CN101759953B - Polyacrylonitrile-butadiene-styrene/polyvinyl chloride (ABS/PVC) polymeric material and preparation method thereof - Google Patents
Polyacrylonitrile-butadiene-styrene/polyvinyl chloride (ABS/PVC) polymeric material and preparation method thereof Download PDFInfo
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- CN101759953B CN101759953B CN2008102418581A CN200810241858A CN101759953B CN 101759953 B CN101759953 B CN 101759953B CN 2008102418581 A CN2008102418581 A CN 2008102418581A CN 200810241858 A CN200810241858 A CN 200810241858A CN 101759953 B CN101759953 B CN 101759953B
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- butadiene
- polyacrylonitrile
- polyvinyl chloride
- styrene
- lubricant
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- 239000004800 polyvinyl chloride Substances 0.000 title claims abstract description 65
- 229920000915 polyvinyl chloride Polymers 0.000 title claims abstract description 65
- 239000000463 material Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 18
- 239000000314 lubricant Substances 0.000 claims abstract description 16
- 239000003112 inhibitor Substances 0.000 claims abstract description 13
- 230000003647 oxidation Effects 0.000 claims abstract description 13
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000005469 granulation Methods 0.000 claims abstract description 4
- 230000003179 granulation Effects 0.000 claims abstract description 4
- 239000003963 antioxidant agent Substances 0.000 claims description 19
- 230000003078 antioxidant effect Effects 0.000 claims description 19
- 238000006116 polymerization reaction Methods 0.000 claims description 19
- 239000004698 Polyethylene Substances 0.000 claims description 17
- 229920000573 polyethylene Polymers 0.000 claims description 17
- 239000001993 wax Substances 0.000 claims description 13
- 239000004593 Epoxy Substances 0.000 claims description 10
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical group [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 10
- 239000008116 calcium stearate Substances 0.000 claims description 10
- 235000013539 calcium stearate Nutrition 0.000 claims description 10
- 235000012424 soybean oil Nutrition 0.000 claims description 10
- 239000003549 soybean oil Substances 0.000 claims description 10
- 239000003381 stabilizer Substances 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000004605 External Lubricant Substances 0.000 claims description 8
- 239000004610 Internal Lubricant Substances 0.000 claims description 8
- -1 polyethylene Polymers 0.000 claims description 7
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 239000004709 Chlorinated polyethylene Substances 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- 239000006057 Non-nutritive feed additive Substances 0.000 claims description 3
- 238000007605 air drying Methods 0.000 claims description 3
- 239000003077 lignite Substances 0.000 claims description 3
- 150000002989 phenols Chemical class 0.000 claims description 3
- 150000008301 phosphite esters Chemical group 0.000 claims description 3
- 238000002156 mixing Methods 0.000 abstract description 9
- 229920003023 plastic Polymers 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 abstract description 4
- 239000012760 heat stabilizer Substances 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 27
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 23
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 23
- 239000003063 flame retardant Substances 0.000 description 9
- 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 7
- 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 description 7
- 239000012745 toughening agent Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 238000005453 pelletization Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000004609 Impact Modifier Substances 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an ABS/PVC polymeric material and a preparation method thereof. The ABS/PVC polymeric material of the invention comprises the following raw materials in part by weight: 20 to 80 parts of polyvinyl chloride, 8 to 70 parts of ABS, 1 to 3 parts of compatilizer, 3 to 5 parts of heat stabilizer, 1 to 4 parts of lubricating agent, 0.2 to 0.6 part of oxidation inhibitor, and 2 to 5 parts of auxiliary agent. The polymeric material of the invention has the flame resistance of the PVC and the high tenacity of the ABS. The preparation method for plastics comprises the following process steps: mixing the raw materials in a high-speed mixing machine according to proportion; and putting the mixture into a plastic extruder for granulation to obtain the ABS/PVC polymeric material, wherein the temperature is controlled to be between 140 and 170 DEG C.
