CN104497472A - Antistatic ABS (acrylonitrile-butadiene-styrene) modified material and preparation method thereof - Google Patents
Antistatic ABS (acrylonitrile-butadiene-styrene) modified material and preparation method thereof Download PDFInfo
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- CN104497472A CN104497472A CN201410847944.2A CN201410847944A CN104497472A CN 104497472 A CN104497472 A CN 104497472A CN 201410847944 A CN201410847944 A CN 201410847944A CN 104497472 A CN104497472 A CN 104497472A
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- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 title claims abstract description 114
- 239000000463 material Substances 0.000 title claims abstract description 86
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 title claims abstract description 80
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 36
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 26
- 239000006229 carbon black Substances 0.000 claims abstract description 26
- 239000004917 carbon fiber Substances 0.000 claims abstract description 26
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 239000003112 inhibitor Substances 0.000 claims description 41
- 239000002245 particle Substances 0.000 claims description 25
- 230000003647 oxidation Effects 0.000 claims description 22
- 238000007254 oxidation reaction Methods 0.000 claims description 22
- 230000003068 static effect Effects 0.000 claims description 21
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 18
- HIDBROSJWZYGSZ-UHFFFAOYSA-N 1-phenylpyrrole-2,5-dione Chemical compound O=C1C=CC(=O)N1C1=CC=CC=C1 HIDBROSJWZYGSZ-UHFFFAOYSA-N 0.000 claims description 9
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 9
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 9
- 239000000178 monomer Substances 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 claims description 8
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 7
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical group C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 7
- 238000005469 granulation Methods 0.000 claims description 7
- 230000003179 granulation Effects 0.000 claims description 7
- 125000004417 unsaturated alkyl group Chemical group 0.000 claims description 5
- 230000035939 shock Effects 0.000 abstract description 13
- 238000002156 mixing Methods 0.000 abstract description 4
- 239000002216 antistatic agent Substances 0.000 abstract 3
- 239000012745 toughening agent Substances 0.000 abstract 2
- 239000003963 antioxidant agent Substances 0.000 abstract 1
- 230000003078 antioxidant effect Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 abstract 1
- 239000002131 composite material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- TUNFSRHWOTWDNC-UHFFFAOYSA-N Myristic acid Natural products CCCCCCCCCCCCCC(O)=O TUNFSRHWOTWDNC-UHFFFAOYSA-N 0.000 description 3
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 3
- OYHQOLUKZRVURQ-HZJYTTRNSA-N Linoleic acid Chemical compound CCCCC\C=C/C\C=C/CCCCCCCC(O)=O OYHQOLUKZRVURQ-HZJYTTRNSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- DTOSIQBPPRVQHS-PDBXOOCHSA-N alpha-linolenic acid Chemical compound CC\C=C/C\C=C/C\C=C/CCCCCCCC(O)=O DTOSIQBPPRVQHS-PDBXOOCHSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000001804 emulsifying effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- KEMQGTRYUADPNZ-UHFFFAOYSA-N heptadecanoic acid Chemical compound CCCCCCCCCCCCCCCCC(O)=O KEMQGTRYUADPNZ-UHFFFAOYSA-N 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- TWJNQYPJQDRXPH-UHFFFAOYSA-N 2-cyanobenzohydrazide Chemical compound NNC(=O)C1=CC=CC=C1C#N TWJNQYPJQDRXPH-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000005639 Lauric acid Substances 0.000 description 1
- 235000021360 Myristic acid Nutrition 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 description 1
- 235000020661 alpha-linolenic acid Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 229960004232 linoleic acid Drugs 0.000 description 1
- 229960004488 linolenic acid Drugs 0.000 description 1
- KQQKGWQCNNTQJW-UHFFFAOYSA-N linolenic acid Natural products CC=CCCC=CCC=CCCCCCCCC(O)=O KQQKGWQCNNTQJW-UHFFFAOYSA-N 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the technical field of ABS (acrylonitrile-butadiene-styrene) materials, and in particular relates to an antistatic ABS modified material and a preparation method thereof. The modified material comprises the following raw materials in parts by weight: 62-94 parts of ABS resin, 8-12 parts of an antistatic agent, 8-12 parts of a toughening agent, 0.8-1.6 parts of zinc stearate, 0.05-0.15 part of PETS, 0.3-0.7 part of PMI, 0.3-0.7 part of a diffusant and 0.1-0.6 part of an antioxidant, wherein the antistatic agent is a mixture consisting of carbon black and carbon fiber in a weight ratio of 1:(0.8-1.2). According to the preparation method provided by the invention, the antistatic property, processability and shock resistance of the modified material are improved by adding the antistatic agent, the toughening agent, the PETS and the PMI to perform co-blending modification, so that the surface resistivity of the modified material reaches 5-7 orders of magnitude, and is significantly improved in comparison with that of the existing antistatic ABS material.
