CN102464850A - Natural fiber reinforced styrene maleic anhydride copolymer composition and preparation method thereof - Google Patents
Natural fiber reinforced styrene maleic anhydride copolymer composition and preparation method thereof Download PDFInfo
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- CN102464850A CN102464850A CN2010105547562A CN201010554756A CN102464850A CN 102464850 A CN102464850 A CN 102464850A CN 2010105547562 A CN2010105547562 A CN 2010105547562A CN 201010554756 A CN201010554756 A CN 201010554756A CN 102464850 A CN102464850 A CN 102464850A
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- natural fiber
- maleic anhydride
- styrene
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- styrene maleic
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- 239000000835 fiber Substances 0.000 title claims abstract description 49
- 229920000147 Styrene maleic anhydride Polymers 0.000 title claims abstract description 22
- PYSRRFNXTXNWCD-UHFFFAOYSA-N 3-(2-phenylethenyl)furan-2,5-dione Chemical compound O=C1OC(=O)C(C=CC=2C=CC=CC=2)=C1 PYSRRFNXTXNWCD-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000000203 mixture Substances 0.000 title claims abstract description 10
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 229920001971 elastomer Polymers 0.000 claims abstract description 33
- 239000005060 rubber Substances 0.000 claims abstract description 18
- 239000006057 Non-nutritive feed additive Substances 0.000 claims abstract description 16
- 239000000806 elastomer Substances 0.000 claims abstract description 15
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 21
- WHKUVVPPKQRRBV-UHFFFAOYSA-N Trasan Chemical compound CC1=CC(Cl)=CC=C1OCC(O)=O WHKUVVPPKQRRBV-UHFFFAOYSA-N 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 15
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 15
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 13
- 229920001897 terpolymer Polymers 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 7
- 244000198134 Agave sisalana Species 0.000 claims description 7
- 235000011624 Agave sisalana Nutrition 0.000 claims description 7
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 7
- 238000005453 pelletization Methods 0.000 claims description 7
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- 230000003078 antioxidant effect Effects 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 6
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 229920000800 acrylic rubber Polymers 0.000 claims description 5
- 150000008301 phosphite esters Chemical class 0.000 claims description 5
- 229920000058 polyacrylate Polymers 0.000 claims description 5
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 4
- 239000003112 inhibitor Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- ACYXOHNDKRVKLH-UHFFFAOYSA-N 5-phenylpenta-2,4-dienenitrile prop-2-enoic acid Chemical compound OC(=O)C=C.N#CC=CC=CC1=CC=CC=C1 ACYXOHNDKRVKLH-UHFFFAOYSA-N 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 240000008564 Boehmeria nivea Species 0.000 claims description 3
- 240000000491 Corchorus aestuans Species 0.000 claims description 3
- 235000011777 Corchorus aestuans Nutrition 0.000 claims description 3
- 235000010862 Corchorus capsularis Nutrition 0.000 claims description 3
- 229920002943 EPDM rubber Polymers 0.000 claims description 3
- 235000004431 Linum usitatissimum Nutrition 0.000 claims description 3
- 240000006240 Linum usitatissimum Species 0.000 claims description 3
- 244000082204 Phyllostachys viridis Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- PLOYJEGLPVCRAJ-UHFFFAOYSA-N buta-1,3-diene;prop-2-enoic acid;styrene Chemical compound C=CC=C.OC(=O)C=C.C=CC1=CC=CC=C1 PLOYJEGLPVCRAJ-UHFFFAOYSA-N 0.000 claims description 3
- 229920000578 graft copolymer Polymers 0.000 claims description 3
- 244000025254 Cannabis sativa Species 0.000 claims description 2
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 2
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- 235000009120 camo Nutrition 0.000 claims description 2
- 239000006229 carbon black Substances 0.000 claims description 2
- 235000005607 chanvre indien Nutrition 0.000 claims description 2
- 239000011487 hemp Substances 0.000 claims description 2
- 150000002989 phenols Chemical class 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 235000013311 vegetables Nutrition 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 abstract 1
- 239000003365 glass fiber Substances 0.000 abstract 1
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 6
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 108010059892 Cellulase Proteins 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 1
- 208000035992 Postmortem Changes Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229940106157 cellulase Drugs 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920000638 styrene acrylonitrile Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention relates to a natural fiber reinforced styrene maleic anhydride copolymer composition and a preparation method thereof, wherein the composition comprises the following components in percentage by weight: 10-50 parts of styrene maleic anhydride copolymer, 10-40 parts of rubber elastomer, 5-25 parts of styrene acrylonitrile copolymer, 5-40 parts of natural fiber and 0.1-1.5 parts of processing aid, wherein the components are premixed in a high-speed mixer for 3-10 minutes and then are led out, and then the mixture is put into a screw machine for extrusion and granulation to obtain the product. Compared with the prior art, the natural fiber reinforced styrene maleic anhydride copolymer is adopted, and the prepared product has excellent mechanical property, and is light, safe, comfortable and degradable compared with a glass fiber reinforced product.
