CN102786770B - Scratch-resistant ABS (acrylonitrile-butadiene-styrene) /PVC (polyvinyl chloride) /PETG (polyethylene terephthalate glycol) alloy and preparation method thereof - Google Patents
Scratch-resistant ABS (acrylonitrile-butadiene-styrene) /PVC (polyvinyl chloride) /PETG (polyethylene terephthalate glycol) alloy and preparation method thereof Download PDFInfo
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- CN102786770B CN102786770B CN201210319794.9A CN201210319794A CN102786770B CN 102786770 B CN102786770 B CN 102786770B CN 201210319794 A CN201210319794 A CN 201210319794A CN 102786770 B CN102786770 B CN 102786770B
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Abstract
The invention discloses scratch-resistant ABS (acrylonitrile-butadiene-styrene) /PVC (polyvinyl chloride) /PETG (polyethylene terephthalate glycol) alloy and a preparation method thereof. The scratch-resistant ABS/PVC/PETG alloy comprises, by weight, 30-80 parts of ABS resin, 40-60 parts of PVC resin, 10-20 parts of PETG resin, 1-5 parts of compatibilizer and 0.1-5 parts of composite scratch-resistant agent. Further, the composite scratch-resistant agent comprises, by weight, 10-30 parts of ethylene-vinyl acetate copolymers, 30-60 parts of erucyl amide, 20-40 parts of wollastonite and 5-10 parts of 2-hydroxy-4-methoxybenzophenone. The ABS/PVC/PETG alloy has excellent scratch resistance and excellent comprehensive performance, is low-cost and is prepared by simple steps. The scratch-resistant ABS/PVC/PETG alloy can be easily processed into parts in different shapes by means of injection molding, and is particularly suitable to be molded into various automobile interior trim parts by means of injection molding.
Description
Technical field
The present invention relates to a kind of alloy material and preparation method thereof, relate in particular to a kind of damage resistant ABS/PVC/PETG Alloy And Preparation Method.
Background technology
ABS resin (acrylonitrile-butadiene-styrene copolymer, ABS is the acronym of Acrylonitrile Butadiene Styrene) is that a kind of intensity is high, good toughness, be easy to thermoplastics type's Polymer Materials ' Structure of machine-shaping.
ABS resin is the graft copolymer of vinyl cyanide, 1,3-butadiene and three kinds of monomers of vinylbenzene.Its molecular formula can be written as (C
8h
8c
4h
6c
3h
3n)
xbut in fact often containing the graft copolymer of divinyl and the mixture of acrylonitritrile-styrene resin, wherein, vinyl cyanide accounts for 15 ~ 35%, divinyl accounts for 5 ~ 30%, and vinylbenzene accounts for 40 ~ 60%, and the modal ratio of emulsion method ABS is A:B:S=22:17:61, and the ratio of B is often lower in substance law ABS, be about 13%.
ABS is the general thermoplastic engineering plastic growing up 1940's, it is a plastics variety that comprehensive mechanical property is very outstanding, not only there is good rigidity, hardness and processing fluidity, and there is high tenacity feature, can injection moulding, extrude or thermoforming.
Most of trolley part is all with injection molding forming method processing, and the advantage of ABS resin is impact-resistance, sound-proofing, scratch-resistant, and thermotolerance is better, more attractive in appearance than PP, is specially adapted to the comparatively strict parts of horizontal impact-resistance and use temperature.ABS resin is to use and be only second to Polyurethane and polyacrylic the third-largest resin in automobile.ABS resin can be used for Che Nei and car outer enclosure, the widgets such as bearing circle, oil guide pipe and handle and button, and car outside comprises front radiator grill and lampshade etc.
ABS resin is easily processed, finish size stability and surface luster are good, easily application, painted, can also carry out metallize, plating, welding and the suitability for secondary processing such as bonding, can be widely used in field of electronics, comprise various offices and consumer electronics/electrical equipment, office electrical equipment comprises electronic data processing machine, office equipment.Therefore, in recent years in electronic apparatus market, ABS resin will keep its status in requiring high heat-resisting electronics/electrical equipment market, and high heat-proof ABS resin has obvious advantage in the competition with the engineering plastic alloy such as ABS/PC.
Polyvinyl chloride resin, claims again polyvinyl chloride (PVC) RESINS, synthetic by radical polymerization by vinylchlorid.English name: PolyvinylChloride, chemical structural formula: (CH
2-CHCl) n.Polyvinyl chloride resin is one of important organic synthesis material, and its product has good physicals and chemical property, is widely used in the fields such as industry, building, agricultural, daily life, packing, electric power, public utilities.
