CN106366609A - High-rigidity high-toughness PC/ABS+MF composite material and preparation method thereof - Google Patents

High-rigidity high-toughness PC/ABS+MF composite material and preparation method thereof Download PDF

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Publication number
CN106366609A
CN106366609A CN201610768233.5A CN201610768233A CN106366609A CN 106366609 A CN106366609 A CN 106366609A CN 201610768233 A CN201610768233 A CN 201610768233A CN 106366609 A CN106366609 A CN 106366609A
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China
Prior art keywords
abs
composite
rigidity
tenacity
antioxidant
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CN201610768233.5A
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Inventor
魏子芳
丁有朝
李卫
邵禹通
黄骎
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HEFEI ORINKO PLASTICS GROUP CO Ltd
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HEFEI ORINKO PLASTICS GROUP CO Ltd
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Priority to CN201610768233.5A priority Critical patent/CN106366609A/en
Publication of CN106366609A publication Critical patent/CN106366609A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

Abstract

The invention relates to the technical field of macromolecules, in particular to a high-rigidity high-toughness PC/ABS+MF composite material. The high-rigidity high-toughness PC/ABS+MF composite material is prepared from the following raw materials in parts by weight: PC resin 55-65 parts, ABS resin 2-10 parts, BDP fire retardant 10-15 parts, a toughener 3-10 parts, MF filler 10-20 parts, an antioxidant 0.2-1 part and a lubricant 0.5-1 part. The mixed materials are fed into a parallel twin screw extruder, and are melted, extruded and granulated to obtain the PC/ABS+MF composite material. Strength and toughness of the prepared PC/ABS+MF composite material are balanced well, bending modulus is greater than or equal to 4,000 Mpa, notched impact of a cantilever beam is greater than or equal to 60 J/m, and density is smaller than 1.30 g/cm<3>. Compared with an existing PC/ABS+10% GF or ABS+ 10% GF material for a front frame of a television, the high-rigidity high-toughness PC/ABS+MF composite material has the characteristics that damage of glass fibers to molds in a long-time production process is reduced, the problem that highlight molds need to be polished in long-time injection molding is solved obviously, production efficiency is improved, and meanwhile, compared with a PCABS+ 10% GF or ABS+ 10% GF product, PCABS+ MF has more smooth surface, and has good gold stamping effect.

