CN114734704A - 一种净化环保型彩钢板 - Google Patents
一种净化环保型彩钢板 Download PDFInfo
- Publication number
- CN114734704A CN114734704A CN202210318856.8A CN202210318856A CN114734704A CN 114734704 A CN114734704 A CN 114734704A CN 202210318856 A CN202210318856 A CN 202210318856A CN 114734704 A CN114734704 A CN 114734704A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- color steel
- layer
- environment
- purifying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 163
- 239000010959 steel Substances 0.000 title claims abstract description 163
- 239000011094 fiberboard Substances 0.000 claims abstract description 51
- 239000006260 foam Substances 0.000 claims abstract description 49
- 238000010521 absorption reaction Methods 0.000 claims abstract description 39
- 238000005187 foaming Methods 0.000 claims abstract description 35
- 239000003365 glass fiber Substances 0.000 claims abstract description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000843 powder Substances 0.000 claims abstract description 27
- 239000011162 core material Substances 0.000 claims abstract description 21
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 19
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 19
- 241001330002 Bambuseae Species 0.000 claims abstract description 19
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 19
- 239000011425 bamboo Substances 0.000 claims abstract description 19
- 239000003610 charcoal Substances 0.000 claims abstract description 19
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 14
- 239000004917 carbon fiber Substances 0.000 claims abstract description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims description 28
- 230000001070 adhesive effect Effects 0.000 claims description 23
- 239000000853 adhesive Substances 0.000 claims description 21
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 19
- 229920005989 resin Polymers 0.000 claims description 19
- 239000011347 resin Substances 0.000 claims description 19
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 16
- 229920006627 PC/PTFE Polymers 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 15
- 238000000746 purification Methods 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 13
- 239000003063 flame retardant Substances 0.000 claims description 11
- 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 description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 10
- 239000011787 zinc oxide Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 9
- 239000004088 foaming agent Substances 0.000 claims description 8
- 239000004408 titanium dioxide Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 7
- 239000004417 polycarbonate Substances 0.000 claims description 7
