CN104629335A - Aging-resistant reinforced PC/ABS alloy, and preparation method thereof - Google Patents
Aging-resistant reinforced PC/ABS alloy, and preparation method thereof Download PDFInfo
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- CN104629335A CN104629335A CN201310546720.3A CN201310546720A CN104629335A CN 104629335 A CN104629335 A CN 104629335A CN 201310546720 A CN201310546720 A CN 201310546720A CN 104629335 A CN104629335 A CN 104629335A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
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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
- 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
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an aging-resistant reinforced PC/ABS alloy, and a preparation method thereof, and belongs to the technical field of high molecular material. The aging-resistant reinforced PC/ABS alloy comprises following ingredients, by mass, 40 to 70% of PC, 10 to 40% of ABS, 8 to 15% of carbon fiber, 5 to 10% of a flexibilizer, 1 to 3% of a composite antiaging agent, 2 to 5% of a compatilizer, 0.1 to 0.5% of an antioxidant, and 0.5 to 1% of a lubricant. Beneficial effects of the aging-resistant reinforced PC/ABS alloy are that: the aging-resistant reinforced PC/ABS alloy possesses advantages of PC and ABS, excellent aging resistance and processability, high specific strength, high specific modulus, low thermal expansion coefficient, high mechanical strength, and a promising application prospect in the field of automobile, electron, electric appliance, and aeronautics and astronautics.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of anti-aging enhancing PC/ABS Alloy And Preparation Method.
Background technology
PC/ABS alloy (polycarbonate/acrylonitrile-butadiene-phenylethene copolymer) combines the premium properties of PC and ABS, cost and the melt viscosity of PC can be reduced on the one hand, improve mobility, improve its processing characteristics, can improve on the other hand the stress cracking resistance of PC, reduce the susceptibility of impacting thickness and breach, be the ideal polymer engineering plastics of a kind of performance, it has good formability and low-temperature impact-resistant performance, higher heat-drawn wire and light stability.From the solubility parameter of PC and ABS, both are comparatively close, but limited compatibility during PC, ABS two kinds of polymer blendings.Three components is added in PC/ABS alloy, the consistency in this alloy system and mechanical property thereof can be significantly improved, and can content with funtion, high performance service requirements, expand the range of application of PC/ABS alloy better, thus there is very high practical value and application prospect.
Summary of the invention
The object of the present invention is to provide a kind of anti-aging enhancing PC/ABS Alloy And Preparation Method.
The technical solution adopted for the present invention to solve the technical problems is: a kind of anti-aging enhancing PC/ABS alloy, its component by mass percent proportioning is: PC 40% ~ 70%, ABS 10% ~ 40%, carbon fiber 8% ~ 15%, toughner 5% ~ 10%, compound antiaging agent 1% ~ 3%, compatilizer 2% ~ 5%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.5% ~ 1%.
Described PC is bisphenol A-type aromatic copolycarbonate, and its molecular weight is 18000 ~ 35000, and relative density is 1.20 ~ 1.22g/cm
3, second-order transition temperature is 145 DEG C ~ 155 DEG C.
Described ABS is acrylonitrile-butadiene-styrene copolymer, and its molecular weight is 80000 ~ 200000.
Described carbon fiber is the PAN-based carbon fiber of surface through coupling agent modified process.
Described toughner is maleic anhydride grafted ethene-alkylmethacrylate polymer (E/MAK-g-MAH).
Described compound antiaging agent is the tertiary base phenyl of 2-(2-hydroxyl-3,5-bis-fourth) compound of-5-chlorinated benzotriazole and hindered amines high molecular photostabilizer GW-944Z 1:1 in mass ratio.
Described compatilizer is acrylonitritrile-styrene resin graft glycidyl methacrylate (AS-g-GMA).
Described oxidation inhibitor be one in antioxidant 1010, antioxidant 1076, oxidation inhibitor 2921 or several in.
Described lubricant is the one in EVA wax, OP wax, PETS, calcium stearate.