Description

A kind of high rigidity high tenacity pc/abs+mf composite and preparation method thereof
Technical field
The present invention relates to technical field of macromolecules and in particular to a kind of high rigidity high tenacity pc/abs+mf composite and Its preparation method.
Background technology
TV set front frame material is mainly pc/abs+10%gf (gf, glassfiber) or abs+ in the market 10%gf material, the innovation and application of pc/abs+10%gf and abs+10%gf material allows ultra-thin, narrow frame TV set front frame to set Meter is possibly realized.Pc/abs+10%gf and abs+10%gf material in use, is molded the damage to mould for the glass for a long time Seriously, affect the bloom mirror effect of product, need constantly to be processed by shot blasting.Design pc/abs+mf (mf, mineral for this Fiber) material solves long-term injection mold and polishes problem, improves the production efficiency of TV set front frame.
Merlon (pc) is a kind of armorphous thermoplastic resin of high comprehensive performance, have excellent electrical insulating property, Extensibility, dimensional stability and chemical resistance, and there is higher intensity, thermostability and tolerance to cold;Also there is self-extinguishment, resistance The advantages of combustion, nontoxic, pigmentable, but after pc material molding, residual stress is big, easily ftractures, and extremely sensitive to breach.So Polycarbonate starting material can not be directly used on television set and do front frame it is necessary to process modification could be as the front frame of television set.Mesh Front people add abs or toughener to adjust the mobility of pc material and toughness so as to be easier processing and tough sexual satisfaction mostly Product requires.But the rigidity that so then can lead to pc material declines, it is unfavorable for the pursuit of television set narrow frame.
The comprehensive mechanical property of acrylonitrile-butadiene-styrene terpolymer (abbreviation abs resin) is very outstanding, no Only there is good rigid, hardness and processing fluidity, and there is high tenacity feature, can be molded, extrude or thermoforming. The advantage of abs resin is impact resilience, sound-proofing, scratch-resistant, and thermostability more preferably, is particularly well-suited to horizontal impact resilience and using temperature Spend more strict part.Abs resin is easily worked, and processing dimension stability and lustrous surface are good, can be widely applied to electronics Appliance field, has obvious advantage in electronic apparatus market, the competition of abs/pc engineering plastic alloy in recent years, is requiring Leading position is occupied in fire-retardant and high heat-resisting electronic/electrical device market.
Content of the invention
For overcoming the deficiencies in the prior art, the invention discloses a kind of high glaze, high flowing, the high rigidity high-ductility of lower shrinkage Property pc/abs+mf composite and preparation method thereof.
The high rigidity high tenacity pc/abs+mf composite that the inventive method is obtained, can be obtained good by rhcm mould Good surface bloom effect, there is good mobile performance simultaneously it is achieved that rigidity and toughness well balanced.
The technical scheme is that a kind of high rigidity high tenacity pc/abs+mf composite, by following raw materials according by weight Part composition:
Further, described pc resin is fatty poly-ester carbonate, at least one in aromatic copolycarbonate.
Described abs resin is substance law or emulsion method synthesizes, and its particle diameter is 190-340nm.
Described toughener is the terpolymer of MBS.
Described antioxidant is Hinered phenols antioxidant, monothioester kind antioxidant, in phosphite ester kind antioxidant at least A kind of.
Described Hinered phenols antioxidant is antioxidant 1076, and monothioester kind antioxidant is dltp, phosphite ester kind antioxidant For irgasfos 168.
At least one in Tissuemat E, stearate, lignite wax, pentaerythritol stearate for the described lubricant.
A kind of method preparing above-mentioned high rigidity high tenacity pc/abs+mf composite, comprises the following steps:
(1) weigh pc resin, abs resin, toughener, antioxidant, lubricant by proportioning, add together and be connected with nitrogen protection Mixer high speed mixing 2-10 minute;
(2) under nitrogen protection, (1) mixed material is put in parallel double-screw extruder and melt, then from extruder Side spout add mf filling, simultaneously pass through liquid pump extruder side spout add bdp fire retardant, extruded, pelletize, Prepared high rigidity high tenacity pc/abs+mf composite;The barrel zone temperature of wherein extruder is 210-260 DEG C, and screw speed is 400-600r/min, vacuum is -0.04--0.1mpa.
