesium silicate micropowder, pentaerythritol tetra[beta-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate], nano calcium carbonate, attapulgite, graphene, 2,2'-dihydroxy-4,4'-dimethoxy diphenyl ketone, ethylene bis stearamide and the like. The nano calcium carbonate, nano titanium carbide, hydrated magnesium silicate micropowder and the like are sufficiently dispersed in the plastic resin to enhance the weather resistance, mechanical properties and other properties of the material. The antimony glance powder, aluminum metaphosphate, polyetheretherketone, trichloroethyl phosphate and other reinforcing fillers and modifying materials are added to enhance the flame retardancy, impact resistance and other properties of the material.
Description
Technical field
The present invention relates to a kind of polycarbonate material, specifically relate to a kind of environmental protection flame retardant shock resistance polycarbonate composite material and preparation method thereof.
Background technology
Polycarbonate is the high molecular polymer containing carbonate group in molecular chain, structure according to ester group can be divided into the broad varietys such as aliphatics, aromatic series, aliphatic-aromatic, because the mechanical property of aliphatics and aliphatic-aromatic polycarbonate is lower, so limit its application in engineering plastics, only have aromatic copolycarbonate to obtain suitability for industrialized production at present, polycarbonate has now become the general engineering plastic that in five large-engineering plastics, rate of growth is the fastest.Polycarbonate has the dimensional stability of good light transmission, shock resistance, UV radiation and goods thereof and good moulding processability, is therefore widely used in machinery, electric, the field such as medical device and illumination optical.PC itself has certain flame retardant resistance (oxygen index is 21% ~ 24%), but televisor, computer, transformer winding, trolley part, material of construction and other there is the application of high flame resistance and high impact resistance requirement, flame retardant resistance and the shock resistance of polycarbonate still are apparent not enough, therefore need to develop a kind of environmental protection flame retardant shock resistance polycarbonate composite material, to adapt to its market requirement.
Summary of the invention
The object of this invention is to provide a kind of environmental protection flame retardant shock resistance polycarbonate composite material and preparation method thereof.
For achieving the above object, the technical solution used in the present invention is:
A kind of environmental protection flame retardant shock resistance polycarbonate composite material, formed by the preparation of raw material of following weight part: bisphenol A polycarbonate resin 180-200, polyether-ether-ketone 8-10, Zinic stearas 2-4, Magnesium Stearate 4-6, ptfe micropowder 2-3, aluminium metaphosphate 2-3, trichloroethyl phosphate 14-18, nano titanium carbide 2-4, tributyl citrate 5-7, white antimony powder 6-8, hydrated magnesium silicate ultrafine powder 4-5, four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 2-3, nano-calcium carbonate 20-30, attapulgite 10-14, Graphene 10-14, 2, 2 '-dihydroxyl-4, 4 '-dimethoxy-benzophenone 3-5, ethylene bis stearamide 4-6.
A preparation method for environmental protection flame retardant shock resistance polycarbonate composite material, comprises the following steps:
(1) the bisphenol A polycarbonate resin taken, polyether-ether-ketone, Zinic stearas, Magnesium Stearate, ptfe micropowder, aluminium metaphosphate, trichloroethyl phosphate are dropped in kneader and mediate, treat that material frictional heat is to 90-100 DEG C, material is entered in cold mixer and lowers the temperature, the discharging when temperature drops to below 40 DEG C, obtains compound A;
(2) grinding in ball grinder is poured into by after nano titanium carbide, tributyl citrate, hydrated magnesium silicate ultrafine powder, nano-calcium carbonate, attapulgite, Graphene mixing, then pour in mixing machine together and mix, stir under the condition of 90-105 DEG C, arranging stirring velocity is 30-35 rev/min, churning time is 6-10 minute, obtains compound B after naturally cooling;
(3) the compound B that compound A step (1) obtained and step (2) obtain and white antimony powder, four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, 2,2 '-dihydroxyl-4,4 '-dimethoxy-benzophenone, ethylene bis stearamide pour high-speed mixer and mixing into together, high mixer rotating speed is 700-800rpm, mixing temperature is 80-90 DEG C, and mixing time is 6-10min;
(4) mixture that step (3) obtains to be delivered in twin screw extruder through frit reaction, extrude, cool, pelletizing, drying, obtain described environmental protection flame retardant shock resistance polycarbonate composite material, the processing condition of wherein said twin screw extruder are: twin screw extruder feeding section temperature is 190-220 DEG C, fluxing zone temperature is 240-250 DEG C, homogenizing zone temperature is 220-235 DEG C, head temperature 210-220 DEG C, screw speed 600-700r/min, vacuum tightness are-0.04-0.1Mpa.
Beneficial effect of the present invention:
The present invention is by the abundant dispersion in Plastic Resin such as nano-calcium carbonate, nano titanium carbide, hydrated magnesium silicate ultrafine powder, improve the performances such as the weathering resistance of material, mechanical property, by the reinforcing filler such as white antimony powder, aluminium metaphosphate, polyether-ether-ketone, trichloroethyl phosphate and material modified added, the performance such as flame retardant resistance and shock resistance of material can be improved, the product obtained has Halogen, nontoxic, the advantages such as clean environment firendly.