Description
Technical field
The present invention relates to a kind of styrene maleic anhydride copolymer compound and preparation method thereof, especially relate to a kind of natural fiber and strengthen styrene maleic anhydride copolymer compound and preparation method thereof.
Background technology
Styrene and maleic anhydride also is the macromolecular material of using always, and its method of manufacture is known, and said method has been described in detail in the document, particularly US2971939.US2769804.
In recent years; Various countries constantly pay close attention to ecotope; Make the Materials science engineering technical personnel produce great interest and concern, proposed environmental harmony material (Environment Conscious Materials, notion Ecomaterials) this type of natural fiber degradable, nonpollution material; Widened the Application Areas and the scope of natural-fiber composite material, made it in environmentally conscious materials, show more and more important position.Compare with traditional strongthener spun glass, thomel; Natural fiber has height ratio performance, insulation, heat insulation, inexpensive, aboundresources, recyclable, degradable, advantage such as renewable; Can be used as materials such as inner decoration sheet in sound-proof material, art work, wrapping material, cushioning material, the automotive industry, vehicle component, and other functional materials etc.
Natural fiber mainly is made up of Mierocrystalline cellulose, semicellulose, xylogen, pectin, adipocere matter and water-soluble substances etc.; Mierocrystalline cellulose is a most important component in the natural fiber; Cellulose macromolecule contains great amount of hydroxy group; Intramolecularly or intermolecular easy formation hydrogen bond make it show stronger polarity and wetting ability, cause and material matrix consistency variation.So,, limited its application with the consistency difference of material though the natural fiber advantage is a lot of.
Summary of the invention
The object of the invention is exactly to provide a kind of hydroxyl that utilizes carboxyl and surface of natural fibers in the Zelan 338 that esterification can take place to play natural fiber enhancing styrene maleic anhydride copolymer compound with the good compatibilization of base material and preparation method thereof in order to overcome the defective that above-mentioned prior art exists.
The object of the invention can be realized through following technical scheme:
A kind of natural fiber strengthens styrene maleic anhydride copolymer compound, it is characterized in that said composition comprises following component and weight percent content:
Zelan 338 10-50;
Rubber elastomer 10-40;
Styrene acrylonitrile copolymer 5-25;
Natural fiber 5-40;
Processing aid 0.1-1.5.
The molecular weight of described Zelan 338 is 20000-300000, and wherein the content of maleic anhydride is 1wt%-50wt%, the preferred 50000-180000 of molecular weight, and the weight content of maleic anhydride is preferably 15wt%-35wt%.
Described rubber elastomer is ABS (styrene butadiene-acrylonitrile terpolymer); ASA (propenoate-styrene-acrylonitrile terpolymer); MBS (propenoate-styrene butadiene terpolymer); AES (styrene-acrylonitrile-ethylene-propylene rubber(EPR) graft copolymer); MAS (TEB 3K-propenoate-styrene copolymer); EPDM (terpolymer EP rubber); POE (alkene-octene copolymer); In ACR (acrylic elastomer) or the silicon-acrylic elastomer one or more.
The molecular weight of described styrene acrylonitrile copolymer is 15000-200000, wherein contains the vinylbenzene of 60wt%-80wt% and the vinyl cyanide of 20wt%-40wt%.
