CN112391011A - Novel high-heat-resistance xps extrusion-molded heat-insulation board and preparation process thereof - Google Patents
Novel high-heat-resistance xps extrusion-molded heat-insulation board and preparation process thereof Download PDFInfo
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- CN112391011A CN112391011A CN202011289264.5A CN202011289264A CN112391011A CN 112391011 A CN112391011 A CN 112391011A CN 202011289264 A CN202011289264 A CN 202011289264A CN 112391011 A CN112391011 A CN 112391011A
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- 238000009413 insulation Methods 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000003063 flame retardant Substances 0.000 claims abstract description 23
- 239000002667 nucleating agent Substances 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 239000012744 reinforcing agent Substances 0.000 claims abstract description 9
- 239000000945 filler Substances 0.000 claims abstract description 8
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 7
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 7
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 4
- 229920005990 polystyrene resin Polymers 0.000 claims abstract description 4
- 239000004595 color masterbatch Substances 0.000 claims abstract 3
- 239000000463 material Substances 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 10
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 9
- 235000013539 calcium stearate Nutrition 0.000 claims description 9
- 239000008116 calcium stearate Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- BZQKBFHEWDPQHD-UHFFFAOYSA-N 1,2,3,4,5-pentabromo-6-[2-(2,3,4,5,6-pentabromophenyl)ethyl]benzene Chemical group BrC1=C(Br)C(Br)=C(Br)C(Br)=C1CCC1=C(Br)C(Br)=C(Br)C(Br)=C1Br BZQKBFHEWDPQHD-UHFFFAOYSA-N 0.000 claims description 5
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 5
- 239000005995 Aluminium silicate Substances 0.000 claims description 5
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 5
- 235000012211 aluminium silicate Nutrition 0.000 claims description 5
- 238000005187 foaming Methods 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 5
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 5
- 239000000347 magnesium hydroxide Substances 0.000 claims description 5
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 5
- ZQKXQUJXLSSJCH-UHFFFAOYSA-N melamine cyanurate Chemical compound NC1=NC(N)=NC(N)=N1.O=C1NC(=O)NC(=O)N1 ZQKXQUJXLSSJCH-UHFFFAOYSA-N 0.000 claims description 5
- 239000005543 nano-size silicon particle Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 239000005011 phenolic resin Substances 0.000 claims description 5
- 229920001568 phenolic resin Polymers 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- 239000000600 sorbitol Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 239000004408 titanium dioxide Substances 0.000 claims description 5
- 238000009966 trimming Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000002048 multi walled nanotube Substances 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims 1
- 238000001125 extrusion Methods 0.000 abstract description 7
- 230000032683 aging Effects 0.000 abstract description 4
- 239000004793 Polystyrene Substances 0.000 abstract description 2
- 230000006750 UV protection Effects 0.000 abstract description 2
- 229920002223 polystyrene Polymers 0.000 abstract description 2
- 230000004224 protection Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract 1
- 231100000956 nontoxicity Toxicity 0.000 abstract 1
- 239000004795 extruded polystyrene foam Substances 0.000 description 15
- 238000004321 preservation Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- 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)
Abstract
The invention belongs to the field of XPS (extruded polystyrene) heat insulation boards, and particularly discloses a novel high-heat-resistance XPS extrusion heat insulation board and a preparation process thereof, wherein the XPS extrusion heat insulation board comprises, by mass, 100 parts of polystyrene resin, 20-40 parts of flame-retardant filler, 10-20 parts of structural reinforcing agent, 5-15 parts of flame retardant, 5-10 parts of nucleating agent, 5-10 parts of graphene, 4-8 parts of carbon nano tube, 3-6 parts of anti-ultraviolet agent and 2-4 parts of color master batch; the xps extruded insulation board produced by the formula disclosed by the invention has the advantages of high structure strength, good flame retardant property, environmental protection, no toxicity, and good ultraviolet resistance and aging resistance.
Description
Technical Field
The invention belongs to the field of XPS (extruded polystyrene) heat insulation boards, and particularly discloses a novel high-thermal-resistance XPS heat insulation board and a preparation process thereof.
Background
An XPS extruded sheet is a rigid foam sheet produced by heating and mixing a polystyrene resin as a raw material with other raw and auxiliary materials and a polymer, injecting a catalyst, and extruding and molding, and is known as an extruded polystyrene foam for heat insulation (XPS), wherein the XPS has a closed-cell honeycomb structure which allows the XPS sheet to have low water absorption, low thermal conductivity, high compression resistance and aging resistance. In particular, the XPS extruded sheet has the characteristics of high thermal resistance, low linearity and low expansion ratio, and is mainly used for heat preservation of building roofs, steel structure roofs, heat preservation of building walls, moisture preservation of building floors, square floors, floor frost heaving control, central air conditioning ventilation pipelines and the like. Through the development of a decade, the XPS extrusion molding insulation board has no further development on the technical process, the product quality is improved a little, and along with the improvement of other insulation material technical processes, the original advantages of the XPS extrusion molding insulation board are gradually reduced.
