CN107163606A - A kind of three-layer nuclear shell structure wood plastic composite and preparation method thereof - Google Patents

A kind of three-layer nuclear shell structure wood plastic composite and preparation method thereof Download PDF

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Publication number
CN107163606A
CN107163606A CN201710540862.7A CN201710540862A CN107163606A CN 107163606 A CN107163606 A CN 107163606A CN 201710540862 A CN201710540862 A CN 201710540862A CN 107163606 A CN107163606 A CN 107163606A
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parts
plastic composite
wood plastic
shell structure
materials
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许世华
马长城
何军
李靖
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JIANGSU XUHUA SHENGLUODI BUILDING MATERIAL CO Ltd
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JIANGSU XUHUA SHENGLUODI BUILDING MATERIAL CO Ltd
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Priority to CN201710540862.7A priority Critical patent/CN107163606A/en
Publication of CN107163606A publication Critical patent/CN107163606A/en
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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
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • 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
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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    • 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
    • C08K3/02—Elements
    • C08K3/04—Carbon
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    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098—Metal salts of carboxylic acids
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    • 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
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/22—Expanded, porous or hollow particles
    • C08K7/24—Expanded, porous or hollow particles inorganic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/12—Polypropene
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    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B32B2262/067—Wood fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/21—Anti-static
    • 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
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/017—Additives being an antistatic agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/04—Antistatic
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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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • 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
    • C08L2205/16—Fibres; Fibrils

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
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  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The invention discloses a kind of wood plastic composite of three-layer nuclear shell structure, core is made up of the raw material of following mass fraction：PE：25 35 parts；Biomass fiber：20 70 parts；Compatilizer：3 20 parts；28 parts of lubricant；Inner casing is made up of the raw material of following mass fraction：30 90 parts of plastics；Biomass fiber：0 50 parts；Carbon fiber：1 10 parts；Shell is made up of the raw material of following mass fraction：Plastics：30 90 parts；Antistatic additive：5 30 parts；Lubricant：3 10 parts.The present invention is by being core by common wood plastic composite, it is inner casing by fibre-reinforced plastics, is shell by the plastics with antistatic additive, prepares three-layer nuclear shell structure wood plastic composite, the material has high intensity, antistatic, inexpensive advantage concurrently, with wide market prospects.