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 claims description 7
- 229920000053 polysorbate 80 Polymers 0.000 claims description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 7
- 238000004544 sputter deposition Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000007723 die pressing method Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 4
- 230000003179 granulation Effects 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical group [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229920005668 polycarbonate resin Polymers 0.000 claims description 3
- 239000004431 polycarbonate resin Substances 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 230000003075 superhydrophobic effect Effects 0.000 claims description 3
- 239000004840 adhesive resin Substances 0.000 claims description 2
- 229920006223 adhesive resin Polymers 0.000 claims description 2
- 241000196324 Embryophyta Species 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 20
- 238000004321 preservation Methods 0.000 abstract description 11
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 52
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 52
- 239000000463 material Substances 0.000 description 13
- 239000004814 polyurethane Substances 0.000 description 12
- 229920002635 polyurethane Polymers 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 10
- 239000004721 Polyphenylene oxide Substances 0.000 description 7
- 229920000570 polyether Polymers 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 229920005862 polyol Polymers 0.000 description 5
- 150000003077 polyols Chemical class 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000004887 air purification Methods 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Images
Classifications
-
- 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
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
- B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/74—Joining plastics material to non-plastics material
- B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
- B29C66/7428—Transition metals or their alloys
- B29C66/74283—Iron or alloys of iron, e.g. 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
- B32B15/04—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
- B32B15/04—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
- B32B15/09—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 polyesters
-
- 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
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
-
- 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
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
-
- 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
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
