CN110281616A - A kind of flame-resistant plastic-wood composite materials plate and preparation method thereof - Google Patents
A kind of flame-resistant plastic-wood composite materials plate and preparation method thereof Download PDFInfo
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- CN110281616A CN110281616A CN201910495300.4A CN201910495300A CN110281616A CN 110281616 A CN110281616 A CN 110281616A CN 201910495300 A CN201910495300 A CN 201910495300A CN 110281616 A CN110281616 A CN 110281616A
- Authority
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- China
- Prior art keywords
- flame
- protective layer
- powder
- core base
- composite materials
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- 239000002023 wood Substances 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000011241 protective layer Substances 0.000 claims abstract description 50
- 238000001125 extrusion Methods 0.000 claims abstract description 44
- 239000010410 layer Substances 0.000 claims abstract description 39
- 239000000843 powder Substances 0.000 claims description 68
- 238000012856 packing Methods 0.000 claims description 37
- 239000003063 flame retardant Substances 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 31
- 239000000314 lubricant Substances 0.000 claims description 30
- 238000002156 mixing Methods 0.000 claims description 30
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 30
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 30
- 239000002245 particle Substances 0.000 claims description 25
- 239000003795 chemical substances by application Substances 0.000 claims description 24
- 238000003032 molecular docking Methods 0.000 claims description 19
- 239000003112 inhibitor Substances 0.000 claims description 18
- 229920003023 plastic Polymers 0.000 claims description 17
- 239000004033 plastic Substances 0.000 claims description 17
- 239000006004 Quartz sand Substances 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 229920001971 elastomer Polymers 0.000 claims description 15
- 239000000806 elastomer Substances 0.000 claims description 15
- -1 polytetrafluoroethylene Polymers 0.000 claims description 15
- 229920002635 polyurethane Polymers 0.000 claims description 15
- 239000004814 polyurethane Substances 0.000 claims description 15
- 239000002994 raw material Substances 0.000 claims description 15
- 230000008929 regeneration Effects 0.000 claims description 13
- 238000011069 regeneration method Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 238000003801 milling Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 10
- 239000000835 fiber Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
- LLEMOWNGBBNAJR-UHFFFAOYSA-N biphenyl-2-ol Chemical compound OC1=CC=CC=C1C1=CC=CC=C1 LLEMOWNGBBNAJR-UHFFFAOYSA-N 0.000 claims description 6
- 239000005415 artificial ingredient Substances 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- QMMJWQMCMRUYTG-UHFFFAOYSA-N 1,2,4,5-tetrachloro-3-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=C(Cl)C(Cl)=CC(Cl)=C1Cl QMMJWQMCMRUYTG-UHFFFAOYSA-N 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 235000021355 Stearic acid Nutrition 0.000 claims description 3
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 claims description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 3
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 3
- 229940024545 aluminum hydroxide Drugs 0.000 claims description 3
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 3
- 239000010425 asbestos Substances 0.000 claims description 3
- 229910000389 calcium phosphate Inorganic materials 0.000 claims description 3
- 239000001506 calcium phosphate Substances 0.000 claims description 3
- 235000011010 calcium phosphates Nutrition 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- FJBFPHVGVWTDIP-UHFFFAOYSA-N dibromomethane Chemical compound BrCBr FJBFPHVGVWTDIP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004079 fireproofing Methods 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 235000012054 meals Nutrition 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 3
- 235000010292 orthophenyl phenol Nutrition 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 239000008117 stearic acid Substances 0.000 claims description 3
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 239000000306 component Substances 0.000 claims 1
- FATBGEAMYMYZAF-KTKRTIGZSA-N oleamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(N)=O FATBGEAMYMYZAF-KTKRTIGZSA-N 0.000 claims 1
- FATBGEAMYMYZAF-UHFFFAOYSA-N oleicacidamide-heptaglycolether Natural products CCCCCCCCC=CCCCCCCCC(N)=O FATBGEAMYMYZAF-UHFFFAOYSA-N 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 5
- 229920001587 Wood-plastic composite Polymers 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000011155 wood-plastic composite Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 2
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/28—Moulding or pressing characterised by using extrusion presses
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- 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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
-