Description
Technical field
The present invention relates to ABS material technical field, it is material modified and preparation method thereof to be specifically related to a kind of antistatic ABS.
Background technology
ABS has acrylonitrile-butadiene-styrene copolymer, and be the good engineering plastics of a kind of over-all properties, have good dimensional stability, outstanding shock-resistance, thermotolerance, dielectricity, wear resistance, surface luster property is good, easy application and the advantage such as painted.ABS resin has been widely used in the industries such as household electrical appliances, building, automobile, office appliance.But the antistatic property of ABS is poor, if the antistatic property of ABS can be improved, the application of ABS resin in fields such as automobile, aviation, office machine, electronics will be opened up further.
Some ABS antistatic products on market, the antistatic upper limit only has 9-10 the order of magnitude; The antistatic property of ABS improves in Ye You producer by adding static inhibitor, but the antistatic upper limit also only has 9-10 the order of magnitude, and adds static inhibitor, the poor processability of resin.The shock strength of the antistatic ABS in addition on market is generally at 3-4KJ/m
2left and right, also greatly limit the range of application of ABS resin.
Summary of the invention
In order to overcome the shortcoming and defect existed in prior art, the object of the present invention is to provide a kind of antistatic ABS material modified, on this material modified basis keeping material shock resistance, the antistatic property of material can be significantly improved, and processing characteristics is better, excellent combination property.
Another object of the present invention is to the preparation method providing a kind of antistatic ABS material modified, this preparation method's technique is simple, and convenient operation and control, steady quality, production efficiency is high, can large-scale industrial production.
Object of the present invention is achieved through the following technical solutions: a kind of antistatic ABS is material modified, comprises the raw material of following weight part:
ABS resin 62-94 part
Static inhibitor 8-12 part
Toughner 8-12 part
Zinic stearas 0.8-1.6 part
PETS 0.05-0.15 part
PMI 0.3-0.7 part
Diffusant 0.3-0.7 part
Oxidation inhibitor 0.1-0.6 part;
The mixture that described static inhibitor is made up of with weight ratio 1:0.8-1.2 carbon black and carbon fiber.
The present invention is by adopting carbon black and carbon fiber as the composite use of static inhibitor, and to control its weight ratio be 1:0.8-1.2, make material modified surface resistivity reach 5-7 the order of magnitude, on the basis keeping material shock resistance, the antistatic property of material can be significantly improved.
The present invention by adding static inhibitor, toughner, PETS and PMI carry out blending and modifying and improve material modified antistatic, processing characteristics and shock resistance, make material modified surface resistivity reach 5-7 the order of magnitude, significantly improve compared with existing antistatic ABS material.
Preferably, described ABS resin be density 1.26-1.28, fusing point 260-280 DEG C, molecular weight is that 10-30 ten thousand, particle diameter are at the acrylonitrile-butadiene-styrene copolymer of 5-15 μm, in acrylonitrile-butadiene-styrene copolymer, the weight percent of acrylonitrile monemer is 20%-30%, the weight percent of divinylic monomer is 20%-30%, and the weight percent of styrene monomer is 40%-60%.
The present invention by adopt density 1.26-1.28, fusing point 260-280 DEG C, molecular weight be 10-30 ten thousand, particle diameter at the acrylonitrile-butadiene-styrene copolymer of 5-15 μm as ABS resin, and in control acrylonitrile-butadiene-styrene copolymer, the weight ratio of each monomer is 1:1:2, make material modified to there is excellent shock-resistance, thermotolerance, dielectricity and wear resistance, and good dimensional stability.
Preferably, described carbon black is that specific surface area is at 80-140m
3/ g, particle diameter are at the carbon black of 8-12nm.
The present invention is by adopting specific surface area at 80-140m
3/ g, particle diameter, at the carbon black of 8-12nm, can significantly improve the antistatic property of material.
Described carbon fiber is the carbon fiber of length-to-diameter ratio at 400-600.
The present invention, by adopting length-to-diameter ratio at the carbon fiber of 400-600, can significantly improve the antistatic property of material.
Preferably, described toughner is the ABS high glue powder of rubber content at 50%-70%.
The present invention passes through the ABS high glue powder of employing rubber content at 50%-70% as toughner, can improve toughness and the shock resistance of material, can also improve the heat-drawn wire of material.