In the present invention, the species of stearate is more, refer mainly to sodium stearate, magnesium stearate, calcium stearate, lead stearate, Aluminium stearate, cadmium stearate, ferric stearate, potassium stearate.
The high rigidity high tenacity pc/abs+mf composite of the present invention has the advantages that with respect to prior art
1st, the high rigidity high tenacity pc/abs+mf composite that the present invention is obtained is using general pc, abs base material, bdp Fire retardant, toughener, lubricant and antioxidant are obtained, and its raw material is easy to get and can be directly used for industrialized production.
2nd, according to conventional sense standard detection, the present invention preparation high rigidity high tenacity pc/abs+mf composite close Degree < 1.30g/cm3, bending moduluses >=4000mpa, Izod notched impact >=60j/m, so as to substitute before existing television set Frame material, meets contemporary tv machine narrow frame and ultra-thin requirement.
3rd, when the high rigidity high tenacity pc/abs+mf composite of the present invention passes through rhcm mold injection molding, can obtain Obtain high finish surface effect well, improve the appearance looks elegant degree of shaped article.
4th, the high rigidity high tenacity pc/abs+mf composite of the present invention can reduce the damage to mould for the glass, reduces The polishing number of times of high gloss mold, improve production efficiency.
5th, the high rigidity high tenacity pc/abs+mf composite of the present invention has splendid surface effect, and bronzing effect is excellent Different.
6th, can be used for solving the problems, such as the recovery and reusing and recycling of two waste or used plastics source pc and abs.
Specific embodiment
For being best understood from the present invention, with reference to embodiment, the invention will be further described, and following examples are only right The present invention illustrates rather than it is limited.
Embodiment one:
High rigidity high tenacity pc/abs+mf composite in the present embodiment is made up of by weight following raw materials according:
Concrete preparation method comprises the following steps:
(1) by 60 parts of aromatic copolycarbonates, 2 parts of acrylonitrile-butadiene-styrene terpolymers, 10 parts of methyl-prop E pioic acid methyl ester-butadiene-styrene terpolymer, 0.1 part of antioxidant 1076,0.2 part of irgasfos 168,0.2 part of antioxidant Dltp, 0.5 part of pentaerythritol stearate, 0.5 part of Tissuemat E, add the mixer high speed mixing 2 being connected with nitrogen protection Minute;
(2) under nitrogen protection, (1) mixed material is put in parallel double-screw extruder and melt, then from extruder Side spout adds 15 parts of Pulvis Talci (m05slc), and the side spout simultaneously passing through liquid pump in extruder adds bdp fire retardant 13 parts, extruded, pelletize, prepared high rigidity high tenacity pc/abs+mf composite;The barrel zone temperature of wherein extruder is 210- 260 DEG C, screw speed is 400r/min, and melt pressure is 1.5mpa, and vacuum is -0.04mpa, that is, high flowing, bloom are obtained Pool, the high rigidity high tenacity pc/abs+mf composite of lower shrinkage.
Embodiment two:
High rigidity high tenacity pc/abs+mf composite in this example is made up of by weight following raw materials according:
Concrete preparation method comprises the following steps:
(1) by 65 parts of aromatic copolycarbonates, 2 parts of acrylonitrile-butadiene-styrene terpolymers, 3 parts of metering systems Sour methyl ester-butadiene-styrene terpolymer, 0.1 part of antioxidant 1076,0.2 part of irgasfos 168,0.5 part of calcium stearate, The mixer high speed being connected with nitrogen protection is added to mix 2 minutes;
(2) under nitrogen protection, (1) mixed material is put in parallel double-screw extruder and melt, then from extruder Side spout adds 20 parts of wollastonite (4w), and the side spout simultaneously passing through liquid pump in extruder adds 10 parts of bdp fire retardant, Extruded, pelletize, prepared high rigidity high tenacity pc/abs+mf composite;The barrel zone temperature of wherein extruder is 210-260 DEG C, screw speed be 400r/min, melt pressure be 1.5mpa, vacuum be -0.04mpa, that is, be obtained height flowing, high glaze, The high rigidity high tenacity pc/abs+mf composite of lower shrinkage.
Embodiment three:
High rigidity high tenacity pc/abs+mf composite in the present embodiment is made up of by weight following raw materials according:
Concrete preparation method comprises the following steps:
(1) by 62 parts of aromatic copolycarbonates, 10 parts of acrylonitrile-butadiene-styrene terpolymers, 3 parts of methyl-prop E pioic acid methyl ester-butadiene-styrene terpolymer, 0.5 part of antioxidant 1076,0.3 part of irgasfos 168,0.2 part of antioxidant Dltp, 0.5 part of pentaerythritol stearate, 0.5 part of lignite wax, add the mixer high speed being connected with nitrogen protection to mix 2 points Clock;