- 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
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B21/08—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood 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
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- 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
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
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- 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
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- 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
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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- 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
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- 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
- B32B3/26—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 a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—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 a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/12—Bonding of a preformed macromolecular material to the same or other solid material such as metal, glass, leather, e.g. using adhesives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2397/00—Characterised by the use of lignin-containing materials
- C08J2397/02—Lignocellulosic material, e.g. wood, straw or bagasse
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2427/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2427/18—Homopolymers or copolymers of tetrafluoroethylene
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/18—Spheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Forests & Forestry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to Wood plastic composite technical fields, especially a kind of flame-resistant plastic-wood composite materials plate, including core base, the core base has been embedded in enhancement layer, the enhancement layer is structure as a whole with core base, and the two sides of the core base have been respectively fixedly connected with protective layer and lower protective layer.The present invention also provides a kind of preparation methods of flame-resistant plastic-wood composite materials plate.The flame-resistant plastic-wood composite materials plate good flame retardation effect, production cost is low, and mechanical strength is big, in addition plate construction use flexibly, using enhancement layer two sides to enhancement layer and core base combining together by the way of crowded in this preparation method, extrusion method is simple and easy, and product mechanical strength is good.
Description
Technical field
The present invention relates to Wood plastic composite technical field more particularly to a kind of flame-resistant plastic-wood composite materials plate and its systems
Preparation Method.
Background technique
Plastic-wood material is widely used in the industries such as building materials, furniture, logistics packaging, and in these industries, fire performance is particularly important,
Because fire dangerous situation once occurs, it will cause destructive disaster.
But existing plastic wood sheet does not have good anti-flammability generally, the plastic wood sheet of preparation method preparation,
Mechanical strength is also unsatisfactory, is not able to satisfy the demand of existing society, and therefore, we have proposed a kind of flame-resistant plastic-wood composite materials
Plate and preparation method thereof.
Summary of the invention
The purpose of the present invention is to solve a kind of flame-resistant plastic-wood composite materials for existing in the prior art disadvantage, and proposing
Plate and preparation method thereof.
To achieve the goals above, present invention employs following technical solutions:
A kind of flame-resistant plastic-wood composite materials plate, including core base are designed, the core base has been embedded in enhancement layer, institute
It states enhancement layer to be structure as a whole with core base, the two sides of the core base have been respectively fixedly connected with protective layer and lower protective layer.
Preferably, the enhancement layer is the lamina reticularis of wave structure, and enhancement layer is through setting inside core base.
Preferably, the enhancement layer is formed using one or more of glass fibre, ceramic fibre, asbestos fibre shuffling
Fire proofing firbre layer.
Preferably, the two sides of the core base are provided tiltedly with multiple grooves, and the upper protective layer and lower protective layer are corresponding
The side of core base is equipped with the reinforcing rib to match with the groove, and the reinforcing rib is cementing in the trench.
Preferably, the upper surface of the upper protective layer is equidistantly equipped with docking groove, between lower surface of the lower protective layer etc.
Away from docking boss is equipped with, the docking boss matches with docking groove, and the docking boss on lower protective layer is pluggable upper anti-
In docking groove on sheath.
