CN115593067A - High-strength polyurethane metal surface sandwich board - Google Patents

High-strength polyurethane metal surface sandwich board Download PDF

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Publication number
CN115593067A
CN115593067A CN202211259507.XA CN202211259507A CN115593067A CN 115593067 A CN115593067 A CN 115593067A CN 202211259507 A CN202211259507 A CN 202211259507A CN 115593067 A CN115593067 A CN 115593067A
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Prior art keywords
parts
thickness
core material
polyurethane
plate
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Pending
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CN202211259507.XA
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Chinese (zh)
Inventor
刘尚玉
王登峰
王福刚
孙浩
朱东征
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Shandong Beili Huahai Composite Material Co ltd
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Shandong Beili Huahai Composite Material Co ltd
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Priority to CN202211259507.XA priority Critical patent/CN115593067A/en
Publication of CN115593067A publication Critical patent/CN115593067A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/18—Layered products comprising a layer of metal comprising iron or steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3225—Polyamines
    • C08G18/3228—Polyamines acyclic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6685—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0278—Polyurethane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating

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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)
  • Laminated Bodies (AREA)

Abstract

The invention provides a high-strength polyurethane metal surface sandwich board. The technical scheme constructs the composite board with a multilayer internal support structure, shares the stress of a metal surface layer and the polyurethane heat-insulating material, and improves the components of the polyurethane heat-insulating material. Specifically, the interlayer is respectively arranged between the surface layer and the core material and between the bottom layer and the core material, wherein the upper interlayer is made of polytetrafluoroethylene, so that the structural strength is ensured, and the higher chemical stability is ensured; the lower interlayer adopts the PE plate, so that higher rigidity can be achieved by smaller thickness, and the integral dead weight of the plate can not be obviously improved. In the aspect of core board components, polyether polyol is used as a main component, and dibenzyl phthalate, toluene diisocyanate and octadecyl isocyanate are subjected to condensation reaction, so that a cross-linking structure and a foaming effect are obviously improved. The invention has reasonable structure, optimized formula and outstanding technical advantages.