-
- 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
- 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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/245—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
-
- 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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- 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
- B32B7/08—Interconnection of layers by mechanical means
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/665—Sheets or foils impervious to water and water vapor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/88—Insulating elements for both heat and sound
- E04B1/90—Insulating elements for both heat and sound slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
- E04B1/942—Building elements specially adapted therefor slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/292—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and sheet metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
-
- 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
- B32B2255/00—Coating on the layer surface
- B32B2255/06—Coating on the layer surface on metal layer
-
- 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
- B32B2255/00—Coating on the layer surface
- B32B2255/20—Inorganic coating
-
- 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
-
- 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
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
-
- 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
-
- 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
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- 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
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/552—Fatigue strength
-
- 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
- B32B2307/70—Other properties
- B32B2307/71—Resistive to light or to UV
-
- 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
- B32B2419/00—Buildings or parts thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Building Environments (AREA)
Abstract
本发明提供了一种净化环保型彩钢板,所述净化环保型彩钢板包括从外到内依次设置的第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层;其中,所述第一吸音纤维板层和第二吸音纤维板层由碳纤维上面板、超细玻璃纤维芯材和碳纤维下面板组成,所述超细玻璃纤维芯材的网孔结构中填充有竹炭粉和活性炭粉混合物;所述PI/EVA泡沫层通过模压发泡制成;本发明提供的一种净化环保型彩钢板在具有良好的防护保温、防火和吸音隔音的特性外,还具有净化空气环境的效果,有效延长了净化环保型彩钢板的使用寿命,拓展了应用领域。
Description
技术领域
本发明涉及彩钢板技术领域,特别涉及一种净化环保型彩钢板。
背景技术
彩钢板,又为彩钢夹芯板,是一种广泛使用的建筑型材料,具有刚度小、安装简便等优点,其中,彩钢板的芯材多以泡沫、岩棉、纸蜂窝材料为主,具有良好的保温功能;中国专利文献号CN109096459B公开了一种环保型低密度聚氨酯夹芯板,该环保型低密度聚氨酯夹芯板是通过连续式聚氨酯夹芯板生产工艺生产出的聚氨酯彩钢板,所述聚氨酯彩钢板包括面板、夹芯层、底板,所述夹芯层由一种组合聚醚和异氰酸酯反应制得,其中组合聚醚包括:20~35份聚醚多元醇A,30~45份聚醚多元醇B,5~20份聚醚多元醇C,5~15份聚醚多元醇D,5~10份聚醚多元醇E,1.5~3.0份泡沫稳定剂;0.8~1.5份催化剂a,1.3~2.0份催化剂b,1.0~1.6份催化剂c,11~20份发泡剂,1.8~2.2份水;该发明环保型低密度聚氨酯夹芯板采用以环戊烷为主的发泡体系,节能环保,所得板材密度较低、泡孔均匀、尺寸稳定性好、导热系数低,保温性能优异,但实际应用中该发明的防火性能较差,不具有净化环境特性的同时,聚氨酯夹心板在遇明火后会在燃烧过程中分解出苯、甲苯、甲醛等空气有害物质。
