CN101531790B - Method for preparing high-toughness slow-burning HIPS compound by using PS recycled materials - Google Patents

Method for preparing high-toughness slow-burning HIPS compound by using PS recycled materials Download PDF

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Publication number
CN101531790B
CN101531790B CN2008100655455A CN200810065545A CN101531790B CN 101531790 B CN101531790 B CN 101531790B CN 2008100655455 A CN2008100655455 A CN 2008100655455A CN 200810065545 A CN200810065545 A CN 200810065545A CN 101531790 B CN101531790 B CN 101531790B
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China
Prior art keywords
mixture
reclaimed materials
toughner
hips
styrene
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CN2008100655455A
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Chinese (zh)
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CN101531790A (en
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不公告发明人
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深圳市亚塑科技有限公司
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Abstract

A method for preparing a high-toughness slow-burning HIPS compound by using PS recycled materials belongs to the field of polymer materials. The compound includes the components with weight percentages as follows: 70-90% of various types of PS recycled materials after application, 5-10% of bromine flame retardants, 2-3% of flame-retardant synergist, 4-8% of toughening agent, 1-4% of heat stabilizer, 1-3% of anti-oxidant and 0.5-5% of processing aid, and prepared by adopting processes of high-speed premixing, dispersing and one-time extrusion. The compound solves the problem of preparing recycled plastic HIPS by utilizing the existing various types of waste PS plastic products, has high impact strength, good toughness, flame retardant property reaching FH-3 grade, good lustrous surface andeasy processing and forming, is widely applied in the fields of household electrical appliances such as displays, televisions, and the like, and recycles the PS, thus realizing the regeneration and comprehensive utilization of resources, and not causing extra burden on environment.

Description

The PS reclaimed materials is made the preparation method of high tenacity deflagration HIPS mixture

Technical field

The present invention relates to reclaim the thermoplastic resin composition field in the polymer modification technology, be specifically related to the PS reclaimed materials and make prescription of high tenacity deflagration HIPS mixture and preparation method thereof.

Technical background:

HIPS realizes industrialization in nineteen thirty, as one of five big general-purpose plastics, is widely used in industries such as electronics, electrical equipment, automobile, household electrical appliances, instrument, daily necessities, toy for many years; Plastics and plastics are in the evolution of last 100 years; for Human's production and life have brought huge contribution and unlimited convenience; but As time goes on some plastics are after its life cycle finishes; plastic refuse has become an increasingly serious problem; the China plastic working deputy secretary-general of TIA; the plastic reclaimed secretary general Ma Zhanfeng of special commission that utilizes also thinks; landfill is not to tackle waste plastic the best way; he says; " weight of plastics in rubbish is little; volume is big; determined its unsuitable landfill of ultimate disposal; and it is the very high macromolecular material of calorific value; recycle the fundamental state policy that meets China's Sustainable development; also can make full use of its inherent value, and economize on resources; protection environment ".The consumption of PS is big, the amount of the defective material in the production of articles process, mouth of a river material and reclaimed materials is also many, therefore the PS reclaimed materials is carried out modification makes its repeated use, for industry provides high performance regenerative raw materials, for society provides the energy recycle approach of clean and effective, realize that the resource regeneration of plastics is significant.

Summary of the invention:

The object of the present invention is to provide a kind of PS reclaimed materials to make the prescription and the manufacture craft thereof of high tenacity deflagration HIPS mixture, PS is reclaimed modification.

For achieving the above object, the prescription that PS reclaimed materials provided by the invention is made high tenacity deflagration HIPS mixture is to add toughner, toughner, fire retardant, thermo-stabilizer, oxidation inhibitor, processing aid etc. to carry out modification in the PS reclaimed materials, delay performance thereby improve mechanical property and burning, realize the economic recovery utilization.

PS reclaimed materials provided by the invention is made high tenacity deflagration HIPS mixture, by forming as following component:

(1) PS reclaimed materials 70--90 part

(2) toughner 1 5--10 part

(3) toughner 2 3--5 parts

(4) bromide fire retardant 5--10 part

(5) fire retarding synergist 2--3 part

(6) thermo-stabilizer 1--4 part

(7) oxidation inhibitor 1--3 part

(8) processing aid 0.5--5 part.

