CN111421931A - Lightweight anticorrosive antique plastic-wood composite material plate and preparation method thereof - Google Patents

Lightweight anticorrosive antique plastic-wood composite material plate and preparation method thereof Download PDF

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Publication number
CN111421931A
CN111421931A CN202010168338.3A CN202010168338A CN111421931A CN 111421931 A CN111421931 A CN 111421931A CN 202010168338 A CN202010168338 A CN 202010168338A CN 111421931 A CN111421931 A CN 111421931A
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plastic
wood
antique
light
calcium carbonate
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CN111421931B (en
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周华强
谢程
储鹏飞
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Jiangsu Forest Wpc Technology Co ltd
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Jiangsu Forest Wpc Technology Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
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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 form; Layered products 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 form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/04—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by at least one layer folded at the edge, e.g. over another layer ; characterised by at least one layer enveloping or enclosing a 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • 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
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/06—Vegetal particles
    • B32B2264/062—Cellulose particles, e.g. cotton
    • B32B2264/067—Wood particles
    • 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
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/402—Coloured
    • B32B2307/4026—Coloured within the layer by addition of a colorant, e.g. pigments, dyes
    • 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
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • 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
    • B32B2307/718—Weight, e.g. weight per square meter
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
    • 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
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16—Fibres; Fibrils

Abstract

The invention relates to a plastic-wood composite material, in particular to a light anticorrosive antique plastic-wood composite material plate and a preparation method thereof. The method is suitable for manufacturing various plastic-wood artware, or used for manufacturing wallboards, ceiling boards, screens, various lines and the like for the interior of ancient buildings or the antique buildings in scenic spots. The invention is formed by wrapping and sleeving a light plastic-wood core layer plate and an anticorrosive antique plastic-wood shell layer in a recombiner and extruding the clad plates while the clad plates are hot, wherein the light plastic-wood core layer plate is arranged in the middle of the clad plates, and the anticorrosive antique plastic-wood shell layer wrapping and sleeving are arranged on the periphery of the clad plates; the invention is convenient to produce and manufacture, the traditional co-extrusion molding production line of the plastic-wood board can be used for the production, the production continuity is strong, and the production efficiency is high; the coating has the advantages of corrosion resistance, moth prevention, high strength, difficult cracking, no aging, strong designability of color, no color difference, good touch, no paint falling in the using process, light weight, low price and good antique effect.

Description

Lightweight anticorrosive antique plastic-wood composite material plate and preparation method thereof
Technical Field
The invention relates to a plastic-wood composite material, in particular to a light anticorrosive antique plastic-wood composite material plate and a preparation method thereof. The light anticorrosive antique plastic-wood composite material plate is suitable for making various plastic-wood artware, or is used for making wall boards, ceiling boards, screens, various lines and the like for the interior of antique buildings or the antique buildings in scenic spots.
Background
At present, artware has gone into thousands of households. Traditionally, these crafts are generally made of wood, ceramic, metal, glass, and resin materials, and there are limitations to the traditional crafts made of these materials, such as: the handicraft made of the wood material has poor waterproof and anticorrosive performance, is easy to be eroded by termites, has a surface paint layer easy to fall off, needs to fell trees in the production process, and is not beneficial to water and soil conservation, environmental protection and the like; the ceramic handicraft is heavy, poor in touch, fragile, expensive and the like; the metal artware is heavy, the manufacturing process is difficult, the repairability is poor, and the like; the glass artware is fragile, difficult to color, difficult to form, low in production efficiency and the like; the resin handicraft is easy to deform, has poor repairability and high cost, and the production process is easy to cause environmental pollution and the like.
In addition, in some ancient buildings or antique buildings built in scenic spots, wall boards, ceiling boards, screens, various lines and the like are often needed, in order to keep consistent with the overall style of the buildings, the wall boards, the ceiling boards, the screens, the lines and the like are obviously not suitable for being made of ceramics, metals, glass or resin materials, most of the wall boards, the ceiling boards, the screens, the lines and the like are made of wood materials, but the wood materials are required to be subjected to a 'old-making' process, the process is complex, manpower and financial resources are wasted, color difference is easy to generate, and the wall boards are easy to age or be damaged by worms, so that the final effect is influenced.
