CN103923432A - High impact extinctive ABS (Acrylonitrile Butadiene Styrene) modified plastic and preparation method thereof - Google Patents

High impact extinctive ABS (Acrylonitrile Butadiene Styrene) modified plastic and preparation method thereof Download PDF

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Publication number
CN103923432A
CN103923432A CN201410115272.6A CN201410115272A CN103923432A CN 103923432 A CN103923432 A CN 103923432A CN 201410115272 A CN201410115272 A CN 201410115272A CN 103923432 A CN103923432 A CN 103923432A
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China
Prior art keywords
impact
district
modified plastics
abs
abs modified
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CN201410115272.6A
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Chinese (zh)
Inventor
汪理文
李庆贵
翁永华
丁贤麟
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SUZHOU RUNJIA ENGINEER PLASTIC CO Ltd
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SUZHOU RUNJIA ENGINEER PLASTIC CO Ltd
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Priority to CN201410115272.6A priority Critical patent/CN103923432A/en
Publication of CN103923432A publication Critical patent/CN103923432A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/04Particle-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means 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
    • B29C48/40Means 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92514Pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92561Time, e.g. start, termination, duration or interruption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92704Temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92761Mechanical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92876Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895Barrel or housing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/9298Start-up, shut-down or parameter setting phase; Emergency shut-down; Material change; Test or laboratory equipment or studies

Abstract

The invention discloses a high impact extinctive ABS (Acrylonitrile Butadiene Styrene) modified plastic and a preparation method thereof. The high impact extinctive ABS modified plastic comprises the following components in percentage by weight: 72-86% of ABS, 10-15% of a heat-resisting assistant, 2-5% of a flexibilizer, 0.1-0.5% of a crosslinking agent, 1-5% of a delustering agent SEBS (Styrene-Ethylene-Butylene-Styrene Block Copolymer) and 0.2-0.6% of an antioxidant. The preparation method disclosed by the invention is simple and feasible and low in cost of raw materials, and not only is the extinctive effect effectively ensured, but also the problem on dispersibility of the SEBS in a compound material is solved by introducing an extinctive system where the SEBS and the crosslinking agent are compounded into a heat-resisting ABS system, so that the mechanical properties of the material such as impact are improved. The prepared high impact extinctive ABS modified plastic is very suitable for automotive upholstery.