Described natural fiber is selected from one or more of vegetable fibre of sisal hemp, ramie, flax, hemp, jute or bamboo fibers, preferred sisal hemp.
Described processing aid is selected from one or more in lubricant, oxidation inhibitor, releasing agent or the tinting material.
Described lubricant comprises ethylene bis stearamide (EBS), pentaerythritol stearate (PETS) or polyethylene wax; Described oxidation inhibitor comprises phosphite ester kind antioxidant or Hinered phenols antioxidant; Described releasing agent comprises the silicone releasing agent; Described tinting material comprises carbon black, Fe
2O
3Red or TiO
2
A kind of natural fiber strengthens the preparation method of styrene maleic anhydride copolymer compound, it is characterized in that this method may further comprise the steps:
(1) get the raw materials ready according to following component and weight percent content:
Zelan 338 10-50;
Rubber elastomer 10-40;
Styrene acrylonitrile copolymer 5-25;
Natural fiber 5-40;
Processing aid 0.1-1.5;
(2) above component is derived after premix 3-10 minute in super mixer in proportion, put into the screw rod machine then, the rotating speed of control screw rod machine is 300-500rpm, and temperature is 220-270 ℃, carries out extruding pelletization and obtains product.
Compared with prior art, the present invention has the following advantages:
(1) introducing natural fiber is strongthener, and the most outstanding characteristics are biological degradation: under the effect of mikrobe synthetic cellulase, hydrolysis is decomposed;
(2) through the maleic anhydride content in the optimization styrene copolymer-maleic anhydride, make itself and natural fiber possess good consistency, mechanism is that the hydroxyl of surface of natural fibers and the carboxyl generation esterification of maleic anhydride play compatibilization.
Embodiment
Below in conjunction with specific embodiment the present invention is elaborated.
Embodiment 1～9
(1) material is formed
The molecular weight of component A-1:SMA is 110000, and maleic anhydride content 24% is commercially available;
The molecular weight of component A-2:SMA is 140000, maleic anhydride content 17%, and Oil of Shanghai Petrochemical Company research institute produces;
The molecular weight of component A-3:SMA is 110000, and maleic anhydride content 30% is commercially available;
Component A-4:SAN-Crylic acid, commercially available;
The butadiene content 54% of B component-1:ABS, styrene content 34%, acrylonitrile content 12%, Korea S's brocade lake petrochemical iy produced;
Component B-2:ACR (acrylic elastomer), commercially available;
The molecular weight of component C:SAN is 125000, wherein vinylbenzene: divinyl=72: 28, Korea S's brocade lake petrochemical iy produced;
Component D-1: natural fiber: sisal hemp, commercially available;
Component D-2: natural fiber: bamboo fibers, commercially available;
Component E: processing aid; Comprise lubricant ethylene bis stearamide, phosphite ester kind antioxidant
168, hindered phenol IRGANOX1076 and silicone releasing agent DOW CORNING MB-50, three's weight ratio is 2: 1: 2: 1: 1.
Prepare material according to above composition, concrete composition is as shown in table 1.
With above component in proportion in super mixer premix derive after 5 minutes, put into the screw rod machine then, the rotating speed of control screw rod machine is 400rpm, temperature is 250 ℃, carries out extruding pelletization and obtains product.
Each component of table 1 and content
Measuring mechanical property
Elongation test: according to the ISO527 standard testing, draw speed is 5mm/min;
Flexural strength and modulus in flexure: according to ISO178 standard testing, speed 2mm/min, span 64mm;
Izod shock strength: according to the ISO180 standard testing;
Heat-drawn wire: according to ISO75 standard testing, 1.80Mpa.
Performance of products to the foregoing description prepares is tested, and its test result is as shown in table 2.
Table 2
From embodiment, can find out,
A, component A-1 best results, addition surpass 40% improved performance little (it is obviously outer to locate heat-resisting raising), and along with maleic anhydride is brought up to more than 24%, the toughness of material begins to descend to some extent, selects the SAN-Crylicacid compatilizer, poor effect;
B, component B-1 compare with B-2, and the B-1 cost performance is higher;
C, component D-1 compare with D-2, the D-1 excellent performance.
