CN107778679A - A kind of light thermal-insulating polystyrene foam plastics - Google Patents
A kind of light thermal-insulating polystyrene foam plastics Download PDFInfo
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- CN107778679A CN107778679A CN201610751817.1A CN201610751817A CN107778679A CN 107778679 A CN107778679 A CN 107778679A CN 201610751817 A CN201610751817 A CN 201610751817A CN 107778679 A CN107778679 A CN 107778679A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/141—Hydrocarbons
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/06—CO2, N2 or noble gases
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/18—Binary blends of expanding agents
- C08J2203/182—Binary blends of expanding agents of physical blowing agents, e.g. acetone and butane
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2325/00—Characterised by the use 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; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention belongs to polystyrene material technical field, is related to a kind of light thermal-insulating polystyrene foam plastics.Light thermal-insulating polystyrene foam plastics of the present invention, is prepared by the raw material of following parts by weight：12 parts of 90 110 parts of styrene resin, 9 16 parts of foaming agent, 10 15 parts of polyethylene acrylate, 6 12 parts of organic siliconresin, 5 12 parts of polyvinyl n-butyl ether, 25 parts of nano zine oxide, 25 parts of carbon black, 15 parts of talcum powder, 6 10 parts of fire retardant and ricinoleic acid.Light thermal-insulating polystyrene foam plastics of the present invention has the advantages that light, impervious good, the high and low heat conduction of compression strength, heat insulation effect are notable.
Description
Technical field
The invention belongs to polystyrene material technical field, is related to a kind of light thermal-insulating polystyrene foam plastics.
Background technology
Polystyrene is a kind of thermoplastic macromolecule material, and glass transition temperature is 104 DEG C, foamed plastics prepared therefrom point
For two kinds of intumescent EPS and continuity extrusion type XPS plate, there is low light, damping, hygroscopicity, easy coloring, good electrical property, resistance to
Chemicals and lower-price characteristic, wall thermal insulating, inverted roof insulation, steel plate roofing guarantor are widely used under construction
The sides such as temperature, heat preservation of refrigeration storage, ground heating system, floor installation auxiliary material, composite air duct, chromatic steel sandwich plate, building bottom surface, roadbed
Face.According to new energy conservation standard, it is extremely difficult to require using traditional energy-saving building materialses, there is an urgent need to Development of Novel in China
Building thermal insulation material.Polystyrene foam plastics XPS plate is a kind of heat-insulation material.It has excellent and lasting thermal insulation
Function, unique anti-vapour permeability, high compressive strength, installation easy to process, but product quality and performance on the market
Very different, the overwhelming majority is difficult to reach A2Level fire protection requirement, the fire prevention of product and heat-insulating property do not obtain the change of matter.
Under the requirement of building energy conservation compulsory index, market in urgent need is light, impermeability is good, the high and low heat conduction of compression strength, heat insulation effect
The insulation material of notable high performance-price ratio.
The content of the invention
The problem of existing for prior art, it is an object of the invention to provide a kind of modeling of light thermal-insulating polystyrene foam
Material.Light thermal-insulating polystyrene foam plastics of the present invention has light, impervious good, the high and low heat conduction of compression strength, insulation effect
The advantages that fruit is notable.
In order to solve the above technical problems, the technical solution adopted by the present invention is.
A kind of light thermal-insulating polystyrene foam plastics, is prepared by the raw material of following parts by weight：Styrene resin
90-110 parts, foaming agent 9-16 parts, polyethylene acrylate 10-15 parts, organic siliconresin 6-12 parts, the positive fourth of polyvinyl
Base ether 5-12 parts, nano zine oxide 2-5 parts, carbon black 2-5 parts, talcum powder 1-5 parts, fire retardant 6-10 parts and ricinoleic acid
1-2 parts.
A preferred embodiment of the present invention, it is prepared by the raw material of following parts by weight：Styrene resin 95-100
Part, foaming agent 7-12 parts, polyethylene acrylate 12-15 parts, organic siliconresin 8-10 parts, polyvinyl n-butyl ether 7-10
Part, nano zine oxide 3-4 parts, carbon black 3-4 parts, talcum powder 2-3 parts, fire retardant 8-9 parts and ricinoleic acid 1-2 parts.
Another preferred scheme of the present invention, is prepared by the raw material of following parts by weight：98 parts of styrene resin,
9 parts of foaming agent, 13 parts of polyethylene acrylate, 9 parts of organic siliconresin, 9 parts of polyvinyl n-butyl ether, nano zine oxide
1 part of 3 parts, 4 parts of carbon black, 2 parts of talcum powder, 9 parts of fire retardant and ricinoleic acid.