Description

A kind of high-impact delustring ABS modified plastics and preparation method thereof
Technical field
The present invention relates to a kind of ABS modified plastics and preparation method thereof, more specifically relate to the preparation method of a kind of high-impact delustring ABS modified plastics and this ABS material, belong to chemical material technical field.
Background technology
ABS and alloy material thereof have excellent over-all properties, are widely used in the fields such as automobile, household electrical appliances and traffic.When as material for car interior trim parts, because its glossiness is higher, can cause the tired initiation of Driver Vision traffic accident, traditional method is at ABS product surface spraying, covers skin or mould frosted, and to obtain low gloss surface, but cost is higher.Dumb light ABS and alloy material thereof are exempted from spraying, not only can significantly reduce costs, and can reduce environmental pollution that spraying process causes and the injury to human body.At present, organic polymer matting agent, inorganic flatting agent etc. have been widely used in production and the research of dumb light polycarbonate (PC)/ABS alloy material, and consider that cost factor, the dumb light ABS material that demestic user uses mostly are ABS and obtain by adding inorganic flatting agent.
SEBS is widely used as the toughner of ABS material modification, and the relevant report affecting as the matting agent of ABS material and on its glossiness about SEBS is little.Although SEBS has good extinction effect, but due to the increase along with SEBS consumption, its dispersiveness in matrix material can be worse and worse, the particle forming more comes larger, and ratio increases gradually, excessive dispersed phase particles is forced to distortion in the time bearing larger stress, becomes focal point of stress, cause the performance degradation of material, apply in material thereby limited SEBS.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide high-impact delustring ABS plastic material that a kind of preparation cost is low, cost performance is high and preparation method thereof.
For achieving the above object, the present invention is achieved by the following technical solutions:
A kind of high-impact delustring ABS modified plastics, is characterized in that, comprise following component, and the quality percentage composition of each component is:
ABS 72-86%;
Heat resistance accessory 10-15%;
Toughner 2-5%;
Linking agent 0.1-0.5%;
Matting agent SEBS 1-5%;
Oxidation inhibitor 0.2-0.6%.
Further, described heat resistance accessory is any in N-phenylmaleimide, N-N-cyclohexylmaleimide, N-tertiary butyl maleimide.
Described toughner is any in ethene-vinyl acetate-hydroxyl, the positive butyl ester-hydroxyl of ethylene-acrylic acid, the positive butyl ester-glycidyl ester of ethylene-acrylic acid.
Described linking agent is any in 3-(2,3-epoxy the third oxygen) propyl trimethoxy silicane, methyl triacetoxysilane, Ethylene glycol dimethacrylate, dicumyl peroxide, isonitrile uric acid triallyl.
And described oxidation inhibitor is any in four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, two octadecyl pentaerythritol diphosphites.
A preparation method for high-impact delustring ABS modified plastics, is characterized in that, comprises the following steps:
(1) raw material mix: by each component of high-impact delustring ABS modified plastics according to quality percentage composition dry mixed;
(2) melt extrude, preparation high-impact delustring ABS modified plastics: the raw material that step (1) is mixed be placed in twin screw extruder through melt extruding, granulation obtains high-impact delustring ABS modified plastics, wherein melt extrude in process, the temperature in one district is 200-220 DEG C, the temperature in two He San district of districts is 200~225 DEG C, the temperature in 4th district, five He Liu districts of district is 210~225 DEG C, the temperature in 7th district, 8th district, nine He Shi districts of district is 210~230 DEG C, the residence time in Qie Mei district is 1-2min, and pressure is 12-18MPa.
The invention has the beneficial effects as follows: preparation method of the present invention is simple, raw materials cost is cheap, and the present invention by introducing SEBS and the compound delustring system of linking agent in heat-resisting ABS system, not only effectively ensure extinction effect, and solve the dispersion problem of SEBS in matrix material, improved the mechanical properties such as the shock resistance of material itself, the high-impact delustring ABS modified plastics preparing is highly suitable for automotive upholstery.
Embodiment
Below in conjunction with specific embodiment, the present invention is carried out to concrete introduction.
embodiment 1:
By ABS85.6%, N-phenylmaleimide 12%, ethene-vinyl acetate-hydroxyl 2%, antioxidant 1010 (four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester) 0.4% in super mixer, be dry mixed after 5 minutes, again in twin screw extruder through melt extruding, granulation, its condition is: the temperature in a district is 200 DEG C, the temperature in two He San district of districts is 220 DEG C, 4th district, the temperature in five He Liu district of districts is 210 DEG C, 7th district, 8th district, the temperature in nine He Shi district of districts is 230 DEG C, the residence time in Qie Mei district is 1-2min, pressure is 12-18Mpa.
embodiment 2:
By ABS 75.7%, N-N-cyclohexylmaleimide 15%, positive butyl ester-the hydroxyl 4% of ethylene-acrylic acid, matting agent SEBS5 %, the two octadecyl pentaerythritol diphosphites 0.3% of oxidation inhibitor were dry mixed after 3 minutes in super mixer, again in twin screw extruder through melt extruding, granulation, its condition is: the temperature in a district is 210 DEG C, the temperature in two He San district of districts is 225 DEG C, 4th district, the temperature in five He Liu district of districts is 220 DEG C, 7th district, 8th district, the temperature in nine He Shi district of districts is 220 DEG C, the residence time in Qie Mei district is 1-2min, pressure is 12-18MPa.
embodiment 3:
By ABS80.0%, N-tertiary butyl maleimide 15%, positive butyl ester-the glycidyl ester 3% of ethylene-acrylic acid, 3-(2, 3-epoxy the third oxygen) propyl trimethoxy silicane 0.1%, matting agent SEBS 1.5%, antioxidant 1010 (four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester) 0.4% in super mixer, be dry mixed after 5 minutes, again in twin screw extruder through melt extruding, granulation, its condition is: the temperature in a district is 200 DEG C, the temperature in two He San district of districts is 210 DEG C, 4th district, the temperature in five He Liu district of districts is 220 DEG C, 7th district, 8th district, the temperature in nine He Shi district of districts is 230 DEG C, the residence time in Qie Mei district is 1-2min, pressure is 12-18MPa.
embodiment 4:
By ABS80.1%, N-phenylmaleimide 12%, ethene-vinyl acetate-hydroxyl 4%, 3-(2, 3-epoxy the third oxygen) propyl trimethoxy silicane 0.3%, matting agent SEBS 3.2%, the two octadecyl pentaerythritol diphosphites 0.4% of oxidation inhibitor were dry mixed after 5 minutes in super mixer, again in twin screw extruder through melt extruding, granulation, its condition is: the temperature in a district is 220 DEG C, the temperature in two He San district of districts is 225 DEG C, 4th district, the temperature in five He Liu district of districts is 210 DEG C, 7th district, 8th district, the temperature in nine He Shi district of districts is 230 DEG C, the residence time in Qie Mei district is 1-2min, pressure is 12-18MPa.
embodiment 5:
By ABS79.8%, N-tertiary butyl maleimide 10%, positive butyl ester-the hydroxyl 5% of ethylene-acrylic acid, dicumyl peroxide 0.5%, matting agent SEBS 4.5%, oxidation inhibitor four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 0.2% is dry mixed after 4 minutes in super mixer, again in twin screw extruder through melt extruding, granulation, its condition is: the temperature in a district is 210 DEG C, the temperature in two He San district of districts is 220 DEG C, 4th district, the temperature in five He Liu district of districts is 210 DEG C, 7th district, 8th district, the temperature in nine He Shi district of districts is 230 DEG C, the residence time in Qie Mei district is 1-2min, pressure is 12-18MPa.
Performance evaluation mode and implementation standard:
The particulate material that completes as stated above granulation is dried to 2~3 hours in advance in the convection oven of 90~100 DEG C, and then dried particulate material is carried out on injection moulding machine to injection molding sample preparation.
Tensile property test is undertaken by ISO 527-2, and specimen size is 150*10*4mm, and draw speed is 50mm/min; Bending property test is undertaken by ISO 178, and specimen size is 80*10*4mm, and rate of bending is 2mm/min, and span is 64mm; Simple beam impact strength is undertaken by ISO 179, and specimen size is 80*6*4mm, and notch depth is sample thickness 1/3rd; Heat-drawn wire is undertaken by ISO 75, and specimen size is 120*10*4.0mm, and load is 0.45MPa; Test sample need be placed 48 hours at 23 DEG C before test.
The comprehensive mechanical property of material passes through the shock strength of test gained, tensile strength, and flexural strength, the numerical value of modulus in flexure and thermal change type temperature is passed judgment on; Glossiness, with 60 ° of angles illumination detecting signals, is passed judgment on two kinds of numerical value of light face and dermatoglyph face, is worth littlely, and extinction is better.
Table 1: the formula of embodiment 1-5 and material property table:
As shown in Table 1, along with adding of linking agent, not only extinction effect is much improved, and the mechanical property such as impact, bending, stretching has and significantly improves, in the time that the consumption of linking agent reaches 0.3%, extinction effect is best, the impact mechanical strength of Denging also reaches maximum value; And in the time that linking agent continues to increase, degree of crosslinking is too high, active chain segment length diminishes, and spatial network diminishes, strength decreased.So introduce the delustring system of linking agent and SEBS in ABS system, not only extinction effect is greatly improved, the mechanical strengths such as the impact of material, bending, stretching are also greatly improved, while having overcome independent use SEBS, though extinction effect increases, but dispersion effect is poor, a lot of shortcomings of mechanical properties decrease such as impact.
The present invention is illustrated and should be appreciated that above-described embodiment does not limit the present invention in any form according to above-described embodiment, and all employings are equal to replaces or the technical scheme that obtains of equivalent transformation mode, within all dropping on protection scope of the present invention.

