CN106317666A - Method for preparing composite polystyrene material for computer - Google Patents

Method for preparing composite polystyrene material for computer Download PDF

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Publication number
CN106317666A
CN106317666A CN201610688403.9A CN201610688403A CN106317666A CN 106317666 A CN106317666 A CN 106317666A CN 201610688403 A CN201610688403 A CN 201610688403A CN 106317666 A CN106317666 A CN 106317666A
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parts
computer
composite material
preparation
poly styrene
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常泰坤
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/06—Polystyrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

The invention provides a method for preparing a composite polystyrene material for a computer. The composite polystyrene material is characterized by comprising the following raw materials in parts by weight: flame-retardant functional additives, dimethylformamide, citrate, artificial stone transparent powder, dibutyl phthalate, modified soybean protein, polystyrene, dimethyldichlorosilance, diphenyl dichlorosilane, nano-crystalline cellulose powder and modified mineral powder. According to the invention, each material is high in fluidity, uniformity and technological adaptability in the process of preparing the composite polystyrene material for the computer, and the prepared composite polystyrene material is high in stability; and moreover, the composite polystyrene material have good flame-retardant property in the process of preparing the composite polystyrene material for the computer.

Description

A kind of preparation method of computer poly styrene composite material
Technical field
The present invention relates to the preparation method of a kind of computer poly styrene composite material.
Background technology
March calendar year 2001 United Nations Environment Programme, endorsed in Stockholm be with historically new significance about persistently The international convention " Convention of Stockholm " of property organic pollution；This pact is the milestone that the mankind protect environment.Pact Middle list compound in three major types 12 in span of control, indicate that these compounds are forbidden producing and making in the world With, including bromide fire retardant HBCD.HBCD, to heat and the good stability of ultraviolet, have consumption low, Good flame retardation effect, but be also a kind of persistent pollutant, has animal migration, accumulative, may result in serum thyroid dense Degree declines, and suppresses neurotransmitter normal absorption, causes the bio-toxicities such as liver histopathology change, and persistence organic pollutant is examined Look into the 6th meeting of committee to determine to be listed in " about the Convention of Stockholm of persistence organic pollutant ", under 2012 In ten days, patent organizations persistence organic pollutant examination board of Environmental Protection Administration of the United Nations advises, is phased out industry in world market Fire retardant HBCD, to protect human health and environment.
In recent years, owing to computer has become as daily necessary, computer is made up of various components and parts, and major part unit device The basic material of part is all plastic；Along with the increasing the weight of and impart knowledge to students of school instruction task, the change of learning method, computer is being learned The use fall in school becomes more and more frequent, and the probability that so will result in computer breaking out of fire is greatly increased, based on the problems referred to above Existence: through research and development for many years, the present inventor, according to the chemical knowledge of learning process learning, develops a kind of hexabromo ring ten The succedaneum of dioxane, bromination styrene-butadiene polymer fire retardant.This fire retardant can be used for polystyrene plastics mediating recipe and moulds polystyrene bubble Foam plastics, particularly computer plastic etc..
Summary of the invention
For the deficiencies in the prior art, the present invention provides the preparation method of a kind of computer poly styrene composite material
, to realize following goal of the invention:
1, the present invention is during preparing computer poly styrene composite material, and each material fluidity is good, and uniformity is good, technique Strong adaptability, the poly styrene composite material good stability of preparation；
2, the present invention is during the computer poly styrene composite material of preparation, poly styrene composite material can be made to have good Good fire resistance；
3, the computer poly styrene composite material of preparation will not volatilize, not migrate, it is not easy to is absorbed by organism, eliminates ring Hidden danger in terms of border；
4, during the computer poly styrene composite material of preparation, polystyrene content of residual water is substantially reduced, and improves production Efficiency, has saved cost；
5, negative response will not be produced during the computer polystyrene foamed material of preparation, not separate out, frost-free；
6, the present invention is during preparing computer poly styrene composite material, does not produce the bromo dibenzo many bromos of alkane meter Dibenzofurans toxicant, end product does not haves above-mentioned toxicity, meets environmental requirement.
