CN102181121B - High-fatigue-resistance ABS (Acrylonitrile Butadiene Styrene) resin composition and preparation method thereof - Google Patents
High-fatigue-resistance ABS (Acrylonitrile Butadiene Styrene) resin composition and preparation method thereof Download PDFInfo
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- CN102181121B CN102181121B CN2011100296331A CN201110029633A CN102181121B CN 102181121 B CN102181121 B CN 102181121B CN 2011100296331 A CN2011100296331 A CN 2011100296331A CN 201110029633 A CN201110029633 A CN 201110029633A CN 102181121 B CN102181121 B CN 102181121B
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- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 title claims abstract description 90
- 239000011342 resin composition Substances 0.000 title claims abstract description 74
- 238000002360 preparation method Methods 0.000 title abstract description 21
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 title abstract description 10
- 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 abstract 4
- 239000000839 emulsion Substances 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 22
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 claims abstract description 20
- 239000000314 lubricant Substances 0.000 claims abstract description 6
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 5
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 229920000638 styrene acrylonitrile Polymers 0.000 claims description 31
- 239000012745 toughening agent Substances 0.000 claims description 28
- 229920001971 elastomer Polymers 0.000 claims description 25
- 239000005060 rubber Substances 0.000 claims description 25
- 238000002156 mixing Methods 0.000 claims description 23
- 238000010559 graft polymerization reaction Methods 0.000 claims description 21
- 239000003112 inhibitor Substances 0.000 claims description 21
- 230000003647 oxidation Effects 0.000 claims description 21
- 238000007254 oxidation reaction Methods 0.000 claims description 21
- 229920000178 Acrylic resin Polymers 0.000 claims description 12
- 239000004925 Acrylic resin Substances 0.000 claims description 12
- 239000006057 Non-nutritive feed additive Substances 0.000 claims description 12
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 229920002857 polybutadiene Polymers 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 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 2
- 238000004132 cross linking Methods 0.000 claims description 2
- UBHZUDXTHNMNLD-UHFFFAOYSA-N dimethylsilane Chemical compound C[SiH2]C UBHZUDXTHNMNLD-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 claims description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims description 2
- 150000002989 phenols Chemical class 0.000 claims description 2
- 150000008301 phosphite esters Chemical group 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 238000005453 pelletization Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 229920000459 Nitrile rubber Polymers 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 abstract 1
- 239000012744 reinforcing agent Substances 0.000 abstract 1
- 206010016256 fatigue Diseases 0.000 description 39
- 238000012360 testing method Methods 0.000 description 8
- 239000000155 melt Substances 0.000 description 7
- 238000011056 performance test Methods 0.000 description 7
- 230000002929 anti-fatigue Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical group C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 241000237502 Ostreidae Species 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 235000020636 oyster Nutrition 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 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
- B29C48/92—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
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/92885—Screw or gear
-
- 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)
- Graft Or Block Polymers (AREA)
Abstract
The invention relates to a high-fatigue-resistance ABS (Acrylonitrile Butadiene Styrene) resin composition and a preparation method thereof. The composition comprises the following components in parts by mass: 30-50 parts of emulsion grafted mixed body SAN (Styrene Acryl Nitrile) rubber powder, 50-70 parts of styrene-acrylonitrile copolymer, 1-5 parts of melt reinforcing agent, 0.1-3 parts of lubricant and 0.05-0.8 part of antioxidant. The preparation method of the composition comprises the following steps of: putting the components into a high-speed mixer for premixing to obtain a premix compound; and melting and extruding the premix compound with a double screw extruder at the temperature of 190-240 DEG C and the screw rotating speed of 200-600 revolutions per minute, cooling and pelletizing to obtain the high-fatigue-resistance ABS resin composition. The fatigue resistance of the ABS resin composition is enhanced to a large extent. Moreover, the toughness, the specific weight and the superior appearance of the ABS resin composition do not change greatly.
Description
Technical field
The present invention relates to a kind of resin combination and preparation method thereof, especially relate to a kind of high endurance ABS resin composition and method of making the same.