The present invention also provides a kind of preparation methods of flame-resistant plastic-wood composite materials plate, include the following steps:
S1, timber powder, regeneration PE plastic grain, packing agent, fire-proof packing particle, fire retardant, mould inhibitor, lubricant are chosen
For raw material, the formula of raw material by weight is as follows: 70-90 parts of timber powder, regeneration 40-60 parts of PE plastic grain, packing agent 15-25
Part, 10-15 parts of fire-proof packing particle, 3-6 parts of fire retardant, 1-2 parts of mould inhibitor, 1-3 parts of lubricant；
S2, timber powder, regeneration PE plastic grain, packing agent be respectively put into ball mill and milled in proportion, obtained
Mill powder to mesh number no more than 30-70 purpose, then by the powder after milling and the fire-proof packing particle of same ratio component,
Fire retardant, mould inhibitor, lubricant carry out artificial ingredient, and are put into mixing machine and are stirred mixing, and mixing velocity control exists
150-300 revs/min, to form the first mixture powder, and mixture powder is spare with the storage of the first barreled container；
S3, it the first mixture powder obtained in S2 is put into the first extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 115-155 degrees Celsius, when extrusion carries out cooling by water and obtains core base；
S4, selection polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand, fire retardant, lubricant are raw material, former
Material formula by weight is as follows: 40-60 parts of polyurethane termoplastic elastomer, 20-50 parts of polytetrafluoroethylene (PTFE), 10-25 parts of quartz sand,
6-12 parts of fire retardant 5-8, lubricant；
S5, polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand are respectively put into ball mill carry out in proportion
It mills, obtains mesh number and mill powder no more than 20-50 purpose, then by the fire-retardant of the powder after milling and same ratio component
Agent, lubricant, colorant, which are put into mixing machine, is stirred mixing, and mixing velocity is controlled at 150-300 revs/min, thus
The second mixture powder is formed, and mixture powder is spare with the storage of the second barreled container；
S6, it the second mixture powder obtained in S5 is put into the second extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 335-400 degrees Celsius, when extrusion, which carries out cooling by water, must go up protective layer and lower protective layer；
S7, it upper protective layer and lower protective layer obtained in S6 will finally be carried out is glued at two of core base obtained in S3
Side, then squeezing drying is flame-resistant plastic-wood composite materials plate.
Preferably, the packing agent is one of conch meal, mica point, graphite powder, aluminium-hydroxide powder or in which several
The mixture of kind；The fire retardant is one of tributyl phosphate, tricresyl phosphate, methylene bromide or in which several mixed
Close object；Mould inhibitor is one of o-phenyl phenol, ammonium persulfate, calcium phosphate；Lubricant is stearic acid, butyl stearate, oil
One of amide；The fire-proof packing particle is PP GRANULES, and particle diameter is not more than 2mm, in fire-proof packing particle
Portion is hollow structure, and internal filled with liquid water.
Preferably, first extruder includes two extruder ontologies, the extruder head pair of two extruder ontologies
Claim setting, extrusion die can be fixedly installed between two extruder heads, one end of the extrusion die is extrusion, another
End is provided along its length posting port, and the posting port is internally embedded enhancement layer use for core base, the shape of posting port with
The shape of enhancement layer matches, and the outside of posting port is equipped with sealing ring.
A kind of flame-resistant plastic-wood composite materials plate proposed by the present invention and preparation method thereof, beneficial effect is: this is fire-retardant
Wood plastic composite board enhances the anti-flammability of plate by the selection of fire proofing and the addition of fire-proof packing particle, and by
Core base and protective layer are spliced, and when ensuring has good anti-flammability, greatly reduce production cost, and internal
It is embedded in enhancement layer, enhances the mechanical strength of plate, in addition plate can need carry out thickness splicing according to construction, facilitate in construction
Flexible Application, squeezed out using enhancement layer two sides to enhancement layer and core base combining together by the way of crowded in this preparation method
Method is simple and easy, and product mechanical strength is good.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of flame-resistant plastic-wood composite materials plate proposed by the present invention；
Fig. 2 is a kind of schematic cross-sectional view of flame-resistant plastic-wood composite materials plate proposed by the present invention；
Fig. 3 is the structural schematic diagram of the extruding end of the first extruder proposed by the present invention.
In figure: core base 1, enhancement layer 2, upper protective layer 3, docking groove 31, lower protective layer 4, docking boss 41, reinforcing rib 5,
Extruder head 111, extrusion die 112, posting port 113.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of flame-resistant plastic-wood composite materials plate, including core base 1, core base 1 has been embedded in reinforcement
Layer 2, enhancement layer 2 is structure as a whole with core base 1, and enhancement layer 2 is the lamina reticularis of wave structure, and enhancement layer 2 is through setting in core
Inside base 1, enhancement layer 2 is prevented fires fibre made of one or more of glass fibre, ceramic fibre, asbestos fibre shuffling
Layer is tieed up, enhancement layer 2 effectively strengthens the mechanical strength of core base 1, makes it have better antitorque and tensile characteristics.