Description

A kind of three-layer nuclear shell structure wood plastic composite and preparation method thereof
Technical field
The present invention relates to a kind of wood plastic composite, and in particular to a kind of three-layer nuclear shell structure wood plastic composite and its system Preparation Method.
Background technology
Wood plastic composite is since appear on the market, because its is environmentally friendly, formaldehydeless, use a large amount of waste plastics and biomass fine Dimension, so as to be well received by the public.But with people's economic level more and more higher, to product requirement also more and more higher, it is desirable to necessarily passing through Multi-functional product is commercially available with Ji endurance.And existing wood plastic composite function is relatively simple, if to have concurrently High intensity, antistatic, antimildew and antibacterial, then generally require to add a large amount of expensive additives, Cai Nengda in wood plastic composite Cost can be caused to steeply rise to required function, but so, it is impossible to be received by market.The present invention prepares a kind of three-layer nuclear shell knot The wood plastic composite of structure so that the existing high intensity of product and can be antistatic, and cost is relatively low, should with extensive market Use prospect.
The content of the invention
The technical problem of solution：In view of the shortcomings of the prior art, it is resistant to again the invention provides a kind of existing high intensity quiet Electricity, and lower-cost three-layer nuclear shell structure wood plastic composite.
Technical scheme：A kind of three-layer nuclear shell structure wood plastic composite that the present invention is provided, its core is by following mass fraction Raw material composition：PE：25-35 parts；Biomass fiber：20-70 parts；Compatilizer：3-20 parts；2-8 parts of lubricant；Inner casing is by following The raw material composition of mass fraction：30-90 parts of plastics；Biomass fiber：0-50 parts；Carbon fiber：1-10 parts；Shell is by following quality The raw material composition of number：Plastics：30-90 parts；Antistatic additive：5-30 parts；Lubricant：3-10 parts.
The biomass fiber is the one or more in wood-fibred, bamboo fibre, rice husk, stalk.The compatilizer is horse One or both of maleic anhydride grafted PE, GMA grafting PE.
The lubricant is the one or more in stearic acid, calcium stearate, zinc stearate, paraffin.The plastics be PE, One or more in PP, PA6, PET, ABS, ASA, PMMA.The antistatic additive is carbon black, graphite, expanded graphite, activated carbon In one or more.
A kind of preparation method for three-layer nuclear shell structure wood plastic composite that the present invention is provided, it includes following prepare and walked Suddenly：
（1）, will PE25-35 parts, 20-70 parts of biomass fiber, 2-8 parts of 3-20 parts of compatilizer and lubricant add in cold mixers and mix 5-20min is closed, A materials are obtained；
（2）, 30-90 parts of plastics, 0-50 parts of biomass fiber added in cold mixers and mix 5-20min, obtain B materials；
（3）, 30-90 parts of plastics, 5-30 parts of antistatic additive, 3-10 parts of lubricant added in cold mixers and mix 5-20min, obtain C Material.
（4）, respectively by A, C material through parallel double-screw comminutor granulate；
（5）, by B materials add parallel double-screw comminutor in, on the machine barrel in the 5th to the tenth area insert 1-10 parts of carbon fiber, Granulated；
（6）, the material after A material granulations entered in the main frame of co-extrusion extruder, material after B materials and C material granulations point Jin Ru not be in two side feeding machines of co-extrusion extruder, through co-extrusion extrusion using A materials as core, B materials are inner casing, and C materials are outer The three-layer nuclear shell structure wood plastic composite of shell.
Beneficial effect：Fibre-reinforced plastics, by being core by common wood plastic composite, are inner casing, by band by the present invention The plastics for having antistatic additive are shell, prepare three-layer nuclear shell structure wood plastic composite.The material have concurrently high intensity, it is antistatic, The advantage of low cost, with wide market prospects.
Embodiment
The present invention is further illustrated below by the mode of embodiment, but therefore protection scope of the present invention is not confined to Following embodiments, but limited by description and claims of this specification.
Embodiment 1
（1）, by PE25 parts, 39 parts of wood-fibred, 30 parts of stalk, maleic anhydride are grafted PE3 parts, 3 parts of calcium stearate is proportionally added into 5min is mixed in cold mixer, A materials are obtained；
（2）, by PA6 be 90 parts, 5 parts of wood-fibred be proportionally added into cold mixer and mix 5min, obtain B materials；
（3）, ABS70 parts, 10 parts of carbon black, 10 parts of graphite, 10 parts of zinc stearate be proportionally added into cold mixer and mix 5min, obtain C materials.
（4）, respectively will by A, C material through parallel double-screw comminutor granulate；
（5）, by B materials add parallel double-screw comminutor in, the area of machine barrel the 6th add 5 parts of carbon fibers, granulated；
（6）, the material after A material granulations entered in the main frame of co-extrusion extruder, material after B materials and C material granulations point Jin Ru not be in two side feeding machines of co-extrusion extruder, through co-extrusion extrusion using A materials as core, B materials are inner casing, and C materials are outer The three-layer nuclear shell structure wood plastic composite of shell.
Embodiment 2
（1）, by PE30 parts, 30 parts of wood-fibred, 30 parts of bamboo powder, GMA be grafted PE5 part, 2 parts of calcium stearate, 3 parts of paraffin in proportion add Enter and 5min is mixed in cold mixer, obtain A materials；
（2）, by PET be 80 parts, 5 parts of wood-fibred be proportionally added into cold mixer and mix 5min, obtain B materials；
（3）, ASA70 parts, 20 parts of expanded graphite, 10 parts of calcium stearate be proportionally added into cold mixer and mix 5min, obtain C things Material.
（4）, respectively will by A, C material through parallel double-screw comminutor granulate；
（5）, by B materials add parallel double-screw comminutor in, the area of machine barrel the 6th add 10 parts of carbon fibers, SECTOR-SEVEN add 5 Part glass fibre is granulated；
（6）, the material after A material granulations entered in the main frame of co-extrusion extruder, material after B materials and C material granulations point Jin Ru not be in two side feeding machines of co-extrusion extruder, through co-extrusion extrusion using A materials as core, B materials are inner casing, and C materials are outer The three-layer nuclear shell structure wood plastic composite of shell.
Embodiment 3
（1）, by PE35 parts, 45 parts of wood-fibred, maleic anhydride be grafted PE15 parts, 3 parts of calcium stearate, 2 parts of zinc stearate in proportion Add in cold mixer and mix 20min, obtain A materials；
（2）, by PET be 60 parts, 10 parts of wood-fibred be proportionally added into cold mixer and mix 5min, obtain B materials；
（3）, PP60 parts, 20 parts of expanded graphite, 10 parts of carbon black, 5 parts of zinc stearate, 5 parts of paraffin is proportionally added into cold mixer 20min is mixed, C materials are obtained.
（4）, respectively will by A, C material through parallel double-screw comminutor granulate；
（5）, by B materials add parallel double-screw comminutor in, the area of machine barrel the 6th add 30 parts of carbon fibers granulated；
（6）, the material after A material granulations entered in the main frame of co-extrusion extruder, material after B materials and C material granulations point Jin Ru not be in two side feeding machines of co-extrusion extruder, through co-extrusion extrusion using A materials as core, B materials are inner casing, and C materials are outer The three-layer nuclear shell structure wood plastic composite of shell.
Performance detection：In order to which the present invention is better described, the performance of the Wood-plastic material obtained below to each embodiment is carried out Test, carries out bending strength, impact strength and surface resistivity to product using the standard method of test in industry and tests, together When, it is compared with reference to comparative example, comparative example 1 is antistatic wood moulding on the market, comparative example 2 is two layers of nucleocapsid knot on the market Structure wood moulding, test result is shown in Table 1.Compared with comparative example, bending strength and impact strength of the invention is greatly improved, surface electricity Resistance rate can also reach result on the market, it is seen that the present invention has wide market application foreground.
Table 1