Description

High-strength polyurethane metal surface sandwich board
Technical Field
The invention relates to the technical field of building boards, in particular to a high-strength polyurethane metal surface sandwich board.
Background
The sandwich board consists of two layers of formed metal panels (or panels made of other materials) and a polymer heat-insulating inner core which is directly foamed and cured between the panels. The surface layer of the sandwich panel is made of common materials such as plywood, fiberboard, plastic board and metal sheet; the core material is made of light wood, rubber, cellulose acetate, plastics, resin-impregnated (or not) paper or cloth and metal honeycomb structure material.
The surface layer material of the sandwich panel has more important influence on the physical performance and the environmental tolerance, and the core material determines the heat preservation, the sound insulation and other performances of the sandwich panel. The core material is a honeycomb-shaped cellular structure material with a certain size. The kraft paper is usually roll-coated with sizing material on one side by a special sizing device, the distance between the offset positions of the paper coating parts on adjacent layers is half of the distance between two glue strips, and the width of the sizing line is the length of one side of a regular hexagon. The paper is overlapped and glued into a stack, then cut into a certain width by a guillotine, heated to solidify the glue solution, and the two ends are pulled apart to form the hexagonal honeycomb structure. In recent years, insulation boards using polyurethane insulation materials as core materials are more and more widely used. The polyurethane heat-insulating material is a synthetic material with excellent performance, and has the advantages of high specific strength, small heat conductivity coefficient and the like. However, the structural strength of the conventional polyurethane core material is poor at present, so that the overall mechanical performance of the plate is not ideal enough, and under the condition, how to improve the structural strength of the polyurethane metal surface sandwich plate is a technical problem to be solved in the field all the time.
Disclosure of Invention
The invention aims to provide a high-strength polyurethane metal surface sandwich panel aiming at the technical defects of the prior art so as to solve the technical problem that the structural strength of the conventional polyurethane metal surface sandwich panel needs to be improved.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
a high-strength polyurethane metal surface sandwich panel comprises a surface layer, an upper interlayer, a core material, a lower interlayer and a bottom layer, wherein the surface layer, the upper interlayer, the core material, the lower interlayer and the bottom layer are sequentially attached from top to bottom; the polyurethane thermal insulation material comprises the following components in parts by weight: 100 to 120 parts of polyether polyol, 30 to 40 parts of dibenzyl phthalate, 20 to 40 parts of toluene diisocyanate, 10 to 20 parts of octadecyl isocyanate, 15 to 20 parts of polyacrylonitrile fiber, 6 to 8 parts of triethylene tetramine, 2 to 3 parts of sodium tert-butoxide, 1 to 2 parts of dimethyl sulfoxide, 0.2 to 0.9 part of trimethylphenyl ammonium tribromide, 0.3 to 0.5 part of diethyl thiodiacetate and 0.1 to 0.4 part of 1-propylene-3-ol; the thickness of the galvanized steel plate is 2-3 mm, the thickness of the polytetrafluoroethylene plate is 1-2 mm, the thickness of the core material is 15-20 mm, the thickness of the PE plate is 1-2 mm, and the thickness of the aluminum alloy plate is 2-4 mm; the core material and the polytetrafluoroethylene plate and the core material and the PE plate are fixedly bonded.
Preferably, adhesive layers are arranged between the core material and the polytetrafluoroethylene board and between the core material and the PE board, and the adhesive layers are epoxy resin adhesives or polyvinyl acetate adhesives.
Preferably, the polyurethane thermal insulation material further comprises 1-3 parts by weight of bisphenol A epoxy resin.
Preferably, the polyurethane thermal insulation material also comprises 0.2-3.5 parts by weight of sodium polystyrene sulfonate.
Preferably, the polyurethane thermal insulation material also comprises 1.5-2.2 parts by weight of isophorone diisocyanate.
Preferably, the polyurethane thermal insulation material also comprises 0.2-1 part by weight of polyoxymethylenemelamine urea.
Preferably, the polyurethane thermal insulation material further comprises 1-3 parts by weight of methyl pyrrolidone.
Preferably, the polyurethane thermal insulation material also comprises 3-5 parts by weight of 2-methyltetrahydrofuran.
Preferably, the thickness of the galvanized steel plate is 2.3mm, the thickness of the polytetrafluoroethylene plate is 1.8mm, the thickness of the core material is 18mm, the thickness of the PE plate is 1.9mm, and the thickness of the aluminum alloy plate is 3mm.
Preferably, the polyurethane thermal insulation material comprises the following components in parts by weight: 110 parts of polyether polyol, 35 parts of dibenzyl phthalate, 30 parts of toluene diisocyanate, 17 parts of octadecyl isocyanate, 18 parts of polyacrylonitrile fiber, 7 parts of triethylene tetramine, 2.3 parts of sodium tert-butoxide, 1.5 parts of dimethyl sulfoxide, 0.6 part of trimethylphenyl ammonium tribromide, 0.4 part of diethyl thiodiacetate and 0.3 part of 1-propylene-3-alcohol.