Description
Technical field
The present invention relates to technical field of polymer materials, relate in particular to a kind of polyacrylonitrile-butadiene-styrene/polyvinyl chloride polymerization material and preparation method thereof.
Background technology
Polyvinyl chloride (polyvinyl chloride, being called for short PVC) plastics have good rigidly, intensity height, fire-retardant, corrosion-resistant, advantage such as electric insulating quality is good and soft or hard is adjustable, but its poor processability, notched Izod impact strength and heat-drawn wire are low, fragility is big, therefore the PVC plastics are difficult to replace engineering plastics, and this is very restricted its application.
Polyacrylonitrile-butadiene-styrene (Acrylonitrile-Butadiene-Styrene, abbreviation ABS) resin has good comprehensive performances, in wide temperature range, have high impulse strength and surface strength, the heat-drawn wire height, dimensional stability is good, have certain chemical stability, but weathering resistance and thermotolerance are relatively poor, inflammable and price is also higher.
Therefore, need a kind of ABS/PVC polymeric material, its can have ABS resin shock-resistant, low temperature resistant, be easy to advantage such as forming process, have flame retardant resistance and the corrosion resistant premium properties of PVC again.
Summary of the invention
The technical problem to be solved in the present invention is, the defective that has separately at the ABS and the PVC of prior art, a kind of ABS/PVC polymeric material is provided, its can have ABS resin shock-resistant, low temperature resistant, be easy to advantages such as forming process, have flame retardant resistance and the corrosion resistant premium properties of PVC again.
The technical scheme that the present invention solves its technical problem employing is structure a kind of polyacrylonitrile-butadiene-styrene/polyvinyl chloride polymerization material, is made by the raw material of following parts by weight:
Polyvinyl chloride 50～80;
Polyacrylonitrile-butadiene-styrene 8～37;
Compatilizer 1～2;
Thermo-stabilizer 3.5～5;
Lubricant 2～4;
Oxidation inhibitor 0.4～0.6;
Auxiliary agent 2～5.
In polyacrylonitrile-butadiene-styrene of the present invention/polyvinyl chloride polymerization material, the polymerization degree of described polyvinyl chloride is 700-800; Described polyacrylonitrile-butadiene-styrene is a low viscosity resin.
In polyacrylonitrile-butadiene-styrene of the present invention/polyvinyl chloride polymerization material, described compatilizer is chlorinatedpolyethylene or polymethylmethacrylate-butadiene-styrene.
In polyacrylonitrile-butadiene-styrene of the present invention/polyvinyl chloride polymerization material, described stablizer is the compound system of organotin and epoxy soybean oil, and described auxiliary agent comprises processing aid and/or ultraviolet absorbers.
In polyacrylonitrile-butadiene-styrene of the present invention/polyvinyl chloride polymerization material, described lubricant is the compound system of internal lubricant and external lubricant, and the weight ratio of wherein said internal lubricant and external lubricant is 1: 1～3: 1.
In polyacrylonitrile-butadiene-styrene of the present invention/polyvinyl chloride polymerization material, described internal lubricant is a calcium stearate, and external lubricant is polyethylene wax or brown coal ester type waxes.
In polyacrylonitrile-butadiene-styrene of the present invention/polyvinyl chloride polymerization material, described oxidation inhibitor is the compound system of primary antioxidant and auxiliary antioxidant, and primary antioxidant is a Hinered phenols antioxidant, and auxiliary antioxidant is a phosphite ester kind antioxidant.