PETG is a kind of transparent plastics, is a kind of non-crystalline type copolyesters, and the comonomer that PETG is conventional is 1,4 cyclohexane dimethanol (CHDM), and full name is polyethylene terephthalate-1,4 cyclohexane dimethanol ester.It is by terephthalic acid (TPA), ethylene glycol (EG) and 1, the product of ester-interchange method polycondensation for three kinds of monomers of 4-cyclohexanedimethanol (CHDM), with PET many 1,4-cyclohexanedimethanol comonomer, with PCT than many ethylene glycol comonomers, therefore, the performance of PETG and PET, PCT differ widely.PETG sheet material has outstanding toughness and high impact strength, and its resistance to impact shock is 3 ~ 10 times of modified polyacrylate class, and has very wide work range, high physical strength and excellent flexibility, high compared with PVC transparency, good luster, easily prints and has an environment-friendly advantage.
Application number is to disclose a kind of ABS/PVC/PETG alloy in 200910164266.9 patent, has good thermal characteristics, processing fluidity and mechanical property, and surface gloss, tint permanence are also better.Combine the excellent specific property of three kinds of materials, can be widely used on automotive interior parts, business machine, the communication apparatus, electrical home appliances and set lights.Typically used scope is phone housing, computer and business machine housing, electrical equipment, lawn horticultural machine, auto parts dashboard, inside fitting and wheel cover.
Yet the scratch resistant performance of ABS/PVC/PETG alloy is not good.
Summary of the invention
For above shortcomings in prior art, one of technical problem to be solved by this invention provides a kind of damage resistant ABS/PVC/PETG alloy, has good scratch resistant performance.
Two of technical problem to be solved by this invention provides the preparation method of above-mentioned damage resistant ABS/PVC/PETG alloy.
The present invention seeks to be achieved through the following technical solutions:
A damage resistant ABS/PVC/PETG alloy, comprises the component of following weight parts: ABS resin 30-80 part, polyvinyl chloride resin 40-60 part, PETG resin 10-20 part, expanding material 1-5 part, compound damage resistant agent 0.1-5 part; Preferred: ABS resin 30-80 part, polyvinyl chloride resin 40-60 part, PETG resin 10-20 part, expanding material 1-5 part, compound damage resistant agent 0.5-2 part.
Further,
Described expanding material is a kind of or its mixture in chlorinatedpolyethylene and styrene-maleic anhydride copolymer.
Described compound damage resistant agent, is comprised of the component of following weight parts: vinyl-vinyl acetate copolymer 10-30 part, erucicamide 30-60 part, wollastonite 20-40 part, 2-hydroxyl-4 methoxy benzophenone 5-10 part.
Wherein,
Described wollastonite particle diameter is preferably 5-10 μ m.
By vinyl-vinyl acetate copolymer 10-30 part, erucicamide 30-60 part, wollastonite 20-40 part, 2-hydroxyl-4 methoxy benzophenone 5-10 part be uniformly mixed, can make this damage resistant agent.
The present invention also provides the preparation method of above-mentioned damage resistant ABS/PVC/PETG alloy: by proportioning, take each component, after mixing, melting mixing, extruding pelletization, obtain described damage resistant ABS/PVC/PETG alloy.
Concrete, can be for take each component by proportioning, in high-speed mixer, under room temperature, control rotating speed at 300-400 rev/min, mix 5-10 minute, after taking-up, proceed in screw extrusion press, extruding pelletization at 160-180 ℃ of temperature, obtains described damage resistant ABS/PVC/PETG alloy.
Obviously, for improving other performances of product, can also add adaptively other auxiliary agents, as fire retardant, oxidation inhibitor and tinting material etc. in the present invention.
Tinting material can be ultramarine blue, permanent yellow, G cadmium scarlet, phthalocyanine blue, phthalocyanine blue, carbon black, titanium white, manganese violet etc.Can after each component mixes, directly add tinting material, then proceed in screw extrusion press, extruding pelletization, obtains the ABS/PVC/PETG alloy after painted.The ABS/PVC/PETG alloy that uses various tinting materials to obtain, all has good damage resistant effect.
Concrete, in the present invention:
Chlorinatedpolyethylene, English name: chlorinated polyethylene, CPE, No. CAS: 63231-66-3.There is good consistency with other macromolecular material.