The invention provides a high-strength polyurethane metal surface sandwich board. The technical scheme constructs the composite board with a multilayer internal support structure, shares the stress of a metal surface layer and the polyurethane heat-insulating material, and improves the components of the polyurethane heat-insulating material. Specifically, the interlayer is respectively arranged between the surface layer and the core material and between the bottom layer and the core material, wherein the upper interlayer is made of polytetrafluoroethylene, so that the structural strength is ensured, and the higher chemical stability is ensured; the lower interlayer adopts the PE plate, so that higher rigidity can be achieved by using smaller thickness, and meanwhile, the integral dead weight of the plate can not be obviously improved. In the aspect of core plate components, polyether polyol is used as a main component, and dibenzyl phthalate, toluene diisocyanate and octadecyl isocyanate are subjected to condensation to obviously improve a cross-linking structure and a foaming effect; on the basis, the components such as triethylene tetramine, trimethyl phenyl ammonium tribromide and the like are added, so that the heat preservation effect of the core material is improved. The invention has reasonable structure, optimized formula and outstanding technical advantages.
Detailed Description
Hereinafter, specific embodiments of the present invention will be described in detail. Well-known structures or functions may not be shown in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to represent quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Example 1
A high-strength polyurethane metal surface sandwich board comprises a surface layer, an upper interlayer, a core material, a lower interlayer and a bottom layer, wherein the surface layer, the upper interlayer, the core material, the lower interlayer and the bottom layer are sequentially attached from top to bottom; the polyurethane thermal insulation material comprises the following components in parts by weight: 110 parts of polyether polyol, 35 parts of dibenzyl phthalate, 30 parts of toluene diisocyanate, 17 parts of octadecyl isocyanate, 18 parts of polyacrylonitrile fiber, 7 parts of triethylene tetramine, 2.3 parts of sodium tert-butoxide, 1.5 parts of dimethyl sulfoxide, 0.6 part of trimethylphenyl ammonium tribromide, 0.4 part of diethyl thiodiacetate and 0.3 part of 1-propylene-3-alcohol; the thickness of the galvanized steel plate is 2.3mm, the thickness of the polytetrafluoroethylene plate is 1.8mm, the thickness of the core material is 18mm, the thickness of the PE plate is 1.9mm, and the thickness of the aluminum alloy plate is 3mm; the core material and the polytetrafluoroethylene plate and the core material and the PE plate are fixedly bonded; adhesive layers are arranged between the core material and the polytetrafluoroethylene plate and between the core material and the PE plate, and the adhesive layers are epoxy resin adhesives or polyvinyl acetate adhesives.
Example 2
A high-strength polyurethane metal surface sandwich board comprises a surface layer, an upper interlayer, a core material, a lower interlayer and a bottom layer, wherein the surface layer, the upper interlayer, the core material, the lower interlayer and the bottom layer are sequentially attached from top to bottom; the polyurethane thermal insulation material comprises the following components in parts by weight: 100 parts of polyether polyol, 30 parts of dibenzyl phthalate, 20 parts of toluene diisocyanate, 10 parts of octadecyl isocyanate, 15 parts of polyacrylonitrile fiber, 6 parts of triethylene tetramine, 2 parts of sodium tert-butoxide, 1 part of dimethyl sulfoxide, 0.2 part of trimethylphenyl ammonium tribromide, 0.3 part of diethyl thiodiacetate and 0.1 part of 1-propylene-3-alcohol; the thickness of the galvanized steel plate is 2mm, the thickness of the polytetrafluoroethylene plate is 1mm, the thickness of the core material is 15mm, the thickness of the PE plate is 1mm, and the thickness of the aluminum alloy plate is 2mm; the core material and the polytetrafluoroethylene plate and the core material and the PE plate are fixedly bonded.
Example 3
A high-strength polyurethane metal surface sandwich board comprises a surface layer, an upper interlayer, a core material, a lower interlayer and a bottom layer, wherein the surface layer, the upper interlayer, the core material, the lower interlayer and the bottom layer are sequentially attached from top to bottom; the polyurethane thermal insulation material comprises the following components in parts by weight: 120 parts of polyether polyol, 40 parts of dibenzyl phthalate, 40 parts of toluene diisocyanate, 20 parts of octadecyl isocyanate, 20 parts of polyacrylonitrile fiber, 8 parts of triethylene tetramine, 3 parts of sodium tert-butoxide, 2 parts of dimethyl sulfoxide, 0.9 part of trimethyl phenyl ammonium tribromide, 0.5 part of diethyl thiodiacetate and 0.4 part of 1-propylene-3-alcohol; the thickness of the galvanized steel plate is 3mm, the thickness of the polytetrafluoroethylene plate is 2mm, the thickness of the core material is 20mm, the thickness of the PE plate is 2mm, and the thickness of the aluminum alloy plate is 4mm; the core material and the polytetrafluoroethylene plate and the core material and the PE plate are fixedly bonded.
Example 4