Disclosure of Invention
Aiming at the defects, the invention discloses a novel high-thermal-resistance xps extrusion molding insulation board and a preparation process thereof, and the novel high-thermal-resistance xps extrusion molding insulation board is high in structural strength, good in flame retardant property, environment-friendly, non-toxic, good in ultraviolet resistance and ageing resistance.
The technical scheme of the invention is as follows:
a novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following components in parts by mass:
further, the novel high thermal resistance xps extruded insulation board is characterized in that the flame retardant filler is prepared from calcined kaolin: nano silicon dioxide: magnesium hydroxide is in a mass ratio of 3:2: 1.
Furthermore, the novel high-heat-resistance xps extrusion-molded heat-insulation board is characterized in that the structural reinforcing agent is formed by phenolic resin and glass fiber in a mass ratio of 1: 1.
Further, the novel high-heat-resistance xps extrusion-molded heat-insulation board is an environment-friendly flame retardant.
Further, the novel high heat resistance xps extrusion molding insulation board is characterized in that the environment-friendly flame retardant is decabromodiphenylethane: melamine cyanuric acid is 2:1 in mass ratio.
Further, the novel high-thermal-resistance xps extrusion-molded insulation board is characterized in that the nucleating agent is sorbitol nucleating agent Mi11ad 3988: the weight ratio of calcium stearate to calcium stearate is 3: 1.
Furthermore, the novel high-thermal-resistance xps extrusion-molded insulation board is characterized in that the carbon nanotubes are multi-walled carbon nanotubes.
Furthermore, the novel high-heat-resistance xps extrusion-molded heat-insulation board is characterized in that the ultraviolet resistant agent is titanium dioxide.
Further, the novel high-thermal-resistance xps extrusion-molded insulation board comprises the following components in parts by mass:
further, the preparation process of the novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following steps:
(1) the raw materials are put into a hopper according to the formula and fully mixed;
(2) feeding the mixed materials by a feeder machine set, heating, conveying, plasticizing, mixing and injecting nitrogen in the machine set;
(3) when the raw materials are in a viscous state, the raw materials are conveyed to a machine set through a screen changer connector under the pushing of a screw rod, and are heated to 200 ℃ after secondary foaming;
(4) a large number of bubble nuclei are formed through stirring of a screw of a tool unit, independent bubbles are formed at the moment of being extruded out of a die opening by an extruder under the influence of atmospheric pressure, the periphery of the material is expanded at the moment, and the expanded material is flattened and shaped by a flattening machine and finally pulled out by a tractor;
(5) the required product is debugged according to the specification, and the finished product is manufactured through trimming, napping, slotting, cutting and packaging.
According to the technical scheme, the invention has the following beneficial effects:
(1) the invention discloses a novel high-heat-resistance XPS extruded insulation board, which improves the core proportion thereof, and improves the flame retardant effect and the ultraviolet aging resistance effect of the traditional XPS extruded insulation board by adding an environment-friendly flame retardant and an ultraviolet resistant agent.
(2) Furthermore, the structural strength of the XPS extruded insulation board is improved by improving the structural reinforcing agent, the nucleating agent, the graphene, the carbon nano tube and other additives, so that the flexural modulus of the XPS extruded insulation board is improved by 1220MPa from the traditional 1060MPa, the glossiness is improved by 95% from 92%, and the application range of the XPS extruded insulation board is expanded.
Detailed Description
The present invention is further illustrated by the following detailed description, wherein the processes are conventional unless otherwise specified, and the starting materials are commercially available from a public perspective unless otherwise specified.