In recent years, with the enhancement of the environmental protection consciousness of people, the plastic-wood composite material which is wide in raw material source, environment-friendly, renewable and recyclable is more and more valued by people. It is a composite material with wide application, which is processed and manufactured by taking waste plastics, plant fiber powder and the like as raw materials. It has the processing performance similar to that of wood, and is anticorrosive, anti-ageing, less damaged by worm and less fungus growing, and the density of the plastic-wood material may be changed by adding different assistants. Meanwhile, the plastic-wood composite material has the characteristics of wood appearance, higher hardness than that of a plastic product, homogeneous material, stable size compared with wood, difficult crack generation, no wood knots, no twill and the like; it has the processability of thermoplastic plastics, and has small abrasion to equipment in the production process; toxic chemical substances are not required for treatment, and formaldehyde is not contained; can be repeatedly used and recycled after being discarded, and is beneficial to environmental protection and the like.
The invention relates to a light anticorrosive antique plastic-wood composite material plate, which replaces the traditional material and is necessary for manufacturing various plastic-wood artware, or wallboards, ceiling boards, screens, various lines and the like for the antique building inside or in scenic spots.
Disclosure of Invention
The invention aims at the above purpose to provide a light anticorrosive antique plastic-wood composite plate and a preparation method thereof, and the plate has the characteristics of light weight, corrosion resistance, antique imitation and the like besides the characteristics of repeatable processing and use, easy forming and processing and the like of common plastic-wood composite plates.
A light anticorrosion antique plastic wood composite material plate is formed by wrapping and sleeving a light plastic wood core layer plate and an anticorrosion antique plastic wood shell layer in a recombiner and extruding the materials while the materials are hot, wherein the light plastic wood core layer plate is arranged in the middle of the plate, and the anticorrosion antique plastic wood shell layer wrapping and sleeving are arranged at the periphery of the plate; the light plastic wood core layer plate is formed by a light plastic wood core layer material flow passing through a middle mouth-shaped flow channel of a 'return' shaped mouth die under the action of the rotation thrust of a screw; the anticorrosive antique plastic wood shell layer coating sleeve is formed by an annular gap flow channel of a 'return' shape neck mold through anticorrosive antique plastic wood shell layer material flow under the action of the rotation thrust of the screw.
The anti-corrosion antique plastic wood shell material flow is formed by uniformly mixing polyvinyl chloride plastic particles, mixed pigment, wormwood powder, methyl paraben, 4-oxo-bis-benzenesulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder and then melting and extruding the mixture by an extruder; the pigment is prepared by mixing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the mass ratio of 1: 1-2: 3-7; the particle size of the activated calcium carbonate powder is 100-300 nm; the particle size of the wormwood powder is 180-260 meshes.
The light plastic wood core layer material flow is formed by uniformly mixing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder, 1, 3-tri (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene and then melting and extruding the mixture by an extruder; the grain size of the antibacterial wood powder is 40-120 meshes; the particle size of the calcium carbonate powder is 40-120 meshes.
A preparation method of a light anticorrosive antique plastic-wood composite material plate comprises the following steps:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 1-2: 3-7, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 200-300: 20-40: 10-20, adding the rosin into the isopropanol, heating to 70-80 ℃, stirring for dissolving, then cooling to 55-65 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 30-40 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, keeping the temperature for 20-30 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 5-15: 1-3, mixing, heating to 80-90 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood powder and the composite antibacterial agent solution according to the weight ratio of 100: 10-20, uniformly spraying the composite antibacterial agent on the surface of the wood powder by adopting a spraying method, drying and screening to obtain antibacterial wood powder;
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 40-60: 0.8-1.6: 0.6-1.2, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 100-160: 30-50, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, screening to obtain modified calcium carbonate powder with the particle size of 20-40 meshes, uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and screening to obtain activated calcium carbonate powder;
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder, methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 10-20: 8-12: 1-5: 3-5: 1-1.6: 7-9: 20-30, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique plastic wood shell material flow, wherein the rotating speed of a screw is 10-12 r/min, and the extrusion temperature is 168-178 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder, 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 30-50: 20-30: 1.5-2.5: 0.5-1.5: 1.1-1.2: 2-4, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 13-17 r/min, and the extrusion temperature is 166-180 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board is hot and passes through a recombiner with the temperature set to be 175-185 ℃, and the lightweight anticorrosion antique plastic-wood composite board is formed through extrusion.
