CN106633591A - ABS (acrylonitrile butadiene styrene) composite material and method for preparing same - Google Patents
ABS (acrylonitrile butadiene styrene) composite material and method for preparing same Download PDFInfo
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- CN106633591A CN106633591A CN201610921460.7A CN201610921460A CN106633591A CN 106633591 A CN106633591 A CN 106633591A CN 201610921460 A CN201610921460 A CN 201610921460A CN 106633591 A CN106633591 A CN 106633591A
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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Abstract
The invention relates to an ABS (acrylonitrile butadiene styrene) composite material and a method for preparing the same. The ABS composite material comprises, by weight, 60-80 parts of ABS, 20-30 parts of modified BMC (basic magnesium chloride), 4-8 parts of scratch-resistant agents, 0.1-0.5 part of antioxidants and 0.1-0.3 part of lubricants. The ABS composite material and the method have the advantages that silane coupling agents are used as 'bridging agents', reaction is carried out on Si-OH groups at one end of each silane coupling agent and hydroxyl on the surface of BMC, propenyl at the other end of each silane coupling agent and MMA (methl methacrylate) have similar structures, the MMA can be polymerized on the surface of the BMC to obtain PMMA (polymethyl methacrylate), and accordingly the performance of the ABS composite material can be improved advantageously.
Description
Technical field
The invention belongs to technical field of polymer materials, particularly relates to a kind of ABS composite material and preparation method thereof.
Background technology
Acrylonitrile-butadiene-styrene (ABS) (ABS) is a kind of important thermoplastic polymer, good stability of the dimension, insulating properties
Good, oil resistant is widely used in the fields such as household electrical appliance, mechanical fitting, office appliance and Communication Equipment.
Basic magnesium chloride (BMC) is a kind of common important magnesium salt compound, it has, and oil absorbency is low, electrical conductivity is low,
The advantages of good insulating.
Using methyl methacrylate (MMA) grafting basic magnesium chloride (BMC), a kind of ABS composite material, the party is obtained
Method not yet sees so far report.
The content of the invention
It is an object of the invention to provide a kind of ABS composite material and preparation method thereof, to improve the physics of ABS composite material
Performance.
The present invention is achieved by the following technical solutions：
A kind of ABS composite material, is made up of the component of following weight portion：
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped extremely with magnetic agitation instrument
Reaction system is suspension；
(3) product of step (2) is filtered, then is washed with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product BMC；
2) BMC surfaces alkylation
(4) by obtained BMC and silane coupler in step (3), at 80-100 DEG C 3-6h is reacted；
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) after by obtained A, potassium peroxydisulfate, MMA mixing in step (5), at 100-160 DEG C 6-8h is reacted；
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
MgCl in step (2)2It is 40-50 with the mass ratio of CaO：25-35.
BMC and the mass ratio of silane coupler are 60-80 in step (4)：2-4.
Silane coupler is the one kind in KH550 or KH570.
A, K of step (6)2S2O8And the mass ratio of MMA is 60-80：1-3：10-20.
The scratch resistance liniment is the mixture of boron nitride micro mist and ptfe micropowder, boron nitride micro mist and polytetrafluoroethyl-ne
The mass ratio of alkene micro mist is 1：1, the particle diameter of the scratch resistance liniment is the mesh of 1500 mesh -2500.
The antioxidant is three (2,4- di-t-butyl) phenyl-phosphites, four [β-(3,5- di-tert-butyl-hydroxy phenyls)
Propionic acid] pentaerythritol ester or 1,3,5- trimethyl -2, the one kind or several in 4,6- (3,5- di-t-butyl -4- hydroxyphenylmethyls) benzene
The mixing planted.
The lubricant is one or more in zinc stearate, calcium stearate or potassium stearate.
A kind of preparation method of the ABS composite material of any of the above-described, comprises the following steps：
(1) weigh 60 parts -80 parts ABS, 20 parts -30 parts of modified BMC, 4 parts of -8 parts of scratch resistance liniments, 0.1 part -0.5 part
Antioxidant, 0.1 part of -0.3 part of mix lubricant simultaneously stir, and obtain compound；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material.
Preferably, the step (2) is specially：The compound obtained in step (1) is put into double screw extruder
Extruding pelletization in hopper, wherein, the double screw extruder includes six humidity provinces sequentially arranged, area's temperature 160～200
DEG C, two 220～260 DEG C of area's temperature, three 220～260 DEG C of area's temperature, four 220～260 DEG C of area's temperature, five area's temperature 220～260
DEG C, six 220～260 DEG C of area's temperature, 220～260 DEG C of head temperature；200～300r/min of screw speed.