Embodiment
Below in conjunction with specific embodiment, technical scheme of the present invention is further described.
Embodiment 1:
A kind of environmental protection flame retardant shock resistance polycarbonate composite material, formed by the preparation of raw material of following weight part (kg): bisphenol A polycarbonate resin 180, polyether-ether-ketone 8, Zinic stearas 2, Magnesium Stearate 4, ptfe micropowder 2, aluminium metaphosphate 2, trichloroethyl phosphate 14, nano titanium carbide 2, tributyl citrate 5, white antimony powder 6, hydrated magnesium silicate ultrafine powder 4, four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 2, nano-calcium carbonate 20, attapulgite 10, Graphene 10, 2, 2 '-dihydroxyl-4, 4 '-dimethoxy-benzophenone 3, ethylene bis stearamide 4.
A preparation method for environmental protection flame retardant shock resistance polycarbonate composite material, comprises the following steps:
(1) the bisphenol A polycarbonate resin taken, polyether-ether-ketone, Zinic stearas, Magnesium Stearate, ptfe micropowder, aluminium metaphosphate, ethylene bis stearamide are dropped in kneader and mediate, treat that material frictional heat is to 90-100 DEG C, material is entered in cold mixer and lowers the temperature, the discharging when temperature drops to below 40 DEG C, obtains compound A;
(2) grinding in ball grinder is poured into by after nano titanium carbide, tributyl citrate, hydrated magnesium silicate ultrafine powder, nano-calcium carbonate, attapulgite, Graphene mixing, then pour in mixing machine together and mix, stir under the condition of 90-105 DEG C, arranging stirring velocity is 30-35 rev/min, churning time is 6-10 minute, obtains compound B after naturally cooling;
(3) the compound B that compound A step (1) obtained and step (2) obtain and white antimony powder, four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, 2,2 '-dihydroxyl-4,4 '-dimethoxy-benzophenone, trichloroethyl phosphate pour high-speed mixer and mixing into together, high mixer rotating speed is 700-800rpm, mixing temperature is 80-90 DEG C, and mixing time is 6-10min;
(4) mixture that step (3) obtains to be delivered in twin screw extruder through frit reaction, extrude, cool, pelletizing, drying, obtain described environmental protection flame retardant shock resistance polycarbonate composite material, the processing condition of wherein said twin screw extruder are: twin screw extruder feeding section temperature is 190-220 DEG C, fluxing zone temperature is 240-250 DEG C, homogenizing zone temperature is 220-235 DEG C, head temperature 210-220 DEG C, screw speed 600-700r/min, vacuum tightness are-0.04-0.1Mpa.
Embodiment 2:
A kind of environmental protection flame retardant shock resistance polycarbonate composite material, formed by the preparation of raw material of following weight part (kg): bisphenol A polycarbonate resin 190, polyether-ether-ketone 9, Zinic stearas 3, Magnesium Stearate 5, ptfe micropowder 2.5, aluminium metaphosphate 2.5, trichloroethyl phosphate 16, nano titanium carbide 3, tributyl citrate 6, white antimony powder 7, hydrated magnesium silicate ultrafine powder 4.5, four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 2.5, nano-calcium carbonate 25, attapulgite 12, Graphene 12, 2, 2 '-dihydroxyl-4, 4 '-dimethoxy-benzophenone 4, ethylene bis stearamide 5.
Preparation method is with embodiment 1.
Embodiment 3:
A kind of environmental protection flame retardant shock resistance polycarbonate composite material, formed by the preparation of raw material of following weight part (kg): bisphenol A polycarbonate resin 200, polyether-ether-ketone 10, Zinic stearas 4, Magnesium Stearate 6, ptfe micropowder 3, aluminium metaphosphate 3, trichloroethyl phosphate 18, nano titanium carbide 4, tributyl citrate 7, white antimony powder 8, hydrated magnesium silicate ultrafine powder 5, four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 3, nano-calcium carbonate 30, attapulgite 14, Graphene 14, 2, 2 '-dihydroxyl-4, 4 '-dimethoxy-benzophenone 5, ethylene bis stearamide 6.
Preparation method is with embodiment 1.
The performance test results of the environmental protection flame retardant shock resistance polycarbonate composite material that above-described embodiment 1-3 obtains is as shown in the table:
The performance test results of the environmental protection flame retardant shock resistance polycarbonate composite material that table 1 embodiment 1-3 obtains
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Flame retardant rating | V-0 | V-0 | V-0 |
| Tensile strength, Mpa | 54.4 | 53.1 | 55.8 |
| Flexural strength, Mpa | 72 | 75 | 74 |
| Modulus in flexure, Mpa | 2124 | 2136 | 2095 |
| Notched Izod impact strength, KJ/ ㎡ | 32.4 | 34.2 | 29.7 |
Claims (2)
1. an environmental protection flame retardant shock resistance polycarbonate composite material, it is characterized in that, formed by the preparation of raw material of following weight part: bisphenol A polycarbonate resin 180-200, polyether-ether-ketone 8-10, Zinic stearas 2-4, Magnesium Stearate 4-6, ptfe micropowder 2-3, aluminium metaphosphate 2-3, trichloroethyl phosphate 14-18, nano titanium carbide 2-4, tributyl citrate 5-7, white antimony powder 6-8, hydrated magnesium silicate ultrafine powder 4-5, four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 2-3, nano-calcium carbonate 20-30, attapulgite 10-14, Graphene 10-14, 2, 2 '-dihydroxyl-4, 4 '-dimethoxy-benzophenone 3-5, ethylene bis stearamide 4-6.