The foaming agent is CO2Foaming agent and pentane foaming agent, by ratio of weight and the number of copies CO2Foaming agent:Pentane foaming agent is 3-
4:5-7。
The fire retardant is HBCD.
A kind of preparation method of light thermal-insulating polystyrene foam plastics, preparation process are as follows.
（1）Prefoam：Weigh in parts by weight styrene resin, foaming agent, polyethylene acrylate, organic siliconresin,
Polyvinyl n-butyl ether, nano zine oxide, carbon black, talcum powder, fire retardant and ricinoleic acid are uniformly mixed, and mixed material is put
Enter and prefoam is carried out in pre-foaming machine, the vapour pressure being passed through is 0.2-0.5Mpa, and pre- temperature of sending out is 90 DEG C -105 DEG C, and stirring turns
Speed is 60-90 r/min, and time control is in 3~5 min；
（2）Curing：After mixed material in standby is sent out in advance completely, discharge from the discharging opening of pre-foaming machine, at 25 DEG C, place
8-24h。
（3）Shaping：Semi-finished product after curing to be launched into bulk forming machine, inject steam, temperature is 100-120 DEG C,
Time 20-30 min, pressure 4-6MPa, it is molded through steam pressure polymerization, steam is extracted out after shaping to be polymerized, is after cooling
Bulk.
Beneficial effects of the present invention.
1）Light thermal-insulating polystyrene foam plastics of the present invention is used and kept away with the faster hydrocarbon blowing agents of air replacing velocity
The destruction to ozone layer is exempted from, has ensured that the starting stage in reaction with regard to most of displacement completed with air, makes construction again
The thermal conductivity factor of material varies less afterwards, and XPS extruded sheets overcome numerous and diverse production technology of traditional handicraft from technique.
2）The present invention possesses continuous uniform table using polystyrene resin and other additives through what extrusion process produced
The structure rate of closed hole 99% of the sheet material of layer and closed pore formula honeycomb is much larger than the structure rate of closed hole of polyurathamc 80% or so, says
Bright good heat insulating of the present invention.
3）The present invention uses polystyrene resin to be press-formed plus after additive, and its structure is the uniform table of connection
Layer and the cell of closed pore formula composition, the interconnection of these cells, cell membrane have consistent thickness, and therefore, space is impossible caused.
The impervious good water absorption rate of this explanation present invention is especially low.
4）Quality of the present invention does not interfere with the ability to bear of structure gently, and due to its excellent physical property, installation is extremely
It is convenient；Compression strength height can be higher than other materials in more than the 500KPa of 150KPa mono-, thus can bear each system ground load.
Embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described with reference to embodiment, still
It should be appreciated that these descriptions are simply further explanation the features and advantages of the present invention, rather than to the claims in the present invention
Limitation.
Embodiment 1.
A kind of light thermal-insulating polystyrene foam plastics, is prepared by the raw material of following parts by weight.
98 parts of styrene resin, CO23 parts of foaming agent, 6 parts of pentane foaming agent, 13 parts of polyethylene acrylate, organosilicon
9 parts of resin, 9 parts of polyvinyl n-butyl ether, 3 parts of nano zine oxide, 4 parts of carbon black, 2 parts of talcum powder, hexabromo ring 12
1 part of 9 parts of alkane and ricinoleic acid.
Its preparation process is as follows.
（1）Prefoam：By the styrene resin weighed in parts by weight, CO2Foaming agent, pentane foaming agent, polyethylene third
Olefin(e) acid ester, organic siliconresin, polyvinyl n-butyl ether, nano zine oxide, carbon black, talcum powder, HBCD and castor-oil plant
Alkyd is uniformly mixed, and mixed material is put into pre-foaming machine and carries out prefoam, and the vapour pressure being passed through is 0.2-0.5Mpa, in advance
It is 90 DEG C -105 DEG C to send out temperature, and speed of agitator 80r/min, time control is in 5 min.
（2）Curing：After mixed material in standby is sent out in advance completely, discharged from the discharging opening of pre-foaming machine, at 25 DEG C,
Place 8-24h.
（3）Shaping：Semi-finished product after curing to be launched into bulk forming machine, inject steam, temperature is 100-120 DEG C,
The min of the time 25, pressure 4-6MPa, it is molded through steam pressure polymerization, steam is extracted out after shaping to be polymerized, is block after cooling
Material.
Embodiment 2.
A kind of light thermal-insulating polystyrene foam plastics, is prepared by the raw material of following parts by weight.