In order to realize foregoing invention purpose, the technical solution used in the present invention is:
A kind of preparation method of computer poly styrene composite material, it is characterised in that: described poly styrene composite material, by weight Amount number meter, raw material includes anti-flaming function additive.
Described raw material also includes: dimethylformamide, citrate, artificial stone transparent powder, dibutyl phthalate, change Property soybean protein, polystyrene, dimethyldichlorosilane, diphenyl dichlorosilane, nano-cellulose powder, mineral powder modified.
Described raw material, counts by weight, including: dimethylformamide 8-9 part, citrate 0.3-0.6 part, artificial stone Transparent powder 4-6 part, dibutyl phthalate 3.5-3.8 part, modified soy-bean protein 0.3-0.6 part, anti-flaming function additive 2.5-3.5 part, polystyrene 125-132 part, dimethyldichlorosilane 5.6-5.8 part, diphenyl dichlorosilane 0.15-0.2 part, Nano-cellulose powder 12-14 part, mineral powder modified 5-7 part.
Described anti-flaming function additive is HBCD.
Described anti-flaming function additive is bromination styrene-butadiene polymer；The structural formula of described bromination styrene-butadiene polymer is:
Described bromination styrene-butadiene polymer, described bromination styrene-butadiene polymer, for white particle or powder, bromine content >=64%, softening point 115-125 DEG C, density 1.3-1.6g/cm3, 5% hot vector >=230 DEG C, 10% hot vector >=235 DEG C.
Described bromination styrene-butadiene polymer is >=20g/100ml to the dissolubility of dichloromethane, to cinnamic dissolubility is ≥20g/100ml。
Described modified soy-bean protein prepare raw material, by weight meter include: skimmed soybean protein 85 parts, casein 10 Part, 3 parts of lecithin, green starch 36 parts, ethanol 15-20 part of 75-76% concentration, 3-4wt%% acetic acid are appropriate.
The preparation method of described modified soy-bean protein includes: once heating, post bake, UV treatment；
A described heating steps: first acetic acid is heated to 80-82 DEG C, is rapidly added green starch after having heated, with The revolution of 120-130r/min is stirred, and mixing time is 40-42min；
Described second heating step: in order lecithin, soybean protein, casein, ethanol are added respectively after once having heated Enter in mixed material, be warming up to 93-95 DEG C, mixing time 25-27min；
Described UV treatment step: after second heating step completes, is placed in the ultraviolet that wavelength is 160-170nm by mixed material Carrying out ultraviolet in beta radiation device, ultraviolet radiating time is 100min, has processed drying and has made 260-280 mesh.
Described mineral powder modified prepare raw material, mark meter by weight, including: zeolite powder 8 parts, Kaolin 18 parts, emulsifying drip Green grass or young crops 12 parts, lanoline 5 parts, carboxymethyl starch 12 parts.
The preparation of described mineral powder modified includes: emulsified asphalt, lanoline, carboxymethyl starch mixing slurry are heated to 132- 135 DEG C, then zeolite powder and Kaolin are added thereto, after stirring, carry out making beating process, send into calcining furnace and calcine, Calcining heat is about 1250 DEG C, and calcination time is 18-20min.
Owing to have employed technique scheme, the technique effect that the present invention reaches is as follows:
1, the present invention is during preparing computer poly styrene composite material, and each material fluidity is good, and uniformity is good, technique Strong adaptability, the poly styrene composite material good stability of preparation, comprcssive strength is 340-363 kPa, and radially tensile strength is 1210-1320 N/50mm；Warp-wise Alkali resistivity is 86-112%；
2, the present invention is during preparing computer poly styrene composite material, and poly styrene composite material can be made to have well Fire resistance, composite polyethylene material prepared by the present invention, poly styrene composite material prepared by the present invention, oxygen index (OI) is 42-55, heat conductivity is 0.011-0.016 W/mk；
4, the computer poly styrene composite material that prepared by the present invention will not volatilize, not migrate, it is not easy to is absorbed by organism, disappears Except the hidden danger in terms of environment；
5, during the computer poly styrene composite material that prepared by the present invention, polystyrene content of residual water is substantially reduced, Improve production efficiency, composite polyethylene material prepared by the present invention, water absorption rate is 0.12-0.22 V/V；Steam moisture permeable coefficient For 1.3-1.6 ng/m.s.Pa；
6, negative response will not be produced during the computer polystyrene foamed material that prepared by the present invention, not separate out, frost-free；
7, the present invention is during preparing computer poly styrene composite material, does not produce the bromo dibenzo many bromos of alkane meter Dibenzofurans toxicant, end product does not haves above-mentioned toxicity, meets environmental requirement.