Background technology
ABS is the general thermoplastic engineering plastic that grows up the forties in 20th century.The characteristic of ABS is controlled by chemical structure and the physical aspect of the proportioning of its three component and each component, and wherein the characteristic that shows in ABS of the fine component of propylene is thermotolerance, chemical resistant properties, rigidity and tensile strength; The characteristic of divinyl performance is resistance to impact shock; The characteristic of vinylbenzene performance is processing fluidity, glossiness.The combination of these three kinds of components, make that ABS has that good rigidly, shock strength are high, heat-resisting, low temperature resistant, chemical proofing, high mechanical strength and have good electric property, ABS is easy to processing, finish size stability and surface luster are good, easily application, painted also can be carried out metallize, plating, welding and the secondary processing such as bonding.ABS is widely used in all many-sides such as automobile, appliance shell, electrical instrumentation, mechanical industry, building materials furniture, daily necessities, office appliance, sports goods and toy.
ABS resin itself has certain fatigue performance, but the structural part of having relatively high expectations for fatigability, the general fatigue performance that adopts the modes such as filled glass fiber, natural fiber or carbon fiber to come the reinforced ABS resin makes the fatigue performance of ABS resin significantly improve.Although make product rigidity significantly increase, strengthened the fatigue performance of material adding of the enhancement fillers such as glass fibre, and then the toughness of material can decline to a great extent, and the product weight of unit volume also can obviously increase simultaneously.Therefore, exist for a kind of basic physical properties that does not change ABS resin, particularly toughness, proportion, excellent appearance, larger variation not to occur, but the demand of the modified ABS material that fatigue performance significantly improves.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of high endurance ABS resin composition is provided
And preparation method thereof.
Primary and foremost purpose of the present invention is to provide a kind of high endurance ABS resin composition, and said composition comprises the each component of following parts by weight:
Emulsion graft polymerization blending body SAN rubber powder 30～50;
Styrene-acrylonitrile copolymer 50～70;
Melt toughener 1～5;
Lubricant 0.1～3;
Oxidation inhibitor 0.05～0.8.
Preferably, described emulsion graft polymerization blending body SAN rubber powder is nucleocapsid structure, and stratum nucleare is polybutadiene rubber, and shell is san copolymer, and the rubber surface of stratum nucleare is grafted with SAN; In emulsion graft polymerization blending body SAN rubber powder, the weight content of polyhutadiene is 40%～70%, and the rubber size after grafting is 150～500nm.
Preferably, described polybutadiene rubber is crosslinking structure, and in polybutadiene rubber, the gel weight content is 60～95%; In described san copolymer, the weight content of vinyl cyanide is 18～35%, and weight-average molecular weight is 120000～450000; The percentage of grafting of described grafting layer is 30～65%, and the weight-average molecular weight of graft SAN is 50000～250000.
Preferably, in described styrene-acrylonitrile copolymer, the weight content of vinyl cyanide is 18～35%, and weight-average molecular weight is 50000～250000.
Preferably, described melt toughener is ultra-high molecular weight SAN polymkeric substance or ultra-high molecular weight processing aids acrylic resin.
Preferably, the weight-average molecular weight of described ultra-high molecular weight SAN polymkeric substance is 500000～1500000, and in ultra-high molecular weight SAN polymkeric substance, the weight content of vinyl cyanide is 18～35%.
Preferably, described ultra-high molecular weight processing aids acrylic resin is the multipolymer of methyl methacrylate and ethyl propenoate, and weight-average molecular weight is 500000～4000000.
Preferably, described lubricant is one or more mixing in following combination: pentaerythritol stearate, polyethylene wax, ethylene bis stearamide, stearate and dimethylsilane.
Preferably, described oxidation inhibitor is phosphite ester kind antioxidant or Hinered phenols antioxidant.
Second aspect, the present invention also provides the method for aforementioned high endurance ABS resin composition, comprises the steps:
Step 1 is placed in the super mixer premix with emulsion graft polymerization blending body SAN rubber powder, styrene-acrylonitrile copolymer, melt toughener, lubricant, oxidation inhibitor, obtains Preblend;
Step 2, by twin screw extruder, controlling temperature is 190～240 ℃ with Preblend, screw speed is that 200～600rpm melt extrudes, and then through cooling granulation, namely obtains high endurance ABS resin composition.