Preferably, the mixture that is made up of with weight ratio 2-3:1 at the PETS-4 of 55-65 DEG C at 25-35mgKOH/g, fusing point in the PETS-3 of 50-60 DEG C and hydroxyl value at 55-65mgKOH/g, fusing point hydroxyl value of described PETS.
PETS is pentaerythritol stearate, the present invention by adopt hydroxyl value at 55-65mgKOH/g, fusing point in the PETS-3 of 50-60 DEG C and hydroxyl value at 25-35mgKOH/g, fusing point at the PETS-4 of 55-65 DEG C as the composite use of PETS, and to control its weight ratio be 2-3:1, there is good thermostability and low volatility, the good demoulding and flowing property, significantly can improve the processing characteristics of material when high temperature, improve transparency and the surface smoothness of goods.
Preferably, described PMI be fusing point 86-90 DEG C, surface tension is at the N-phenylmaleimide of 55-60dyne/cm.
The present invention by adopt fusing point 86-90 DEG C, surface tension as heat-proof modifier, can significantly improve the thermotolerance of material, shock-resistance, thermally melting and processibility at the N-phenylmaleimide of 55-60dyne/cm.
Preferably, the molecular formula of described diffusant is RO(CH
2cH
2o) nH, wherein, R is saturated alkyl or the unsaturated alkyl of C12-18, n=15-20.More preferred, described diffusant is the polymkeric substance of any one and oxyethane in lauric acid C12:0, myristic acid C14:0, palmitinic acid C16:0, palm monoenoic acid C16:1, margaric acid C17:0,17 carbon monoenoic acid C17:1, stearic acid C18:0, oleic acid C18:1, linolic acid C18:2 and linolenic acid C18:3.
The present invention is by adopting RO(CH
2cH
2o) nH is as diffusant, and control R is saturated alkyl or the unsaturated alkyl of C12-18, n=15-20, has diffusion and emulsifying effect preferably, can significantly improve Drawing abillity.
Preferably, the mixture that is made up of with weight ratio 1:1-2 antioxidant 1010 and irgasfos 168 of described oxidation inhibitor.
The present invention is by adopting antioxidant 1010 and irgasfos 168 as the composite use of oxidation inhibitor, and to control its weight ratio be 1:1-2, two kinds of oxidation inhibitor are environmental protection oxidation inhibitor and have certain synergy, can delay or suppress the carrying out of material oxidation process, thus stop the aging of material and extend its work-ing life.
Another object of the present invention is achieved through the following technical solutions: the preparation method that a kind of antistatic ABS is material modified, comprises the steps:
(1) ABS resin is toasted 1 – 2h at 90-100 DEG C of temperature, for subsequent use;
(2) take the ABS resin after baking and all the other raw materials by weight ratio, put into the blended 10 – 20min of high-speed mixer, obtain mixture;
(3) mixture is dropped into twin screw extruder through melt extruding, granulation;
(4) toast 1 – 2h by the particle 110-130 DEG C temperature produced, obtained antistatic ABS is material modified.
Preferably, in described step (3), the concrete technology parameter of twin screw extruder is: district's temperature 190 – 210 DEG C, two district's temperature 210 – 220 DEG C, three district's temperature 210 – 220 DEG C, four district's temperature 210 – 230 DEG C, five district's temperature 215 – 220 DEG C, six district's temperature 215 – 220 DEG C, seven district's temperature 215 – 220 DEG C, eight district's temperature 215 – 225 DEG C, nine district's temperature 220 – 225 DEG C, die head temperature 220-240 DEG C, pressure 12 – 18MPa, screw speed 280-350r/min, the residence time 2 – 3min.
Beneficial effect of the present invention is: the present invention is by adopting carbon black and carbon fiber as the composite use of static inhibitor, and to control its weight ratio be 1:0.8-1.2, material modified surface resistivity is made to reach 5-7 the order of magnitude, on the basis keeping material shock resistance, the antistatic property of material can be significantly improved.
The present invention by adopt density 1.26-1.28, fusing point 260-280 DEG C, molecular weight be 10-30 ten thousand, particle diameter at the acrylonitrile-butadiene-styrene copolymer of 5-15 μm as ABS resin, and in control acrylonitrile-butadiene-styrene copolymer, the weight ratio of each monomer is 1:1:2, make material modified to there is excellent shock-resistance, thermotolerance, dielectricity and wear resistance, and good dimensional stability.
The present invention is by adopting specific surface area at 80-140m
3/ g, particle diameter, at the carbon black of 8-12nm, can significantly improve the antistatic property of material.The present invention, by adopting length-to-diameter ratio at the carbon fiber of 400-600, can significantly improve the antistatic property of material.