随着国家、行业和公众对居住环境、对空气中颗粒物污染物影响健康的越来越重视,人们对材料的要求不再停留于建筑防护与保温的性能上,材料的防火安全性、环保性、吸音隔音性、可净化室内环境有害物质、具备寿命长特性和实用性强、应用性广的特性已成为国家、行业和公众对材料的重点需求。
因此,研究开发出具有基础防护保温特性、吸音隔音特性和净化空气环境特性的净化环保型彩钢板亟待解决。
发明内容
为满足国家、行业和公众对净化环保型建筑材料的需求,本发明提供了一种净化环保型彩钢板,本发明制备的净化环保型彩钢板在具有良好的防护保温、防火和吸音隔音的特性外,还具有净化空气环境的效果,有效延长了净化环保型彩钢板的使用寿命,拓展了应用领域。
为解决上述技术问题,本发明采用的一个技术方案是:
一种净化环保型彩钢板,包括从外到内依次设置的第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层;
所述净化环保型彩钢板的制备方法包括以下步骤:
步骤(1):将第一彩钢板基层放置于模具中,将两侧涂覆满树脂胶的第一吸音纤维板层的一侧贴合放置于所述第一彩钢板基层上;
步骤(2):制备PI/EVA泡沫层,将制得的PI/EVA泡沫层的一侧贴合放置于所述第一吸音纤维板层的另一侧上;
步骤(3):将两侧涂覆满树脂胶的第二吸音纤维板层的一侧贴合放置于中所述PI/EVA泡沫层的另一侧上;
步骤(4):将第二彩钢板基层的一侧贴合放置于所述第二吸音纤维板层的另一侧上,获得复合板;
步骤(5):在所述树脂胶固化前,在0.5-4MPa条件下压制步骤(4)中获得的复合板0.5-1h,使所述第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层之间得到进一步粘合,制得净化环保型彩钢板。
进一步地说,所述第一彩钢板基层和第二彩钢板基层的厚度均为5mm;所述第一吸音纤维板层和第二纤维板层的厚度均为10-35mm;所述PI/EVA泡沫层的厚度为30-50mm。
进一步地说,所述树脂胶的涂覆厚度为0.5-1mm;所述树脂胶为酚醛树脂粘合剂或环氧树脂AB胶。
进一步地说,所述吸音纤维板层包括从外到内依次设置的碳纤维上面板、超细玻璃纤维芯材和碳纤维下面板;超细玻璃纤维的网孔结构能够有效吸收传递给材料的振动和声能,还具有良好的保温隔热性能,能够辅助提高彩钢板的保温效果;超细玻璃纤维为芯材辅以碳纤维为面板组成的吸音纤维板层不仅可以增强彩钢板的吸音性能,还能够有效提高彩钢板的机械强度。
进一步地说,所述超细玻璃纤维芯材的网孔结构中填充有竹炭粉和活性炭粉混合物,其中所述竹炭粉和活性炭粉的质量比为1-3:2-5;所述竹炭粉的目数为800目,所述活性炭粉的目数为400目;在超细玻璃纤维芯材的网孔结构中填充竹炭粉和活性炭粉的混合物,可以进一步加强吸音纤维板层的吸音效果,以及达到净化空气环境,吸附污染物的作用。
进一步地说,所述PI/EVA泡沫层包括如下重量份的原料组分:65-90份聚酰亚胺(PI)、30-40份阻燃乙烯-醋酸乙烯酯共聚物(EVA)、15-30份超细玻璃纤维、2-5份硅烷偶联剂KH550、2-7份吐温80、8-15份硅藻土、3-10份AC发泡剂和2-3份氧化锌。
进一步地说,所述PI/EVA泡沫层包括以下制备步骤:
步骤(21):按上述重量份计,向搅拌机中加入PI、阻燃EVA、超细玻璃纤维和硅烷偶联剂KH550,在温度40-50℃、转速50-80rpm下混合搅拌0.5h,获得混合原料;
步骤(22):将步骤(21)中获得的混合原料置于双螺杆挤出机中,在挤出温度为175-190℃、65-70rpm下,熔融挤出,水冷却,造粒获得复合材料;
步骤(23):将步骤(22)中获得的复合材料与按上述重量份计的吐温80、硅藻土、AC发泡剂和氧化锌置于50℃温度的开炼机中混合0.5-1h,获得P I/EVA发泡混合原料;
步骤(24):将步骤(23)中获得的PI/EVA发泡混合原料放入模压发泡装置中模具装置的发泡室内,向所述发泡室内通入CO2气体,加压并升温,215-220℃、10-12MPa条件下模压15-20mi n,快速泄压(2-4MPa/s)释放CO2,冷却定型,获得平整的P I/EVA泡沫层;所述模压发泡装置中的加热器为红外线加热器;通过红外线穿透加热进行升温,使得发泡过程中PI/EVA发泡材料内外受热均匀,提高P I/EVA泡沫的致密性,进而获得了更佳的隔热、耐燃等性能;
其中,制得的PI/EVA泡沫层的导热系数为0.02-0.04W/m·K,耐燃性为V-0级,吸湿率≤1.4%,压缩永久变形≤6%;制备的PI/EVA泡沫层材料具有优异的隔热、阻燃和隔音效果以及质量轻,寿命长和环境友好等优点。
进一步地说,对于南方雨水多光线强的地区,所述第一彩钢板基层的外侧还设置贴合有PC/PTFE薄膜;所述PC/PTFE薄膜的制备过程包括:通过射频磁控溅射法在PC基底薄膜的表面溅射镀上PTFE超疏水薄膜,获得PC/PTFE薄膜;其中,所述PC/PTFE薄膜的厚度为0.25-0.5mm;
所述PC基底薄膜由89.5-95%聚碳酸酯树脂、3-6%氧化锌、0.5-1.5%硅烷偶联剂KH550、0.8-1.5%抗氧化剂168和0.7-1.5%阻燃剂BDP原料组成;
制备的PC/PTFE薄膜具有屏蔽紫外线,增强光照耐老化,阻止雨水渗入彩钢板内的作用,能够有效延长净化环保型彩钢板的使用寿命,拓展应用领域;
所述射频磁控溅射法溅射镀上PTFE薄膜及PC基底薄膜的制备为现有公开技术,不作赘述。
进一步地说,对于大型公共建筑中为辅助净化空气的空调达到节能降耗的目的,可以将所述第二彩钢板基层设置为微型百叶扇状的彩钢板基层,且通过射频磁控溅射法在所述微型百叶扇状的第二彩钢板基层表面溅射形成二氧化钛净化薄膜;其中,所述二氧化钛净化薄膜的厚度为50-120nm;
按照步骤(1)至步骤(5)制得净化环保型彩钢板后,通过锚栓对制得的净化环保型彩钢板做进一步固定。
进一步地说,所述步骤(5)中压制复合板,所述压力的大小通过以下公式方法确定:
其中,C为压力常数,取值1-10MPa;