Claims (6)

1. a high-impact delustring ABS modified plastics, is characterized in that, comprises following component, and the quality percentage composition of each component is:
ABS 72-86%;
Heat resistance accessory 10-15%;
Toughner 2-5%;
Linking agent 0.1-0.5%;
Matting agent SEBS 1-5%;
Oxidation inhibitor 0.2-0.6%.
2. a kind of high-impact delustring ABS modified plastics according to claim 1, is characterized in that, described heat resistance accessory is any in N-phenylmaleimide, N-N-cyclohexylmaleimide, N-tertiary butyl maleimide.
3. a kind of high-impact delustring ABS modified plastics according to claim 1, is characterized in that, described toughner is any in ethene-vinyl acetate-hydroxyl, the positive butyl ester-hydroxyl of ethylene-acrylic acid, the positive butyl ester-glycidyl ester of ethylene-acrylic acid.
4. a kind of high-impact delustring ABS modified plastics according to claim 1, it is characterized in that, described linking agent is any in 3-(2,3-epoxy the third oxygen) propyl trimethoxy silicane, methyl triacetoxysilane, Ethylene glycol dimethacrylate, dicumyl peroxide, isonitrile uric acid triallyl.
5. a kind of high-impact delustring ABS modified plastics according to claim 1, it is characterized in that, described oxidation inhibitor is any in four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, two octadecyl pentaerythritol diphosphites.
6. a preparation method for high-impact delustring ABS modified plastics, is characterized in that, comprises the following steps:
(1) raw material mix: by each component of high-impact delustring ABS modified plastics according to quality percentage composition dry mixed;
(2) melt extrude, preparation high-impact delustring ABS modified plastics: the raw material that step (1) is mixed be placed in twin screw extruder through melt extruding, granulation obtains high-impact delustring ABS modified plastics, wherein melt extrude in process, the temperature in one district is 200-220 DEG C, the temperature in two He San district of districts is 200~225 DEG C, the temperature in 4th district, five He Liu districts of district is 210~225 DEG C, the temperature in 7th district, 8th district, nine He Shi districts of district is 210~230 DEG C, the residence time in Qie Mei district is 1-2min, and pressure is 12-18MPa.
CN201410115272.6A 2014-03-25 2014-03-25 High impact extinctive ABS (Acrylonitrile Butadiene Styrene) modified plastic and preparation method thereof Pending CN103923432A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104403061A (en) * 2014-12-19 2015-03-11 上海锦湖日丽塑料有限公司 ABS resin composition with matte effect and preparation method of ABS resin composition
CN104725700A (en) * 2015-03-14 2015-06-24 芜湖众力部件有限公司 Impact-resistant and heat-resistant modified plastic and production method thereof
CN108164914A (en) * 2017-12-26 2018-06-15 浙江普利特新材料有限公司 A kind of fretting map injection ABS composite material and preparation method thereof
CN109897332A (en) * 2019-03-06 2019-06-18 常州市信合久复合材料科技有限公司 Automotive upholstery thermoformable matt ABS plastic and preparation method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102199343A (en) * 2011-01-27 2011-09-28 上海锦湖日丽塑料有限公司 Dumb thermoplastic polyurethane elastomer composition and preparation method thereof
CN103232679A (en) * 2013-04-18 2013-08-07 苏州旭光聚合物有限公司 Low-glossiness ABS (acrylonitrile-butadiene-styrene) resin
CN103333452A (en) * 2013-06-08 2013-10-02 宁波康氏塑料科技有限公司 Heat-resistant modified plastic

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102199343A (en) * 2011-01-27 2011-09-28 上海锦湖日丽塑料有限公司 Dumb thermoplastic polyurethane elastomer composition and preparation method thereof
CN103232679A (en) * 2013-04-18 2013-08-07 苏州旭光聚合物有限公司 Low-glossiness ABS (acrylonitrile-butadiene-styrene) resin
CN103333452A (en) * 2013-06-08 2013-10-02 宁波康氏塑料科技有限公司 Heat-resistant modified plastic

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104403061A (en) * 2014-12-19 2015-03-11 上海锦湖日丽塑料有限公司 ABS resin composition with matte effect and preparation method of ABS resin composition
CN104403061B (en) * 2014-12-19 2017-03-29 上海锦湖日丽塑料有限公司 A kind of ABS resin compositionss with matte effect and preparation method thereof
CN104725700A (en) * 2015-03-14 2015-06-24 芜湖众力部件有限公司 Impact-resistant and heat-resistant modified plastic and production method thereof
CN108164914A (en) * 2017-12-26 2018-06-15 浙江普利特新材料有限公司 A kind of fretting map injection ABS composite material and preparation method thereof
CN108164914B (en) * 2017-12-26 2020-12-15 浙江普利特新材料有限公司 Micro-foaming injection molding ABS composite material and preparation method thereof
CN109897332A (en) * 2019-03-06 2019-06-18 常州市信合久复合材料科技有限公司 Automotive upholstery thermoformable matt ABS plastic and preparation method

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Application publication date: 20140716