The light anticorrosive antique plastic-wood composite material plate is convenient to produce and manufacture, a traditional plastic-wood plate co-extrusion molding production line can be used for production, the production continuity is high, and the production efficiency is high; compared with wood materials, the wood-plastic composite material is more corrosion-resistant, mothproof, free of cracking and aging, free of color difference, free of paint falling in the using process and the like; compared with ceramic materials, the material has the advantages of light weight, low price, strong designability of color, good antique effect, high strength, difficult fragmentation and the like; compared with a metallic material, the material has the advantages of light weight, no corrosion, good touch, strong designability of color and the like; compared with the vitreous material, the strength is high, the fracture is not generated, the designability of color is strong, the antique effect is good, and the like; compared with resin materials, the anti-aging coating is not easy to warp and deform, has good anti-aging effect, and does not cause pollution to the environment in production, use and abandonment; compared with the common plastic-wood composite material, the color has wider color change range, stronger designability of color, more excellent archaizing performance, light weight, corrosion resistance and the like.
Detailed Description
The following examples are used to specifically illustrate a lightweight anticorrosive antique plastic-wood composite board and a preparation method thereof.
A light anticorrosion antique plastic wood composite material plate is formed by wrapping and sleeving a light plastic wood core layer plate and an anticorrosion antique plastic wood shell layer in a recombiner and extruding the materials while the materials are hot, wherein the light plastic wood core layer plate is arranged in the middle of the plate, and the anticorrosion antique plastic wood shell layer wrapping and sleeving are arranged at the periphery of the plate; the light plastic wood core layer plate is formed by a light plastic wood core layer material flow passing through a middle mouth-shaped flow channel of a 'return' shaped mouth die under the action of the rotation thrust of a screw; the anticorrosive antique plastic wood shell layer coating sleeve is formed by an annular gap flow channel of a 'return' shape neck mold through anticorrosive antique plastic wood shell layer material flow under the action of the rotation thrust of the screw.
The anti-corrosion antique plastic wood shell material flow is formed by uniformly mixing polyvinyl chloride plastic particles, mixed pigment, wormwood powder, methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder and then melting and extruding the mixture by an extruder.
The light plastic wood core layer material flow is formed by uniformly mixing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder, 1, 3-tri (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene and then melting and extruding the mixture by an extruder.
Example 1:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 1.5: 5, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 250: 30: 15, adding the rosin into the isopropanol, heating to 75 ℃, stirring for dissolving, then cooling to 60 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 35 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 25 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 10: 2, mixing, heating to 85 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 15, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 80 meshes);
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 50: 1.2: 0.9, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 130: 40, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, sieving to obtain modified calcium carbonate powder with the particle size of 30 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and sieving to obtain activated calcium carbonate powder (the particle size is 200 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 220 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 15: 10: 3: 4: 1.3: 8: 25, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like plastic shell material flow, wherein the rotating speed of a screw is 11 revolutions per minute, and the extrusion temperature is 173 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 80 meshes), 1, 3-tri (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 40: 25: 2: 1: 1.15: 3, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 15 revolutions per minute, and the extrusion temperature is 173 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board is hot and passes through a recombiner with the temperature set to be 180 ℃, and the light anticorrosive antique plastic-wood composite board is formed by extrusion.
Example 2:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 3, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 200: 20: 10, adding the rosin into the isopropanol, heating to 70 ℃, stirring for dissolving, then cooling to 55 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 30 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 20 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 5: 1, mixing, heating to 80 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 10, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 40 meshes);
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 40: 0.8: 0.6, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 30, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, sieving to obtain modified calcium carbonate powder with the particle size of 20 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and sieving to obtain activated calcium carbonate powder (the particle size is 100 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 180 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 10: 8: 1: 3: 1: 7: 20, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like shell material flow, wherein the rotating speed of a screw is 10 revolutions per minute, and the extrusion temperature is 168 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 40 meshes), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 30: 20: 1.5: 0.5: 1.1: 2, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 13 r/min, and the extrusion temperature is 166 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board is extruded through a recombiner with the temperature set to be 175 ℃ to form the light anti-corrosion antique plastic-wood composite board.