2. the preparation method of a kind of environmental protection flame retardant shock resistance polycarbonate composite material according to claim 1, is characterized in that, comprise the following steps:
(1) the bisphenol A polycarbonate resin taken, polyether-ether-ketone, Zinic stearas, Magnesium Stearate, ptfe micropowder, aluminium metaphosphate, trichloroethyl phosphate are dropped in kneader and mediate, treat that material frictional heat is to 90-100 DEG C, material is entered in cold mixer and lowers the temperature, the discharging when temperature drops to below 40 DEG C, obtains compound A;
(2) grinding in ball grinder is poured into by after nano titanium carbide, tributyl citrate, hydrated magnesium silicate ultrafine powder, nano-calcium carbonate, attapulgite, Graphene mixing, then pour in mixing machine together and mix, stir under the condition of 90-105 DEG C, arranging stirring velocity is 30-35 rev/min, churning time is 6-10 minute, obtains compound B after naturally cooling;
(3) the compound B that compound A step (1) obtained and step (2) obtain and white antimony powder, four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, 2,2 '-dihydroxyl-4,4 '-dimethoxy-benzophenone, ethylene bis stearamide pour high-speed mixer and mixing into together, high mixer rotating speed is 700-800rpm, mixing temperature is 80-90 DEG C, and mixing time is 6-10min;
(4) mixture that step (3) obtains to be delivered in twin screw extruder through frit reaction, extrude, cool, pelletizing, drying, obtain described environmental protection flame retardant shock resistance polycarbonate composite material, the processing condition of wherein said twin screw extruder are: twin screw extruder feeding section temperature is 190-220 DEG C, fluxing zone temperature is 240-250 DEG C, homogenizing zone temperature is 220-235 DEG C, head temperature 210-220 DEG C, screw speed 600-700r/min, vacuum tightness are-0.04-0.1Mpa.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106336637A (en) * | 2016-08-26 | 2017-01-18 | 青岛海尔新材料研发有限公司 | PC/PK alloy material and preparation method thereof |
| CN106349760A (en) * | 2016-08-05 | 2017-01-25 | 中玺新材料（安徽）有限公司 | High-flame-retardancy composite calcium carbonate and preparation method thereof |
| CN106751675A (en) * | 2016-12-23 | 2017-05-31 | 阮睿琪 | A kind of protective window high-strength anti-flaming polycarbonate composite material and preparation method thereof |
| CN107236121A (en) * | 2017-07-21 | 2017-10-10 | 张娟 | A kind of preparation method of the fire-retardant calcium carbonate polyester material of phosphatization |
| WO2019100470A1 (en) * | 2017-11-22 | 2019-05-31 | 南通展鹏塑料有限公司 | High-performance polycarbonate composite material |
| CN111978701A (en) * | 2020-08-31 | 2020-11-24 | 辽宁科技大学 | Conductive polyester composite material and preparation method and application thereof |
| CN113061332A (en) * | 2020-01-02 | 2021-07-02 | 合肥杰事杰新材料股份有限公司 | PC material and preparation method thereof |
-
2015
- 2015-08-19 CN CN201510509885.2A patent/CN105038180A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106349760A (en) * | 2016-08-05 | 2017-01-25 | 中玺新材料（安徽）有限公司 | High-flame-retardancy composite calcium carbonate and preparation method thereof |
| CN106336637A (en) * | 2016-08-26 | 2017-01-18 | 青岛海尔新材料研发有限公司 | PC/PK alloy material and preparation method thereof |
| CN106751675A (en) * | 2016-12-23 | 2017-05-31 | 阮睿琪 | A kind of protective window high-strength anti-flaming polycarbonate composite material and preparation method thereof |
| CN107236121A (en) * | 2017-07-21 | 2017-10-10 | 张娟 | A kind of preparation method of the fire-retardant calcium carbonate polyester material of phosphatization |
| WO2019100470A1 (en) * | 2017-11-22 | 2019-05-31 | 南通展鹏塑料有限公司 | High-performance polycarbonate composite material |
| CN113061332A (en) * | 2020-01-02 | 2021-07-02 | 合肥杰事杰新材料股份有限公司 | PC material and preparation method thereof |
| CN111978701A (en) * | 2020-08-31 | 2020-11-24 | 辽宁科技大学 | Conductive polyester composite material and preparation method and application thereof |
| CN111978701B (en) * | 2020-08-31 | 2023-05-23 | 辽宁科技大学 | Conductive polyester composite material and preparation method and application thereof |
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Application publication date: 20151111 |