The invention has the beneficial effects as follows：
1st, when CaO is added to MgCl2When in solution, in weakly alkaline CaO and its hyrate Ca (OH)2With in weakly acidic
Magnesium chloride solution generates CaCl2, the OH in system-Ion concentration also rises therewith, so as to promote the hydrolysis and progressively of magnesium chloride
BMC is defined, concrete chemical equation is as follows：
MgCl2+H2O→Mg(OH)Cl+HCl
2nd, the step of preparing modified BMC (2) MgCl21 is have to be larger than with the ratio of the amount of the material of CaO, works as MgCl2With CaO's
When the ratio of the amount of material is less than 1, BMC easily generates Mg (OH)2Precipitation, concrete chemical equation is as follows：
Mg(OH)Cl+H2O→Mg(OH)2+HCl
3rd, used as " bridging agent ", the Si-OH groups and BMC surface hydroxyls of one end react silane coupler, other end propylene
Base and MMA have analog structure, make MMA in BMC surface aggregates into PMMA, and the performance for being so conducive to ABS composite material is carried
It is high.
4th, the addition of boron nitride micro mist and ptfe micropowder improves the crocking resistance of material.
Specific embodiment
By the following examples describing technical scheme in detail, below example be only it is exemplary, only
Can be used for explaining and illustrating technical scheme, and be not to be construed as the restriction to technical solution of the present invention.
The application provides a kind of ABS composite material, is made up of the component of following weight portion：
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped extremely with magnetic agitation instrument
Reaction system is suspension；MgCl2It is 40-50 with the mass ratio of CaO：25-35.
(3) product of step (2) is filtered, then is washed 3-5 time with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product
BMC；
2) BMC surfaces alkylation
(4) obtained BMC in step (3) and silane coupler are added into there-necked flask, at 80-100 DEG C 3- is reacted
6h；BMC is 60-80 with the mass ratio of silane coupler：2-4；Silane coupler is the one kind in KH550 or KH570.
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) by obtained A, potassium peroxydisulfate (K in step (5)2S2O8), methyl methacrylate (MMA) mixing after,
100-160 DEG C of reaction 6-8h；A、K2S2O8And the mass ratio of MMA is 60-80：1-3：10-20.
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
The scratch resistance liniment is the mixture of boron nitride micro mist and ptfe micropowder, boron nitride micro mist and polytetrafluoroethyl-ne
The mass ratio of alkene micro mist is 1：1, the particle diameter of the scratch resistance liniment is the mesh of 1500 mesh -2500.
The antioxidant for BASF AG three (2,4- di-t-butyls) phenyl-phosphites (abbreviation Irganox168), four
[β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (abbreviation Irganox1010) and 1,3,5- trimethyl -2,
The mixing of one or more in 4,6- (3,5- di-t-butyl -4- hydroxyphenylmethyls) benzene (abbreviation Irganox1330).
The lubricant is one or more in zinc stearate, calcium stearate or potassium stearate.
A kind of preparation method of the ABS composite material of any of the above-described, comprises the following steps：
(1) weigh 60 parts -80 parts ABS, 20 parts -30 parts of modified BMC, 4 parts of -8 parts of scratch resistance liniments, 0.1 part -0.5 part
Antioxidant, 0.1 part of -0.3 part of mix lubricant simultaneously stir, and obtain compound；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material.
Preferably, the step (2) is specially：The compound obtained in step (1) is put into double screw extruder
Extruding pelletization in hopper, wherein, the double screw extruder includes six humidity provinces sequentially arranged, area's temperature 160～200
DEG C, two 220～260 DEG C of area's temperature, three 220～260 DEG C of area's temperature, four 220～260 DEG C of area's temperature, five area's temperature 220～260
DEG C, six 220～260 DEG C of area's temperature, 220～260 DEG C of head temperature；200～300r/min of screw speed.