105 parts of styrene resin, CO24 parts of foaming agent, 7 parts of pentane foaming agent, 11 parts of polyethylene acrylate, organosilicon
7 parts of resin, 11 parts of polyvinyl n-butyl ether, 3 parts of nano zine oxide, 4 parts of carbon black, 4 parts of talcum powder, hexabromo ring 12
1 part of 7 parts of alkane and ricinoleic acid.
Its preparation process is as follows.
（1）Prefoam：By the styrene resin weighed in parts by weight, CO2Foaming agent, pentane foaming agent, polyethylene third
Olefin(e) acid ester, organic siliconresin, polyvinyl n-butyl ether, nano zine oxide, carbon black, talcum powder, HBCD and castor-oil plant
Alkyd is uniformly mixed, and mixed material is put into pre-foaming machine and carries out prefoam, and the vapour pressure being passed through is 0.2-0.5Mpa, in advance
It is 90 DEG C -105 DEG C to send out temperature, and speed of agitator 80r/min, time control is in 5 min.
（2）Curing：After mixed material in standby is sent out in advance completely, discharged from the discharging opening of pre-foaming machine, at 25 DEG C,
Place 8-24h.
（3）Shaping：Semi-finished product after curing to be launched into bulk forming machine, inject steam, temperature is 100-120 DEG C,
The min of the time 25, pressure 4-6MPa, it is molded through steam pressure polymerization, steam is extracted out after shaping to be polymerized, is block after cooling
Material.
Embodiment 3.
A kind of light thermal-insulating polystyrene foam plastics, is prepared by the raw material of following parts by weight.
90 parts of styrene resin, 5 parts of CO2 foaming agents, 10 parts of pentane foaming agent, 14 parts of polyethylene acrylate, organosilicon
11 parts of resin, 7 parts of polyvinyl n-butyl ether, 3 parts of nano zine oxide, 4 parts of carbon black, 4 parts of talcum powder, hexabromo ring 12
1 part of 10 parts of alkane and ricinoleic acid.
Its preparation process is as follows.
（1）Prefoam：By the styrene resin weighed in parts by weight, CO2Foaming agent, pentane foaming agent, polyethylene third
Olefin(e) acid ester, organic siliconresin, polyvinyl n-butyl ether, nano zine oxide, carbon black, talcum powder, HBCD and castor-oil plant
Alkyd is uniformly mixed, and mixed material is put into pre-foaming machine and carries out prefoam, and the vapour pressure being passed through is 0.2-0.5Mpa, in advance
It is 90 DEG C -105 DEG C to send out temperature, and speed of agitator 80r/min, time control is in 5 min.
（2）Curing：After mixed material in standby is sent out in advance completely, discharged from the discharging opening of pre-foaming machine, at 25 DEG C,
Place 8-24h.
（3）Shaping：Semi-finished product after curing to be launched into bulk forming machine, inject steam, temperature is 100-120 DEG C,
The min of the time 25, pressure 4-6MPa, it is molded through steam pressure polymerization, steam is extracted out after shaping to be polymerized, is block after cooling
Material.
First, performance detection.
1st, performance detection is carried out to light thermal-insulating polystyrene foam plastics prepared by embodiment 1-3, as a result such as table 1.
The light thermal-insulating polystyrene foam plastics physical and chemical index of table 1.
2nd, architectural engineering industry polystyrene foam is technical requires standard such as table 2.
The technical requirement of the polystyrene foam of table 2.
From Tables 1 and 2, apparent density >=32kg/m of light thermal-insulating polystyrene foam plastics of the present invention3It is more than
The kg/m of apparent density 30.0 of III grade of technical requirements in standard3；Thermal conductivity factor≤0.028W/ (m K), wherein embodiment 1 is
0.020 W/ of minimum (m K), thermal conductivity factor of the present invention are less than the 0.041W/ (m K) in standard, illustrate that heat-insulating property of the present invention is excellent
More；Tensile strength is between 185-210kPa；Compressive strength ＞ 175kPa, the wherein compressive strength of embodiment 1 is up to 186.7
KPa, much larger than the 150kPa in table standard, illustrate that resistance to compression tensile property of the present invention is good；Hydroscopicity≤2.0 of the present invention, this hair
Hydroscopicity minimum 1.5% in bright embodiment 1, less than the hydroscopicity 2% of III grade of technical requirements in standard, illustrate that the present invention is anti-
Oozing property is good；Oxygen index (OI) >=31 of the present invention reach national B1 standards, the compound B of burning grade2Standard.Light thermal-insulating polyphenyl second of the present invention
Alkene foamed plastics has the advantages that light, impervious good, the high and low heat conduction of compression strength, heat insulation effect are notable.