The another technical scheme that the present invention solves its technical problem employing is a kind of method for preparing polyacrylonitrile-butadiene-styrene/polyvinyl chloride polymerization material of structure, comprises the following steps:
A: place high-speed mixer to mix 5～8 minutes down polyvinyl chloride, thermo-stabilizer, compatilizer, antioxidant, lubricant and auxiliary agent, add behind the cool to room temperature in exsiccant polyacrylonitrile-butadiene-styrene in 70 ℃;
B: mixed raw materials is put into the loading hopper of twin screw extruder, through melt extruding granulation; Complete processing is as follows: twin screw extruder one district temperature 140-150 ℃, two district temperature 150-160 ℃, three district temperature 160-170 ℃, four district temperature 170-175 ℃, head 160-170 ℃, the residence time 1～2min, pressure are 10-20MPa.
In preparation method of the present invention, also be included in 2～3 hours step of 90 ℃ of forced air drying polyacrylonitrile-butadiene-styrenes.
The ABS/PVC polymeric material that the present invention makes keeps toughness and other every physical and mechanical property excellences of material when having flame retardant resistance.The preparation technology of a kind of ABS/PVC polymeric material that the present invention proposes is simple, cost is low.
Embodiment
ABS/PVC is the mixture of polyvinyl chloride and polyacrylonitrile-butadiene-styrene, makes up for each other's deficiencies and learn from each other, and has both improved the fragility of PVC, and processing fluidity has reduced the cost of ABS, has improved the flame retardant resistance of ABS again, thereby has had excellent comprehensive performances.ABS/PVC is suitable in the every field such as office appliance, household electrical appliance, automobile.
A kind of ABS/PVC polymeric material provided by the invention is made by the raw material of following parts by weight: 20～80 parts of polyvinyl chloride; 8～70 parts of polyacrylonitrile-butadiene-styrenes; 1～3 part of compatilizer; 3～5 parts of thermo-stabilizers; 1～4 part of lubricant; 0.2～0.6 part in oxidation inhibitor; 2～5 parts of auxiliary agents.
Wherein, described PVC is that the polymerization degree is the PVC-ZS85 of 700-800; Described ABS is a low viscosity resin, as 121H or 8391; Described compatilizer is chlorinatedpolyethylene (CPE) or polymethylmethacrylate-butadiene-styrene (MBS); Described thermo-stabilizer is the compound system of organotin and epoxy soybean oil; Described lubricant is the compound system of internal lubricant and external lubricant, and internal lubricant is a calcium stearate, and external lubricant is polyethylene (PE) wax or brown coal ester (OP) wax; Primary antioxidant is a Hinered phenols antioxidant, and auxiliary antioxidant is a phosphite ester kind antioxidant.Described auxiliary agent can comprise processing aid (as softening agent, toughener etc.), ultraviolet absorbers.In other embodiments of the invention, also can select other auxiliary agent for use.
In the present invention, earlier with ABS resin 90 ℃ of forced air dryings 2～3 hours; The mixing step of resin and other raw materials is as follows: place high-speed mixer to mix 5～8 minutes down in 70 ℃ polyvinyl chloride, thermo-stabilizer, compatilizer, antioxidant, lubricant and auxiliary agent, add behind the cool to room temperature in exsiccant polyacrylonitrile-butadiene-styrene;
Mixed raw materials is put into the loading hopper of twin screw extruder, through melt extruding granulation; Complete processing is as follows: 140～150 ℃ of twin screw extruder one district's temperature, and 150～160 ℃ of two district's temperature, 160～170 ℃ of three district's temperature, 170～175 ℃ of four district's temperature, 160～170 ℃ of heads, the residence time 1～2min, pressure are 10～20MPa.
For ease of the present invention is further understood, now describe the present invention in conjunction with specific embodiments:
In the polymeric material material prescription of the following example, compatilizer is selected CPE-135A or MBS core-shell type anti-impact modifier for use, (producing trade names C-223A as Mitsubishi Li Yang Co., Ltd.).Thermo-stabilizer is the compound system of organotin and epoxy soybean oil.Primary antioxidant is four [3-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, and auxiliary tricresyl phosphite (2,4-di-t-butyl phenyl ester) selects for use Ciba company to produce, and trade names are respectively Irganox1010 and Irganox168.。The optional glass fibre of described toughener.