The two sides of core base 1 have been respectively fixedly connected with protective layer 3 and lower protective layer 4, and the two sides of core base 1 tilt and set
There are multiple grooves, the side that upper protective layer 3 and lower protective layer 4 correspond to core base 1 is equipped with the reinforcing rib 5 to match with groove,
Reinforcing rib 5 is cementing in the trench, and the upper surface of upper protective layer 3 is equidistantly equipped with docking groove 31, between lower surface of lower protective layer 4 etc.
Away from be equipped with docking boss 41, docking boss 41 match with docking groove 31, and the docking boss 41 on lower protective layer 4 it is pluggable
In docking groove 31 on upper protective layer 3, core base 1 is spliced with upper protective layer 3 and lower protective layer 4, good ensuring to have
Anti-flammability in the case of, greatly reduce production cost, in addition, whole plate can need carry out thickness splicing according to construction, side
Just the flexible Application in construction.
Embodiment 1
The present invention also provides a kind of preparation methods of flame-resistant plastic-wood composite materials plate, include the following steps:
S1, timber powder, regeneration PE plastic grain, packing agent, fire-proof packing particle, fire retardant, mould inhibitor, lubricant are chosen
For raw material, the formula of raw material by weight is as follows: 70 parts of timber powder, 40 parts of PE plastic grain of regeneration, 15 parts of packing agent, fire prevention are filled out
Expect 10 parts of particle, 3 parts of fire retardant, 1 part of mould inhibitor, 1 part of lubricant；
S2, timber powder, regeneration PE plastic grain, packing agent be respectively put into ball mill and milled in proportion, obtained
It mills powder to mesh number no more than 30 purposes, then by the powder after milling and the fire-proof packing particle of same ratio component, resistance
Agent, mould inhibitor, the artificial ingredient of lubricant progress are fired, and is put into mixing machine and is stirred mixing, mixing velocity is controlled 150
Rev/min, to form the first mixture powder, and mixture powder is spare with the storage of the first barreled container；
S3, it the first mixture powder obtained in S2 is put into the first extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 115 degrees Celsius, when extrusion carries out cooling by water and obtains core base 1；
S4, selection polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand, fire retardant, lubricant are raw material, former
Material formula by weight is as follows: 40 parts of polyurethane termoplastic elastomer, 20 parts of polytetrafluoroethylene (PTFE), 10 parts of quartz sand, fire retardant 5,
6 parts of lubricant；
S5, polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand are respectively put into ball mill carry out in proportion
It mills, obtains mesh number and mill powder no more than 20 purposes, then by the powder after milling and the fire retardant of same ratio component, profit
Lubrication prescription, colorant, which are put into mixing machine, is stirred mixing, and mixing velocity is controlled at 150 revs/min, so that it is mixed to form second
Object powder is closed, and mixture powder is spare with the storage of the second barreled container；
S6, it the second mixture powder obtained in S5 is put into the second extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 335 degrees Celsius, when extrusion, which carries out cooling by water, must go up protective layer 3 and lower protective layer 4；
S7, it upper protective layer 3 and lower protective layer 4 obtained in S6 will finally be carried out is glued at core base 1 obtained in S3
Two sides, then squeezing drying is flame-resistant plastic-wood composite materials plate.