The preparation method of above-mentioned a kind of anti-aging enhancing PC/ABS alloy, comprises the following steps:
(1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, ABS at 80 DEG C ~ 90 DEG C dry 2 ~ 4 hours, stand-by;
(2), surface treatment of carbon fibers: PAN-based carbon fiber is placed in the salpeter solution that massfraction is 60% ~ 70%, impregnation 5 ~ 30 minutes at 75 DEG C ~ 90 DEG C temperature, then vacuum filtration disacidify liquid, and with deionized water rinsing to neutral, after drying weighs, it is mixed with the titanate coupling agents accounting for its quality 0.5% ~ 1% and stir 10 ~ 20 minutes at 80 DEG C ~ 120 DEG C temperature, then dry, cooling, obtain the PAN-based carbon fiber of described surface through coupling agent modified process, stand-by;
(3), add in high-speed mixer by taking dry ABS by weight ratio, then the toughner, compound antiaging agent, oxidation inhibitor, the lubricant that take by weight ratio is added, after making to stir together 3 ~ 15 minutes and reaching and mix, discharging add carry out melt blending in twin screw extruder after extrude, cooling granulation, and stand-by after drying;
(4), the product taking dry PC and step (3) is by weight ratio added in high-speed mixer, then the product taking step (2) is by weight ratio added, add the compatilizer taken by weight ratio again, after making to stir 3 ~ 15 minutes together, discharging adds in twin screw extruder, 230 DEG C ~ 280 DEG C through fully plastify blended after extrude, cooling granulation, get product.
The invention has the beneficial effects as follows, the present invention is while both PC, ABS advantage, there is excellent ageing resistance and processing characteristics, but also have that specific tenacity is high, specific modulus is high, thermal expansivity is little, the good advantage such as excellent of mechanical strength, in fields such as automobile, electronics, electrical equipment, aerospace, there is good application prospect.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with concrete preferred embodiment.
A kind of anti-aging enhancing PC/ABS alloy, its component by mass percent proportioning is: PC 47%, ABS 21%, carbon fiber 15%, maleic anhydride grafted ethene-alkylmethacrylate polymer (E/MAK-g-MAH) 10%, compound antiaging agent 2%, acrylonitritrile-styrene resin graft glycidyl methacrylate (AS-g-GMA) 4%, antioxidant 1010 0.2%, calcium stearate 0.8%.Wherein, described PC is bisphenol A-type aromatic copolycarbonate, and its molecular weight is 18000 ~ 35000, and relative density is 1.20 ~ 1.22g/cm
3, second-order transition temperature is 145 DEG C ~ 155 DEG C; Described ABS is acrylonitrile-butadiene-styrene copolymer, and its molecular weight is 80000 ~ 200000; Described carbon fiber is the PAN-based carbon fiber of surface through coupling agent modified process; Described compound antiaging agent is the tertiary base phenyl of 2-(2-hydroxyl-3,5-bis-fourth) compound of-5-chlorinated benzotriazole and hindered amines high molecular photostabilizer GW-944Z 1:1 in mass ratio.
Preparation method: (1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, ABS at 80 DEG C ~ 90 DEG C dry 2 ~ 4 hours, stand-by; (2), surface treatment of carbon fibers: PAN-based carbon fiber is placed in the salpeter solution that massfraction is 60% ~ 70%, impregnation 5 ~ 30 minutes at 75 DEG C ~ 90 DEG C temperature, then vacuum filtration disacidify liquid, and with deionized water rinsing to neutral, after drying weighs, it is mixed with the titanate coupling agents accounting for its quality 0.5% ~ 1% and stir 10 ~ 20 minutes at 80 DEG C ~ 120 DEG C temperature, then dry, cooling, obtain the PAN-based carbon fiber of described surface through coupling agent modified process, stand-by; (3), add in high-speed mixer by taking dry ABS by weight ratio, then maleic anhydride grafted ethene-the alkylmethacrylate polymer (E/MAK-g-MAH), compound antiaging agent, antioxidant 1010, the calcium stearate that take by weight ratio is added, after making to stir together 3 ~ 15 minutes and reaching and mix, discharging add carry out melt blending in twin screw extruder after extrude, cooling granulation, and stand-by after drying; (4), the product taking dry PC and step (3) is by weight ratio added in high-speed mixer, then the product taking step (2) is by weight ratio added, add the acrylonitritrile-styrene resin graft glycidyl methacrylate (AS-g-GMA) taken by weight ratio again, after making to stir 3 ~ 15 minutes together, discharging adds in twin screw extruder, 230 DEG C ~ 280 DEG C through fully plastify blended after extrude, cooling granulation, get product.
Claims (6)
1. an anti-aging enhancing PC/ABS alloy, it is characterized in that, its component by mass percent proportioning is: PC 40% ~ 70%, ABS 10% ~ 40%, carbon fiber 8% ~ 15%, toughner 5% ~ 10%, compound antiaging agent 1% ~ 3%, compatilizer 2% ~ 5%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.5% ~ 1%.