Embodiment 1
The PVC weight ratio is 20% (below be weight ratio), ABS 70%, organotin 2%, epoxy soybean oil 1%, lubricant (calcium stearate/PE wax=1: 1) 0.1%, antioxidant 1010 and oxidation inhibitor 168 respectively are 0.1%, Compatibilizer C PE 135A 3%, auxiliary agent (toughener and/or ultraviolet absorbers) 3%.The material that mixes is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes the polymeric material material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 150 ℃; Two districts: 155 ℃; Three districts: 160 ℃; Four districts: 170 ℃; Head: 165 ℃; The residence time 1～2min.Pressure is 10MPa.
Embodiment 2:
The PVC weight ratio is 30% (below be weight ratio), ABS 60%, organotin 2%, epoxy soybean oil 1%, lubricant (calcium stearate/PE wax=1: 1) 0.1%, antioxidant 1010 and oxidation inhibitor 168 respectively are 0.1%, Compatibilizer C PE 135A 3%, auxiliary agent (ultraviolet absorbers) 3%.The material that mixes is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes the polymeric material material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 150 ℃; Two districts: 155 ℃; Three districts: 160 ℃; Four districts: 170 ℃; Head: 165 ℃; The residence time 1～2min.Pressure is 10MPa.
Embodiment 3:
The PVC weight ratio is 40% (below be weight ratio), ABS 50%, organotin 2.5%, epoxy soybean oil 1%, lubricant (calcium stearate/PE wax=1: 1) 1.6%, antioxidant 1010 and oxidation inhibitor 168 respectively are 0.2%, Compatibilizer C PE 135A 2%, auxiliary agent (toughener and ultraviolet absorbers) 2%.The material that mixes is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes the polymeric material material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 150 ℃; Two districts: 155 ℃; Three districts: 160 ℃; Four districts: 170 ℃; Head: 165 ℃; The residence time 1～2min.Pressure is 10MPa.
Embodiment 4:
The PVC weight ratio is 50% (below be weight ratio), ABS 37%, organotin 2.5%, epoxy soybean oil 1%, lubricant (calcium stearate/PE wax=1: 1) 2%, antioxidant 1010 and oxidation inhibitor 168 respectively are 0.2%, Compatibilizer C PE 135A 2%, auxiliary agent (toughener) 5%.The material that mixes is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes the polymeric material material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 150 ℃; Two districts: 155 ℃; Three districts: 160 ℃; Four districts: 170 ℃; Head: 165 ℃; The residence time 1～2min.Pressure is 12MPa.
Embodiment 5:
The PVC weight ratio is 60% (below be weight ratio), ABS 25%, organotin 3%, epoxy soybean oil 2%, lubricant (calcium stearate/PE wax=2: 1) 3%, antioxidant 1010 and oxidation inhibitor 168 respectively are 0.3%, Compatibilizer C PE 135A 3%, auxiliary agent (toughener) 4.5%.The material that mixes is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes the polymeric material material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 150 ℃; Two districts: 155 ℃; Three districts: 160 ℃; Four districts: 170 ℃; Head: 165 ℃; The residence time 1～2min.Pressure is 12MPa.
Embodiment 6:
The PVC weight ratio is 80% (below be weight ratio), ABS 8%, organotin 3%, epoxy soybean oil 2%, lubricant (calcium stearate/PE wax=3/1) 4%, antioxidant 1010 and oxidation inhibitor 168 respectively are 0.3%, Compatibilizer C PE 135A 1%, auxiliary agent (toughener) 2%.The material that mixes is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes the polymeric material material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 150 ℃; Two districts: 155 ℃; Three districts: 160 ℃; Four districts: 170 ℃; Head: 165 ℃; The residence time 1～2min.Pressure is 12MPa.