Embodiment 2
The present invention also provides a kind of preparation methods of flame-resistant plastic-wood composite materials plate, include the following steps:
S1, timber powder, regeneration PE plastic grain, packing agent, fire-proof packing particle, fire retardant, mould inhibitor, lubricant are chosen
For raw material, the formula of raw material by weight is as follows: 80 parts of timber powder, 50 parts of PE plastic grain of regeneration, 20 parts of packing agent, fire prevention are filled out
Expect 12 parts of particle, 4.5 parts of fire retardant, 1.5 parts of mould inhibitor, 2 parts of lubricant；
S2, timber powder, regeneration PE plastic grain, packing agent be respectively put into ball mill and milled in proportion, obtained
It mills powder to mesh number no more than 50 purposes, then by the powder after milling and the fire-proof packing particle of same ratio component, resistance
Agent, mould inhibitor, the artificial ingredient of lubricant progress are fired, and is put into mixing machine and is stirred mixing, mixing velocity is controlled 220
Rev/min, to form the first mixture powder, and mixture powder is spare with the storage of the first barreled container；
S3, it the first mixture powder obtained in S2 is put into the first extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 130 degrees Celsius, when extrusion carries out cooling by water and obtains core base 1；
S4, selection polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand, fire retardant, lubricant are raw material, former
The formula of material by weight is as follows: 50 parts of polyurethane termoplastic elastomer, 35 parts of polytetrafluoroethylene (PTFE), 18 parts of quartz sand, fire retardant
6.5,9 parts of lubricant；
S5, polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand are respectively put into ball mill carry out in proportion
It mills, obtains mesh number and mill powder no more than 35 purposes, then by the powder after milling and the fire retardant of same ratio component, profit
Lubrication prescription, colorant, which are put into mixing machine, is stirred mixing, and mixing velocity is controlled at 220 revs/min, so that it is mixed to form second
Object powder is closed, and mixture powder is spare with the storage of the second barreled container；
S6, it the second mixture powder obtained in S5 is put into the second extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 380 degrees Celsius, when extrusion, which carries out cooling by water, must go up protective layer 3 and lower protective layer 4；
S7, it upper protective layer 3 and lower protective layer 4 obtained in S6 will finally be carried out is glued at core base 1 obtained in S3
Two sides, then squeezing drying is flame-resistant plastic-wood composite materials plate.
Embodiment 3
The present invention also provides a kind of preparation methods of flame-resistant plastic-wood composite materials plate, include the following steps:
S1, timber powder, regeneration PE plastic grain, packing agent, fire-proof packing particle, fire retardant, mould inhibitor, lubricant are chosen
For raw material, the formula of raw material by weight is as follows: 90 parts of timber powder, 60 parts of PE plastic grain of regeneration, 25 parts of packing agent, fire prevention are filled out
Expect 15 parts of particle, 6 parts of fire retardant, 2 parts of mould inhibitor, 3 parts of lubricant；
S2, timber powder, regeneration PE plastic grain, packing agent be respectively put into ball mill and milled in proportion, obtained
It mills powder to mesh number no more than 70 purposes, then by the powder after milling and the fire-proof packing particle of same ratio component, resistance
Agent, mould inhibitor, the artificial ingredient of lubricant progress are fired, and is put into mixing machine and is stirred mixing, mixing velocity is controlled 300
Rev/min, to form the first mixture powder, and mixture powder is spare with the storage of the first barreled container；
S3, it the first mixture powder obtained in S2 is put into the first extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 155 degrees Celsius, when extrusion carries out cooling by water and obtains core base 1；
S4, selection polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand, fire retardant, lubricant are raw material, former
Material formula by weight is as follows: 60 parts of polyurethane termoplastic elastomer, 50 parts of polytetrafluoroethylene (PTFE), 25 parts of quartz sand, fire retardant 8,
12 parts of lubricant；
S5, polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand are respectively put into ball mill carry out in proportion
It mills, obtains mesh number and mill powder no more than 50 purposes, then by the powder after milling and the fire retardant of same ratio component, profit
Lubrication prescription, colorant, which are put into mixing machine, is stirred mixing, and mixing velocity is controlled at 300 revs/min, so that it is mixed to form second
Object powder is closed, and mixture powder is spare with the storage of the second barreled container；
S6, it the second mixture powder obtained in S5 is put into the second extruder passes in and out, extrusion temperature control
Carry out melting extrusion under conditions of 400 degrees Celsius, when extrusion, which carries out cooling by water, must go up protective layer 3 and lower protective layer 4；
S7, it upper protective layer 3 and lower protective layer 4 obtained in S6 will finally be carried out is glued at core base 1 obtained in S3
Two sides, then squeezing drying is flame-resistant plastic-wood composite materials plate.