A high-strength polyurethane metal surface sandwich panel comprises a surface layer, an upper interlayer, a core material, a lower interlayer and a bottom layer, wherein the surface layer, the upper interlayer, the core material, the lower interlayer and the bottom layer are sequentially attached from top to bottom; the polyurethane thermal insulation material comprises the following components in parts by weight: 110 parts of polyether polyol, 35 parts of dibenzyl phthalate, 30 parts of toluene diisocyanate, 17 parts of octadecyl isocyanate, 18 parts of polyacrylonitrile fiber, 7 parts of triethylene tetramine, 2.3 parts of sodium tert-butoxide, 1.5 parts of dimethyl sulfoxide, 0.6 part of trimethyl phenyl ammonium tribromide, 0.4 part of diethyl thiodiacetate, 0.3 part of 1-propylene-3-ol, 2 parts of bisphenol A epoxy resin, 1.6 parts of sodium polystyrene sulfonate, 1.8 parts of isophorone diisocyanate, 0.6 part of polyoxymethylene melamine urea, 2 parts of methyl pyrrolidone and 4 parts of 2-methyl tetrahydrofuran; the thickness of the galvanized steel plate is 2.3mm, the thickness of the polytetrafluoroethylene plate is 1.8mm, the thickness of the core material is 18mm, the thickness of the PE plate is 1.9mm, and the thickness of the aluminum alloy plate is 3mm; the core material and the polytetrafluoroethylene plate and the core material and the PE plate are fixedly bonded; adhesive layers are arranged between the core material and the polytetrafluoroethylene plate and between the core material and the PE plate, and the adhesive layers are epoxy resin adhesives or polyvinyl acetate adhesives.
The embodiments of the present invention have been described in detail, but the description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention. Any modification, equivalent replacement, and improvement made within the scope of the application of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A high-strength polyurethane metal surface sandwich board is characterized by comprising a surface layer, an upper interlayer, a core material, a lower interlayer and a bottom layer, wherein the surface layer, the upper interlayer, the core material, the lower interlayer and the bottom layer are sequentially attached from top to bottom; the polyurethane thermal insulation material comprises the following components in parts by weight: 100 to 120 portions of polyether polyol, 30 to 40 portions of dibenzyl phthalate, 20 to 40 portions of toluene diisocyanate, 10 to 20 portions of octadecyl isocyanate, 15 to 20 portions of polyacrylonitrile fiber, 6 to 8 portions of triethylene tetramine, 2 to 3 portions of sodium tert-butoxide, 1 to 2 portions of dimethyl sulfoxide, 0.2 to 0.9 portion of trimethyl phenyl ammonium tribromide, 0.3 to 0.5 portion of diethyl thiodiacetate and 0.1 to 0.4 portion of 1-propylene-3-ol; the thickness of the galvanized steel plate is 2-3 mm, the thickness of the polytetrafluoroethylene plate is 1-2 mm, the thickness of the core material is 15-20 mm, the thickness of the PE plate is 1-2 mm, and the thickness of the aluminum alloy plate is 2-4 mm; the core material and the polytetrafluoroethylene plate and the core material and the PE plate are fixedly bonded.
2. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein adhesive layers are provided between the core material and the polytetrafluoroethylene panel and between the core material and the PE panel, and the adhesive layers are epoxy resin adhesives or polyvinyl acetate adhesives.
3. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein the polyurethane thermal insulation material further comprises 1 to 3 parts by weight of bisphenol a epoxy resin.
4. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein the polyurethane thermal insulation material further comprises 0.2 to 3.5 parts by weight of sodium polystyrene sulfonate.
5. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein the polyurethane thermal insulation material further comprises 1.5 to 2.2 parts by weight of isophorone diisocyanate.
6. The high strength polyurethane metal faced sandwich panel of claim 1 wherein said polyurethane insulation further comprises 0.2 to 1 part by weight of polyoxymethylenemelamine urea.
7. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein the polyurethane thermal insulation material further comprises 1 to 3 parts by weight of methyl pyrrolidone.
8. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein the polyurethane thermal insulation material further comprises 3 to 5 parts by weight of 2-methyltetrahydrofuran.
9. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein the galvanized steel sheet has a thickness of 2.3mm, the polytetrafluoroethylene sheet has a thickness of 1.8mm, the core material has a thickness of 18mm, the PE sheet has a thickness of 1.9mm, and the aluminum alloy sheet has a thickness of 3mm.
10. The high-strength polyurethane metal-faced sandwich panel according to claim 1, wherein the polyurethane thermal insulation material comprises the following components in parts by weight: 110 parts of polyether polyol, 35 parts of dibenzyl phthalate, 30 parts of toluene diisocyanate, 17 parts of octadecyl isocyanate, 18 parts of polyacrylonitrile fiber, 7 parts of triethylene tetramine, 2.3 parts of sodium tert-butoxide, 1.5 parts of dimethyl sulfoxide, 0.6 part of trimethyl phenyl ammonium tribromide, 0.4 part of diethyl thiodiacetate and 0.3 part of 1-propylene-3-alcohol.
CN202211259507.XA 2022-10-14 2022-10-14 High-strength polyurethane metal surface sandwich board Pending CN115593067A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101168601A (en) * 2006-10-17 2008-04-30 气体产品与化学公司 Crosslinkers for improving stability of polyurethane foams
JP2018140630A (en) * 2017-02-28 2018-09-13 Ｊｆｅ鋼板株式会社 Resin foam composite steel plate panel and manufacturing method thereof
CN110549698A (en) * 2019-09-04 2019-12-10 江苏中电创达建设装备科技有限公司 composite sandwich color steel plate
CN213390623U (en) * 2020-06-18 2021-06-08 天津市津能滨海热电有限公司 Novel heat insulation plate device for reducing heat dissipation of heat radiator to outdoor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101168601A (en) * 2006-10-17 2008-04-30 气体产品与化学公司 Crosslinkers for improving stability of polyurethane foams
JP2018140630A (en) * 2017-02-28 2018-09-13 Ｊｆｅ鋼板株式会社 Resin foam composite steel plate panel and manufacturing method thereof
CN110549698A (en) * 2019-09-04 2019-12-10 江苏中电创达建设装备科技有限公司 composite sandwich color steel plate
CN213390623U (en) * 2020-06-18 2021-06-08 天津市津能滨海热电有限公司 Novel heat insulation plate device for reducing heat dissipation of heat radiator to outdoor

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