CN103319872A - Method for preparing ABS (Acrylonitrile Butadiene Styrene) modified polycarbonate alloy material - Google Patents

Method for preparing ABS (Acrylonitrile Butadiene Styrene) modified polycarbonate alloy material Download PDF

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Publication number
CN103319872A
CN103319872A CN2013102407338A CN201310240733A CN103319872A CN 103319872 A CN103319872 A CN 103319872A CN 2013102407338 A CN2013102407338 A CN 2013102407338A CN 201310240733 A CN201310240733 A CN 201310240733A CN 103319872 A CN103319872 A CN 103319872A
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alloy material
parts
abs
polycarbonate alloy
polycarbonate
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CN2013102407338A
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王均良
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CHANGSHU JIATAI METAL MATERIAL Co Ltd
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CHANGSHU JIATAI METAL MATERIAL Co Ltd
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Abstract

The invention provides a method for preparing an ABS (Acrylonitrile Butadiene Styrene) modified polycarbonate alloy material and belongs to the technical field of high molecular material preparation. The method comprises the following steps of: firstly, feeding 30-40 parts of polycarbonate resin into a drying device and drying the polycarbonate resin at 100 DEG C for 60 minutes to obtain a dried material; secondly, adding 3-6 parts of filler and 7-10 parts of ABS resin to the dried material and mixing all the materials in a high-speed mixer, thereby obtaining a premix; and then feeding 0.3-0.6 part of stabilizer, 0.1-0.3 part of coupling agent, 7-9 parts of phosphate, 0.02-0.03 part of flame retardant, 5-8 parts of reinforced fibers and 0.2-0.4 part of lubricant into the high-speed mixer to be mixed with the premix; and finally, transferring the mixture into a parallel twin-screw extruder for extrusion, and then subjecting the extruded material to water cooling, sized dicing and drying, thereby obtaining the ABS modified polycarbonate alloy material. The prepared ABS modified polycarbonate alloy material has the characteristics of good heat resistance, high impact strength and good environmental stress crack resistance.