(2) under nitrogen protection, (1) mixed material is put in parallel double-screw extruder and melt, then from extruder Side spout adds 10 parts of Pulvis Talci (m05slc), and the side spout simultaneously passing through liquid pump in extruder adds bdp fire retardant 15 parts, extruded, pelletize, prepared high rigidity high tenacity pc/abs+mf composite;The barrel zone temperature of wherein extruder is 210- 260 DEG C, screw speed is 400r/min, and melt pressure is 1.5mpa, and vacuum is -0.04mpa, that is, high flowing, bloom are obtained Pool, the high rigidity high tenacity pc/abs+mf composite of lower shrinkage.
Example IV
High rigidity high tenacity pc/abs+mf composite in the present embodiment is made up of by weight following raw materials according:
Concrete preparation method comprises the following steps:
(1) by 55 parts of aromatic copolycarbonates, 7 parts of acrylonitrile-butadiene-styrene terpolymers, 7 parts of metering systems Sour methyl ester-butadiene-styrene terpolymer, 0.1 part of antioxidant 1076,0.2 part of irgasfos 168,0.2 part of antioxidant Dltp, 0.5 part of pentaerythritol stearate, 0.5 part of Tissuemat E, add the mixer high speed mixing 2 being connected with nitrogen protection Minute;
(2) under nitrogen protection, (1) mixed material is put in parallel double-screw extruder and melt, then from extruder Side spout adds 15 parts of Pulvis Talci (m05slc), and the side spout simultaneously passing through liquid pump in extruder adds bdp fire retardant 15 parts, extruded, pelletize, prepared high rigidity high tenacity pc/abs+mf composite;The barrel zone temperature of wherein extruder is 210- 260 DEG C, screw speed is 400r/min, and melt pressure is 1.5mpa, and vacuum is -0.04mpa, that is, high flowing, bloom are obtained Pool, the high rigidity high tenacity pc/abs+mf composite of lower shrinkage.
Comparative example
Polycarbafil composite in the present embodiment is made up of by weight following raw materials according:
Concrete preparation method comprises the following steps:
(1) by 65 parts of aromatic copolycarbonates, 5 parts of acrylonitrile-butadiene-phenylethylene terpolymers, 6 parts of metering systems Sour methyl ester-butadiene-styrene terpolymer, 0.5 part of antioxidant 1076,0.3 part of irgasfos 168,0.2 part of antioxidant Dltp, 0.5 part of pentaerythritol stearate, 0.5 part of lignite wax, add the mixer high speed being connected with nitrogen protection to mix 2 points Clock;
(2) under nitrogen protection, (1) mixed material is put in parallel double-screw extruder and melt, then from extruder Side spout adds 10 parts of glass fibre, and the side spout simultaneously passing through liquid pump in extruder adds 14 parts of bdp fire retardant, warp Extrusion, pelletize, prepared polycarbafil composite;The barrel zone temperature of wherein extruder is 210-260 DEG C, and screw speed is 400r/min, melt pressure is 1.5mpa, and vacuum is -0.04mpa, i.e. the flowing of prepared height, high glaze, the enhancing of lower shrinkage gathers Carbonic ester composite.
The material that the prepared high rigidity high tenacity pc/abs+mf composite of above-described embodiment 1-4 and comparative example are obtained According to its tensile strength of coherent detection standard testing, elongation at break, bending strength, bending moduluses, Izod notched impact strong, Density and shrinkage factor, its examination criteria is as shown in table 1 below with testing result:
Table 1: the high rigidity high tenacity pc/abs+mf composite of embodiment 1-4 and the main physical property of comparative example material refer to Mark
As seen from Table 1, pc/abs+mf material substitution pc/abs+10%gf material is not decreased obviously in performance, In emphasis index bending strength, the standard of satisfaction >=4000mpa, also more outstanding than pcabs+10%gf.In terms of toughness, meet The requirement to toughness >=60j/m for the television main factory, and it is substantially better than the toughness of pcabs+10%gf.Density < 1.30g/ Cm3, and pcabs+10%gf is quite, does not substantially increase weight.
As added the functions such as UV absorbers, light stabilizer, antistatic additive, coloring agent in component in preparing of the present invention Auxiliary agent, makes composite have individual features and is also protected by the present invention.
The above embodiment is only that the preferred embodiment of the present invention is described, the not model to the present invention Enclose and be defined, on the premise of without departing from design spirit of the present invention, the technical side to the present invention for the those of ordinary skill in the art Various modifications and improvement that case is made, all should fall in the protection domain of claims of the present invention determination.