Claims (7)

1. a kind of three-layer nuclear shell structure wood plastic composite, it is characterised in that core is made up of the raw material of following mass fraction：PE： 25-35 parts；Biomass fiber：20-70 parts；Compatilizer：3-20 parts；2-8 parts of lubricant；Inner casing by following mass fraction raw material Composition：30-90 parts of plastics；Biomass fiber：0-50 parts；Carbon fiber：1-10 parts；Shell by following mass fraction raw material group Into：Plastics：30-90 parts；Antistatic additive：5-30 parts；Lubricant：3-10 parts.
2. a kind of three-layer nuclear shell structure wood plastic composite according to claim 1, it is characterised in that the biomass is fine Tie up as the one or more in wood-fibred, bamboo fibre, rice husk, stalk.
3. a kind of three-layer nuclear shell structure wood plastic composite according to claim 1, it is characterised in that the compatilizer is One or both of maleic anhydride grafting PE, GMA grafting PE.
4. a kind of three-layer nuclear shell structure wood plastic composite according to claim 1, it is characterised in that the lubricant is One or more in stearic acid, calcium stearate, zinc stearate, paraffin.
5. a kind of three-layer nuclear shell structure wood plastic composite according to claim 1, it is characterised in that the plastics are One or more in PE, PP, PA6, PET, ABS, ASA, PMMA.
6. a kind of three-layer nuclear shell structure wood plastic composite according to claim 1, it is characterised in that the antistatic additive For the one or more in carbon black, graphite, expanded graphite, activated carbon.
7. a kind of preparation method of three-layer nuclear shell structure wood plastic composite as claimed in claim 1, it is characterised in that including Following preparation process：
（1）, will PE25-35 parts, 20-70 parts of biomass fiber, 2-8 parts of 3-20 parts of compatilizer and lubricant add in cold mixers and mix 5-20min is closed, A materials are obtained；
（2）, 30-90 parts of plastics, 0-50 parts of biomass fiber added in cold mixers and mix 5-20min, obtain B materials；
（3）, 30-90 parts of plastics, 5-30 parts of antistatic additive, 3-10 parts of lubricant added in cold mixers and mix 5-20min, obtain C Material；
（4）, respectively by A, C material through parallel double-screw comminutor granulate；
（5）, by B materials add parallel double-screw comminutor in, on the machine barrel in the 5th to the tenth area insert 1-10 parts of carbon fiber, Granulated；
（6）, the material after A material granulations entered in the main frame of co-extrusion extruder, material after B materials and C material granulations point Jin Ru not be in two side feeding machines of co-extrusion extruder, through co-extrusion extrusion using A materials as core, B materials are inner casing, and C materials are outer The three-layer nuclear shell structure wood plastic composite of shell.
CN201710540862.7A 2017-07-05 2017-07-05 A kind of three-layer nuclear shell structure wood plastic composite and preparation method thereof Pending CN107163606A (en)

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CN107722587A (en) * 2017-09-22 2018-02-23 广东国立科技股份有限公司 A kind of antistatic wood plastic composite of Antiskid flame-proof and preparation method thereof
CN110484013A (en) * 2019-08-28 2019-11-22 安徽中科达美新材料科技有限公司 A kind of co-extrusion wood plastic composite of antistatic surface
CN110774712A (en) * 2019-11-08 2020-02-11 黑龙江幸福人生态农业开发股份有限公司 Preparation method of bio-based composite material sheet and plastic uptake tray manufactured by sheet

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CN105644074A (en) * 2014-12-02 2016-06-08 中国科学院宁波材料技术与工程研究所 High strength wood-plastic coated coextruded composite material and preparation method thereof
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CN102924941A (en) * 2011-08-08 2013-02-13 深圳市格林美高新技术股份有限公司 High-strength wear-resistant plastic wood composite material and preparation method thereof
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CN107722587A (en) * 2017-09-22 2018-02-23 广东国立科技股份有限公司 A kind of antistatic wood plastic composite of Antiskid flame-proof and preparation method thereof
CN110484013A (en) * 2019-08-28 2019-11-22 安徽中科达美新材料科技有限公司 A kind of co-extrusion wood plastic composite of antistatic surface
CN110774712A (en) * 2019-11-08 2020-02-11 黑龙江幸福人生态农业开发股份有限公司 Preparation method of bio-based composite material sheet and plastic uptake tray manufactured by sheet

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Application publication date: 20170915