Example 3:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 2: 7, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 300: 40: 20, adding the rosin into the isopropanol, heating to 80 ℃, stirring for dissolving, then cooling to 65 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 40 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 30 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 15: 3, mixing, heating to 90 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 20, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 120 meshes);
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 60: 1.6: 1.2, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 160: 50, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, screening into modified calcium carbonate powder with the particle size of 40 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and screening to obtain activated calcium carbonate powder (the particle size is 300 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 260 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 20: 12: 5: 1.6: 9: 30, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like plastic shell material flow, wherein the rotating speed of a screw is 12 revolutions per minute, and the extrusion temperature is 178 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 120 meshes), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 50: 30: 2.5: 1.5: 1.2: 4, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 17 r/min, and the extrusion temperature is 180 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board passes through a recombiner with the temperature set to 185 ℃ while the composite board is hot, and the light anti-corrosion antique plastic-wood composite board is formed by extrusion.
Example 4:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 5, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 300: 20: 15, adding the rosin into the isopropanol, heating to 80 ℃, stirring for dissolving, then cooling to 55 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 35 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 30 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 5: 2, mixing, heating to 90 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 10, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 80 meshes);
(4) respectively measuring water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 60: 0.8: 0.9, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 160: 30, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, sieving to obtain modified calcium carbonate powder with the particle size of 30 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and sieving to obtain activated calcium carbonate powder (the particle size is 300 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 220 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 10: 5: 3: 1.3: 9: 20, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like plastic shell material flow, wherein the rotating speed of a screw is 12 revolutions per minute, and the extrusion temperature is 168 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 120 meshes), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 40: 30: 1.5: 1: 1.2: 2: 3, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 13 revolutions per minute, and the extrusion temperature is 173 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board passes through a recombiner with the temperature set to 185 ℃ while the composite board is hot, and the light anti-corrosion antique plastic-wood composite board is formed by extrusion.
Example 5:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 1.5: 7, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 200: 30: 20, adding the rosin into the isopropanol, heating to 70 ℃, stirring for dissolving, then cooling to 60 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 40 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 20 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 10: 3, mixing, heating to 80 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 15, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 120 meshes);
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 40: 1.2, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 40, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, screening into modified calcium carbonate powder with the particle size of 40 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and screening to obtain activated calcium carbonate powder (the particle size is 100 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 260 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 15: 12: 1: 4: 1.6: 7: 25, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like plastic shell material flow, wherein the rotating speed of a screw is 10 revolutions per minute, and the extrusion temperature is 173 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 40 meshes), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 50: 20: 2: 1.5: 1.1: 3: 4, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 15 revolutions per minute, and the extrusion temperature is 180 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board is extruded through a recombiner with the temperature set to be 175 ℃ to form the light anti-corrosion antique plastic-wood composite board.
Example 6:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 2: 3, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 250: 40: 10, adding the rosin into the isopropanol, heating to 75 ℃, stirring for dissolving, then cooling to 65 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 30 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 25 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 15: 1, mixing, heating to 85 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 20, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 40 meshes);
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 50: 1.6: 0.6, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 130: 50, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, sieving to obtain modified calcium carbonate powder with the particle size of 20 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and sieving to obtain activated calcium carbonate powder (the particle size is 200 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 180 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 20: 8: 3: 5: 1: 8: 30, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like shell material flow, wherein the rotating speed of a screw is 11 revolutions per minute, and the extrusion temperature is 178 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 80 meshes), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 30: 25: 2.5: 0.5: 1.15: 4: 2, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 17 r/min, and the extrusion temperature is 166 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board is hot and passes through a recombiner with the temperature set to be 180 ℃, and the light anticorrosive antique plastic-wood composite board is formed by extrusion.
Example 7:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 3, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 250: 30: 20, adding the rosin into the isopropanol, heating to 80 ℃, stirring for dissolving, then cooling to 60 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 35 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 30 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 15: 1, mixing, heating to 80 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 20, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 120 meshes);
(4) respectively measuring water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 40: 0.8: 0.9, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 130: 50, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, sieving to obtain modified calcium carbonate powder with the particle size of 20 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and sieving to obtain activated calcium carbonate powder (the particle size is 200 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 180 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 10: 5: 4: 1.6: 7: 25, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like plastic shell material flow, wherein the rotating speed of a screw is 12 revolutions per minute, and the extrusion temperature is 168 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 120 meshes), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 50: 25: 2.5: 1: 1.1: 2: 4, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 13 revolutions per minute, and the extrusion temperature is 180 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board is hot and passes through a recombiner with the temperature set to be 180 ℃, and the light anticorrosive antique plastic-wood composite board is formed by extrusion.