Packing agent is one of conch meal, mica point, graphite powder, aluminium-hydroxide powder or in which several in embodiment 1-3
The mixture of kind；The fire retardant is one of tributyl phosphate, tricresyl phosphate, methylene bromide or in which several mixed
Close object；Mould inhibitor is one of o-phenyl phenol, ammonium persulfate, calcium phosphate；Lubricant is stearic acid, butyl stearate, oil
One of amide；The fire-proof packing particle is PP GRANULES, and particle diameter is not more than 2mm, in fire-proof packing particle
Portion is hollow structure, and internal filled with liquid water.
As shown in Fig. 2, the first extruder includes two extruder ontologies in embodiment 1-3, two extruder ontologies
Extruder head 111 is symmetrical arranged, and extrusion die 112, one end of extrusion die 112 can be fixedly installed between two extruder heads 111
For extrusion, the other end is provided along its length posting port 113, and posting port 113 is internally embedded enhancement layer 2 for core base 1
With the shape of posting port 113 and the shape of enhancement layer 2 match, and the outside of posting port 113 is equipped with sealing ring, and sealing ring can be true
Air-tightness between posting port 113 and enhancement layer 2 is protected, when being squeezed out, is first inserted into enhancement layer 2 by posting port 113 crowded
Out inside mold 112, enhancement layer 2 is then attached to by the material that extruder head 111 squeezes out, to ensure to reinforce in extrusion process
The feeding speed of layer 2 is identical as the extruded velocity of extrusion die 112, will add by using 2 two sides of enhancement layer to crowded mode
Strong layer 2 combines together with core base 1, and extrusion method is simple and easy, and product mechanical strength is good.
The second extruder is double screw extruder in embodiment 1-3.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of flame-resistant plastic-wood composite materials plate, including core base (1), it is characterised in that: core base (1) is embedded in
Have enhancement layer (2), the enhancement layer (2) is structure as a whole with core base (1), and the two sides of the core base (1) are fixed respectively to be connected
It is connected to protective layer (3) and lower protective layer (4).
2. flame-resistant plastic-wood composite materials plate according to claim 1, it is characterised in that: the enhancement layer (2) is wave
The lamina reticularis of structure, enhancement layer (2) are internal in core base (1) through setting.
3. flame-resistant plastic-wood composite materials plate according to claim 1 or 2, it is characterised in that: the enhancement layer (2) uses
Fire proofing firbre layer made of one or more of glass fibre, ceramic fibre, asbestos fibre shuffling.
4. flame-resistant plastic-wood composite materials plate according to claim 1, it is characterised in that: the two sides of the core base (1)
Multiple grooves are provided tiltedly with, the side that the upper protective layer (3) and lower protective layer (4) correspond to core base (1) is equipped with and institute
The reinforcing rib (5) that groove matches is stated, the reinforcing rib (5) is cementing in the trench.
5. flame-resistant plastic-wood composite materials plate according to claim 1, it is characterised in that: the upper protective layer (3) it is upper
Surface is equidistantly equipped with docking groove (31), and the lower surface of the lower protective layer (4) is equidistantly equipped with docking boss (41), described right
It connects boss (41) to match with docking groove (31), and the docking boss (41) on lower protective layer (4) is pluggable in upper protective layer (3)
On docking groove (31) in.