Perhaps

1) reclaims PS 70--90 part

(2) toughner 1 5--10 part

(3) toughner 2 3--5 parts

(4) bromide fire retardant 5--8 part

(5) fire retarding synergist 2--6 part

(6) thermo-stabilizer 0.2--1.0 part

(7) oxidation inhibitor 0.2-0.8 part

(8) processing aid 0.5-1.2 part

Perhaps

(1) the PS reclaimed materials is 70~90 parts

(2) toughner is 1 5~10 parts

(3) toughner is 2 3~5 parts

(4) bromide fire retardant is 5~8 parts

(5) fire retarding synergist is 2~6 parts

(6) thermo-stabilizer is 0.2~1.0 part

(7) oxidation inhibitor is 0.2~0.8 part

(8) processing aid is 0.2~1.2 part.

Described PS reclaimed materials gets through screening is broken for discarded and out of date plastics;

Described toughner 1 is hydrogenated styrene-butadiene-styrene block-grafted maleic anhydride multipolymer SEBS-g-MA, styrene acrylic fourth fat binary graft modification ethylene-propylene rubber(EPR) EPDM-g-st/BA;

Described toughner 2 is styrene isoprene styrene block copolymer (SIS) SIS, styrene-butadiene-styrene block copolymer SBS;

Described bromide fire retardant is one or more the mixture that is selected from TDE, decabromodiphynly oxide, eight bromo ether, tetrabromo-bisphenol polycarbonate oligopolymer, the brominated epoxy resin;

Described fire retarding synergist is one or more the mixture in antimonous oxide, antimony peroxide, zinc borate or the magnesium hydroxide;

Described processing aid is one or more the mixture in EBS, EBL, E wax, stearic acid, calcium stearate, Zinic stearas, the barium stearate.

Described thermo-stabilizer is one or more the mixture in thiol-butyl tin, the rare-earth stabilizer.Described oxidation inhibitor is one or more the mixture in antioxidant 1010 or the antioxidant 1076,168.

The mixture standard batten of various embodiments of the present invention preparation is tested according to national standard, and is as shown in table 1;

Table 1 test execution standard

The preparation method that PS reclaimed materials of the present invention is made high tenacity deflagration HIPS mixture comprises the above each component by described amount through high-speed mixing, again by fusion, blend, extrude, tie rod, pelletizing, drying, metering, packing.Used melt blending equipment is general-purpose equipment, as kneader, twin screw extruder, single screw extrusion machine etc.

Embodiment 1-5

After each component is mixed in proportion in will showing, puts into twin screw extruder and extrude, the extruder screw rotating speed is 350r/min, and extruder temperature is: a district: 165 ℃; Two districts: 190 ℃; Three districts: 192 ℃; Four districts: 195 ℃; Five districts: 195 ℃ of six district: 193 ℃; Seven districts: 190 ℃; Eight districts: 185 ℃; Head: melt extrude granulation under 170 ℃ the condition.The example performance test results sees Table 2.

Table 2 example performance test results

Claims (6)