The present invention passes through the ABS high glue powder of employing rubber content at 50%-70% as toughner, can improve toughness and the shock resistance of material, can also improve the heat-drawn wire of material.
The present invention by adopt hydroxyl value at 55-65mgKOH/g, fusing point in the PETS-3 of 50-60 DEG C and hydroxyl value at 25-35mgKOH/g, fusing point at the PETS-4 of 55-65 DEG C as the composite use of PETS, and to control its weight ratio be 2-3:1, there is good thermostability and low volatility, the good demoulding and flowing property, significantly can improve the processing characteristics of material when high temperature, improve transparency and the surface smoothness of goods.
The present invention by adopt point 86-90 DEG C, surface tension as heat-proof modifier, can significantly improve the thermotolerance of material, shock-resistance, thermally melting and processibility at the N-phenylmaleimide of 55-60dyne/cm.
The present invention is by adopting RO(CH
2cH
2o) nH is as diffusant, and control R is saturated alkyl or the unsaturated alkyl of C12-18, n=15-20, has diffusion and emulsifying effect preferably, can significantly improve Drawing abillity.
The present invention is by adopting antioxidant 1010 and irgasfos 168 as the composite use of oxidation inhibitor, and to control its weight ratio be 1:1-2, two kinds of oxidation inhibitor are environmental protection oxidation inhibitor and have certain synergy, can delay or suppress the carrying out of material oxidation process, thus stop the aging of material and extend its work-ing life.
The present invention by adding static inhibitor, toughner, PETS and PMI carry out blending and modifying and improve material modified antistatic, processing characteristics and shock resistance, make material modified surface resistivity reach 5-7 the order of magnitude, significantly improve compared with existing antistatic ABS material.
On the material modified basis keeping material shock resistance of the present invention, the antistatic property of material can be significantly improved, and heat-drawn wire is high, tensile strength and temperature strength high, processing characteristics is better, excellent combination property.
Preparation method's technique of the present invention is simple, and convenient operation and control, steady quality, production efficiency is high, can large-scale industrial production.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
Embodiment 1
A kind of antistatic ABS is material modified, comprises the raw material of following weight part:
ABS resin 62 parts
8 parts, static inhibitor
Toughner 8 parts
Zinic stearas 0.8 part
PETS 0.05 part
PMI 0.3 part
Diffusant 0.3 part
0.1 part, oxidation inhibitor;
The mixture that described static inhibitor is made up of with weight ratio 1:0.8 carbon black and carbon fiber.
Described ABS resin is density 1.26, fusing point 260 DEG C, molecular weight is 100,000, particle diameter is at the acrylonitrile-butadiene-styrene copolymer of 5 μm, in acrylonitrile-butadiene-styrene copolymer, the weight percent of acrylonitrile monemer is 20%, the weight percent of divinylic monomer is 20%, and the weight percent of styrene monomer is 60%.
Described carbon black is that specific surface area is at 80m
3/ g, particle diameter are at the carbon black of 8nm; Described carbon fiber be length-to-diameter ratio 400 carbon fiber.
Described toughner be rubber content 50% ABS high glue powder.
The mixture that described PETS is made up of with weight ratio 2:1 at the PETS-4 of 55 DEG C at 25mgKOH/g, fusing point in the PETS-3 of 50 DEG C and hydroxyl value at 55mgKOH/g, fusing point hydroxyl value.
Described PMI be fusing point 86 DEG C, surface tension is at the N-phenylmaleimide of 55dyne/cm.
The molecular formula of described diffusant is RO(CH
2cH
2o)
nh, wherein, R is the saturated alkyl of C12, n=15.
The mixture that described oxidation inhibitor is made up of with weight ratio 1:1 antioxidant 1010 and irgasfos 168.
The preparation method that antistatic ABS is material modified, comprises the steps:
(1) ABS resin is toasted 1h at 90 DEG C of temperature, for subsequent use;
(2) take the ABS resin after baking and all the other raw materials by weight ratio, put into the blended 10min of high-speed mixer, obtain mixture;
(3) mixture is dropped into twin screw extruder through melt extruding, granulation;
(4) toast 1h by the particle 110 DEG C of temperature produced, obtained antistatic ABS is material modified.
In described step (3), the concrete technology parameter of twin screw extruder is: district's temperature 190 DEG C, two district's temperature 210 DEG C, three district's temperature 210 DEG C, four district's temperature 210 DEG C, five district's temperature 215 DEG C, six district's temperature 215 DEG C, seven district's temperature 215 DEG C, eight district's temperature 215 DEG C, nine district's temperature 220 DEG C, die head temperature 220 DEG C, pressure 12MPa, screw speed 280r/min, residence time 2min.