Detailed description of the invention
The preparation method of 1 one kinds of computer poly styrene composite materials of embodiment, comprises the following steps:
Step 1: raw material prepares
The raw material of a kind of computer poly styrene composite material, counts by weight, including:
Dimethylformamide 8 parts, citrate 0.3 part, artificial stone transparent powder 4 parts, dibutyl phthalate 3.5 parts, modification Soybean protein 0.3 part, anti-flaming function additive 2.5 parts, polystyrene 125 parts, dimethyldichlorosilane 5.6 parts, diphenyl two Chlorosilane 0.15 part, 12 parts of nano-cellulose powder, mineral powder modified 5 parts.
Described anti-flaming function additive is bromination styrene-butadiene polymer.
Described modified soy-bean protein prepare raw material, by weight meter include: skimmed soybean protein 85 parts, casein 10 Part, 3 parts of lecithin, green starch 36 parts, ethanol 15-20 part of 75-76% concentration, 3-4wt%% acetic acid are appropriate.
The preparation method of described modified soy-bean protein is:
Once heating: first acetic acid is heated to 80-82 DEG C, is rapidly added green starch after having heated, with 120-130r/ The revolution of min is stirred, and mixing time is 40-42min；
Post bake: in order lecithin, soybean protein, casein, ethanol are separately added into mixture after once having heated In material, it is warming up to 93-95 DEG C, mixing time 25-27min, prepare modified material；
UV treatment: after post bake completes, is placed in mixed material in the ultraviolet radiator that wavelength is 160-170nm Row ultraviolet, ultraviolet radiating time is 100min, has processed and has dried that to make the powder of 260-280 mesh standby.
Described mineral powder modified prepare raw material, by weight meter include: zeolite powder 8 parts, Kaolin 18 parts, emulsified asphalt 12 parts, lanoline 5 parts, carboxymethyl starch 12 parts.
The preparation process of described mineral powder modified is: emulsified asphalt, lanoline, carboxymethyl starch mixing slurry are heated to 132- 135 DEG C, then zeolite powder and Kaolin are added thereto, after stirring, carry out making beating process, send into calcining furnace and calcine, Calcining heat is about 1250 DEG C, and calcination time is 18-20min, has calcined and has i.e. obtained mineral powder modified.
Step 2: molding
Mixing: by dimethylformamide 8-9 part, citrate 0.3-0.6 part, artificial stone transparent powder 4-6 part, phthalic acid Dibutyl ester 3.5-3.8 part, modified soy-bean protein 0.3-0.6 part, anti-flaming function additive 2.5-3.5 part, dimethyldichlorosilane 5.6-5.8 part, diphenyl dichlorosilane 0.15-0.2 part, nano-cellulose powder 12-14 part, mineral powder modified 5-7 part, mixing is all Even.
Extrusion: raw material polystyrene is mixed with the material in blend step, is heated to 270-275 DEG C, be various raw materials Mixed melting is uniform, is subsequently adding dimethyl ether stirring mixing；Melt is cooled to 125-128 DEG C, then, sends into and squeeze Molding machine, extrusion molding.
The preparation method of 2 one kinds of computer poly styrene composite materials of embodiment, comprises the following steps:
Step 1: raw material prepares
The raw material of a kind of computer poly styrene composite material, counts by weight, including:
Dimethylformamide 8 parts, citrate 0.5 part, artificial stone transparent powder 5 parts, dibutyl phthalate 3.6 parts, modification Soybean protein 0.4 part, anti-flaming function additive 3 parts, polystyrene 130 parts, dimethyldichlorosilane 5.7 parts, diphenyl dichloro 0.18 part of silane, 13 parts of nano-cellulose powder, mineral powder modified 6 parts.