The present invention has following beneficial effect: ABS resin composition fatigue performance of the present invention has obtained improving largely, the antifatigue degree can promote nearly 10 times, and the toughness of ABS resin composition of the present invention, proportion, excellent appearance do not have to occur larger change: general shock strength slightly rises, ascensional range is not higher than 10%, proportion almost remains unchanged, and outward appearance still keeps the bright and clean outward appearance of ABS resin oyster white.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment.Following examples will help those skilled in the art further to understand the present invention, but not limit in any form the present invention.Should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
In following examples,
Emulsion graft polymerization blending body SAN rubber powder is selected Korea S brocade lake petrochemical industry P/D181.
Styrene-acrylonitrile copolymer is selected Korea S brocade lake petrochemical industry SAN350.
The melt toughener, LAS2301 is available from the fine chemistry industry that rises of day.
Lubricate EBS is selected U.S. dragon yarn EBS.
Oxidation inhibitor IG-245 refines available from Ciba.
Oxidation inhibitor IG-168 refines available from Ciba.
Processing aids acrylic resin, P533J is available from the beautiful sun of Mitsubishi.
Embodiment 1 adds the melt toughener to the impact of ABS resin composition resistance to fatigue
1.1
Step 1, get by weight following component:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
Step 2, each component of step 1 is joined stir 3～10 minutes in high-speed mixer, discharging, then extruding pelletization in the twin screw extruder that be 36 in length-to-diameter ratio, diameter is 35mm, the barrel zone temperature of forcing machine is 190～240 ℃, screw speed is 200～600rpm, and cooling granulation, namely get the ABS resin composition afterwards.
?1.2
Get by weight following component:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Melt toughener 1
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Oxidation inhibitor IG-168 0.2.
In the present embodiment, the vinyl cyanide weight content of melt toughener is 26%, and weight-average molecular weight is 1500000;
The preparation method of ABS resin composition is with 1.1.
The ABS resin composition of 1.1 and 1.2 preparations is carried out the endurance simultaneous test, comprise the steps:
Step 1 with the mode of ABS resin by blow molding, is blow molded into bucket under 190 ℃, the diameter of bucket is 0.5m, wall thickness 0.003m;
Step 2 with the bucket filled with water, then periodically applies the load of 10kg from bung, until the infiltration phenomenon appears in the bucket wall, and the load total degree that record bucket has at this moment born.
Test-results is found, the ABS resin composition antifatigue number of times of embodiment 1.1 preparations is 25000 times, the antifatigue number of times of the ABS resin composition of embodiment 1.2 is 36000 times, and comparing result shows: add the fatigue performance that the melt toughener can effectively increase ABS resin.
The impact of embodiment 2 melt toughener additions on ABS resin composition resistance to fatigue
In the present embodiment, the preparation method of ABS resin composition is with embodiment 1.
?2.1
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Melt toughener 3
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
?2.2
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Melt toughener 5
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
ABS resin composition to embodiment 2.1 and 2.2 preparations carries out fatigue performance test (testing method is with embodiment 1), and result is indicated: the times of fatigue of embodiment 2.1 is 67000 times, and the times of fatigue of embodiment 2.2 is 45000 times; Simultaneously, the antifatigue number of times of the ABS resin composition of embodiment 1.2 is 36000 times; Contrast as can be known, the melt toughener adds weight fraction in the time of 3 parts, and the fatigue performance of ABS resin composition is best.
The impact of AN (vinyl cyanide) content on ABS resin composition resistance to fatigue in embodiment 3 melt tougheners
In the present embodiment, the preparation method of ABS resin composition is with embodiment 1.
?3.1
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Melt toughener (weight content of AN is 18%) 3
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
?3.2
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Melt toughener (weight content of AN is 34%) 3
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
ABS resin composition to embodiment 3.1 and 3.2 preparations carries out fatigue performance test (testing method is with embodiment 1), and result is indicated: the times of fatigue of embodiment 3.1 is 51000 times, and the times of fatigue of embodiment 3.2 is 58000 times.Comparative example 2.1,3.1 and 3.2 as can be known, when adding the AN(vinyl cyanide) when weight content was 26% melt toughener, the fatigue performance of ABS resin composition was best.
The impact of the melt toughener of embodiment 4 different weight-average molecular weight on ABS resin composition resistance to fatigue
In the present embodiment, the preparation method of ABS resin composition is with embodiment 1.