Embodiment 2
A kind of antistatic ABS is material modified, comprises the raw material of following weight part:
ABS resin 70 parts
9 parts, static inhibitor
Toughner 9 parts
Zinic stearas 1 part
PETS 0.07 part
PMI 0.4 part
Diffusant 0.4 part
0.2 part, oxidation inhibitor;
The mixture that described static inhibitor is made up of with weight ratio 1:0.9 carbon black and carbon fiber.
Described ABS resin is density 1.26, fusing point 265 DEG C, molecular weight is 150,000, particle diameter is at the acrylonitrile-butadiene-styrene copolymer of 7 μm, in acrylonitrile-butadiene-styrene copolymer, the weight percent of acrylonitrile monemer is 22%, the weight percent of divinylic monomer is 22%, and the weight percent of styrene monomer is 56%.
Described carbon black is that specific surface area is at 95m
3/ g, particle diameter are at the carbon black of 9nm; Described carbon fiber be length-to-diameter ratio 450 carbon fiber.
Described toughner be rubber content 55% ABS high glue powder.
The mixture that described PETS is made up of with weight ratio 2.2:1 at the PETS-4 of 57 DEG C at 27mgKOH/g, fusing point in the PETS-3 of 52 DEG C and hydroxyl value at 57mgKOH/g, fusing point hydroxyl value.
Described PMI be fusing point 87 DEG C, surface tension is at the N-phenylmaleimide of 56dyne/cm.
The molecular formula of described diffusant is RO(CH
2cH
2o)
nh, wherein, R is the saturated alkyl of C13, n=16.
The mixture that described oxidation inhibitor is made up of with weight ratio 1:1.2 antioxidant 1010 and irgasfos 168.
The preparation method that antistatic ABS is material modified, comprises the steps:
(1) ABS resin is toasted 1.2h at 92 DEG C of temperature, for subsequent use;
(2) take the ABS resin after baking and all the other raw materials by weight ratio, put into the blended 12min of high-speed mixer, obtain mixture;
(3) mixture is dropped into twin screw extruder through melt extruding, granulation;
(4) toast 1.2h by the particle 115 DEG C of temperature produced, obtained antistatic ABS is material modified.
In described step (3), the concrete technology parameter of twin screw extruder is: district's temperature 195 DEG C, two district's temperature 212 DEG C, three district's temperature 212 DEG C, four district's temperature 215 DEG C, five district's temperature 216 DEG C, six district's temperature 216 DEG C, seven district's temperature 216 DEG C, eight district's temperature 217 DEG C, nine district's temperature 221 DEG C, die head temperature 225 DEG C, pressure 13MPa, screw speed 295r/min, residence time 2min.
Embodiment 3
A kind of antistatic ABS is material modified, comprises the raw material of following weight part:
ABS resin 78 parts
10 parts, static inhibitor
Toughner 10 parts
Zinic stearas 1.2 parts
PETS 0.1 part
PMI 0.5 part
Diffusant 0.5 part
0.3 part, oxidation inhibitor;
The mixture that described static inhibitor is made up of with weight ratio 1:1 carbon black and carbon fiber.
Described ABS resin is density 1.27, fusing point 270 DEG C, molecular weight is 200,000, particle diameter is at the acrylonitrile-butadiene-styrene copolymer of 10 μm, in acrylonitrile-butadiene-styrene copolymer, the weight percent of acrylonitrile monemer is 25%, the weight percent of divinylic monomer is 25%, and the weight percent of styrene monomer is 50%.
Described carbon black is that specific surface area is at 110m
3/ g, particle diameter are at the carbon black of 10nm; Described carbon fiber be length-to-diameter ratio 500 carbon fiber.
Described toughner be rubber content 60% ABS high glue powder.
The mixture that described PETS is made up of with weight ratio 2.5:1 at the PETS-4 of 60 DEG C at 30mgKOH/g, fusing point in the PETS-3 of 55 DEG C and hydroxyl value at 60mgKOH/g, fusing point hydroxyl value.
Described PMI be fusing point 88 DEG C, surface tension is at the N-phenylmaleimide of 57dyne/cm.
The molecular formula of described diffusant is RO(CH
2cH
2o)
nh, wherein, R is the saturated alkyl of C16, n=17.
The mixture that described oxidation inhibitor is made up of with weight ratio 1:1.5 antioxidant 1010 and irgasfos 168.
The preparation method that antistatic ABS is material modified, comprises the steps:
(1) ABS resin is toasted 1.5h at 95 DEG C of temperature, for subsequent use;
(2) take the ABS resin after baking and all the other raw materials by weight ratio, put into the blended 15min of high-speed mixer, obtain mixture;
(3) mixture is dropped into twin screw extruder through melt extruding, granulation;
(4) toast 1.5h by the particle 120 DEG C of temperature produced, obtained antistatic ABS is material modified.