Described anti-flaming function additive is HBCD；
Described modified soy-bean protein prepare raw material, by weight meter include: skimmed soybean protein 85 parts, casein 10 parts, 3 parts of lecithin, green starch 36 parts, the ethanol 17 parts of 75% concentration, 3-4wt%% acetic acid are appropriate.
The preparation method of described modified soy-bean protein is:
Once heating: first acetic acid is heated to 80-82 DEG C, is rapidly added green starch after having heated, with 120-130r/ The revolution of min is stirred, and mixing time is 40-42min；
Post bake: in order lecithin, soybean protein, casein, ethanol are separately added in mixed material after once completing, It is warming up to 93-95 DEG C, mixing time 25-27min, prepare modified material；
UV treatment: after post bake completes, is placed in mixed material in the ultraviolet radiator that wavelength is 160-170nm Row ultraviolet, ultraviolet radiating time is 100min, has processed and has dried that to make the powder of 260-280 mesh standby.
Described mineral powder modified prepare raw material, by weight meter include: zeolite powder 8 parts, Kaolin 18 parts, emulsified asphalt 12 parts, lanoline 5 parts, carboxymethyl starch 12 parts.
The preparation process of described mineral powder modified is: emulsified asphalt, lanoline, carboxymethyl starch mixing slurry are heated to 132- 135 DEG C, then zeolite powder and Kaolin are added thereto, after stirring, carry out making beating process, send into calcining furnace and calcine, Calcining heat is about 1250 DEG C, and calcination time is 18-20min, has calcined and has i.e. obtained mineral powder modified.
Step 2: molding
Mixing: dimethylformamide 8 parts, citrate 0.5 part, artificial stone transparent powder 5 parts, dibutyl phthalate 3.6 Part, modified soy-bean protein 0.4 part, anti-flaming function additive 3 parts, dimethyldichlorosilane 5.7 parts, diphenyl dichlorosilane 0.18 Part, 13 parts of nano-cellulose powder, mineral powder modified 6 parts, mix homogeneously.
Extrusion: raw material polystyrene is mixed with the material in blend step, is heated to 270-275 DEG C, make various raw material Mixed melting is uniform, is subsequently adding dimethyl ether stirring mixing；Melt is cooled to 125-128 DEG C, then, sends into and squeeze Molding machine, extrusion molding.
The preparation method of 3 one kinds of computer poly styrene composite materials of embodiment, comprises the following steps:
Step 1: raw material prepares
The raw material of a kind of computer poly styrene composite material, counts by weight, including:
Dimethylformamide 9 parts, citrate 0.6 part, artificial stone transparent powder 6 parts, dibutyl phthalate 3.8 parts, modification Soybean protein 0.6 part, anti-flaming function additive 3.5 parts, polystyrene 132 parts, dimethyldichlorosilane 5.8 parts, diphenyl two Chlorosilane 0.2 part, 14 parts of nano-cellulose powder, mineral powder modified 7 parts.
Described anti-flaming function additive bromination styrene-butadiene polymer.
Described modified soy-bean protein prepare raw material, by weight meter include: skimmed soybean protein 85 parts, casein 10 Part, 3 parts of lecithin, green starch 36 parts, the ethanol 20 parts of 76% concentration, 4wt%% acetic acid are appropriate.
The preparation method of described modified soy-bean protein is:
Once heating: first acetic acid is heated to 82 DEG C, is rapidly added green starch after having heated, with the revolution of 130r/min Being stirred, mixing time is 42min；
Post bake: in order lecithin, soybean protein, casein, ethanol are separately added into mixture after once having heated In material, it is warming up to 95 DEG C, mixing time 27min, prepare modified material；
UV treatment: after post bake completes, is placed in mixed material in the ultraviolet radiator that wavelength is 170nm and carries out purple Outside line, ultraviolet radiating time is 100min, has processed and has dried that to make the powder of 280 mesh standby.
Described mineral powder modified prepare raw material, by weight meter include: zeolite powder 8 parts, Kaolin 18 parts, emulsified asphalt 12 parts, lanoline 5 parts, carboxymethyl starch 12 parts.