?4.1
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Melt toughener (weight-average molecular weight is 500000) 3
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
?4.2
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Melt toughener (weight-average molecular weight is 3000000) 3
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
ABS resin composition to embodiment 4.1 and 4.2 preparations carries out fatigue performance test (testing method is with embodiment 1), result shows: the ABS resin composition times of fatigue of embodiment 4.1 is 57000 times, and the times of fatigue of the ABS resin composition of embodiment 4.2 is 55000 times; Comparative example 2.1,4.1 and 4.2 ABS resin composition, result shows: when adding weight-average molecular weight and be 1500000 melt toughener, the fatigue performance of ABS resin composition is best.
The impact of embodiment 5 processing aids acrylic resins on ABS resin composition resistance to fatigue
In the present embodiment, the preparation method of ABS resin composition is with embodiment 1.
?5.1
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Processing aids acrylic resin 3
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
?5.2
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Processing aids acrylic resin 5
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
ABS resin composition to embodiment 5.1 and 5.2 carries out fatigue performance test (testing method is with embodiment 1), result shows: the times of fatigue of the ABS resin composition of embodiment 5.1 is 46000 times, and the ABS resin composition times of fatigue of embodiment 5.2 is 35000 times.Comparative example 1.1,2.1,5.1 and 5.2 finds, add the fatigue performance that processing aids acrylic resin can improve the ABS resin composition, but compare with adding the melt toughener, add the melt toughener better to the lifting effect of the fatigue performance of ABS resin composition.
Embodiment 6 adds processing aids acrylic resin and melt toughener simultaneously on the impact of ABS resin composition resistance to fatigue
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 45
Styrene-acrylonitrile copolymer 55
Processing aids acrylic resin 1
Melt toughener 2
Lubricate EBS 0.7
Oxidation inhibitor IG-245 0.2
Irgasfos 168 0.2.
In the present embodiment, the preparation method of ABS resin composition is with embodiment 1.
ABS resin composition to the present embodiment preparation carries out fatigue performance test (testing method is with embodiment 1), and ABS resin composition times of fatigue is 71000 times.Comparative example 2.1 and embodiment 6 finds, processing aids acrylic resin and the composite use of melt toughener, and the interpolation mark is when being respectively 1 part and 2 parts, and the fatigue performance of ABS resin composition is best.
Embodiment 7
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 30
Styrene-acrylonitrile copolymer 70
Melt toughener 5
Lubricate EBS 0.1
Oxidation inhibitor IG-245 0.5
Irgasfos 168 0.3.
In the present embodiment, the preparation method of ABS resin composition is with embodiment 1.
ABS resin composition to the present embodiment preparation carries out fatigue performance test (testing method is with embodiment 1), and ABS resin composition times of fatigue is 42000 times.
Embodiment 8
Get by weight following component, prepare afterwards the ABS resin composition:
Emulsion graft polymerization blending body SAN rubber powder 50
Styrene-acrylonitrile copolymer 50
Melt toughener 2
Lubricate EBS 3
Oxidation inhibitor IG-245 0.05.
In the present embodiment, the preparation method of ABS resin composition is with embodiment 1.
ABS resin composition to the present embodiment preparation carries out fatigue performance test (testing method is with embodiment 1), and ABS resin composition times of fatigue is 28000 times.
In sum, ABS resin composition fatigue performance of the present invention has obtained improving largely, the antifatigue degree can promote nearly 10 times, and the toughness of ABS resin composition of the present invention, proportion, excellent appearance do not have to occur larger change: general shock strength slightly rises, ascensional range is not higher than 10%, proportion almost remains unchanged, and outward appearance still keeps the bright and clean outward appearance of ABS resin oyster white.。
Claims (7)
1. one kind high endurance ABS resin composition, is characterized in that, said composition comprises the each component of following parts by weight:
Described melt toughener is ultra-high molecular weight SAN polymkeric substance or ultra-high molecular weight processing aids acrylic resin; The weight-average molecular weight of described ultra-high molecular weight SAN polymkeric substance is 500000～1500000, and in ultra-high molecular weight SAN polymkeric substance, the weight content of vinyl cyanide is 18～35%; Described ultra-high molecular weight processing aids acrylic resin is the multipolymer of methyl methacrylate and ethyl propenoate, and weight-average molecular weight is 500000～4000000.