Kt为压制时间系数,取值0.2-0.6;
TW为第一吸音纤维板的厚度;
TZ为PI/EVA泡沫层的厚度;
TM为第二吸音纤维板层的厚度;
TR为净化环保型彩钢板的厚度。
本发明的有益效果:
(1)本发明提供的一种净化环保型彩钢板,具有良好的隔热保温性能、防火性能和吸音隔音性能,满足甚至超过了一般彩钢板对防火保温特性的要求;P I/EVA泡沫层材料优异的隔热和阻燃效果不仅有效增强了本发明净化环保型彩钢板的保温隔热性能,还提高了彩钢板的防火等级;第一吸音纤维板层和第二吸音纤维板层中超细玻璃纤维的网孔结构有效了吸收传递给材料的振动和声能,超细玻璃纤维芯材的网孔结构中填充竹炭粉和活性炭粉的混合物,也进一步加强了吸音纤维板层的吸音效果,还达到了净化空气环境,吸附污染物的作用;第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层的粘合固定,协同增强了本发明净化彩钢板的机械性能和粘接稳定性。
(2)本发明提供了一种净化环保型彩钢板,在进行PI/EVA发泡层模压发泡过程中,所用的模压发泡装置中的加热器为红外线加热器;通过红外线穿透加热进行升温,使得发泡过程中PI/EVA发泡材料内外受热均匀,提高了PI/EVA泡沫的致密性,进而获得了更佳的隔热、耐燃等性能。
(3)本发明提供的一种净化环保型彩钢板,对于南方雨水多光线强的地区,将第一彩钢板基层与PC/PTFE薄膜贴合,不仅具有屏蔽紫外线,增强光照耐老化的作用,还能够降低雨水冲刷对彩钢板的侵蚀,避免出现潮湿外环境中水分附着在彩钢板表面或渗入彩钢板内的现象,进而有效延长了净化环保型彩钢板的使用寿命,拓展了应用领域。
(4)本发明提供的一种净化环保型彩钢板,对于大型公共建筑中为辅助净化空气的空调达到节能降耗的目的,本发明还将第二彩钢板基层设置为微型百叶扇状,在室内存在自然风的情况下,有利于净化环保型彩钢板吸附空气中的污染物,更好的达到净化空气的目的;此外,微型百叶扇状第二彩钢板基层表面的二氧化钛净化薄膜还有效降解了空气中的甲醛等物质,进一步辅助了本发明制备的彩钢板起到净化空气环境的作用,也实现了建筑节能降耗的目的。
(5)本发明提供的一种净化环保型彩钢板,基于彩钢板各层材料的厚度、目标净化环保型彩钢板的厚度和加压时间,确定了彩钢板加压过程中的压力大小的方法,通过本发明的方法加压的净化环保型彩钢板,有效保证了净化彩钢板质量的稳定性,避免了因压力过大导致的彩钢板内部各层出现塌陷等不良质量问题,影响吸音隔音,隔热保温的效果;也避免了因压力过小,未能达到进一步粘合固化净化环保型彩钢板的作用,影响实际应用。
附图说明
图1为本发明实施例1-3中的一种净化环保型彩钢板的示意图。
图2为本发明实施例4中的一种净化环保型彩钢板的示意图。
图3为本发明实施例5中的一种净化环保型彩钢板的示意图。
具体实施方式
以下结合附图对本发明的优选实施例进行说明,应当理解,此处所描述的优选实施例仅用于说明和解释本发明,并不用于限定本发明。
实施例1
一种净化环保型彩钢板,如图1所示,包括从外到内依次设置的第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层;
所述净化环保型彩钢板的制备方法包括以下步骤:
步骤(1):将第一彩钢板基层放置于模具中,将两侧涂覆满树脂胶的第一吸音纤维板层的一侧贴合放置于所述第一彩钢板基层上;
步骤(2):制备PI/EVA泡沫层,将制得的PI/EVA泡沫层的一侧贴合放置于所述第一吸音纤维板层的另一侧上;
步骤(3):将两侧涂覆满树脂胶的第二吸音纤维板层的一侧贴合放置于中所述PI/EVA泡沫层的另一侧上;
步骤(4):将第二彩钢板基层的一侧贴合放置于所述第二吸音纤维板层的另一侧上,获得复合板;
步骤(5):在所述树脂胶固化前,在0.5-4MPa条件下压制步骤(4)中获得的复合板0.5-1h,使所述第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层之间得到进一步粘合,制得净化环保型彩钢板。
所述树脂胶的涂覆厚度为0.8mm;所述树脂胶为环氧树脂AB胶;
所述吸音纤维板层包括从外到内依次设置的碳纤维上面板、超细玻璃纤维芯材和碳纤维下面板;
所述超细玻璃纤维芯材的网孔结构中填充有竹炭粉和活性炭粉混合物,其中所述竹炭粉和活性炭粉的质量比为1:2;所述竹炭粉的目数为800目,所述活性炭粉的目数为400目;
所述PI/EVA泡沫层包括以下制备步骤:
步骤(21):按重量份计,向搅拌机中加入80份PI、30份阻燃EVA、25份超细玻璃纤维和2份硅烷偶联剂KH550,在温度45℃、转速70rpm下混合搅拌0.5h,获得混合原料;
步骤(22):将步骤(21)中获得的混合原料置于双螺杆挤出机中,在挤出温度为175-190℃、65-70rpm下,熔融挤出,水冷却,造粒获得复合材料;
步骤(23):将步骤(22)中获得的复合材料与5份吐温80、8份硅藻土、7份AC发泡剂和3份氧化锌原料置于50℃温度的开炼机中混合0.5h,获得P I/EVA发泡混合原料;
步骤(24):将步骤(23)中获得的P I/EVA发泡混合原料放入模压发泡装置中模具装置的发泡室内,向所述发泡室内通入CO2气体以排尽空气,加压并升温,215℃、11MPa条件下模压18mi n后,快速泄压(3MPa/s)释放CO2,冷却定型,获得平整的P I/EVA泡沫层;
其中,制得的P I/EVA泡沫层的导热系数为0.025W/m·K,耐燃性为V-0级,吸湿率为1.2%,压缩永久变形为5.3%。
实施例2
一种净化环保型彩钢板,如图1所示,包括从外到内依次设置的第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层;
按照实施例1中的制备方法制得净化环保型彩钢板;
其中,所述树脂胶的涂覆厚度为0.9mm;所述树脂胶为酚醛树脂粘合剂;
所述吸音纤维板层包括从外到内依次设置的碳纤维上面板、超细玻璃纤维芯材和碳纤维下面板;
所述超细玻璃纤维芯材的网孔结构中填充有竹炭粉和活性炭粉混合物,其中所述竹炭粉和活性炭粉的质量比为2:3;所述竹炭粉的目数为800目,所述活性炭粉的目数为400目;
所述P I/EVA泡沫层包括以下制备步骤:
步骤(21):按重量份计,向搅拌机中加入90份P I、30份EVA、27份超细玻璃纤维和3份硅烷偶联剂KH550,在温度45℃、转速70rpm下混合搅拌0.5h,获得混合原料;