Performance test:
Tensile strength is tested by ASTM D-638 standard.Specimen types is the I type, batten size (mm): (176 ± 2) (length) * (12.6 ± 0.2) (end width) * (3.05 ± 0.2) (thickness), and draw speed is 50mm/min;
Flexural strength and modulus in flexure are tested by ASTM D-790 standard.Specimen types is specimen size (mm): (128 ± 2) * (12.67 ± 0.2) * (3.11 ± 0.2), rate of bending are 20mm/min;
The socle girder notched Izod impact strength is tested by ASTM D-256 standard.Specimen types is the I type, specimen size (mm): (63 ± 2) * (12.45 ± 0.2) * (3.1 ± 0.2); The breach type is a category-A, and the breach residual thickness is 1.9mm;
Melting index is tested by ASTM D-1238, and probe temperature is 200 ℃, and load is 10 kilograms, and be 5min warm up time;
Heat-drawn wire is tested by ASTM D-648, specimen size (mm): (128 ± 2) * (12.45 ± 0.2) * (3.1 ± 0.2), load are 1.82MPa;
Flame retardant properties is tested by UL94, test size (mm): (128 ± 2) * (12.67 ± 0.2) * (3.11 ± 0.2), flame height 20mm.
Embodiment 1～6 prescription and material property see Table 1:
Table 1
| Form | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| PVC(％) | 20 | 30 | 40 | 50 | 60 | 80 |
| ABS(％) | 70 | 60 | 50 | 37 | 25 | 8 |
| Compatilizer (%) | 3 | 3 | 2 | 2 | 2 | 1 |
| Thermo-stabilizer (%) | 3 | 3 | 3.5 | 3.5 | 4 | 5 |
| Calcium stearate | 0.5 | 0.5 | 0.8 | 1 | 2 | 3 |
| PE wax | 0.5 | 0.5 | 0.8 | 1 | 1 | 1 |
| 1010(％) | 0.1 | 0.1 | 0.2 | 0.2 | 0.3 | 0.3 |
| 168(％) | 0.1 | 0.1 | 0.2 | 0.2 | 0.3 | 0.3 |
| Auxiliary agent (%) | 3 | 3 | 2 | 5 | 4.5 | 2 |
| Notched Izod impact strength (J/m) | 324 | 313 | 256 | 126 | 94 | 89 |
| Tensile strength (MPa) | 35 | 36 | 38 | 41 | 44 | 49 |
| Elongation at break (%) | 23 | 24 | 25 | 30 | 30 | 40 |
| Flexural strength (MPa) | 50 | 53 | 56 | 60 | 67 | 75 |
| Modulus in flexure (MPa) | 1904 | 1932 | 1928 | 1986 | 2422 | 2772 |
| Melting index (g/cm 3) | 18.07 | 17.95 | 16.54 | 15.2 | 15.5 | 11.7 |
| Heat-drawn wire (℃) | 83 | 82 | 80 | 70 | 72 | 68 |
| Flame retardant properties (20mm flame) | HB | HB | V1 | V0 | V0 | V0 |
As can be seen from the above table, the shock strength of PVC content ABS/PVC polymeric material in 20～50% scopes is very high, and with the increase of PVC content, the impact property of polymeric material descends to some extent, but all more than 89J/m; PVC content is greater than 50% o'clock, the fire-retardant UL94V0 rank that reaches of ABS/PVC polymeric material.The consideration of comprehensive cost and performance, the optimum addition of PVC are 50～60%.The present invention is by selecting PVC heat stabilizer system efficiently, effectively suppressed the degradation in the PVC course of processing, the splendid ABS/PVC polymeric material material of toughness and flame retardant properties can be obtained, the service requirements in the every field such as office appliance, household electrical appliance, automobile can be satisfied.