Example 8:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 1.2: 6, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 230: 28: 18, adding the rosin into the isopropanol, heating to 78 ℃, stirring for dissolving, then cooling to 58 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 38 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, continuing to keep the temperature for 28 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 12: 1.5, mixing, heating to 86 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood flour and the composite antibacterial agent solution according to the weight ratio of 100: 16, uniformly spraying the composite antibacterial agent on the surface of the wood flour by adopting a spraying method, drying and screening to obtain antibacterial wood flour (the particle size is 60 meshes);
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 45: 1.1, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 120: 35, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, screening to obtain modified calcium carbonate powder with the particle size of 24 meshes, then uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and screening to obtain activated calcium carbonate powder (the particle size is 160 nm);
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder (the particle size is 200 meshes), methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 16: 11: 4: 3.5: 1.2: 7.5: 22, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique wood-like shell material flow, wherein the rotating speed of a screw is 11.5 revolutions per minute, and the extrusion temperature is 172 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder (the particle size is 60 meshes), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 35: 26: 1.6: 0.6: 1.16: 2.4, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 16 revolutions per minute, and the extrusion temperature is 177 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board passes through a recombiner with the temperature set to 177 ℃ while the composite board is hot, and the lightweight anticorrosion antique plastic-wood composite board is formed by extrusion.
The effect of example 1 is illustrated by examination as follows:
through detection, the density is as follows: 1.18g/cm3And breaking load: 3254N, static bending strength: 30.66MPa, static bending modulus: 1.98 GPa; after being soaked in tap water, normal saline, a 10% NaOH solution and a 10% hydrochloric acid solution for 3 months, the appearance color is basically unchanged, and the static bending strength retention rates are respectively as follows: 98.88%, 98.02%, 92.48% and 96.22%; the static bending modulus retention ratio is: 95.38%, 96.16%, 90.65% and 91.28%.
The test result shows that the performance parameters of the embodiment 1 are all superior to the standard specified values of GB/T245908 or L Y/T1613, and the composite material has better mechanical property, lighter weight and excellent corrosion resistance.

Claims (6)

1. A light anticorrosion antique plastic wood composite material plate is characterized in that the plate is formed by extruding a light plastic wood core layer plate and an anticorrosion antique plastic wood shell layer coating sleeve in a recombiner while the plates are hot, wherein the light plastic wood core layer plate is arranged in the middle of the plate, and the anticorrosion antique plastic wood shell layer coating sleeve is arranged at the periphery of the plate; the light plastic wood core layer plate is formed by a light plastic wood core layer material flow passing through a middle mouth-shaped flow channel of a 'return' shaped mouth die under the action of the rotation thrust of a screw; the anticorrosive antique plastic wood shell layer coating sleeve is formed by an annular gap flow channel of a 'return' shape neck mold through anticorrosive antique plastic wood shell layer material flow under the action of the rotation thrust of the screw.
2. The light-weight anticorrosive antique plastic-wood composite material plate as claimed in claim 1, wherein the anticorrosive antique plastic-wood shell material flow is prepared by uniformly mixing polyvinyl chloride plastic particles, mixed pigments, wormwood powder, methyl paraben, 4-oxybis benzenesulfonylhydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder, and then performing melt extrusion by using an extruder.
3. The anticorrosive antique plastic wood shell material flow of claim 1 and claim 2, wherein the pigment is prepared by blending benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the mass ratio of 1: 1-2: 3-7; the particle size of the activated calcium carbonate powder is 100-300 nm; the particle size of the wormwood powder is 180-260 meshes.
4. The light-weight anticorrosive antique plastic-wood composite board according to claim 1, wherein the light-weight plastic-wood core layer material flow is prepared by uniformly mixing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder, 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene, and then performing melt extrusion by using an extruder.
5. The light weight plastic wood core layer stream as recited in claim 1, claim 4, wherein the antibacterial wood flour has a particle size of 40-120 mesh; the particle size of the calcium carbonate powder is 40-120 meshes.