步骤(22):将步骤(21):中获得的混合原料置于双螺杆挤出机中,在挤出温度为175-190℃、70rpm下,熔融挤出,水冷却,造粒获得复合材料;
步骤(23)::将步骤(22):中获得的复合材料与5份吐温80、10份硅藻土、8份AC发泡剂和3份氧化锌原料置于50℃温度的开炼机中混合0.5h,获得PI/EVA发泡混合原料;
步骤(24):将步骤(23)中获得的P I/EVA发泡混合原料放入模压发泡装置中模具装置的发泡室内,向所述发泡室内通入CO2气体以排尽空气,加压并升温,215℃、11MPa条件下模压18mi n后,快速泄压(3MPa/s)释放CO2,冷却定型,获得平整的P I/EVA泡沫层;
其中,制得的P I/EVA泡沫层的导热系数为0.024W/m·K,耐燃性为V-0级,吸湿率为1.1%,压缩永久变形为5.2%。
实施例3
一种净化环保型彩钢板,如图1所示,包括从外到内依次设置的第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层;
按照实施例1中的制备方法制得净化环保型彩钢板;
其中,所述树脂胶的涂覆厚度为0.9mm;所述树脂胶为环氧树脂AB胶;
所述吸音纤维板层包括从外到内依次设置的碳纤维上面板、超细玻璃纤维芯材和碳纤维下面板;
所述超细玻璃纤维芯材的网孔结构中填充有竹炭粉和活性炭粉混合物,其中所述竹炭粉和活性炭粉的质量比为1:3;所述竹炭粉的目数为800目,所述活性炭粉的目数为400目;
所述P I/EVA泡沫层包括以下制备步骤:
步骤(21):按重量份计,向搅拌机中加入85份P I、30份EVA、30份超细玻璃纤维和3份硅烷偶联剂KH550,在温度45℃、转速70rpm下混合搅拌0.5h,获得混合原料;
步骤(22):将步骤(21):中获得的混合原料置于双螺杆挤出机中,在挤出温度为175-190℃、70rpm下,熔融挤出,水冷却,造粒获得复合材料;
步骤(23):将步骤(22):中获得的复合材料与6份吐温80、7份硅藻土、8份AC发泡剂和3份氧化锌原料置于50℃温度的开炼机中混合0.5h,获得P I/EVA发泡混合原料;
步骤(24):将步骤(23)中获得的P I/EVA发泡混合原料放入模压发泡装置中模具装置的发泡室内,向所述发泡室内通入CO2气体以排尽空气,加压并升温,215℃、11MPa条件下模压17mi n后,快速泄压(3MPa/s)释放CO2,冷却定型,获得平整的P I/EVA泡沫层;
其中,制得的P I/EVA泡沫层的导热系数为0.025W/m·K,耐燃性为V-0级,吸湿率为1.2%,压缩永久变形为5.4%。
对比例1
本对比例为现有聚氨酯彩钢板。
试验例
对实施例1-3制备的净化环保型彩钢板和对比例1现有聚氨酯彩钢板进行性能测试,检测结果见表1:
表1
通过表1可以看出,本发明实施例1-3制备的净化环保型彩钢板,具有良好的隔热保温性能和防火性能,满足甚至超过了一般彩钢板对防火保温特性的要求;这说明,实施例1-3中P I/EVA泡沫层材料优异的隔热和阻燃效果不仅有效增强了实施例1-3净化环保型彩钢板的保温隔热性能,还提高了彩钢板的防火等级;
采用驻波管法测量实施例1-3净化环保型彩钢板和对比例1现有聚氨酯彩钢板的吸声系数,从表1可以看出,250Hz频率下,实施例1-2制备的净化环保型彩钢板的吸声系数为0.84,实施例3的吸声系数为0.83,而对比例1的吸声系数为0.27,250Hz频率下实施例1-3净化环保型彩钢板的吸声效果更佳,吸声系数最高为0.92;这表明本实施例1-3中第一吸音纤维板层和第二吸音纤维板层中超细玻璃纤维的网孔结构能够有效吸收传递给材料的振动和声能,超细玻璃纤维芯材的网孔结构中填充竹炭粉和活性炭粉的混合物,也进一步加强了吸音纤维板层的吸音效果,还达到了净化空气环境,吸附污染物的作用;
此外,超细玻璃纤维为芯材辅以碳纤维为面板组成的吸音纤维板层还具有良好的保温隔热性能,辅助提高了彩钢板的保温效果;
与对比例1现有聚氨酯彩钢板相比,实施例1-3制备的净化环保型彩钢板具有更优异的抗弯承载力,具体值均达1.30kN/m2,显著高于对比例1的抗弯承载力1.05kN/m2;第一吸音纤维板层、P I/EVA泡沫层和第二吸音纤维板层的粘合固定,显著增强了本发明实施例1-3净化彩钢板的机械性能和粘接稳定性。
实施例4
对于南方雨水多光线强的地区,可通过贴合机在所述第一彩钢板基层的外侧真空贴合PC/PTFE薄膜,获得表面粘合有PC/PTFE薄膜的第一彩钢板基层,并在实施例1的基础上,按照实施例1中的制备方法获得净化环保型彩钢板(如图2所示);
所述PC/PTFE薄膜的制备过程包括:通过射频磁控溅射法在PC基底薄膜表面溅射镀上PTFE超疏水薄膜,获得PC/PTFE薄膜;其中,所述PC/PTFE薄膜的厚度为0.3mm;
所述PC基底薄膜由92%聚碳酸酯树脂、4.5%氧化锌、1%硅烷偶联剂KH550、1.5%抗氧化剂168和1%阻燃剂BDP原料组成。
对实施例1、实施例4制备的净化环保型彩钢板和对比例1现有聚氨酯彩钢板进行相关性能测试,检测结果见表2:
表2
本实施例的工作原理及有益效果:本发明实施例制备的净化环保型彩钢板不仅具有屏蔽紫外线,增强光照耐老化的作用,还能够降低雨水冲刷对彩钢板的侵蚀,避免出现潮湿外环境中水分附着在彩钢板表面或渗入彩钢板内的现象,进而有效延长了净化环保型彩钢板的使用寿命,拓展了应用领域。
实施例5
对于大型公共建筑中为辅助净化空气的空调达到节能降耗的目的,可以在实施例4的基础上,将所述第二彩钢板基层设置为微型百叶扇状的彩钢板基层,且通过射频磁控溅射法在所述微型百叶扇状的第二彩钢板基层表面溅射形成二氧化钛净化薄膜;其中,所述二氧化钛净化薄膜的厚度为100nm;
按照实施例1中步骤(1)至步骤(5)制得净化环保型彩钢板后,通过锚栓对制得的净化环保型彩钢板做进一步固定(如图3所示)。
在空间大小为2m×1.6m×1.8m的同一环境下,人为制造相同程度的灰尘等空气污染物,使用实施例4、实施例5制备的净化环保型彩钢板和对比例1现有聚氨酯彩钢板拼装房体,同等条件下进行实验,分别模拟夏季和冬季工况下室内的空气质量变化和温度变化;其中,通过空气检测仪检测室内的空气质量,温度计采集室内的温度,检测结果见表3:
表3