Claims (8)

1. a kind of pc/abs+mf composite of high rigidity high tenacity, its preparing raw material by pc resin, abs resin, toughener, Mf filling and auxiliary agent composition it is characterised in that: described preparing raw material forms as follows by weight:
Pc resin 55-65 part,
Abs resin 2-10 part,
Bdp fire retardant 10-15 part,
Mf fills 10-20 part,
Toughener 3-10 part,
Antioxidant 0.2-1 part,
Lubricant 0.5-1 part.
2. high rigidity high tenacity pc/abs+mf composite according to claim 1 it is characterised in that: described pc tree Fat is fatty poly-ester carbonate, at least one in aromatic copolycarbonate.
3. high rigidity high tenacity pc/abs+mf composite according to claim 1 it is characterised in that: described abs tree Fat is substance law or emulsion method synthesizes, and its particle diameter is 190-340nm.
4. high rigidity high tenacity pc/abs+mf composite according to claim 1 it is characterised in that: described is toughness reinforcing Agent is the terpolymer of MBS.
5. high rigidity high tenacity pc/abs+mf composite according to claim 1 it is characterised in that: described antioxygen Agent is Hinered phenols antioxidant, monothioester kind antioxidant, at least one in phosphite ester kind antioxidant.
6. high rigidity high tenacity pc/abs+mf composite according to claim 5 it is characterised in that: described hindered phenol Kind antioxidant is antioxidant 1076, and monothioester kind antioxidant is dltp, and phosphite ester kind antioxidant is irgasfos 168.
7. high rigidity high tenacity pc/abs+mf composite according to claim 1 it is characterised in that: described lubricant At least one in Tissuemat E, stearate, lignite wax, pentaerythritol stearate.
8. a kind of method preparing high rigidity high tenacity pc/abs+mf composite as claimed in claim 1, its feature exists In: comprise the following steps:
(1) weigh pc resin, abs resin, toughener, antioxidant, lubricant by proportioning, add together and be connected with the mixed of nitrogen protection Conjunction machine high speed mixes 2-10 minute;
(2) under nitrogen protection, (1) mixed material is put in parallel double-screw extruder and melt, then feed from the side of extruder Material mouth adds mf filling, and the side spout simultaneously passing through liquid pump in extruder adds bdp fire retardant, and extruded, pelletize is obtained High rigidity high tenacity pc/abs+mf composite;The barrel zone temperature of wherein extruder is 210-260 DEG C, and screw speed is 400- 600r/min, vacuum is -0.04--0.1mpa.
CN201610768233.5A 2016-08-29 2016-08-29 High-rigidity high-toughness PC/ABS+MF composite material and preparation method thereof Pending CN106366609A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107141755A (en) * 2017-05-26 2017-09-08 合肥会通新材料有限公司 A kind of bloom exempts from sprayed on material and preparation method thereof
CN109732866A (en) * 2018-12-28 2019-05-10 太仓意欣智能科技有限公司 A kind of more Shooting Technique one-step moulding methods for high tenacity home appliance panel
CN111087787A (en) * 2019-12-28 2020-05-01 会通新材料股份有限公司 Biodegradable fiber reinforced PC/ABS composite material
CN111568270A (en) * 2019-02-16 2020-08-25 宁波团团工业设计有限公司 Washbasin and manufacturing method thereof

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CN101875771A (en) * 2010-07-14 2010-11-03 深圳市科聚新材料有限公司 Environmentally-friendly halogen-free PC/ABS alloy and preparation method thereof
CN103467958A (en) * 2013-09-03 2013-12-25 上海锦湖日丽塑料有限公司 Inorganic filler reinforced halogen-free flame retardant PC (polycarbonate)/ABS (acrylonitrile-butadiene-styrene) alloy and preparation method thereof
CN103740085A (en) * 2013-12-30 2014-04-23 安徽科聚新材料有限公司 Antistatic mineral reinforced halogen-free flame-retardant PC/ABS (polycarbonate/acrylonitrile butadiene styrene) material and preparation method thereof
CN105504745A (en) * 2015-12-25 2016-04-20 金发科技股份有限公司 Polycarbonate composite

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101875771A (en) * 2010-07-14 2010-11-03 深圳市科聚新材料有限公司 Environmentally-friendly halogen-free PC/ABS alloy and preparation method thereof
CN103467958A (en) * 2013-09-03 2013-12-25 上海锦湖日丽塑料有限公司 Inorganic filler reinforced halogen-free flame retardant PC (polycarbonate)/ABS (acrylonitrile-butadiene-styrene) alloy and preparation method thereof
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CN105504745A (en) * 2015-12-25 2016-04-20 金发科技股份有限公司 Polycarbonate composite

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107141755A (en) * 2017-05-26 2017-09-08 合肥会通新材料有限公司 A kind of bloom exempts from sprayed on material and preparation method thereof
CN109732866A (en) * 2018-12-28 2019-05-10 太仓意欣智能科技有限公司 A kind of more Shooting Technique one-step moulding methods for high tenacity home appliance panel
CN111568270A (en) * 2019-02-16 2020-08-25 宁波团团工业设计有限公司 Washbasin and manufacturing method thereof
CN111087787A (en) * 2019-12-28 2020-05-01 会通新材料股份有限公司 Biodegradable fiber reinforced PC/ABS composite material

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Application publication date: 20170201