2. high endurance ABS resin composition as claimed in claim 1, is characterized in that, described emulsion graft polymerization blending body SAN rubber powder is nucleocapsid structure, and stratum nucleare is polybutadiene rubber, and shell is san copolymer, and the rubber surface of stratum nucleare is grafted with SAN; In emulsion graft polymerization blending body SAN rubber powder, the weight content of polyhutadiene is 40%～70%, and the rubber size after grafting is 150～500nm.
3. high endurance ABS resin composition as claimed in claim 2, is characterized in that, described polybutadiene rubber is crosslinking structure, and in polybutadiene rubber, the gel weight content is 60～95%; In described san copolymer, the weight content of vinyl cyanide is 18～35%, and weight-average molecular weight is 120000～450000; The percentage of grafting of described grafting layer is 30～65%, and the weight-average molecular weight of graft SAN is 50000～250000.
4. high endurance ABS resin composition as claimed in claim 1, is characterized in that, in described styrene-acrylonitrile copolymer, the weight content of vinyl cyanide is 18～35%, and weight-average molecular weight is 50000～250000.
5. high endurance ABS resin composition as claimed in claim 1, it is characterized in that, described lubricant is one or more mixing in following combination: pentaerythritol stearate, polyethylene wax, ethylene bis stearamide, stearate and dimethylsilane.
6. high endurance ABS resin composition as claimed in claim 1, is characterized in that, described oxidation inhibitor is phosphite ester kind antioxidant or Hinered phenols antioxidant.
7. a method for preparing high endurance ABS resin composition claimed in claim 1, is characterized in that, comprises the steps:
Step 1 is placed in the super mixer premix with emulsion graft polymerization blending body SAN rubber powder, styrene-acrylonitrile copolymer, melt toughener, lubricant, oxidation inhibitor, obtains Preblend;
Step 2, by twin screw extruder, controlling temperature is 190～240 ℃ with Preblend, screw speed is that 200～600rpm melt extrudes, and then through cooling granulation, namely obtains high endurance ABS resin composition.
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| CN2011100296331A CN102181121B (en) | 2011-01-27 | 2011-01-27 | High-fatigue-resistance ABS (Acrylonitrile Butadiene Styrene) resin composition and preparation method thereof |
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| CN2011100296331A CN102181121B (en) | 2011-01-27 | 2011-01-27 | High-fatigue-resistance ABS (Acrylonitrile Butadiene Styrene) resin composition and preparation method thereof |
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| CN102181121B true CN102181121B (en) | 2013-06-05 |
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| TWI500683B (en) * | 2012-12-26 | 2015-09-21 | Chi Mei Corp | Thermoplastic resin composition |
| JP6658248B2 (en) * | 2016-04-20 | 2020-03-04 | 株式会社オートネットワーク技術研究所 | Composition for wire covering material and insulated wire |
| CN106977869A (en) * | 2017-02-28 | 2017-07-25 | 绵阳朗迪新材料有限公司 | Air-conditioning fan acrylonitrile styrene copolymer resin alloy |
| CN107629392A (en) * | 2017-10-16 | 2018-01-26 | 天津大沽化工股份有限公司 | A kind of method of reduction ABS products spray painting usage amount |
| CN108164856A (en) * | 2017-12-27 | 2018-06-15 | 浙江普利特新材料有限公司 | A kind of superelevation is heat-resisting, high fondant-strength is blow molded ABS material and preparation method thereof |
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| KR100484720B1 (en) * | 2001-11-20 | 2005-04-20 | 주식회사 엘지화학 | Thermoplastic resin and method for preparing the same |
| CN101508818A (en) * | 2008-12-17 | 2009-08-19 | 深圳市科聚新材料有限公司 | ABS//PET alloy and method for producing the same |
| CN101817966B (en) * | 2009-12-23 | 2012-03-07 | 上海锦湖日丽塑料有限公司 | ABS extrusion board material for automobiles and preparation method thereof |
| CN101735579A (en) * | 2009-12-25 | 2010-06-16 | 华南师范大学 | High-performance recovered PET/ABS alloy |
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