2. one according to claim 1 anti-aging enhancing PC/ABS alloy, is characterized in that, described carbon fiber is the PAN-based carbon fiber of surface through coupling agent modified process.
3. one according to claim 1 anti-aging enhancing PC/ABS alloy, is characterized in that, described toughner is maleic anhydride grafted ethene-alkylmethacrylate polymer (E/MAK-g-MAH).
4. one according to claim 1 anti-aging enhancing PC/ABS alloy, it is characterized in that, described compound antiaging agent is the tertiary base phenyl of 2-(2-hydroxyl-3,5-bis-fourth) compound of-5-chlorinated benzotriazole and hindered amines high molecular photostabilizer GW-944Z 1:1 in mass ratio.
5. one according to claim 1 anti-aging enhancing PC/ABS alloy, is characterized in that, described compatilizer is acrylonitritrile-styrene resin graft glycidyl methacrylate (AS-g-GMA).
6. the preparation method of a kind of anti-aging enhancing PC/ABS alloy according to claim 1, is characterized in that, comprise the following steps:
(1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, ABS at 80 DEG C ~ 90 DEG C dry 2 ~ 4 hours, stand-by;
(2), surface treatment of carbon fibers: PAN-based carbon fiber is placed in the salpeter solution that massfraction is 60% ~ 70%, impregnation 5 ~ 30 minutes at 75 DEG C ~ 90 DEG C temperature, then vacuum filtration disacidify liquid, and with deionized water rinsing to neutral, after drying weighs, it is mixed with the titanate coupling agents accounting for its quality 0.5% ~ 1% and stir 10 ~ 20 minutes at 80 DEG C ~ 120 DEG C temperature, then dry, cooling, obtain the PAN-based carbon fiber of described surface through coupling agent modified process, stand-by;
(3), add in high-speed mixer by taking dry ABS by weight ratio, then the toughner, compound antiaging agent, oxidation inhibitor, the lubricant that take by weight ratio is added, after making to stir together 3 ~ 15 minutes and reaching and mix, discharging add carry out melt blending in twin screw extruder after extrude, cooling granulation, and stand-by after drying;
(4), the product taking dry PC and step (3) is by weight ratio added in high-speed mixer, then the product taking step (2) is by weight ratio added, add the compatilizer taken by weight ratio again, after making to stir 3 ~ 15 minutes together, discharging adds in twin screw extruder, 230 DEG C ~ 280 DEG C through fully plastify blended after extrude, cooling granulation, get product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310546720.3A CN104629335A (en) | 2013-11-07 | 2013-11-07 | Aging-resistant reinforced PC/ABS alloy, and preparation method thereof |
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| CN201310546720.3A CN104629335A (en) | 2013-11-07 | 2013-11-07 | Aging-resistant reinforced PC/ABS alloy, and preparation method thereof |
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| CN104629335A true CN104629335A (en) | 2015-05-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108948709A (en) * | 2018-06-22 | 2018-12-07 | 安徽酷米智能科技有限公司 | A kind of preparation method of phone housing composite material |
| CN109721941A (en) * | 2018-12-28 | 2019-05-07 | 太仓意欣智能科技有限公司 | Substrate and its preparation process used in a kind of high rigidity air-conditioning panel |
| CN109736083A (en) * | 2018-12-29 | 2019-05-10 | 中润科技股份有限公司 | A kind of nano modification bidirectional inductive Far Infrared Polyester Fiber long filament and its preparation process |
| CN111675890A (en) * | 2020-05-25 | 2020-09-18 | 泗阳联欣塑业有限公司 | Preparation method of toughened PC-ABS plastic alloy |
-
2013
- 2013-11-07 CN CN201310546720.3A patent/CN104629335A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108948709A (en) * | 2018-06-22 | 2018-12-07 | 安徽酷米智能科技有限公司 | A kind of preparation method of phone housing composite material |
| CN109721941A (en) * | 2018-12-28 | 2019-05-07 | 太仓意欣智能科技有限公司 | Substrate and its preparation process used in a kind of high rigidity air-conditioning panel |
| CN109736083A (en) * | 2018-12-29 | 2019-05-10 | 中润科技股份有限公司 | A kind of nano modification bidirectional inductive Far Infrared Polyester Fiber long filament and its preparation process |
| CN111675890A (en) * | 2020-05-25 | 2020-09-18 | 泗阳联欣塑业有限公司 | Preparation method of toughened PC-ABS plastic alloy |
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