The preparation process of described mineral powder modified is: emulsified asphalt, lanoline, carboxymethyl starch mixing slurry are heated to 132- 135 DEG C, then zeolite powder and Kaolin are added thereto, after stirring, carry out making beating process, send into calcining furnace and calcine, Calcining heat is about 1250 DEG C, and calcination time is 18-20min, has calcined and has i.e. obtained mineral powder modified.
Step 2: molding
Mixing: by dimethylformamide 9 parts, citrate 0.6 part, artificial stone transparent powder 6 parts, dibutyl phthalate 3.8 Part, modified soy-bean protein 0.6 part, anti-flaming function additive 3.5 parts, dimethyldichlorosilane 5.8 parts, diphenyl dichlorosilane 0.2 part, 14 parts of nano-cellulose powder, mineral powder modified 7 parts, mix homogeneously.
Extrusion: raw material polystyrene mixed with the material in blend step, be heated to 275 DEG C, is the mixing of various raw material Melted uniform, it is subsequently adding dimethyl ether stirring mixing；Melt is cooled to 125 DEG C, then, sends into extruding machine, squeeze Go out molding.
Computer poly styrene composite material prepared by the present invention, has good characteristic, concrete Testing index is shown in Table 1, Table 2:
The comprcssive strength of computer poly styrene composite material prepared by table 1 present invention, heat conductivity, water absorption rate, steam moisture-inhibiting Coefficient Monitoring Data
As can be seen from the above table, computer poly styrene composite material prepared by the present invention, there is good characteristic, comprcssive strength For 340-363 kPa；Heat conductivity is 0.011-0.016 W/mk；Water absorption rate is 0.12-0.22 V/V；Steam moisture permeable coefficient is 1.3-1.6 ng/m.s.Pa。
The oxygen index (OI) of computer poly styrene composite material prepared by table 2 present invention, radially tensile strength, warp-wise are alkaline-resisting Retention rate Monitoring Indexes data
As can be seen from the above table, computer poly styrene composite material prepared by the present invention, oxygen index (OI) is 42-55；The most anti-strong Degree is 1210-1320 N/50mm；Warp-wise Alkali resistivity is 86-112%.
The structural formula of the bromination styrene-butadiene polymer in the present invention is as follows:
Described bromination styrene-butadiene polymer, for white particle or powder, bromine content >=64%, softening point 115-125 DEG C, density 1.3- 1.6g/cm3, 5% hot vector >=230 DEG C, 10% hot vector >=235 DEG C；
Described bromination styrene-butadiene polymer is >=20g/100ml to the dissolubility of dichloromethane, to cinnamic dissolubility be >= 20g/100ml。
Except as otherwise noted with art technology conventional unit, the percent employed in the present invention is weight percent Number, ratio of the present invention, it is mass ratio.
Finally it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to the present invention, Although being described in detail the present invention with reference to previous embodiment, for a person skilled in the art, it still may be used So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent. All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's Within protection domain.

Claims (10)

1. the preparation method of a computer poly styrene composite material, it is characterised in that: described poly styrene composite material, press Parts by weight meter, raw material includes anti-flaming function additive.
The preparation method of a kind of computer poly styrene composite material the most according to claim 1, it is characterised in that: described Raw material also includes: dimethylformamide, citrate, artificial stone transparent powder, dibutyl phthalate, modified soy-bean protein, Polystyrene, dimethyldichlorosilane, diphenyl dichlorosilane, nano-cellulose powder, mineral powder modified.
The preparation method of a kind of computer poly styrene composite material the most according to claim 1, it is characterised in that: described Raw material, counts by weight, including: dimethylformamide 8-9 part, citrate 0.3-0.6 part, artificial stone transparent powder 4-6 part, Dibutyl phthalate 3.5-3.8 part, modified soy-bean protein 0.3-0.6 part, anti-flaming function additive 2.5-3.5 part, polyphenyl Ethylene 125-132 part, dimethyldichlorosilane 5.6-5.8 part, diphenyl dichlorosilane 0.15-0.2 part, nano-cellulose powder 12-14 part, mineral powder modified 5-7 part.