Styrene-maleic anhydride copolymer (S-MA multipolymer) is to be reacted and make with a small amount of maleic anhydride monomer by styrene monomer.Heat-drawn wire all surpasses 260 °F.When injection moulding, even when temperature surpasses 550 °F, the performance of this polymkeric substance is quite stable still.
Vinyl-vinyl acetate copolymer, claims again ethylene-vinyl acetate copolymer, is by ethene (E) and vinyl-acetic ester (VA) copolymerization and make, and English name is: Ethylene Vinyl Acetate, and referred to as EVA, or E/VAC.Have good flexibility, the elasticity that rubber is the same, still can have good reelability at-50 ℃, and the transparency and surface luster property are good, and chemical stability is good, and anti-aging and resistance to ozone intensity is good, nontoxicity.Good with the miscibility of filler, painted good with shaping processability.
Erucicamide, another name: synthesizing amide wax, English name: Erucamid, structural formula: CH
3(CH
2)
7cH=CH (CH
2)
11cONH
2, No. CAS: 112-84-5.
Wollastonite, molecular formula is Ca
3(Si
3o
9) or CaSiO
3, crystal belongs to triclinic single chain silicate mineral.
2-hydroxyl-4 methoxy benzophenone, English name: 2-Hydroxy-4-Methoxybenzophenone, No. CAS: 131-57-7.
Contriver draws by great many of experiments, vinyl-vinyl acetate copolymer, erucicamide, wollastonite, four kinds of components of 2-hydroxyl-4 methoxy benzophenone are carried out to reasonable composite use, damage resistant successful, there is collaborative damage resistant effect, special more excellent for the damage resistant effect of ABS/PVC/PETG alloy, draw high intensity, flexural strength, modulus in flexure and shock strength and all meet the demands, its mechanism need the further research and inquirement of contriver.
The scratch resistance of this product is more excellent, and preparation technology is simple, and product cost is low, and the over-all properties of product is more excellent.
Damage resistant ABS/PVC/PETG alloy of the present invention, can be processed into easily by Shooting Technique the part of different shape, can be used for making in automobile and car outer enclosure, the widgets such as bearing circle, oil guide pipe and handle and button, car outside comprises front radiator grill and lampshade etc.
Concrete, can for the production of automotive upholstery as follows: on preliminary draft lid, preliminary draft lid blind nut, middle handrail upper cover lower plate, press strip, map band press strip, middle handrail supporting plastic part, chair back plate, large knee space chair back plate, rear row's handrail channel, door weldering panel, decorative panel skeleton, door, fill skeleton etc.
Embodiment
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
According to corresponding embodiment 1 data in table 1, take each raw material.
Each component is joined in high-speed mixer, under room temperature, control rotating speed at 300-400 rev/min, mix 5-10 minute, after taking-up, add 1 kilogram of ultramarine blue, proceed in screw extrusion press, extruding pelletization at 160-180 ℃ of temperature, obtains described damage resistant ABS/PVC/PETG alloy.
In embodiment, all add ultramarine blue as the object of tinting material to be, to use colourimeter to record scratch front and rear surfaces misalignment △ E, investigated scratch resistant performance.
Table 1: damage resistant ABS/PVC/PETG alloy formula list position: kilogram
Embodiment 2
According to corresponding embodiment 2 data in table 1, take each raw material.Method described in employing embodiment 1 is prepared described damage resistant ABS/PVC/PETG alloy.
Embodiment 3
According to corresponding embodiment 3 data in table 1, take each raw material.Method described in employing embodiment 1 is prepared described damage resistant ABS/PVC/PETG alloy.
Embodiment 4
According to corresponding embodiment 4 data in table 1, take each raw material.Method described in employing embodiment 1 is prepared described damage resistant ABS/PVC/PETG alloy.
Embodiment 5
According to corresponding embodiment 5 data in table 1, take each raw material.Method described in employing embodiment 1 is prepared described damage resistant ABS/PVC/PETG alloy.
Comparative example 1
According to comparative example 1 data corresponding in table 1, take each component, adopt method described in embodiment 1, obtain described damage resistant ABS/PVC/PETG alloy.
Comparative example 2
According to comparative example 2 data corresponding in table 1, take each component, adopt method described in embodiment 1, obtain described damage resistant ABS/PVC/PETG alloy.