Raw material used is as follows in various embodiments of the present invention：
ABS (model AG15AB), Taiwan；BMC, Tianjin BoHai Chemical Engineering；Ca(OH)2, Zhengzhou Hong Yugai industry company；
MgCl2, gold Xinghua, Shandong Shouguang work；Silane coupler (model KH550, KH570), Jinan nation of state chemical industry；K2S2O8, rising
Work；MMA, Suzhou is comprehensive to grind chemistry；Boron nitride micro mist, Liaoning boron reaches Science and Technology Ltd.；Create sincere plastic cement in tetrafluoroethene particulate, Shenzhen
Materials Co., Ltd；Calcium stearate, expects chemical industry in Hubei；Stearic acid sodium, the emerging milky way chemical industry in Hubei；Potassium stearate, the promise of Zhengzhou nation
Chemical industry；Antioxidant (model Irganox168, Irganox1010, Irganox1330), Switzerland's Ciba.
Tester used by the present invention is as follows：
ZSK30 type double screw extruders, German W＆P companies；JL-1000 type tensile testing machines, the wide just experiment instrument in Guangzhou
Device company produces；HTL900-T-5B type injection (mo(u)lding) machines, the production of Hai Tai plastics machineries Co., Ltd；XCJ-500 type shock-testings
Machine, the production of Chengde testing machine factory；QT-1196 type tester for elongation, Dongguan City Gao Tai detecting instruments Co., Ltd；QD-GJS-
B12K type homogenizers, Beijing perseverance Order instrument and meter Co., Ltd.
It is prepared by modified BMC
Preparation example 1
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped extremely with magnetic agitation instrument
Reaction system is suspension；MgCl2It is 40 with the mass ratio of CaO：25.
(3) product of step (2) is filtered, then is washed 3-5 time with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product
BMC；
2) BMC surfaces alkylation
(4) obtained BMC in step (3) and silane coupler are added into there-necked flask, at 80-100 DEG C 3- is reacted
6h；BMC is 60 with the mass ratio of silane coupler：2；Silane coupler is the one kind in KH550 or KH570.
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) by obtained A, potassium peroxydisulfate (K in step (5)2S2O8), methyl methacrylate (MMA) mixing after,
100-160 DEG C of reaction 6-8h；A、K2S2O8And the mass ratio of MMA is 60：1：10.
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
Preparation example 2
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped extremely with magnetic agitation instrument
Reaction system is suspension；MgCl2It is 40 with the mass ratio of CaO：35.
(3) product of step (2) is filtered, then is washed 3-5 time with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product
BMC；
2) BMC surfaces alkylation
(4) obtained BMC in step (3) and silane coupler are added into there-necked flask, at 80-100 DEG C 3- is reacted
6h；BMC is 60 with the mass ratio of silane coupler：4；Silane coupler is the one kind in KH550 or KH570.
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) by obtained A, potassium peroxydisulfate (K in step (5)2S2O8), methyl methacrylate (MMA) mixing after,
100-160 DEG C of reaction 6-8h；A、K2S2O8And the mass ratio of MMA is 60：3：20.
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
Preparation example 3
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped extremely with magnetic agitation instrument
Reaction system is suspension；MgCl2It is 50 with the mass ratio of CaO：35.
(3) product of step (2) is filtered, then is washed 3-5 time with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product
BMC；
2) BMC surfaces alkylation
(4) obtained BMC in step (3) and silane coupler are added into there-necked flask, at 80-100 DEG C 3- is reacted
6h；BMC is 80 with the mass ratio of silane coupler：4；Silane coupler is the one kind in KH550 or KH570.
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) by obtained A, potassium peroxydisulfate (K in step (5)2S2O8), methyl methacrylate (MMA) mixing after,
100-160 DEG C of reaction 6-8h；A、K2S2O8And the mass ratio of MMA is 80：3：20.
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
Preparation example 4
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped extremely with magnetic agitation instrument
Reaction system is suspension；MgCl2It is 50 with the mass ratio of CaO：25.
(3) product of step (2) is filtered, then is washed 3-5 time with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product
BMC；
2) BMC surfaces alkylation
(4) obtained BMC in step (3) and silane coupler are added into there-necked flask, at 80-100 DEG C 3- is reacted
6h；BMC is 80 with the mass ratio of silane coupler：2；Silane coupler is the one kind in KH550 or KH570.
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) by obtained A, potassium peroxydisulfate (K in step (5)2S2O8), methyl methacrylate (MMA) mixing after,
100-160 DEG C of reaction 6-8h；A、K2S2O8And the mass ratio of MMA is 80：1：10.
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
Preparation example 5
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped extremely with magnetic agitation instrument
Reaction system is suspension；MgCl2It is 45 with the mass ratio of CaO：30.