4., according to the preparation method of a kind of computer poly styrene composite material described in claim 1-3 any one, it is special Levy and be: described anti-flaming function additive is HBCD.
5., according to the preparation method of a kind of computer poly styrene composite material described in claim 1-3 any one, it is special Levy and be: described anti-flaming function additive is bromination styrene-butadiene polymer；The structural formula of described bromination styrene-butadiene polymer is:
。
The preparation method of a kind of computer poly styrene composite material the most according to claim 2, it is characterised in that: described Bromination styrene-butadiene polymer, for white particle or powder, bromine content >=64%, softening point 115-125 DEG C, density 1.3-1.6g/cm3, 5% hot vector >=230 DEG C, 10% hot vector >=235 DEG C.
The preparation method of a kind of computer poly styrene composite material the most according to claim 2, it is characterised in that: described Bromination styrene-butadiene polymer is >=20g/100ml to the dissolubility of dichloromethane, is >=20g/100ml to cinnamic dissolubility.
The preparation method of a kind of computer poly styrene composite material the most according to claim 2, it is characterised in that: described Modified soy-bean protein prepare raw material, by weight meter include: skimmed soybean protein 85 parts, casein 10 parts, lecithin 3 Part, green starch 36 parts, ethanol 15-20 part of 75-76% concentration, 3-4wt%% acetic acid are appropriate.
The preparation method of a kind of computer poly styrene composite material the most according to claim 8, it is characterised in that: described The preparation method of modified soy-bean protein includes: once heating, post bake, UV treatment；
A described heating steps: first acetic acid is heated to 80-82 DEG C, is rapidly added green starch after having heated, with The revolution of 120-130r/min is stirred, and mixing time is 40-42min；
Described second heating step: in order lecithin, soybean protein, casein, ethanol are added respectively after once having heated Enter in mixed material, be warming up to 93-95 DEG C, mixing time 25-27min；
Described UV treatment step: after second heating step completes, is placed in the ultraviolet that wavelength is 160-170nm by mixed material Carrying out ultraviolet in beta radiation device, ultraviolet radiating time is 100min, has processed drying and has made 260-280 mesh.
The preparation method of a kind of computer poly styrene composite material the most according to claim 2, it is characterised in that: institute That states mineral powder modified prepares raw material, by weight mark meter, including: zeolite powder 8 parts, Kaolin 18 parts, emulsified asphalt 12 parts, Pilus Caprae seu Ovis 5 parts of fat, carboxymethyl starch 12 parts.
CN201610688403.9A 2016-08-19 2016-08-19 Method for preparing composite polystyrene material for computer Pending CN106317666A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111574780A (en) * 2020-06-30 2020-08-25 北京奥克森节能环保科技有限公司 Graphite extruded sheet

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101407565A (en) * 2008-09-09 2009-04-15 华南农业大学 Soy protein / emulsion polymerization high polymer nano composite material, and preparation and use thereof
CN103214738A (en) * 2013-04-26 2013-07-24 中国国旅贸易有限责任公司 Rapid prototyping material and preparation method thereof
CN103261297A (en) * 2010-12-17 2013-08-21 陶氏环球技术有限责任公司 Polystyrene melt extrusion process
CN105722901A (en) * 2013-11-14 2016-06-29 株式会社钟化 Extruded styrenic resin foam and method for manufacturing same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101407565A (en) * 2008-09-09 2009-04-15 华南农业大学 Soy protein / emulsion polymerization high polymer nano composite material, and preparation and use thereof
CN103261297A (en) * 2010-12-17 2013-08-21 陶氏环球技术有限责任公司 Polystyrene melt extrusion process
CN103214738A (en) * 2013-04-26 2013-07-24 中国国旅贸易有限责任公司 Rapid prototyping material and preparation method thereof
CN105722901A (en) * 2013-11-14 2016-06-29 株式会社钟化 Extruded styrenic resin foam and method for manufacturing same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111574780A (en) * 2020-06-30 2020-08-25 北京奥克森节能环保科技有限公司 Graphite extruded sheet
CN111574780B (en) * 2020-06-30 2021-10-12 北京奥克森节能环保科技有限公司 Graphite extruded sheet

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Application publication date: 20170111