Embodiment 10
A kind of low natural fiber strengthens the preparation method of styrene maleic anhydride copolymer compound, may further comprise the steps:
(1) gets the raw materials ready according to following component; Each component concentration is described below: Zelan 338 10kg, rubber elastomer 40kg, styrene acrylonitrile copolymer 25kg, natural fiber 40kg, processing aid 1.5kg, and wherein, the molecular weight of Zelan 338 is 20000; The content of maleic anhydride is 1wt%; Rubber elastomer is styrene butadiene-acrylonitrile terpolymer ABS, and the molecular weight of styrene acrylonitrile copolymer is 15000, wherein contains the vinylbenzene of 60wt% and the vinyl cyanide of 40wt%; Natural fiber is a ramie, and processing aid is the lubricant ethylene bis stearamide;
(2) with above component in proportion in super mixer premix derive after 3 minutes, put into the screw rod machine then, the rotating speed of control screw rod machine is 300rpm, temperature is 270 ℃, carries out extruding pelletization and obtains product.
Embodiment 11
(1) gets the raw materials ready according to following component; Each component concentration is described below: Zelan 338 10kg, rubber elastomer 40kg, styrene acrylonitrile copolymer 25kg, natural fiber 40kg, processing aid 1.5kg; Wherein, The molecular weight of Zelan 338 is 50000, and the content of maleic anhydride is 15wt%, and rubber elastomer is the mixture of propenoate-styrene-acrylonitrile terpolymer ASA and propenoate-styrene butadiene terpolymer MBS; The molecular weight of styrene acrylonitrile copolymer is 50000; Wherein contain the vinylbenzene of 70wt% and the vinyl cyanide of 30wt%, natural fiber is flax and jute, and processing aid is the mixture of phosphite ester kind antioxidant and silicone releasing agent;
(2) with above component in proportion in super mixer premix derive after 10 minutes, put into the screw rod machine then, the rotating speed of control screw rod machine is 500rpm, temperature is 220 ℃, carries out extruding pelletization and obtains product.
Embodiment 12
(1) gets the raw materials ready according to following component; Each component concentration is described below: Zelan 338 50kg, rubber elastomer 10kg, styrene acrylonitrile copolymer 5kg, natural fiber 5kg, processing aid 0.1kg; Wherein the molecular weight of Zelan 338 is 180000, and the content of maleic anhydride is 35wt%, and rubber elastomer is styrene-acrylonitrile-ethylene-propylene rubber(EPR) graft copolymer AES; The molecular weight of styrene acrylonitrile copolymer is 100000; Wherein contain the vinylbenzene of 70wt% and the vinyl cyanide of 30wt%, natural fiber is selected sisal hemp for use, and processing aid is tinting material Fe
2O
3
(2) with above component in proportion in super mixer premix derive after 3 minutes, put into the screw rod machine then, the rotating speed of control screw rod machine is 300rpm, temperature is 270 ℃, carries out extruding pelletization and obtains product.
Embodiment 13
(1) gets the raw materials ready according to following component; Each component concentration is described below: Zelan 338 50kg, rubber elastomer 10kg, styrene acrylonitrile copolymer 5kg, natural fiber 5kg, processing aid 0.1kg; Wherein the molecular weight of Zelan 338 is 300000, and the content of maleic anhydride is 50wt%, and rubber elastomer is terpolymer EP rubber EPDM; The molecular weight of styrene acrylonitrile copolymer is 200000; Contain the vinylbenzene of 80wt% and the vinyl cyanide of 20wt%, natural fiber is selected sisal hemp for use, and processing aid is a phosphite ester kind antioxidant;
(2) with above component in proportion in super mixer premix derive after 3 minutes, put into the screw rod machine then, the rotating speed of control screw rod machine is 300rpm, temperature is 270 ℃, carries out extruding pelletization and obtains product.
Claims (8)
1. a natural fiber strengthens styrene maleic anhydride copolymer compound, it is characterized in that said composition comprises following component and weight percent content:
Zelan 338 10-50;
Rubber elastomer 10-40;
Styrene acrylonitrile copolymer 5-25;
Natural fiber 5-40;
Processing aid 0.1-1.5.