Example 1
A novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following components in parts by mass:
the flame retardant filler is prepared from calcined kaolin: nano silicon dioxide: magnesium hydroxide is 3:2:1 in mass ratio;
the structural reinforcing agent is formed by phenolic resin and glass fiber in a mass ratio of 1: 1;
the environment-friendly flame retardant is decabromodiphenylethane: melamine cyanuric acid is 2:1 in mass ratio;
the nucleating agent is sorbitol nucleating agent Mi11ad 3988: the weight ratio of calcium stearate to calcium stearate is 3: 1;
the ultraviolet resistant agent is titanium dioxide;
the preparation process of the novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following steps:
(1) the raw materials are put into a hopper according to the formula and fully mixed;
(2) feeding the mixed materials by a feeder machine set, heating, conveying, plasticizing, mixing and injecting nitrogen in the machine set;
(3) when the raw materials are in a viscous state, the raw materials are conveyed to a machine set through a screen changer connector under the pushing of a screw rod, and are heated to 200 ℃ after secondary foaming;
(4) a large number of bubble nuclei are formed through stirring of a screw of a tool unit, independent bubbles are formed at the moment of being extruded out of a die opening by an extruder under the influence of atmospheric pressure, the periphery of the material is expanded at the moment, and the expanded material is flattened and shaped by a flattening machine and finally pulled out by a tractor;
(5) the required product is debugged according to the specification, and the finished product is manufactured through trimming, napping, slotting, cutting and packaging.
Example 2
A novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following components in parts by mass:
the flame retardant filler is prepared from calcined kaolin: nano silicon dioxide: magnesium hydroxide is 3:2:1 in mass ratio;
the structural reinforcing agent is formed by phenolic resin and glass fiber in a mass ratio of 1: 1;
the environment-friendly flame retardant is decabromodiphenylethane: melamine cyanuric acid is 2:1 in mass ratio;
the nucleating agent is sorbitol nucleating agent Mi11ad 3988: the weight ratio of calcium stearate to calcium stearate is 3: 1;
the carbon nano tube is a multi-walled carbon nano tube
The ultraviolet resistant agent is titanium dioxide;
the preparation process of the novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following steps:
(1) the raw materials are put into a hopper according to the formula and fully mixed;
(2) feeding the mixed materials by a feeder machine set, heating, conveying, plasticizing, mixing and injecting nitrogen in the machine set;
(3) when the raw materials are in a viscous state, the raw materials are conveyed to a machine set through a screen changer connector under the pushing of a screw rod, and are heated to 200 ℃ after secondary foaming;
(4) a large number of bubble nuclei are formed through stirring of a screw of a tool unit, independent bubbles are formed at the moment of being extruded out of a die opening by an extruder under the influence of atmospheric pressure, the periphery of the material is expanded at the moment, and the expanded material is flattened and shaped by a flattening machine and finally pulled out by a tractor;
(5) the required product is debugged according to the specification, and the finished product is manufactured through trimming, napping, slotting, cutting and packaging.
Example 3
A novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following components in parts by mass:
the flame retardant filler is prepared from calcined kaolin: nano silicon dioxide: magnesium hydroxide is 3:2:1 in mass ratio;
the structural reinforcing agent is formed by phenolic resin and glass fiber in a mass ratio of 1: 1;
the environment-friendly flame retardant is decabromodiphenylethane: melamine cyanuric acid is 2:1 in mass ratio;
the nucleating agent is sorbitol nucleating agent Mi11ad 3988: the weight ratio of calcium stearate to calcium stearate is 3: 1;
the ultraviolet resistant agent is titanium dioxide;
the preparation process of the novel high-heat-resistance xps extrusion-molded heat-insulation board comprises the following steps:
(1) the raw materials are put into a hopper according to the formula and fully mixed;
(2) feeding the mixed materials by a feeder machine set, heating, conveying, plasticizing, mixing and injecting nitrogen in the machine set;
(3) when the raw materials are in a viscous state, the raw materials are conveyed to a machine set through a screen changer connector under the pushing of a screw rod, and are heated to 200 ℃ after secondary foaming;
(4) a large number of bubble nuclei are formed through stirring of a screw of a tool unit, independent bubbles are formed at the moment of being extruded out of a die opening by an extruder under the influence of atmospheric pressure, the periphery of the material is expanded at the moment, and the expanded material is flattened and shaped by a flattening machine and finally pulled out by a tractor;
(5) the required product is debugged according to the specification, and the finished product is manufactured through trimming, napping, slotting, cutting and packaging.
Test example
The xps extruded insulation boards prepared in examples 1-3 were compared to conventional products on the market and the results are shown in Table 1 below.
TABLE 1
The above are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and all the equivalent changes and modifications made by the claims and the summary of the invention should be covered by the protection scope of the present patent application.
Claims (10)
1. A novel high-heat-resistance xps extrusion-molded heat-insulation board is characterized by comprising the following components in parts by mass:
polystyrene resin 100 parts
20-40 parts of flame-retardant filler
10-20 parts of structure reinforcing agent
5-15 parts of flame retardant
5-10 parts of nucleating agent
5-10 parts of graphene
4-8 parts of carbon nano tube
3-6 parts of anti-ultraviolet agent
2-4 parts of color master batch.