Claims (6)
1. a kind of light thermal-insulating polystyrene foam plastics, it is characterised in that be prepared by the raw material of following parts by weight：Benzene
Vinyl 90-110 parts, foaming agent 9-16 parts, polyethylene acrylate 10-15 parts, organic siliconresin 6-12 parts, poly- second
Alkenyl n-butyl ether 5-12 parts, nano zine oxide 2-5 parts, carbon black 2-5 parts, talcum powder 1-5 parts, fire retardant 6-10 parts and
Ricinoleic acid 1-2 parts.
2. light thermal-insulating polystyrene foam plastics according to claim 1, it is characterised in that：By following parts by weight
Raw material is prepared：Styrene resin 95-100 parts, foaming agent 7-12 parts, polyethylene acrylate 12-15 parts, organosilicon tree
Fat 8-10 parts, polyvinyl n-butyl ether 7-10 parts, nano zine oxide 3-4 parts, carbon black 3-4 parts, talcum powder 2-3 parts,
Fire retardant 8-9 parts and ricinoleic acid 1-2 parts.
3. light thermal-insulating polystyrene foam plastics according to claim 1, it is characterised in that：By following parts by weight
Raw material is prepared：98 parts of styrene resin, 9 parts of foaming agent, 13 parts of polyethylene acrylate, 9 parts of organic siliconresin, poly- second
1 part of 9 parts of alkenyl n-butyl ether, 3 parts of nano zine oxide, 4 parts of carbon black, 2 parts of talcum powder, 9 parts of fire retardant and ricinoleic acid.
4. light thermal-insulating polystyrene foam plastics according to claim 1, it is characterised in that：The foaming agent is CO2
Foaming agent and pentane foaming agent, by ratio of weight and the number of copies CO2 foaming agents:Pentane foaming agent is 3-4:5-7.
5. light thermal-insulating polystyrene foam plastics according to claim 1, it is characterised in that：The fire retardant is hexabromo
Cyclododecane.
6. the preparation method of the light thermal-insulating polystyrene foam plastics according to claim 1, it is characterised in that prepare
Step is as follows：
（1）Prefoam：Styrene resin, foaming agent, polyethylene acrylate, organic siliconresin, poly- second are weighed in parts by weight
Alkenyl n-butyl ether, nano zine oxide, carbon black, talcum powder, fire retardant and ricinoleic acid uniformly mix, and mixed material are put into pre-
Prefoam is carried out in foaming machine, the vapour pressure being passed through is 0.2-0.5Mpa, and pre- temperature of sending out is 90 DEG C -105 DEG C, and speed of agitator is
60-90 r/min, time control is in 3~5 min；
（2）Curing：After mixed material in standby is sent out in advance completely, discharge from the discharging opening of pre-foaming machine, at 25 DEG C, place
8-24h ；
（3）Shaping：Semi-finished product after curing are launched into bulk forming machine, inject steam, temperature is 100-120 DEG C, the time
20-30 min, pressure 4-6MPa, it is molded through steam pressure polymerization, steam is extracted out after shaping to be polymerized, is block after cooling
Material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751817.1A CN107778679A (en) | 2016-08-30 | 2016-08-30 | A kind of light thermal-insulating polystyrene foam plastics |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610751817.1A CN107778679A (en) | 2016-08-30 | 2016-08-30 | A kind of light thermal-insulating polystyrene foam plastics |
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| CN107778679A true CN107778679A (en) | 2018-03-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110128758A (en) * | 2019-04-19 | 2019-08-16 | 福建省诚益塑胶科技有限公司 | A kind of production technology of polystyrene packing plastics |
| CN111016226A (en) * | 2019-11-29 | 2020-04-17 | 无锡市明江保温材料有限公司 | Preparation method of polystyrene foam insulation board |
| CN113045837A (en) * | 2021-04-12 | 2021-06-29 | 连云港同欣泡塑新材料有限公司 | True micropore injection molding expandable polystyrene foam material and preparation method thereof |
-
2016
- 2016-08-30 CN CN201610751817.1A patent/CN107778679A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110128758A (en) * | 2019-04-19 | 2019-08-16 | 福建省诚益塑胶科技有限公司 | A kind of production technology of polystyrene packing plastics |
| CN111016226A (en) * | 2019-11-29 | 2020-04-17 | 无锡市明江保温材料有限公司 | Preparation method of polystyrene foam insulation board |
| CN113045837A (en) * | 2021-04-12 | 2021-06-29 | 连云港同欣泡塑新材料有限公司 | True micropore injection molding expandable polystyrene foam material and preparation method thereof |
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