本实施例的工作原理及有益效果:对于大型公共建筑中为辅助净化空气的空调达到节能降耗的目的,本实施例中制备的净化环保型彩钢板具有更优异的保温效果,在保持室内温度稳定的同时,室内环境的净化性能明显优于对比例1现有聚氨酯彩钢板,且优于实施例4制备的净化环保型彩钢板;这表明,本实施例中将第二彩钢板基层设置为微型百叶扇状,在室内存在自然风的情况下,有利于净化环保型彩钢板吸附空气中的污染物,更好的达到净化空气的目的;此外,微型百叶扇状第二彩钢板基层表面的二氧化钛净化薄膜还能够有效降解了空气中的甲醛等物质,进一步辅助了本发明制备的彩钢板起到净化空气环境的作用,也实现了建筑节能降耗的目的。
实施例6
所述步骤(5)中压制复合板,所述压力的大小通过以下公式方法确定:
其中,C为压力常数,取值1-10MPa;
Kt为压制时间系数,取值0.2-0.6;
TW为第一吸音纤维板的厚度;
TZ为PI/EVA泡沫层的厚度;
TM为第二吸音纤维板层的厚度;
TR为净化环保型彩钢板的厚度。
本实施例的工作原理及有益效果为:基于彩钢板各层材料的厚度、目标净化环保型彩钢板的厚度和加压时间,确定了成型过程中压制复合功能板的压力大小的方法,通过本发明实施例中的方法压制成型的净化环保型彩钢板,有效保证了净化彩钢板质量的稳定性,避免了压力过大导致的彩钢板内部各层出现塌陷等不良质量问题,影响吸音隔音,隔热保温的效果;也避免了因压力过小,未能达到进一步粘合固化净化环保型彩钢板的作用,影响实际应用的现状。
显然,本领域的技术人员可以对本发明进行各种改动和变型而不脱离本发明的精神和范围。这样,倘若本发明的这些修改和变型属于本发明权利要求及其等同技术的范围之内,则本发明也意图包含这些改动和变型在内。
Claims (10)
1.一种净化环保型彩钢板,其特征在于,所述净化环保型彩钢板包括从外到内依次设置的第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层;
所述净化环保型彩钢板的制备方法包括以下步骤:
步骤(1):将第一彩钢板基层放置于模具中,将两侧涂覆满树脂胶的第一吸音纤维板层的一侧贴合放置于所述第一彩钢板基层上;
步骤(2):制备PI/EVA泡沫层,将制得的PI/EVA泡沫层的一侧贴合放置于所述第一吸音纤维板层的另一侧上;
步骤(3):将两侧涂覆满树脂胶的第二吸音纤维板层的一侧贴合放置于所述PI/EVA泡沫层的另一侧上;
步骤(4):将第二彩钢板基层的一侧贴合放置于所述第二吸音纤维板层的另一侧上,获得复合板;
步骤(5):在所述树脂胶固化前,在0.5-4MPa条件下压制步骤(4)中获得的复合板0.5-1h,使所述第一彩钢板基层、第一吸音纤维板层、PI/EVA泡沫层、第二吸音纤维板层和第二彩钢板基层之间得到进一步粘合,制得净化环保型彩钢板。
2.根据权利要求1所述的一种净化环保型彩钢板,其特征在于,所述第一彩钢板基层和第二彩钢板基层的厚度均为5mm;所述第一吸音纤维板层和第二纤维板层的厚度均为10-35mm;所述PI/EVA泡沫层的厚度为30-50mm。
3.根据权利要求1所述的一种净化环保型彩钢板,其特征在于,所述树脂胶的涂覆厚度为0.5-1mm;所述树脂胶为酚醛树脂粘合剂或环氧树脂AB胶。
4.根据权利要求1所述的一种净化环保型彩钢板,其特征在于,所述吸音纤维板层包括从外到内依次设置的碳纤维上面板、超细玻璃纤维芯材和碳纤维下面板。
5.根据权利要求4所述的一种净化环保型彩钢板,其特征在于,所述超细玻璃纤维芯材的网孔结构中填充有竹炭粉和活性炭粉混合物,其中所述竹炭粉和活性炭粉的质量比为1-3:2-5;所述竹炭粉的目数为800目,所述活性炭粉的目数为400目。
6.根据权利要求1所述的一种净化环保型彩钢板,其特征在于,所述PI/EVA泡沫层包括如下重量份的原料组分:65-90份PI、30-40份阻燃EVA、15-30份超细玻璃纤维、2-5份硅烷偶联剂KH550、2-7份吐温80、8-15份硅藻土、3-10份AC发泡剂和2-3份氧化锌。
7.根据权利要求6所述的一种净化环保型彩钢板,其特征在于,所述PI/EVA泡沫层包括以下制备步骤:
步骤(21):按上述重量份计,向搅拌机中加入PI、阻燃EVA、超细玻璃纤维和硅烷偶联剂KH550,在温度40-50℃、转速50-80rpm下混合搅拌0.5h,获得混合原料;
步骤(22):将步骤(21)中获得的混合原料置于双螺杆挤出机中,在挤出温度为175-190℃、65-70rpm下,熔融挤出,水冷却,造粒获得复合材料;
步骤(23):将步骤(22)中获得的复合材料与按上述重量份计的吐温80、硅藻土、AC发泡剂和氧化锌置于50℃温度的开炼机中混合0.5-1h,获得PI/EVA发泡混合原料;
步骤(24):将步骤(23)中获得的PI/EVA发泡混合原料放入模压发泡装置中模具装置的发泡室内,向所述发泡室内通入CO2气体,加压并升温,215-220℃、10-12MPa条件下模压15-20min,快速泄压释放CO2,冷却定型,获得平整的PI/EVA泡沫层。
8.根据权利要求1所述的一种净化环保型彩钢板,其特征在于,所述第一彩钢板基层的外侧还设置贴合有PC/PTFE薄膜;
所述PC/PTFE薄膜的制备过程包括:
通过射频磁控溅射法在PC基底薄膜的表面溅射镀上PTFE超疏水薄膜,获得PC/PTFE薄膜;
其中,所述PC/PTFE薄膜的厚度为0.25-0.5mm;
所述PC基底薄膜由89.5-95%聚碳酸酯树脂、3-6%氧化锌、0.5-1.5%硅烷偶联剂KH550、0.8-1.5%抗氧化剂168和0.7-1.5%阻燃剂BDP原料组成。
9.根据权利要求1所述的一种净化环保型彩钢板,其特征在于,可以将所述第二彩钢板基层设置为微型百叶扇状的彩钢板基层,且通过射频磁控溅射法在所述微型百叶扇状的第二彩钢板基层表面溅射形成二氧化钛净化薄膜;其中,所述二氧化钛净化薄膜的厚度为50-120nm;
按照步骤(1)至步骤(5)制得净化环保型彩钢板后,通过锚栓对制得的净化环保型彩钢板做进一步固定。
10.根据权利要求1所述的一种净化环保型彩钢板,其特征在于,应用于民用建筑、工业厂房、钢结构住宅、大型公共建筑及集成房屋的墙面和屋面。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210318856.8A CN114734704A (zh) | 2022-03-29 | 2022-03-29 | 一种净化环保型彩钢板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210318856.8A CN114734704A (zh) | 2022-03-29 | 2022-03-29 | 一种净化环保型彩钢板 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114734704A true CN114734704A (zh) | 2022-07-12 |