Comparative example 3
According to comparative example 3 data corresponding in table 1, take each component, adopt method described in embodiment 1, obtain described damage resistant ABS/PVC/PETG alloy.
Test case
ABS/PVC/PETG alloy traditional performance and scratch resistant performance to embodiment 1 ~ 5 and comparative example 1 ~ 3 are tested.
The testing method of scratch resistant performance is for being used the tester evaluation scuffing degree that scratches.With a mechanically operated scraper, at ABS/PVC/PETG alloy, show to scrape a line segment figure.Each scraper is only scraped once in one direction.Then utilize a colourimeter to record the misalignment △ E that surface scratch is not compared.
Test condition is:
Temperature: 23 ± 5 ℃
Anchorage force: 10N
Scuffing speed: 1000mm/min
Scraper diameter: 1mm.
Table 2:ABS/PVC/PETG alloy performance test table
| Tensile strength/Mpa | Shock strength/KJ/m 2 | Flexural strength/Mpa | Aberration △ E after scuffing | |
| Embodiment 1 | 44.2 | 16.0 | 48.8 | 0.25 |
| Embodiment 2 | 42.8 | 15.7 | 46.7 | 0.22 |
| Embodiment 3 | 43.6 | 15.9 | 47.2 | 0.17 |
| Embodiment 4 | 46.0 | 16.3 | 46.6 | 0.10 |
| Embodiment 5 | 44.5 | 16.8 | 45.3 | 0.12 |
| Comparative example 1 | 43.8 | 14.2 | 46.2 | 0.43 |
| Comparative example 2 | 43.0 | 15.6 | 47.0 | 0.47 |
| Comparative example 3 | 44.1 | 15.4 | 44.9 | 0.39 |
By test data, can significantly be drawn, vinyl-vinyl acetate copolymer, erucicamide, wollastonite, four kinds of components of 2-hydroxyl-4 methoxy benzophenone are carried out to reasonable composite use, damage resistant successful, there is collaborative damage resistant effect, special more excellent for the damage resistant effect of ABS/PVC/PETG alloy.Damage resistant ABS/PVC/PETG alloy has kept good tensile strength, shock strength, flexural strength simultaneously.
The above; it is only the specific embodiment of the present invention; but protection scope of the present invention is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; the variation that can expect without creative work or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (3)
1. a damage resistant ABS/PVC/PETG alloy, is characterized in that, comprises the component of following weight parts: ABS resin 30-80 part, polyvinyl chloride resin 40-60 part, PETG resin 10-20 part, expanding material 1-5 part, compound damage resistant agent 0.1-5 part; Described compound damage resistant agent, is comprised of the component of following weight parts: vinyl-vinyl acetate copolymer 10-30 part, erucicamide 30-60 part, wollastonite 20-40 part, 2-hydroxyl-4 methoxy benzophenone 5-10 part.
2. damage resistant ABS/PVC/PETG alloy as claimed in claim 1, is characterized in that: described expanding material is a kind of or its mixture in chlorinatedpolyethylene and styrene-maleic anhydride copolymer.
3. the preparation method of damage resistant ABS/PVC/PETG alloy as claimed in claim 1 or 2: take each component by proportioning, after mixing, melting mixing, extruding pelletization, obtain described damage resistant ABS/PVC/PETG alloy.
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|---|---|---|---|
| CN201210319794.9A CN102786770B (en) | 2012-08-31 | 2012-08-31 | Scratch-resistant ABS (acrylonitrile-butadiene-styrene) /PVC (polyvinyl chloride) /PETG (polyethylene terephthalate glycol) alloy and preparation method thereof |
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|---|---|---|---|
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| CN104672759B (en) * | 2015-03-27 | 2017-05-24 | 博富科技股份有限公司 | High-gloss anti-shock scratch-resistant ABS/PMMA/PETG alloy and preparation method thereof |
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| CN101649094B (en) * | 2009-08-26 | 2011-03-30 | 四川大学 | Flame retarding ABS/PVC/PETG alloy and preparation method thereof |
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Effective date of registration: 20190702 Address after: 315000 No. 1266 Juxian Road, Ningbo High-tech Zone, Zhejiang Province Patentee after: NINGBO JUNSHENG QUNYING AUTOMOBILE SYSTEM Co.,Ltd. Address before: No. 355, Xhenzhuang Town, Shanghai, Minhang District, Shanghai Patentee before: SHANGHAI HAN MOLDING SHAPE Co.,Ltd. |
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