6. a kind of preparation method of flame-resistant plastic-wood composite materials plate according to claim 1, it is characterised in that: including such as
Lower step:
S1, it chooses timber powder, regenerate PE plastic grain, packing agent, fire-proof packing particle, fire retardant, mould inhibitor, lubricant for original
Material, the formula of raw material by weight is as follows: 70-90 part of timber powder, regenerate 40-60 parts of PE plastic grain, 15-25 parts of packing agent,
10-15 parts of fire-proof packing particle, 3-6 parts of fire retardant, 1-2 parts of mould inhibitor, 1-3 parts of lubricant；
S2, timber powder, regeneration PE plastic grain, packing agent be respectively put into ball mill and milled in proportion, obtain mesh
Number is milled powder no more than 30-70 purpose, then by the powder after milling and the fire-proof packing particle of same ratio component, fire-retardant
Agent, mould inhibitor, lubricant carry out artificial ingredient, and are put into mixing machine and are stirred mixing, and mixing velocity is controlled in 150-300
Rev/min, to form the first mixture powder, and mixture powder is spare with the storage of the first barreled container；
S3, it the first mixture powder obtained in S2 is put into the first extruder passes in and out, extrusion temperature control exists
Carry out melting extrusion under conditions of 115-155 degrees Celsius, when extrusion carries out cooling by water and obtains core base (1)；
S4, polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand, fire retardant, lubricant are chosen as raw material, raw material is pressed
The formula of weight is as follows: 40-60 parts of polyurethane termoplastic elastomer, 20-50 parts of polytetrafluoroethylene (PTFE), 10-25 parts of quartz sand, fire-retardant
6-12 parts of agent 5-8, lubricant；
S5, polyurethane termoplastic elastomer, polytetrafluoroethylene (PTFE), quartz sand are respectively put into ball mill grind in proportion
Mill obtains mesh number and mills powder no more than 20-50 purpose, then by the powder after milling and the fire retardant of same ratio component,
Lubricant, colorant, which are put into mixing machine, is stirred mixing, and mixing velocity is controlled at 150-300 revs/min, to be formed
Second mixture powder, and mixture powder is spare with the storage of the second barreled container；
S6, it the second mixture powder obtained in S5 is put into the second extruder passes in and out, extrusion temperature control exists
Carry out melting extrusion under conditions of 335-400 degrees Celsius, when extrusion, which carries out cooling by water, must go up protective layer (3) and lower protective layer
(4)；
S7, it upper protective layer (3) and lower protective layer (4) obtained in S6 will finally be carried out is glued at core base (1) obtained in S3
Two sides, then squeeze drying be flame-resistant plastic-wood composite materials plate.
7. the preparation method of flame-resistant plastic-wood composite materials plate according to claim 5, it is characterised in that: the packing agent
For one of conch meal, mica point, graphite powder, aluminium-hydroxide powder or in which several mixtures；The fire retardant is phosphorus
One of sour tributyl, tricresyl phosphate, methylene bromide or in which several mixtures；Mould inhibitor be o-phenyl phenol,
One of ammonium persulfate, calcium phosphate；Lubricant is one of stearic acid, butyl stearate, oleamide；The fire-proof packing
Particle is PP GRANULES, and it is hollow structure inside fire-proof packing particle, and inside is filled with that particle diameter, which is not more than 2mm,
Liquid water.
8. the preparation method of flame-resistant plastic-wood composite materials plate according to claim 5, it is characterised in that: described first squeezes
Machine includes two extruder ontologies out, and the extruder head (111) of two extruder ontologies is symmetrical arranged, two extruder heads
(111) it can be fixedly installed between extrusion die (112), one end of the extrusion die (112) is extrusion, and the other end is along it
Length direction is equipped with posting port (113), and the posting port (113) is internally embedded enhancement layer (2) use, merging for core base (1)
The shape of mouth (113) and the shape of enhancement layer (2) match, and the outside of posting port (113) is equipped with sealing ring.
9. the preparation method of flame-resistant plastic-wood composite materials plate according to claim 5, it is characterised in that: described second squeezes
Machine is double screw extruder out.
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| CN114932607A (en) * | 2022-06-14 | 2022-08-23 | 李海涛 | Method for manufacturing fireproof plate |
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Application publication date: 20190927 |