2. a kind of natural fiber according to claim 1 strengthens styrene maleic anhydride copolymer compound; It is characterized in that; The molecular weight of described Zelan 338 is 20000-300000; Wherein the content of maleic anhydride is 1wt%-50wt%, the preferred 50000-180000 of molecular weight, and the weight content of maleic anhydride is preferably 15wt%-35wt%.
3. a kind of natural fiber according to claim 1 strengthens styrene maleic anhydride copolymer compound; It is characterized in that described rubber elastomer is one or more in ABS (styrene butadiene-acrylonitrile terpolymer), ASA (propenoate-styrene-acrylonitrile terpolymer), MBS (propenoate-styrene butadiene terpolymer), AES (styrene-acrylonitrile-ethylene-propylene rubber(EPR) graft copolymer), MAS (TEB 3K-propenoate-styrene copolymer), EPDM (terpolymer EP rubber), POE (ethylene-octene copolymer), ACR (acrylic elastomer) or the silicon-acrylic elastomer.
4. a kind of natural fiber according to claim 1 strengthens styrene maleic anhydride copolymer compound; It is characterized in that; The molecular weight of described styrene acrylonitrile copolymer is 15000-200000, wherein contains the vinylbenzene of 60wt%-80wt% and the vinyl cyanide of 20wt%-40wt%.
5. a kind of natural fiber according to claim 1 strengthens styrene maleic anhydride copolymer compound; It is characterized in that; Described natural fiber is selected from one or more of vegetable fibre of sisal hemp, ramie, flax, hemp, jute or bamboo fibers, preferred sisal hemp.
6. a kind of natural fiber according to claim 1 strengthens styrene maleic anhydride copolymer compound, it is characterized in that described processing aid is selected from one or more in lubricant, oxidation inhibitor, releasing agent or the tinting material.
7. a kind of natural fiber according to claim 6 strengthens styrene maleic anhydride copolymer compound, it is characterized in that described lubricant comprises ethylene bis stearamide (EBS), pentaerythritol stearate (PETS) or polyethylene wax; Described oxidation inhibitor comprises phosphite ester kind antioxidant or Hinered phenols antioxidant; Described releasing agent comprises the silicone releasing agent; Described tinting material comprises carbon black, Fe
2O
3Red or TiO
2
8. a natural fiber as claimed in claim 1 strengthens the preparation method of styrene maleic anhydride copolymer compound, it is characterized in that this method may further comprise the steps:
(1) get the raw materials ready according to following component and weight percent content:
Zelan 338 10-50;
Rubber elastomer 10-40;
Styrene acrylonitrile copolymer 5-25;
Natural fiber 5-40;
Processing aid 0.1-1.5;
(2) above component is derived after premix 3-10 minute in super mixer in proportion, put into the screw rod machine then, the rotating speed of control screw rod machine is 300-500rpm, and temperature is 220-270 ℃, carries out extruding pelletization and obtains product.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105694342A (en) * | 2016-03-17 | 2016-06-22 | 合肥晨煦信息科技有限公司 | Preparation technology of plant fiber surface-modified ABS composite material |
| EP3170862A1 (en) | 2015-11-23 | 2017-05-24 | Elix Polymers, S.L. | Thermoplastic abs composition reinforced with natural fibres |
| CN106977774A (en) * | 2017-04-27 | 2017-07-25 | 许超群 | A kind of preparation method of lightweight PE wood plastic composites |
| CN108276972A (en) * | 2018-01-02 | 2018-07-13 | 中国石油天然气集团公司 | A kind of filtrate reducer for drilling fluid and preparation method thereof and biodegrading process |
| CN111363299A (en) * | 2020-04-30 | 2020-07-03 | 华南理工大学 | Weather-proof and wear-resistant styrene-based wood-plastic composite material and preparation method and application thereof |
| CN112812485A (en) * | 2020-12-28 | 2021-05-18 | 金发科技股份有限公司 | SMA composite material and preparation method and application thereof |
| CN113563640A (en) * | 2021-08-20 | 2021-10-29 | 江苏文明人造草坪有限公司 | Elastic filling particles for biomass artificial turf |
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