2. A novel highly resistive xps extruded insulation board according to claim 1, wherein the flame retardant filler is made of calcined kaolin clay: nano silicon dioxide: magnesium hydroxide =3:2:1 mass ratio.
3. The novel high thermal resistance xps extruded insulation board of claim 1, wherein the structural reinforcing agent is formed by phenolic resin and glass fiber in a mass ratio of 1: 1.
4. A novel highly thermal resistive xps extruded insulation board according to claim 1, wherein the flame retardant is an environmentally friendly flame retardant.
5. The novel high thermal resistance xps extruded insulation board of claim 4, wherein the environmentally friendly flame retardant is decabromodiphenylethane: melamine cyanuric acid =2:1 mass ratio.
6. The novel high thermal resistance xps extruded insulation board of claim 1, wherein the nucleating agent is sorbitol nucleating agent Mi11ad 3988: calcium stearate =3:1 mass ratio.
7. The novel highly thermally resistive xps extruded insulation board of claim 1, wherein the carbon nanotubes are multi-walled carbon nanotubes.
8. A novel highly thermal resistive xps extruded insulation board according to claim 1, wherein the uv resistant agent is titanium dioxide.
9. The novel high thermal resistance xps extruded insulation board according to claim 1, which is characterized by comprising the following components in parts by mass:
polystyrene resin 100 parts
30 parts of flame-retardant filler
15 parts of structure reinforcing agent
10 portions of flame retardant
Nucleating agent 7.5 parts
7.5 parts of graphene
6 parts of carbon nano tube
4.5 parts of anti-ultraviolet agent
3 parts of color master batch.
10. A process for the preparation of a new highly heat resistive xps extruded insulation board according to any one of claims 1 to 9, comprising the steps of:
(1) the raw materials are put into a hopper according to the formula and fully mixed;
(2) feeding the mixed materials by a feeder machine set, heating, conveying, plasticizing, mixing and injecting nitrogen in the machine set;
(3) when the raw materials are in a viscous state, the raw materials are conveyed to a machine set through a screen changer connector under the pushing of a screw rod, and are heated to 200 ℃ after secondary foaming;
(4) a large number of bubble nuclei are formed through stirring of a screw of a tool unit, independent bubbles are formed at the moment of being extruded out of a die opening by an extruder under the influence of atmospheric pressure, the periphery of the material is expanded at the moment, and the expanded material is flattened and shaped by a flattening machine and finally pulled out by a tractor;
(5) the required product is debugged according to the specification, and the finished product is manufactured through trimming, napping, slotting, cutting and packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011289264.5A CN112391011A (en) | 2020-11-18 | 2020-11-18 | Novel high-heat-resistance xps extrusion-molded heat-insulation board and preparation process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011289264.5A CN112391011A (en) | 2020-11-18 | 2020-11-18 | Novel high-heat-resistance xps extrusion-molded heat-insulation board and preparation process thereof |
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| CN112391011A true CN112391011A (en) | 2021-02-23 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102643490A (en) * | 2012-05-14 | 2012-08-22 | 上海富元塑胶科技有限公司 | Polystyrene resin foam board and manufacturing method thereof |
| CN109021414A (en) * | 2017-06-09 | 2018-12-18 | 南京法宁格节能科技股份有限公司 | A kind of graphene modified flame-retardant granules of polystyrene and its squeeze out pellet cutting method |
| CN110028739A (en) * | 2019-04-23 | 2019-07-19 | 太仓幕阳节能科技有限公司 | A kind of novel shading XPS plastic extrusion heated board and preparation method thereof |
| CN110669296A (en) * | 2019-09-29 | 2020-01-10 | 新奥石墨烯技术有限公司 | Carbon nano material reinforced polystyrene and preparation method and application thereof |
-
2020
- 2020-11-18 CN CN202011289264.5A patent/CN112391011A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102643490A (en) * | 2012-05-14 | 2012-08-22 | 上海富元塑胶科技有限公司 | Polystyrene resin foam board and manufacturing method thereof |
| CN109021414A (en) * | 2017-06-09 | 2018-12-18 | 南京法宁格节能科技股份有限公司 | A kind of graphene modified flame-retardant granules of polystyrene and its squeeze out pellet cutting method |
| CN110028739A (en) * | 2019-04-23 | 2019-07-19 | 太仓幕阳节能科技有限公司 | A kind of novel shading XPS plastic extrusion heated board and preparation method thereof |
| CN110669296A (en) * | 2019-09-29 | 2020-01-10 | 新奥石墨烯技术有限公司 | Carbon nano material reinforced polystyrene and preparation method and application thereof |
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