Family
ID=82276741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210318856.8A Pending CN114734704A (zh) | 2022-03-29 | 2022-03-29 | 一种净化环保型彩钢板 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114734704A (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003049265A (ja) * | 2001-08-08 | 2003-02-21 | Toto Ltd | 光触媒性酸化チタン膜の成膜方法 |
KR20060038862A (ko) * | 2004-11-01 | 2006-05-04 | 대림산업 주식회사 | 열가소성 수지계 난연성 발포체 및 그 제조방법 |
CN106280377A (zh) * | 2016-08-31 | 2017-01-04 | 上海联博安防器材股份有限公司 | 阻燃光稳定聚碳酸酯及其制备方法 |
CN107267946A (zh) * | 2017-07-26 | 2017-10-20 | 鲁东大学 | 一种柔性低辐射窗膜及其制备方法 |
CN109501397A (zh) * | 2018-11-20 | 2019-03-22 | 华侨大学 | 一种蜂窝复合材料 |
CN110549698A (zh) * | 2019-09-04 | 2019-12-10 | 江苏中电创达建设装备科技有限公司 | 复合夹心彩钢板 |
CN212787975U (zh) * | 2020-05-20 | 2021-03-26 | 江苏无锡欧派集成家居有限公司 | 一种自吸收甲醛的净味家具板材 |
-
2022
- 2022-03-29 CN CN202210318856.8A patent/CN114734704A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003049265A (ja) * | 2001-08-08 | 2003-02-21 | Toto Ltd | 光触媒性酸化チタン膜の成膜方法 |
KR20060038862A (ko) * | 2004-11-01 | 2006-05-04 | 대림산업 주식회사 | 열가소성 수지계 난연성 발포체 및 그 제조방법 |
CN106280377A (zh) * | 2016-08-31 | 2017-01-04 | 上海联博安防器材股份有限公司 | 阻燃光稳定聚碳酸酯及其制备方法 |
CN107267946A (zh) * | 2017-07-26 | 2017-10-20 | 鲁东大学 | 一种柔性低辐射窗膜及其制备方法 |
CN109501397A (zh) * | 2018-11-20 | 2019-03-22 | 华侨大学 | 一种蜂窝复合材料 |
CN110549698A (zh) * | 2019-09-04 | 2019-12-10 | 江苏中电创达建设装备科技有限公司 | 复合夹心彩钢板 |
CN212787975U (zh) * | 2020-05-20 | 2021-03-26 | 江苏无锡欧派集成家居有限公司 | 一种自吸收甲醛的净味家具板材 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101177383B1 (ko) | 내화성 복합 소재 제조방법 | |
WO2008129281A2 (en) | Insulating panel | |
CN111605273A (zh) | 一种多功能装饰材料用复合纤维材料及其制备方法 | |
CN113248229A (zh) | 一种石墨无机复合聚苯乙烯泡沫保温板及其制备方法 | |
CN111703147A (zh) | 一种建筑外墙用隔热型铝单板及其制造工艺 | |
CN202866020U (zh) | 一种蜂窝结构的隔热保温芯板 | |
KR20050027712A (ko) | 건축내장재용 흡음판넬의 조성, 그 제조방법 및 용도 | |
CN114734704A (zh) | 一种净化环保型彩钢板 | |
CN111844961A (zh) | 一种隔热吸音板及其制备方法 | |
CN114232927B (zh) | 一种外墙保温装饰板及其制备方法 | |
CN112940444B (zh) | 节能环保型建筑幕墙及其安装方法 | |
CN207809005U (zh) | 一种顶盖天窗加强板 | |
JP2017002668A (ja) | 窓構造体及び防火扉構造体用の建材、該建材を含む窓構造体及び防火扉構造体 | |
CN213952552U (zh) | 一种热固复合聚苯乙烯泡沫保温板 | |
CN211591595U (zh) | 一种风管用塑料面酚醛基复合板及风管 | |
CN213952776U (zh) | 保温装饰复合板 | |
KR102125544B1 (ko) | 난연성 세라믹 패널 | |
CN117050356B (zh) | 一种隔热隔音pvb膜及其制备方法 | |
CN110549719B (zh) | 一种khg隔声板及其制备方法 | |
CN215759728U (zh) | 一种具有降噪功能的环保高抗压保温板 | |
CN221366130U (zh) | 一种复合环保型保温板 | |
CN214117048U (zh) | 一种防火保温复合板 | |
CN217293791U (zh) | 一种热固复合聚苯乙烯泡沫保温板 | |
CN215054778U (zh) | 一种低导热系数高强度的挤塑板 | |
CN211341517U (zh) | 一种新型建筑用复合板 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |