CN107298849A - A kind of flame-retardant conductive PA and ABS alloy material and preparation method thereof - Google Patents

A kind of flame-retardant conductive PA and ABS alloy material and preparation method thereof Download PDF

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Publication number
CN107298849A
CN107298849A CN201611216548.5A CN201611216548A CN107298849A CN 107298849 A CN107298849 A CN 107298849A CN 201611216548 A CN201611216548 A CN 201611216548A CN 107298849 A CN107298849 A CN 107298849A
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temperature
area
carbon fiber
flame
retardant
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张中伟
肖浩
张祥福
周文
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Shanghai Pret Composites Co Ltd
Zhejiang Pret New Materials Co Ltd
Shanghai Pret Material Technology Co Ltd
Chongqing Pret New Materials Co Ltd
Shanghai Pret Chemical New Materials Co Ltd
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Shanghai Pret Composites Co Ltd
Zhejiang Pret New Materials Co Ltd
Shanghai Pret Material Technology Co Ltd
Chongqing Pret New Materials Co Ltd
Shanghai Pret Chemical New Materials Co Ltd
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Priority to CN201611216548.5A priority Critical patent/CN107298849A/en
Publication of CN107298849A publication Critical patent/CN107298849A/en
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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
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/001—Conductive additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/004—Additives being defined by their length
    • 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
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

Abstract

The invention discloses a kind of flame-retardant conductive PA and ABS alloy material and preparation method thereof.The present invention flame-retardant conductive PA and ABS alloy material component component by weight be respectively：5~80 parts of PA resins, 5~60 parts of ABS resin, 0~30 part of chopped carbon fiber, 0~50 part of fire retardant, 0.1~1 part of antioxidant.The PA/ABS alloy materials of the present invention have the excellent properties that some common materials are unable to reach, and it is mainly characterized by：Excellent dimensional stability, the soft matte effect in special surface, high impact strength, preferable heat endurance, excellent resistance to chemical corrosion, excellent damping and sound absorbing capabilities, outstanding electric conductivity, while material is also equipped with fire resistance.

Description

A kind of flame-retardant conductive PA and ABS alloy material and preparation method thereof
Technical field
The invention belongs to technical field of polymer materials, and in particular to a kind of flame-retardant conductive PA and ABS alloy material and Its preparation method.
Background technology
Polyamide (PA) resin has excellent mechanical strength, wearability, self lubricity and corrosion resistance, is most important One of engineering plastics.But there is water absorption rate height, not good dimensional stability, low temperature and dry state and impact low deficiency, the day of one's doom in PA Its application in some fields is made, ABS and PA blendings are obtained into PA/ABS alloys has both the respective uniqueness of both PA and ABS Advantage, such as excellent mechanical strength, excellent corrosion resistance, matte effect, sound absorption damping and high notch impact strength. Carbon fiber has a variety of excellent properties such as high-strength light, modulus high, heat resistance is good, fatigue resistance is excellent, good conductivity, wide It is general to be applied to the field such as military industry field and electronic equipments, construction material, sports equipment, aircraft automobile.At present both at home and abroad for PA/ABS materials are extremely paid close attention to, especially household electric appliances and automobile industry, because household electric appliances and automobile industry are to materials conductive Property and anti-flammability have and special require to derive the demand to flame-retardant conductive PA/ABS alloy materials.
The content of the invention
In order to overcome existing technical deficiency, a kind of mechanical property of present invention offer is good, with good electric conductivity, and And flame-retardant conductive PA and ABS alloy material with fire resistance.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of flame-retardant conductive PA and ABS alloy material, are made up of following raw material by weight：5~80 parts of PA resins, 5~60 parts of ABS resin, 0~30 part of chopped carbon fiber, 0~50 part of fire retardant, 0.1~1 part of antioxidant.
Further, described PA resins are one or several kinds of groups in PA6, PA66, PA46, PA6T and PA9T etc. Close.
Further, described ABS resin is one kind in general purpose grade, extrusion grade and injection grade etc..
Further, described chopped carbon fiber is chopped PAN base carbon fibre of the surface by a variety of sour mixed solution processing Or asphalt base carbon fiber, length is 6mm.
Further, described fire retardant is that brominated polystyrene and antimony oxide compounding are formed.
Further, described antioxidant is compounded with phosphite ester kind antioxidant 168 by hindered phenol antioxygen 1010 and formed.
Above-mentioned flame-retardant conductive PA and ABS alloy material preparation method, its step are as follows：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：Raw material PA resins, ABS resin, fire retardant and other auxiliary agents are weighed according to weight proportion, by the raw material weighed up Put into super mixer and be sufficiently mixed 3~5 minutes；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and in double screw extruder Chopped carbon fiber is added in side spout, by double screw extruder melting extrusion, expressing technique is：Double screw extruder temperature Area：One 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, four area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of five area's temperature, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 8th area 190 DEG C~250 DEG C of temperature, 190 DEG C~250 DEG C of nine area's temperature, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~ 600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Product prepared by technical solution of the present invention has an excellent dimensional stability, the soft matte effect in special surface, High impact strength, preferable heat endurance, excellent resistance to chemical corrosion, excellent damping and sound absorbing capabilities, it is outstanding Electric conductivity, while material is also equipped with fire resistance.The present invention preparation method it is simple to operate, the product prepared possess compared with Flame retardant rating reaches UL94-V0 ranks to good electric conductivity simultaneously, meets what electric conductivity and fire resistance were required simultaneously Product, is adapted to industrialized production and application.
Embodiment
Technical scheme is further described with reference to instantiation.
A kind of flame-retardant conductive PA and ABS alloy material, it is by PA resins, ABS resin, chopped carbon fiber, fire retardant and resists Five kinds of composition compositions of oxygen agent, it is characterized in that being made up of by weight following component：5~80 parts of PA resins, ABS resin 5~60 Part, 0~30 part of chopped carbon fiber, 0~50 part of fire retardant, 0.1~1 part of antioxidant.
The PA resins that this product is used can be one or several kinds of in PA6, PA66, PA46, PA6T and PA9T etc. Combination；ABS resin is one kind in general purpose grade, extrusion grade and injection grade etc.；Chopped carbon fiber is surface by a variety of acid mixing The chopped PAN base carbon fibres or asphalt base carbon fiber of solution processing, length is 6mm；Fire retardant is brominated polystyrene and three oxygen Change two antimony compounding to form；Antioxidant is compounded with phosphite ester kind antioxidant 168 by hindered phenol antioxygen 1010 and formed.
Fiber blend strengthens the preparation method of nylon composite materials：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：Raw material PA resins, ABS resin, fire retardant and other auxiliary agents are weighed according to weight proportion, by the raw material weighed up Put into super mixer and be sufficiently mixed 3~5 minutes；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and in double screw extruder Chopped carbon fiber is added in side spout, by double screw extruder melting extrusion, expressing technique is：Double screw extruder temperature Area：One 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, four area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of five area's temperature, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 8th area 190 DEG C~250 DEG C of temperature, 190 DEG C~250 DEG C of nine area's temperature, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~ 600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
For ease of being further understood to the present invention, in conjunction with specific embodiment, the present invention will be described in detail.
Embodiment 1：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：40 parts of raw material PA resins, 19.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 35 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m, and adds chopped carbon fiber in the side spout of double screw extruder so that chopped carbon fiber weight fraction For 5 parts；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One 190 DEG C of area's temperature~ 250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, five area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C~250 DEG C of eight area's temperature, Nine 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Embodiment 2：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：40 parts of raw material PA resins, 18.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 35 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m, and adds chopped carbon fiber in the side spout of double screw extruder so that chopped carbon fiber weight fraction For 6 parts；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One 190 DEG C of area's temperature~ 250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, five area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C~250 DEG C of eight area's temperature, Nine 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Embodiment 3：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：38 parts of raw material PA resins, 16.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 35 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m, and adds chopped carbon fiber in the side spout of double screw extruder so that chopped carbon fiber weight fraction For 10 parts；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One 190 DEG C of area's temperature~ 250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, five area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C~250 DEG C of eight area's temperature, Nine 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Embodiment 4：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：35 parts of raw material PA resins, 11.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 35 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m, and adds chopped carbon fiber in the side spout of double screw extruder so that chopped carbon fiber weight fraction For 18 parts；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One 190 DEG C of area's temperature~ 250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, five area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C~250 DEG C of eight area's temperature, Nine 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Comparative example 1：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：50 parts of raw material PA resins, 24.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 25 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, Five 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C of eight area's temperature ~250 DEG C, 190 DEG C~250 DEG C of nine area's temperature, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Comparative example 2：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：43 parts of raw material PA resins, 21.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 35 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, Five 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C of eight area's temperature ~250 DEG C, 190 DEG C~250 DEG C of nine area's temperature, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Comparative example 3：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：40 parts of raw material PA resins, 19.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 35 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m, and adds chopped carbon fiber in the side spout of double screw extruder so that chopped carbon fiber weight fraction For 10 parts；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One 190 DEG C of area's temperature~ 250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, five area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C~250 DEG C of eight area's temperature, Nine 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Comparative example 4：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：45 parts of raw material PA resins, 19.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add fire-retardant 30 parts of agent, 0.5 part of antioxidant stirs mixing 3~5 minutes in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m, and adds chopped carbon fiber in the side spout of double screw extruder so that chopped carbon fiber weight fraction For 5 parts；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One 190 DEG C of area's temperature~ 250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, five area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C~250 DEG C of eight area's temperature, Nine 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Comparative example 5：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：60 parts of raw material PA resins, 34.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add antioxygen Mixing 3~5 minutes is stirred in 0.5 part of agent in high-speed mixer；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and described main feeder turns Speed is 30r.p.m, and adds chopped carbon fiber in the side spout of double screw extruder so that chopped carbon fiber weight fraction For 5 parts；By double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province：One 190 DEG C of area's temperature~ 250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C~250 DEG C of four area's temperature, five area's temperature 190 DEG C~250 DEG C, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, 190 DEG C~250 DEG C of eight area's temperature, Nine 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
Comparative example 6：
1)：Surface treatment of carbon fibers：The 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% is double Oxygen water added water after being mixed be formulated to concentration be 45%~65% solution, then by deployed solution be heated to 50 DEG C~ 90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：55 parts of raw material PA resins, 29.5 parts of ABS resin are weighed according to weight proportion, and through oven for drying；Add antioxygen Mixing 3~5 minutes is stirred in 0.5 part of agent in high-speed mixer.

Claims (7)

1. a kind of flame-retardant conductive PA and ABS alloy material, it is characterised in that：It is made up of following raw material by weight：PA trees 5~80 parts of fat, 5~60 parts of ABS resin, 0~30 part of chopped carbon fiber, 0~50 part of fire retardant, 0.1~1 part of antioxidant.
2. a kind of flame-retardant conductive PA according to claim 1 and ABS alloy material, it is characterised in that：Described PA resins It is one or several kinds of combinations in PA6, PA66, PA46, PA6T and PA9T.
3. a kind of flame-retardant conductive PA according to claim 1 and ABS alloy material, it is characterised in that：Described ABS resin It is one kind in general purpose grade, extrusion grade and injection grade.
4. a kind of flame-retardant conductive PA according to claim 1 and ABS alloy material, it is characterised in that：Described chopped carbon Fiber is chopped PAN base carbon fibre or asphalt base carbon fiber of the surface by a variety of sour mixed solution processing, and length is 6mm.
5. a kind of flame-retardant conductive PA according to claim 1 and ABS alloy material, it is characterised in that：Described fire retardant It is that brominated polystyrene and antimony oxide compounding are formed.
6. a kind of flame-retardant conductive PA according to claim 1 and ABS alloy material, it is characterised in that：Described antioxidant Compounded and formed with phosphite ester kind antioxidant 168 by hindered phenol antioxygen 1010.
7. the preparation method of the flame-retardant conductive PA and ABS alloy material according to claim 1-6 is one of any, its feature exist In：Its step is as follows：
1)：Surface treatment of carbon fibers：By the 60wt% concentrated sulfuric acids, 20wt% nitric acid, 10wt% potassium permanganate and 10wt% hydrogen peroxide Added water the solution for being formulated to that concentration is 45%~65% after being mixed, and deployed solution then is heated into 50 DEG C~90 DEG C, carbon fiber is added in solution and carries out immersion treatment, under 50 DEG C~90 DEG C of temperature conditionss, 30~90 points of immersion treatment Clock, then takes out carbon fiber, is rinsed well with water, is then dried at a temperature of 80 DEG C~110 DEG C, you can obtain by surface The carbon fiber of processing；
2)：Raw material PA resins, ABS resin, fire retardant and other auxiliary agents are weighed according to weight proportion, the raw material weighed up are put into It is sufficiently mixed into super mixer 3~5 minutes；
3)：The material that step (2) is obtained is sent into double screw extruder through main feeder, and is fed in the side of double screw extruder Chopped carbon fiber is added in material mouth, by double screw extruder melting extrusion, expressing technique is：Double screw extruder humidity province： One 190 DEG C of area's temperature~250 DEG C, 190 DEG C~250 DEG C of two area's temperature, 190 DEG C~250 DEG C of three area's temperature, 190 DEG C of four area's temperature ~250 DEG C, 190 DEG C~250 DEG C of five area's temperature, 190 DEG C~250 DEG C of six area's temperature, 190 DEG C~250 DEG C of seven area's temperature, eight area's temperature 190 DEG C~250 DEG C of degree, 190 DEG C~250 DEG C of nine area's temperature, 190 DEG C~250 DEG C of head temperature, screw speed 300r/min~ 600r/min；
4)：The material that step (3) is obtained passes through tie rod, cooling, pelletizing, drying process.
CN201611216548.5A 2016-12-26 2016-12-26 A kind of flame-retardant conductive PA and ABS alloy material and preparation method thereof Pending CN107298849A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001152011A (en) * 1999-11-22 2001-06-05 Daicel Chem Ind Ltd Thermoplastic resin composition
CN1702116A (en) * 2005-06-13 2005-11-30 上海普利特复合材料有限公司 Nylon / acrylonitrile-butadiene-styrene terpolymer resin alloy materials
CN101104732A (en) * 2006-07-14 2008-01-16 上海普利特复合材料有限公司 Nylon/acrylonitrile-butadiene-styrene resin mixing material
CN102850782A (en) * 2011-06-29 2013-01-02 合肥杰事杰新材料股份有限公司 PA/ABS alloy material and preparation method thereof
CN104448806A (en) * 2014-12-25 2015-03-25 广州市聚赛龙工程塑料有限公司 Low-warping-rate halogen-free flame retardant carbon fiber-reinforced nylon alloy material and preparation method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001152011A (en) * 1999-11-22 2001-06-05 Daicel Chem Ind Ltd Thermoplastic resin composition
CN1702116A (en) * 2005-06-13 2005-11-30 上海普利特复合材料有限公司 Nylon / acrylonitrile-butadiene-styrene terpolymer resin alloy materials
CN101104732A (en) * 2006-07-14 2008-01-16 上海普利特复合材料有限公司 Nylon/acrylonitrile-butadiene-styrene resin mixing material
CN102850782A (en) * 2011-06-29 2013-01-02 合肥杰事杰新材料股份有限公司 PA/ABS alloy material and preparation method thereof
CN104448806A (en) * 2014-12-25 2015-03-25 广州市聚赛龙工程塑料有限公司 Low-warping-rate halogen-free flame retardant carbon fiber-reinforced nylon alloy material and preparation method

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Application publication date: 20171027