In described step (3), the concrete technology parameter of twin screw extruder is: district's temperature 200 DEG C, two district's temperature 215 DEG C, three district's temperature 215 DEG C, four district's temperature 220 DEG C, five district's temperature 217 DEG C, six district's temperature 217 DEG C, seven district's temperature 217 DEG C, eight district's temperature 220 DEG C, nine district's temperature 222 DEG C, die head temperature 230 DEG C, pressure 15MPa, screw speed 315r/min, residence time 3min.
Embodiment 4
A kind of antistatic ABS is material modified, comprises the raw material of following weight part:
ABS resin 86 parts
11 parts, static inhibitor
Toughner 11 parts
Zinic stearas 0.14 part
PETS 0.12 part
PMI 0.6 part
Diffusant 0.6 part
0.4 part, oxidation inhibitor;
The mixture that described static inhibitor is made up of with weight ratio 1:1.1 carbon black and carbon fiber.
Described ABS resin is density 1.27, fusing point 275 DEG C, molecular weight is 250,000, particle diameter is at the acrylonitrile-butadiene-styrene copolymer of 12 μm, in acrylonitrile-butadiene-styrene copolymer, the weight percent of acrylonitrile monemer is 27%, the weight percent of divinylic monomer is 27%, and the weight percent of styrene monomer is 46%.
Described carbon black is that specific surface area is at 125m
3/ g, particle diameter are at the carbon black of 11nm; Described carbon fiber be length-to-diameter ratio 550 carbon fiber.
Described toughner be rubber content 65% ABS high glue powder.
The mixture that described PETS is made up of with weight ratio 2.7:1 at the PETS-4 of 62 DEG C at 32mgKOH/g, fusing point in the PETS-3 of 58 DEG C and hydroxyl value at 62mgKOH/g, fusing point hydroxyl value.
Described PMI be fusing point 89 DEG C, surface tension is at the N-phenylmaleimide of 58dyne/cm.
The molecular formula of described diffusant is RO(CH
2cH
2o)
nh, wherein, R is the saturated alkyl of C18, n=18.
The mixture that described oxidation inhibitor is made up of with weight ratio 1:1.8 antioxidant 1010 and irgasfos 168.
The preparation method that antistatic ABS is material modified, comprises the steps:
(1) ABS resin is toasted 2h at 98 DEG C of temperature, for subsequent use;
(2) take the ABS resin after baking and all the other raw materials by weight ratio, put into the blended 18min of high-speed mixer, obtain mixture;
(3) mixture is dropped into twin screw extruder through melt extruding, granulation;
(4) toast 2h by the particle 125 DEG C of temperature produced, obtained antistatic ABS is material modified.
In described step (3), the concrete technology parameter of twin screw extruder is: district's temperature 205 DEG C, two district's temperature 218 DEG C, three district's temperature 218 DEG C, four district's temperature 225 DEG C, five district's temperature 218 DEG C, six district's temperature 218 DEG C, seven district's temperature 218 DEG C, eight district's temperature 222 DEG C, nine district's temperature 222 DEG C, die head temperature 235 DEG C, pressure 16MPa, screw speed 325r/min, residence time 2min.
Embodiment 5
A kind of antistatic ABS is material modified, comprises the raw material of following weight part:
ABS resin 94 parts
12 parts, static inhibitor
Toughner 12 parts
Zinic stearas 1.6 parts
PETS 0.15 part
PMI 0.7 part
Diffusant 0.7 part
0.6 part, oxidation inhibitor;
The mixture that described static inhibitor is made up of with weight ratio 1:1.2 carbon black and carbon fiber.
Described ABS resin is density 1.28, fusing point 280 DEG C, molecular weight is 300,000, particle diameter is at the acrylonitrile-butadiene-styrene copolymer of 15 μm, in acrylonitrile-butadiene-styrene copolymer, the weight percent of acrylonitrile monemer is 30%, the weight percent of divinylic monomer is 30%, and the weight percent of styrene monomer is 40%.
Described carbon black is that specific surface area is at 140m
3/ g, particle diameter are at the carbon black of 12nm; Described carbon fiber be length-to-diameter ratio 600 carbon fiber.
Described toughner be rubber content 70% ABS high glue powder.
The mixture that described PETS is made up of with weight ratio 3:1 at the PETS-4 of 65 DEG C at 35mgKOH/g, fusing point in the PETS-3 of 60 DEG C and hydroxyl value at 65mgKOH/g, fusing point hydroxyl value.
Described PMI be fusing point 90 DEG C, surface tension is at the N-phenylmaleimide of 60dyne/cm.
The molecular formula of described diffusant is RO(CH
2cH
2o)
nh, wherein, R is the unsaturated alkyl of C18, n=20.
The mixture that described oxidation inhibitor is made up of with weight ratio 1:2 antioxidant 1010 and irgasfos 168.
The preparation method that antistatic ABS is material modified, comprises the steps:
(1) ABS resin is toasted 2h at 100 DEG C of temperature, for subsequent use;
(2) take the ABS resin after baking and all the other raw materials by weight ratio, put into the blended 20min of high-speed mixer, obtain mixture;
(3) mixture is dropped into twin screw extruder through melt extruding, granulation;
(4) toast 2h by the particle 130 DEG C of temperature produced, obtained antistatic ABS is material modified.
In described step (3), the concrete technology parameter of twin screw extruder is: district's temperature 210 DEG C, two district's temperature 220 DEG C, three district's temperature 220 DEG C, four district's temperature 230 DEG C, five district's temperature 220 DEG C, six district's temperature 220 DEG C, seven district's temperature 220 DEG C, eight district's temperature 225 DEG C, nine district's temperature 225 DEG C, die head temperature 240 DEG C, pressure 18MPa, screw speed 350r/min, residence time 3min.
The antistatic ABS obtained by embodiment 1-5 is material modified utilizes injection molding technique to be prepared into test bars according to national standard, carry out batten performance test, testing method is: tensile strength is undertaken by ISO-527-2, specimen size 150*10*4mm, and draw speed is 50mm/min; Flexural strength is undertaken by ISO 178, specimen size 80*10*4mm, and rate of bending is 2mm/min, and span is 64mm; Shock strength is undertaken by ISO 179, specimen size 80*6*4mm, and notch depth is 1/3rd of sample thickness; Heat-drawn wire is undertaken by ISO 75, specimen size 120*10*3mm, and load is 1.8MPa.The material modified test result of the antistatic ABS that embodiment 1-5 obtains is as shown in table 1.
Table 1
| Test event | Existing antistatic ABS material | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Surface resistivity (Ω) | 5.6×10 9 | 9.2×10 7 | 7.4×10 6 | 2.8×10 5 | 6.5×10 6 | 8.3×10 7 |
| Notched Izod impact strength (KJ/m 2） | 3.1 | 5.1 | 5.6 | 6.4 | 5.8 | 5.2 |
| Heat-drawn wire (DEG C) | 64 | 72 | 76 | 78 | 75 | 73 |
| Tensile strength (MPa) | 36 | 43 | 46 | 49 | 47 | 44 |
| Flexural strength (MPa) | 72 | 105 | 108 | 112 | 109 | 107 |
| UL94 flame retardant rating | V2 | V0 | V0 | V0 | V0 | V0 |
As can be seen from Table 1, on the material modified basis keeping material shock resistance of the present invention, the antistatic property of material can be significantly improved, and heat-drawn wire is high, tensile strength and temperature strength high, processing characteristics is better, excellent combination property.
The present invention by adding static inhibitor, toughner, PETS and PMI carry out blending and modifying and improve material modified antistatic, processing characteristics and shock resistance, make material modified surface resistivity reach 5-7 the order of magnitude, significantly improve compared with existing antistatic ABS material.
Above-described embodiment is the present invention's preferably implementation, and in addition, the present invention can also realize by alternate manner, and any apparent replacement is all within protection scope of the present invention without departing from the inventive concept of the premise.
Claims (10)
1. an antistatic ABS is material modified, it is characterized in that: the raw material comprising following weight part:
ABS resin 62-94 part
Static inhibitor 8-12 part
Toughner 8-12 part
Zinic stearas 0.8-1.6 part
PETS 0.05-0.15 part
PMI 0.3-0.7 part
Diffusant 0.3-0.7 part
Oxidation inhibitor 0.1-0.6 part;
The mixture that described static inhibitor is made up of with weight ratio 1:0.8-1.2 carbon black and carbon fiber.
2. a kind of antistatic ABS according to claim 1 is material modified, it is characterized in that: described ABS resin be density 1.26-1.28, fusing point 260-280 DEG C, molecular weight is that 10-30 ten thousand, particle diameter are at the acrylonitrile-butadiene-styrene copolymer of 5-15 μm, in acrylonitrile-butadiene-styrene copolymer, the weight percent of acrylonitrile monemer is 20%-30%, the weight percent of divinylic monomer is 20%-30%, and the weight percent of styrene monomer is 40%-60%.
3. a kind of antistatic ABS according to claim 1 is material modified, it is characterized in that: described carbon black is that specific surface area is at 80-140m
3/ g, particle diameter are at the carbon black of 8-12nm; Described carbon fiber is the carbon fiber of length-to-diameter ratio at 400-600.
4. a kind of antistatic ABS according to claim 1 is material modified, it is characterized in that: described toughner is the ABS high glue powder of rubber content at 50%-70%.
5. a kind of antistatic ABS according to claim 1 is material modified, it is characterized in that: the mixture that described PETS is made up of with weight ratio 2-3:1 at the PETS-4 of 55-65 DEG C at 25-35mgKOH/g, fusing point in the PETS-3 of 50-60 DEG C and hydroxyl value at 55-65mgKOH/g, fusing point hydroxyl value.
6. a kind of antistatic ABS according to claim 1 is material modified, it is characterized in that: described PMI be fusing point 86-90 DEG C, surface tension is at the N-phenylmaleimide of 55-60dyne/cm.
7. a kind of antistatic ABS according to claim 1 is material modified, it is characterized in that: the molecular formula of described diffusant is RO(CH
2cH
2o)
nh, wherein, R is saturated alkyl or the unsaturated alkyl of C12-18, n=15-20.
8. a kind of antistatic ABS according to claim 1 is material modified, it is characterized in that: the mixture that described oxidation inhibitor is made up of with weight ratio 1:1-2 antioxidant 1010 and irgasfos 168.
9. the preparation method that a kind of antistatic ABS as described in any one of claim 1-8 is material modified, is characterized in that: comprise the steps:
(1) ABS resin is toasted 1 – 2h at 90-100 DEG C of temperature, for subsequent use;
(2) take the ABS resin after baking and all the other raw materials by weight ratio, put into the blended 10 – 20min of high-speed mixer, obtain mixture;
(3) mixture is dropped into twin screw extruder through melt extruding, granulation;
(4) toast 1 – 2h by the particle 110-130 DEG C temperature produced, obtained antistatic ABS is material modified.
10. the preparation method that a kind of antistatic ABS according to claim 9 is material modified, it is characterized in that: in described step (3), the concrete technology parameter of twin screw extruder is: district's temperature 190 – 210 DEG C, two district's temperature 210 – 220 DEG C, three district's temperature 210 – 220 DEG C, four district's temperature 210 – 230 DEG C, five district's temperature 215 – 220 DEG C, six district's temperature 215 – 220 DEG C, seven district's temperature 215 – 220 DEG C, eight district's temperature 215 – 225 DEG C, nine district's temperature 220 – 225 DEG C, die head temperature 220-240 DEG C, pressure 12 – 18MPa, screw speed 280-350r/min, the residence time 2 – 3min.
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Cited By (6)
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| CN104845017A (en) * | 2015-04-27 | 2015-08-19 | 安徽海纳川塑业科技有限公司 | Antistatic ABS composite material and preparation method thereof |
| CN104845015A (en) * | 2015-04-27 | 2015-08-19 | 安徽海纳川塑业科技有限公司 | Flame-retardant ABS composite material with high weatherability and preparation method thereof |
| CN105482415A (en) * | 2015-11-30 | 2016-04-13 | 东莞市松燊塑料科技有限公司 | Antistatic PC/ABS modified material and preparation method thereof |
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| CN110982211A (en) * | 2019-12-11 | 2020-04-10 | 北方华锦化学工业股份有限公司 | Antistatic 3D printing material and preparation method thereof |
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| CN104845017A (en) * | 2015-04-27 | 2015-08-19 | 安徽海纳川塑业科技有限公司 | Antistatic ABS composite material and preparation method thereof |
| CN104845015A (en) * | 2015-04-27 | 2015-08-19 | 安徽海纳川塑业科技有限公司 | Flame-retardant ABS composite material with high weatherability and preparation method thereof |
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| CN107674367A (en) * | 2017-10-31 | 2018-02-09 | 桂林市漓江机电制造有限公司 | A kind of Anti-static PP is material modified and preparation method thereof |
| CN110982211A (en) * | 2019-12-11 | 2020-04-10 | 北方华锦化学工业股份有限公司 | Antistatic 3D printing material and preparation method thereof |
| CN115216109A (en) * | 2022-07-29 | 2022-10-21 | 惠州市良化新材料有限公司 | ABS composite material with antistatic effect and preparation method thereof |
| CN115216109B (en) * | 2022-07-29 | 2024-03-19 | 惠州市良化新材料有限公司 | ABS composite material with antistatic effect and preparation method thereof |
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