Description

The polycarbonate alloy material preparation method of ABS modification
Technical field
The invention belongs to field of polymer material preparing technology, be specifically related to a kind of polycarbonate alloy material preparation method of ABS modification.
Background technology
Polycarbonate is widely used engineering plastics, has excellent mechanical property, resistance toheat and weather resistance etc., still, because polycarbonate is crisp, not shock-resistant and cracking, thereby limited to a certain extent it such as the application on automobile, the daily necessities.After the polycarbonate process ABS modification, thermotolerance, impact and stress cracking resistance etc. all are improved, thereby can be widely used in the manufacturing of office equipment and automobile component.Therefore, explore rational preparation method and make polycarbonate satisfy this service requirements to have positive realistic meaning, technical scheme described below is based on producing under this prerequisite.
Summary of the invention
Task of the present invention is to provide a kind of polycarbonate alloy material preparation method of ABS modification, and the polycarbonate alloy material that is prepared by the method has excellent thermotolerance, shock resistance and stress cracking resistance.
Task of the present invention is finished like this, a kind of polycarbonate alloy material preparation method of ABS modification, it is that 30~40 parts of the polycarbonate resins that will take by weighing by weight first drop into baking apparatus at 100 ℃ of drying 60min, obtain the drying material, 7~10 parts of 3~6 parts of the fillers that will take by weighing by weight again and ABS resin join mixes 1-2min in the drying material and in high-speed mixer, the rotating speed of high-speed mixer is 1000rpm, obtain Preblend, 0.3~0.6 part of the stablizer that then will take by weighing by weight, 0.1~0.3 part of coupling agent, 7~9 parts of phosphoric acid ester, 0.02~0.03 part of fire retardant, 0.2~0.4 part of 5~8 parts of fortifying fibres and lubricant are put into and are participated in Preblend in the high-speed mixer and be mixed together, mixing time is 2min, the rotating speed of high-speed mixer is 1000rpm, obtain compound, at last compound being changed over to parallel twin screw extruder extrudes, through water cooling, pelletizing and drying obtain the polycarbonate alloy material of ABS modification.
In one embodiment of the invention, described polycarbonate resin is the bisphenol A polycarbonate resin.
In another embodiment of the present invention, described ABS resin is acrylonitrile-butadiene-styrene resin.
In yet another embodiment of the present invention, described stablizer is three [ 2.4-di-tert-butyl-phenyl ] phosphorous acid ester.
In another embodiment of the present invention, described coupling agent is N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane.
Of the present invention also have among the embodiment, and described phosphoric acid ester is the Resorcinol tetraphenyldiphosphate.
More of the present invention and among embodiment, described filler is aluminium hydroxide.
In the present invention and then embodiment, described fire retardant is melamine phosphate.
Of the present invention again more and among embodiment, described fortifying fibre is the alkali free glass fibre of length 3-6 ㎜.
In again of the present invention and then embodiment, described lubricant is polyethylene wax.
Have good heat resistance, shock strength is high, ESCR is good characteristics by the polycarbonate alloy material of the ABS modification of the inventive method preparation.After tested, tensile strength 60~65MPa, flexural strength 70~75MPa, elongation at break 35~45%, notched Izod impact strength 45~50KJ/m 2, flame retardant resistance UL-94-V-0 grade.
Embodiment
Embodiment 1:
In the bisphenol A polycarbonate resin that will take by weighing by weight first 30 parts of inputs baking apparatus such as the baking oven and at 100 ℃ of lower drying 60min, obtain the drying material, 10 parts of 3 parts in the aluminium hydroxide that will take by weighing by weight again and acrylonitrile-butadiene-styrene resins join and mix 1-2min in the drying material and in high-speed mixer, the rotating speed of high-speed mixer is 1000rpm, obtain Preblend, 0.5 part of three [ 2.4-di-tert-butyl-phenyl ] phosphorous acid ester that then will take by weighing by weight, 0.2 part of N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane, 7 parts of Resorcinol tetraphenyldiphosphates, 0.02 part of melamine phosphate, length is that 0.4 part of 8 parts of the alkali free glass fibres of 3-6 ㎜ and polyethylene wax is put into and participated in Preblend in the high-speed mixer and be mixed together, mixing time is 2min, the rotating speed of high-speed mixer is 1000rpm, obtain compound, at last compound being changed over to plasticates in the parallel twin screw extruder namely melt extrudes, through water cooling, pelletizing and drying, obtain the polycarbonate alloy material of ABS modification, wherein: aforesaid temperature of plasticating is 260-280 ℃.
Embodiment 2:
In the bisphenol A polycarbonate resin that will take by weighing by weight first 37 parts of inputs baking apparatus such as the baking oven and at 100 ℃ of lower drying 60min, obtain the drying material, 7 parts of 4 parts in the aluminium hydroxide that will take by weighing by weight again and acrylonitrile-butadiene-styrene resins join and mix 1-2min in the drying material and in high-speed mixer, the rotating speed of high-speed mixer is 1000rpm, obtain Preblend, 0.4 part of three [ 2.4-di-tert-butyl-phenyl ] phosphorous acid ester that then will take by weighing by weight, 0.1 part of N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane, 9 parts of Resorcinol tetraphenyldiphosphates, 0.03 part of melamine phosphate, length is that 0.2 part of 6 parts of the alkali free glass fibres of 3-6 ㎜ and polyethylene wax is put into and participated in Preblend in the high-speed mixer and be mixed together, mixing time is 2min, the rotating speed of high-speed mixer is 1000rpm, obtain compound, at last compound being changed over to plasticates in the parallel twin screw extruder namely melt extrudes, through water cooling, pelletizing and drying, obtain the polycarbonate alloy material of ABS modification, wherein: aforesaid temperature of plasticating is 260-280 ℃.
Embodiment 3:
In the bisphenol A polycarbonate resin that will take by weighing by weight first 40 parts of inputs baking apparatus such as the baking oven and at 100 ℃ of lower drying 60min, obtain the drying material, 9 parts of 6 parts in the aluminium hydroxide that will take by weighing by weight again and acrylonitrile-butadiene-styrene resins join and mix 1-2min in the drying material and in high-speed mixer, the rotating speed of high-speed mixer is 1000rpm, obtain Preblend, 0.6 part of three [ 2.4-di-tert-butyl-phenyl ] phosphorous acid ester that then will take by weighing by weight, 0.3 part of N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane, 8.5 parts of Resorcinol tetraphenyldiphosphates, 0.025 part of melamine phosphate, length is that 0.35 part of 5 parts of the alkali free glass fibres of 3-6 ㎜ and polyethylene wax is put into and participated in Preblend in the high-speed mixer and be mixed together, mixing time is 2min, the rotating speed of high-speed mixer is 1000rpm, obtain compound, at last compound being changed over to plasticates in the parallel twin screw extruder namely melt extrudes, through water cooling, pelletizing and drying, obtain the polycarbonate alloy material of ABS modification, wherein: aforesaid temperature of plasticating is 260-280 ℃.
Embodiment 4:
In the bisphenol A polycarbonate resin that will take by weighing by weight first 33 parts of inputs baking apparatus such as the baking oven and at 100 ℃ of lower drying 60min, obtain the drying material, 8 parts of 5 parts in the aluminium hydroxide that will take by weighing by weight again and acrylonitrile-butadiene-styrene resins join and mix 1-2min in the drying material and in high-speed mixer, the rotating speed of high-speed mixer is 1000rpm, obtain Preblend, 0.3 part of three [ 2.4-di-tert-butyl-phenyl ] phosphorous acid ester that then will take by weighing by weight, 0.25 part of N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane, 8 parts of Resorcinol tetraphenyldiphosphates, 0.027 part of melamine phosphate, length is that 0.3 part of 7 parts of the alkali free glass fibres of 3-6 ㎜ and polyethylene wax is put into and participated in Preblend in the high-speed mixer and be mixed together, mixing time is 2min, the rotating speed of high-speed mixer is 1000rpm, obtain compound, at last compound being changed over to plasticates in the parallel twin screw extruder namely melt extrudes, through water cooling, pelletizing and drying, obtain the polycarbonate alloy material of ABS modification, wherein: aforesaid temperature of plasticating is 260-280 ℃.
The polycarbonate alloy material of the ABS modification that is obtained by above-described embodiment 1 to 4 has following performance after tested:
Test event Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4
Tensile strength MPa 60.0 62.5 63.8 64.8
Flexural strength MPa 70.2 71.8 73.6 74.6
Elongation at break % 35 38 43 45
Notched Izod impact strength KJ/m 2 45.2 46.8 48.2 49.7
Flame retardant resistance (UL-94-V-0) V-0 V-0 V-0 V-0