1. the high tenacity deflagration HIPS mixture made of a PS reclaimed materials comprises following the composition by mass fraction:
(1) PS reclaimed materials 70--90 part
(2) toughner 1 5--10 part
(3) toughner 2 3--5 parts
(4) bromide fire retardant 5--10 part
(5) fire retarding synergist 2--3 part
(6) thermo-stabilizer 1--4 part
(7) oxidation inhibitor 1--3 part
(8) processing aid 0.5--5 part;
Described PS reclaimed materials gets through screening is broken for discarded and out of date plastics;
Described toughner 1 is hydrogenated styrene-butadiene-styrene block-grafted maleic anhydride multipolymer SEBS-g-MA, styrene acrylic fourth fat binary graft modification ethylene-propylene rubber(EPR) EPDM-g-st/BA;
Described toughner 2 is styrene isoprene styrene block copolymer (SIS) SIS, styrene-butadiene-styrene block copolymer SBS;
Described bromide fire retardant is one or more the mixture that is selected from TDE, decabromodiphynly oxide, eight bromo ether, tetrabromo-bisphenol polycarbonate oligopolymer, the brominated epoxy resin;
Described fire retarding synergist is one or more the mixture in antimonous oxide, antimony peroxide, zinc borate or the magnesium hydroxide;
Described processing aid is one or more the mixture in EBS, EBL, E wax, stearic acid, calcium stearate, Zinic stearas, the barium stearate.
2. the high tenacity deflagration HIPS mixture that PS reclaimed materials according to claim 1 is made is characterized in that, described thermo-stabilizer is one or more the mixture in thiol-butyl tin, the rare-earth stabilizer.
3. the high tenacity deflagration HIPS mixture that PS reclaimed materials according to claim 1 is made is characterized in that, described oxidation inhibitor is one or more the mixture in antioxidant 1010 or the antioxidant 1076,168.
4. the high tenacity deflagration HIPS mixture that the PS reclaimed materials is made is characterized in that, the following component of calculating is according to the mass fraction formed:
(1) the PS reclaimed materials is 70~90 parts
(2) toughner is 1 5~10 parts
(3) toughner is 2 3~5 parts
(4) bromide fire retardant is 5~8 parts
(5) fire retarding synergist is 2~6 parts
(6) thermo-stabilizer is 0.2~1.0 part
(7) oxidation inhibitor is 0.2~0.8 part
(8) processing aid is 0.2~1.2 part;
Described PS reclaimed materials gets through screening is broken for discarded and out of date plastics;
Described toughner 1 is hydrogenated styrene-butadiene-styrene block-grafted maleic anhydride multipolymer SEBS-g-MA, styrene acrylic fourth fat binary graft modification ethylene-propylene rubber(EPR) EPDM-g-st/BA;
Described toughner 2 is styrene isoprene styrene block copolymer (SIS) SIS, styrene-butadiene-styrene block copolymer SBS;
Described bromide fire retardant is one or more the mixture that is selected from TDE, decabromodiphynly oxide, eight bromo ether, tetrabromo-bisphenol polycarbonate oligopolymer, the brominated epoxy resin;
Described fire retarding synergist is one or more the mixture in antimonous oxide, antimony peroxide, zinc borate or the magnesium hydroxide;
Described processing aid is one or more the mixture in EBS, EBL, E wax, stearic acid, calcium stearate, Zinic stearas, the barium stearate.
5. the high tenacity deflagration HIPS mixture that PS reclaimed materials according to claim 4 is made is characterized in that, described thermo-stabilizer is one or more the mixture in thiol-butyl tin, the rare-earth stabilizer.
6. the high tenacity deflagration HIPS mixture that PS reclaimed materials according to claim 4 is made is characterized in that, described oxidation inhibitor is one or more the mixture in antioxidant 1010 or the antioxidant 1076,168.
CN2008100655455A 2008-03-13 2008-03-13 Method for preparing high-toughness slow-burning HIPS compound by using PS recycled materials CN101531790B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008100655455A CN101531790B (en) 2008-03-13 2008-03-13 Method for preparing high-toughness slow-burning HIPS compound by using PS recycled materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008100655455A CN101531790B (en) 2008-03-13 2008-03-13 Method for preparing high-toughness slow-burning HIPS compound by using PS recycled materials

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CN101531790B true CN101531790B (en) 2011-05-04

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Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102241861A (en) * 2010-05-12 2011-11-16 上海英科实业有限公司 Flame retardant polystyrene foamed hard wood-imitating material and preparation method thereof
CN102477189B (en) * 2010-11-30 2014-06-25 深圳市亚塑科技有限公司 High-fluidity environmental protection halogen-free flame-retardant HIPS composite material and its preparation method
CN102585391A (en) * 2011-01-18 2012-07-18 苏州汉扬精密电子有限公司 Modification and recovery formula for defective material of high impact polystyrene
CN103160023B (en) * 2011-12-16 2016-09-07 合肥杰事杰新材料股份有限公司 A kind of Polyolefin/styrene resin composition and preparation method thereof
CN102643489B (en) * 2012-05-07 2014-01-08 青岛国恩科技股份有限公司 Flame-retarding toughening polystyrene master batch and preparation method thereof
JP2015000892A (en) * 2013-06-13 2015-01-05 株式会社リコー Regenerated resin composition
CN103613875B (en) * 2013-11-21 2016-05-25 四川塑金科技有限公司 Salt is washed and is sunk to the bottom the modification of PS feed back and produce fire-retardant PS and preparation method thereof
CN103923427B (en) * 2014-04-30 2016-02-10 上海瀚氏模具成型有限公司 Heat-resisting HIPS plastic of automotive upholstery halogen-free flameproof and preparation method thereof
CN104004287B (en) * 2014-06-12 2016-08-17 吴永刚 A kind of regenerated polystyrene is fire-retardant toughened material modified and preparation method thereof
CN105754238B (en) * 2016-03-15 2018-11-02 常州塑金高分子科技有限公司 A kind of halogen-free flameproof polystyrene regrown material of consumer electronic devices and preparation method thereof
CN107226965A (en) * 2017-05-08 2017-10-03 深圳市科聚新材料有限公司 Poly styrene composite material and preparation method thereof

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