6. The preparation method of the light anticorrosive antique plastic-wood composite plate according to claim 1, which is characterized by comprising the following preparation processes:
(1) weighing benzidine yellow pigment, phthalocyanine blue pigment and copper chromium black pigment according to the weight ratio of 1: 1-2: 3-7, and uniformly mixing to obtain a mixed pigment;
(2) respectively weighing rosin, isopropanol, sodium hydroxide and hexadecyl trimethyl ammonium bromide according to the weight ratio of 100: 200-300: 20-40: 10-20, adding the rosin into the isopropanol, heating to 70-80 ℃, stirring for dissolving, then cooling to 55-65 ℃, adding the sodium hydroxide, stirring for dissolving the sodium hydroxide, keeping the temperature for 30-40 minutes, adding the hexadecyl trimethyl ammonium bromide, stirring for dissolving, keeping the temperature for 20-30 minutes, and then drying to obtain a rosin antibacterial agent;
(3) respectively weighing water, a rosin antibacterial agent and 1, 2-benzisothiazolin-3-one according to the weight ratio of 100: 5-15: 1-3, mixing, heating to 80-90 ℃, stirring and dissolving to prepare a composite antibacterial agent solution; weighing wood powder and the composite antibacterial agent solution according to the weight ratio of 100: 10-20, uniformly spraying the composite antibacterial agent on the surface of the wood powder by adopting a spraying method, drying and screening to obtain antibacterial wood powder;
(4) respectively weighing water, ethanol, gamma- (methacryloyloxy) propyl trimethoxy silane and oleic acid according to the volume ratio of 100: 40-60: 0.8-1.6: 0.6-1.2, adding the gamma- (methacryloyloxy) propyl trimethoxy silane into the water, uniformly dispersing to obtain a silane-water solution, adding the oleic acid into the ethanol, and uniformly dispersing to obtain an oleic acid-ethanol solution; respectively weighing calcium carbonate powder, a silane-water solution and an oleic acid-ethanol solution according to the weight ratio of 100: 100-160: 30-50, adding the calcium carbonate powder into the silane-water solution, uniformly mixing, drying, grinding, screening to obtain modified calcium carbonate powder with the particle size of 20-40 meshes, uniformly spraying the oleic acid-ethanol solution on the surface of the modified calcium carbonate powder by adopting a spraying method, drying, grinding and screening to obtain activated calcium carbonate powder;
(5) respectively weighing polyvinyl chloride plastic particles, mixed pigment, wormwood powder, methyl paraben, 4-oxo-diphenyl sulfonyl hydrazide, zinc oxide, zinc stearate and activated calcium carbonate powder according to the weight ratio of 100: 10-20: 8-12: 1-5: 3-5: 1-1.6: 7-9: 20-30, uniformly mixing, and performing melt extrusion by using an extruder to form an anticorrosive antique plastic wood shell material flow, wherein the rotating speed of a screw is 10-12 r/min, and the extrusion temperature is 168-178 ℃;
(6) respectively weighing polyvinyl chloride plastic particles, antibacterial wood powder, calcium carbonate powder, 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, dilauryl thiodipropionate, terpene resin, butyl stearate and oxidized polyethylene according to the weight ratio of 100: 30-50: 20-30: 1.5-2.5: 0.5-1.5: 1.1-1.2: 2-4, uniformly mixing, and performing melt extrusion by using an extruder to form a light plastic wood core layer material flow, wherein the rotating speed of a screw is 13-17 r/min, and the extrusion temperature is 166-180 ℃;
(7) a 'back' shaped neck ring die is used and consists of an external 'mouth' shaped flow channel and a middle 'mouth' shaped flow channel, and an annular gap flow channel is formed between the external 'mouth' shaped flow channel and the middle 'mouth' shaped flow channel;
(8) the material flow of the light plastic wood core layer passes through a middle mouth-shaped flow passage of the mouth-shaped mould in the shape of a 'back' under the action of the rotation thrust of the screw rod to form a light plastic wood core layer plate;
(9) the material flow of the anticorrosion antique plastic wood shell layer passes through an annular gap flow channel of the 'return' shaped opening die under the action of the rotation thrust of the screw to form an anticorrosion antique plastic wood shell layer cladding sleeve, and the anticorrosion antique plastic wood shell layer cladding sleeve is cladded on the outer surface of the light plastic wood core layer plate to form a composite plate;
(10) the composite board is hot and passes through a recombiner with the temperature set to be 175-185 ℃, and the lightweight anticorrosion antique plastic-wood composite board is formed through extrusion.
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