Claims (10)

1. A kind of polycarbonate alloy material preparation method of ABS modification, it is characterized in that it is that 30~40 parts of the polycarbonate resins that will take by weighing by weight first drop into baking apparatus at 100 ℃ of drying 60min, obtain the drying material, 7~10 parts of 3~6 parts of the fillers that will take by weighing by weight again and ABS resin join mixes 1-2min in the drying material and in high-speed mixer, the rotating speed of high-speed mixer is 1000rpm, obtain Preblend, 0.3~0.6 part of the stablizer that then will take by weighing by weight, 0.1~0.3 part of coupling agent, 7~9 parts of phosphoric acid ester, 0.02~0.03 part of fire retardant, 0.2~0.4 part of 5~8 parts of fortifying fibres and lubricant are put into and are participated in Preblend in the high-speed mixer and be mixed together, mixing time is 2min, the rotating speed of high-speed mixer is 1000rpm, obtain compound, at last compound being changed over to parallel twin screw extruder extrudes, through water cooling, pelletizing and drying obtain the polycarbonate alloy material of ABS modification.
2. The polycarbonate alloy material of ABS modification according to claim 1 is characterized in that described polycarbonate resin is the bisphenol A polycarbonate resin.
3. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described ABS resin is acrylonitrile-butadiene-styrene resin.
4. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described stablizer is three [ 2.4-di-tert-butyl-phenyl ] phosphorous acid ester.
5. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described coupling agent is N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane.
6. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described phosphoric acid ester is the Resorcinol tetraphenyldiphosphate.
7. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described filler is aluminium hydroxide.
8. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described fire retardant is melamine phosphate.
9. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described fortifying fibre is the alkali free glass fibre of length 3-6 ㎜.
10. The polycarbonate alloy material preparation method of ABS modification according to claim 1 is characterized in that described lubricant is polyethylene wax
CN2013102407338A 2013-06-18 2013-06-18 Method for preparing ABS (Acrylonitrile Butadiene Styrene) modified polycarbonate alloy material Pending CN103319872A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103509319A (en) * 2012-06-28 2014-01-15 苏州汉扬精密电子有限公司 Glass fiber reinforced PC (Polycarbonate)/ABS (Acrylonitrile Butadiene Styrene) composite material and preparation method thereof
CN103554877A (en) * 2013-10-25 2014-02-05 安徽省富光实业股份有限公司 Composite polycarbonate material for cup body and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102352096A (en) * 2011-09-15 2012-02-15 苏州铧茂工程塑料有限公司 Non-halogen flame retardant PC (polycarbonate) /ABS (acrylonitrile butadiene styrene) alloy and preparation method thereof
CN102796359A (en) * 2011-05-25 2012-11-28 中国石油天然气股份有限公司 Method for preparing halogen-free heat-and-flame-resistant ABS/PC (acrylonitrile butadiene styrene/polycarbonate) alloy
CN103044886A (en) * 2012-12-26 2013-04-17 安徽科聚新材料有限公司 Preparation method and application of PC/ABS alloy

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102796359A (en) * 2011-05-25 2012-11-28 中国石油天然气股份有限公司 Method for preparing halogen-free heat-and-flame-resistant ABS/PC (acrylonitrile butadiene styrene/polycarbonate) alloy
CN102352096A (en) * 2011-09-15 2012-02-15 苏州铧茂工程塑料有限公司 Non-halogen flame retardant PC (polycarbonate) /ABS (acrylonitrile butadiene styrene) alloy and preparation method thereof
CN103044886A (en) * 2012-12-26 2013-04-17 安徽科聚新材料有限公司 Preparation method and application of PC/ABS alloy

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Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103509319A (en) * 2012-06-28 2014-01-15 苏州汉扬精密电子有限公司 Glass fiber reinforced PC (Polycarbonate)/ABS (Acrylonitrile Butadiene Styrene) composite material and preparation method thereof
CN103554877A (en) * 2013-10-25 2014-02-05 安徽省富光实业股份有限公司 Composite polycarbonate material for cup body and preparation method thereof

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Application publication date: 20130925