More than a kind of ABS/PVC polymeric material provided by the present invention and preparation method thereof is described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (8)
1. polyacrylonitrile-butadiene-styrene/polyvinyl chloride polymerization material is characterized in that, is made by the raw material of following parts by weight:
Polyvinyl chloride 50～80;
Polyacrylonitrile-butadiene-styrene 8～37;
Compatilizer 1～2;
Thermo-stabilizer 3.5～5;
Lubricant 2～4;
Oxidation inhibitor 0.4～0.6;
Auxiliary agent 2～5.
2. polyacrylonitrile-butadiene-styrene according to claim 1/polyvinyl chloride polymerization material is characterized in that, described compatilizer is chlorinatedpolyethylene or polymethylmethacrylate-butadiene-styrene.
3. polyacrylonitrile-butadiene-styrene according to claim 1/polyvinyl chloride polymerization material is characterized in that, described thermo-stabilizer is the compound system of organotin and epoxy soybean oil, and described auxiliary agent comprises processing aid and/or ultraviolet absorbers.
4. polyacrylonitrile-butadiene-styrene according to claim 1/polyvinyl chloride polymerization material, it is characterized in that, described lubricant is the compound system of internal lubricant and external lubricant, and the weight ratio scope of wherein said internal lubricant and external lubricant is 1: 1～3: 1.
5. polyacrylonitrile-butadiene-styrene according to claim 4/polyvinyl chloride polymerization material is characterized in that, described internal lubricant is a calcium stearate, and external lubricant is polyethylene wax or brown coal ester type waxes.
6. polyacrylonitrile-butadiene-styrene according to claim 1/polyvinyl chloride polymerization material, it is characterized in that, described oxidation inhibitor is the compound system of primary antioxidant and auxiliary antioxidant, and primary antioxidant is a Hinered phenols antioxidant, and auxiliary antioxidant is a phosphite ester kind antioxidant.
7. a method for preparing as the described polyacrylonitrile-butadiene-styrene of arbitrary claim/polyvinyl chloride polymerization material among the claim 1-6 is characterized in that, comprises the following steps:
A: place high-speed mixer to mix 5～8 minutes down polyvinyl chloride, thermo-stabilizer, compatilizer, oxidation inhibitor, lubricant and auxiliary agent, add behind the cool to room temperature in exsiccant polyacrylonitrile-butadiene-styrene in 70 ℃;
B: mixed raw materials is put into the loading hopper of twin screw extruder, through melt extruding granulation; Complete processing is as follows: twin screw extruder one district temperature 140-150 ℃, two district temperature 150-160 ℃, three district temperature 160-170 ℃, four district temperature 170-175 ℃, head 160-170 ℃, the residence time 1～2min, pressure are 10-20MPa.
8. preparation method as claimed in claim 7 is characterized in that, also is included in 2～3 hours step of 90 ℃ of forced air drying polyacrylonitrile-butadiene-styrenes.
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| CN102030954B (en) * | 2010-12-07 | 2013-09-11 | 惠州市沃特新材料有限公司 | PVC-ABS-EVA alloy material and preparation method thereof |
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| CN103319799A (en) * | 2013-06-18 | 2013-09-25 | 常熟市佳泰金属材料有限公司 | Method for preparing acrylonitrile-butadiene-styrene copolymer toughened rigid polyvinyl chloride composite material |
| CN103319801A (en) * | 2013-06-18 | 2013-09-25 | 常熟市佳泰金属材料有限公司 | Acrylonitrile-butadiene-styrene copolymer toughened rigid polyvinyl chloride composite material |
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| CN106589706A (en) * | 2016-12-28 | 2017-04-26 | 台州市天达源科技有限公司 | U-PVC/ABS modified alloy material |
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| CN112143065B (en) * | 2019-06-28 | 2022-04-26 | 合肥杰事杰新材料股份有限公司 | Toughening agent, PVC (polyvinyl chloride) pipe material and preparation method thereof |
| CN115386192A (en) * | 2022-09-27 | 2022-11-25 | 湖北金牛管业有限公司 | Production method of flame-retardant ABS electrical junction box |
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