(3) product of step (2) is filtered, then is washed 3-5 time with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product
BMC；
2) BMC surfaces alkylation
(4) obtained BMC in step (3) and silane coupler are added into there-necked flask, at 80-100 DEG C 3- is reacted
6h；BMC is 70 with the mass ratio of silane coupler：3；Silane coupler is the one kind in KH550 or KH570.
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) by obtained A, potassium peroxydisulfate (K in step (5)2S2O8), methyl methacrylate (MMA) mixing after,
100-160 DEG C of reaction 6-8h；A、K2S2O8And the mass ratio of MMA is 70：2：15.
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
Embodiment 1
(1) weigh 60 parts of ABS, 20 parts of modified BMC, 2 parts of boron nitride micro mists, 2 parts of tetrafluoroethene particulates, 0.1 part
Irganox168,0.1 part of calcium stearate are mixed and stirred for uniformly, obtaining compound；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material P1.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 160 DEG C of area's temperature, two 220 DEG C of area's temperature,
Three 220 DEG C of area's temperature, four 220 DEG C of area's temperature, five 220 DEG C of area's temperature, six 220 DEG C of area's temperature, 220 DEG C of head temperature；Screw rod turns
Fast 200r/min.
Embodiment 2
(1) weigh 80 parts of ABS, 30 parts of modified BMC, 4 parts of boron nitride micro mists, 4 parts of tetrafluoroethene particulates, 0.1 part
Irganox168,0.2 part of Irganox1010,0.2 part of Irganox1330,0.1 part of calcium stearate, 0.2 part of zinc stearate mixing
And stir, obtain compound；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material P2.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 200 DEG C of area's temperature, two 260 DEG C of area's temperature,
Three 260 DEG C of area's temperature, four 260 DEG C of area's temperature, five 260 DEG C of area's temperature, six 260 DEG C of area's temperature, 260 DEG C of head temperature；Screw rod turns
Fast 300r/min.
Embodiment 3
(1) weigh 70 parts of ABS, 25 parts of modified BMC, 3 parts of boron nitride micro mists, 3 parts of tetrafluoroethene particulates, 0.1 part
Irganox168,0.2 part of Irganox1010,0.1 part of potassium stearate, 0.1 part of zinc stearate are mixed and stirred for uniformly, being mixed
Close material；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material P3.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 180 DEG C of area's temperature, two 240 DEG C of area's temperature,
Three 240 DEG C of area's temperature, four 240 DEG C of area's temperature, five 240 DEG C of area's temperature, six 240 DEG C of area's temperature, 240 DEG C of head temperature；Screw rod turns
Fast 250r/min.
Embodiment 4
(1) weigh 60 parts of ABS, 27 parts of modified modified BMC, 3.5 parts of boron nitride micro mists, 3.5 parts of tetrafluoroethene particulates, 0.1
Part Irganox1010,0.2 part of Irganox1330,0.1 part of potassium stearate, 0.1 part of zinc stearate are mixed and stirred for uniformly, obtaining
Compound；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material P4.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 175 DEG C of area's temperature, two 225 DEG C of area's temperature,
Three 225 DEG C of area's temperature, four 225 DEG C of area's temperature, five 225 DEG C of area's temperature, six 225 DEG C of area's temperature, 225 DEG C of head temperature；Screw rod turns
Fast 240r/min.
Embodiment 5
(1) weigh 65 parts of ABS, 22 parts of modified BMC, 2.5 parts of boron nitride micro mists, 2.5 parts of tetrafluoroethene particulates, 0.1 part
Irganox1010,0.2 part of Irganox168,0.1 part of potassium stearate, 0.1 part of zinc stearate are mixed and stirred for uniformly, being mixed
Close material；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material P5.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 170 DEG C of area's temperature, two 230 DEG C of area's temperature,
Three 225 DEG C of area's temperature, four 225 DEG C of area's temperature, five 225 DEG C of area's temperature, six 225 DEG C of area's temperature, 225 DEG C of head temperature；Screw rod turns
Fast 250r/min.
Comparative example 1
(1) weigh 65 parts of ABS, 22 parts of untreated BMC, 0.1 part of Irganox1010,0.2 part of Irganox168,0.1
Part potassium stearate, 0.1 part of zinc stearate are mixed and stirred for uniformly, obtaining compound；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material D1.
Wherein each area's temperature of double screw extruder and screw speed are respectively：One 170 DEG C of area's temperature, two 220 DEG C of area's temperature,
Three 220 DEG C of area's temperature, four 220 DEG C of area's temperature, five 220 DEG C of area's temperature, six 220 DEG C of area's temperature, 220 DEG C of head temperature；Screw rod turns
Fast 250r/min.
Performance test：
ABS composite material prepared by above-described embodiment 1-5 and comparative example 1 is made into batten test with injection machine, number is tested
According to such as following table：
The each embodiment of table 1 and comparative example properties of product are tested
As can be seen from the above table, it can also be seen that the tensile strength of embodiment 1-5, bending modulus, cantilever beam lack from table
Mouth impact strength is also better than comparative example 1, and crocking resistance is also better than comparative example 1.This greatly expands ABS composite material
Application, has very important significance.
The above is only the description of the preferred embodiment of the present invention, it is noted that due to the finiteness of literal expression, and
Objectively there is unlimited concrete structure, for those skilled in the art, without departing from the principle of the invention
On the premise of, some improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of ABS composite material, it is characterised in that be made up of the component of following weight portion：
The preparation method of the modified BMC, comprises the following steps：
1) preparation of BMC
(1) Ca (OH) is weighed2In 700-850 DEG C of Muffle furnace calcining 6-12h, CaO is obtained；
(2) CaO obtained in weighing step (1), is slowly added to MgCl2In solution, stirring is not stopped to reactant with magnetic agitation instrument
It is for suspension；
(3) product of step (2) is filtered, then is washed with ethanol, 80-120 DEG C of baking 6-8h had both been obtained product BMC；
2) BMC surfaces alkylation
(4) by obtained BMC and silane coupler in step (3), at 80-100 DEG C 3-6h is reacted；
(5) suction filtration is carried out to the product of step (4), is washed, both obtained product A；
3) BMC surface graftings methyl methacrylate
(6) after by obtained A, potassium peroxydisulfate, MMA mixing in step (5), at 100-160 DEG C 6-8h is reacted；
(7) suction filtration is carried out to the product of step (6), is washed, both obtain modified BMC.
2. ABS composite material according to claim 1, it is characterised in that MgCl in step (2)2It is with the mass ratio of CaO
40-50：25-35.
3. ABS composite material according to claim 1, it is characterised in that the matter of BMC and silane coupler in step (4)
Amount is than being 60-80：2-4.
4. ABS composite material according to claim 1, it is characterised in that silane coupler is in KH550 or KH570
One kind.
5. ABS composite material according to claim 1, it is characterised in that A, K of step (6)2S2O8And the mass ratio of MMA
For 60-80：1-3：10-20.
6. ABS composite material according to claim 1, it is characterised in that the scratch resistance liniment is boron nitride micro mist and poly-
The mass ratio of the mixture of tetrafluoroethene micro mist, boron nitride micro mist and ptfe micropowder is 1：1, the grain of the scratch resistance liniment
Footpath is the mesh of 1500 mesh -2500.
7. ABS composite material according to claim 1, it is characterised in that the antioxidant is three (2,4- di-t-butyls)
Phenyl-phosphite, four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters or 1,3,5- trimethyl -2,4,6-
The mixing of one or more in (3,5- di-t-butyl -4- hydroxyphenylmethyls) benzene.
8. ABS composite material according to claim 1, it is characterised in that the lubricant is zinc stearate, calcium stearate
Or one or more in potassium stearate.
9. the preparation method of the ABS composite material of any one of a kind of claim 1 to 8, it is characterised in that including following step
Suddenly：
(1) 60 parts -80 parts ABS, 20 parts -30 parts of modified BMC, 4 parts of -8 parts of scratch resistance liniments, 0.1 part of -0.5 part of antioxygen are weighed
Agent, 0.1 part of -0.3 part of mix lubricant simultaneously stir, and obtain compound；
(2) the compound extruding pelletization that will be obtained in step (1), that is, obtain ABS composite material.
10. the preparation method of ABS composite material according to claim 9, it is characterised in that the step (2) is specially：
The compound obtained in step (1) is put into extruding pelletization in the hopper of double screw extruder, wherein, the twin-screw extrusion
Machine includes six humidity provinces sequentially arranged, 160～200 DEG C of area's temperature, two 220～260 DEG C of area's temperature, three area's temperature 220
～260 DEG C, four 220～260 DEG C of area's temperature, five 220～260 DEG C of area's temperature, six 220～260 DEG C of area's temperature, head temperature 220
～260 DEG C；200～300r/min of screw speed.
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