CN106827729A - A kind of high temperature is coextruded Wood-plastic profiles - Google Patents
A kind of high temperature is coextruded Wood-plastic profiles Download PDFInfo
- Publication number
- CN106827729A CN106827729A CN201710015128.9A CN201710015128A CN106827729A CN 106827729 A CN106827729 A CN 106827729A CN 201710015128 A CN201710015128 A CN 201710015128A CN 106827729 A CN106827729 A CN 106827729A
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- Prior art keywords
- wood
- plastic
- high temperature
- coextruded
- plastics
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Classifications
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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
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B21/042—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
-
- 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
-
- 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
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
-
- 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
- C08L2205/02—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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of high temperature is coextruded Wood-plastic profiles, the invention belongs to the technical field that Wood-plastic profiles are coextruded, more particularly to a kind of coextrusion field of Wood-plastic profiles under the high temperature conditions.The invention aims to solve the problems, such as relatively low existing wood plastic composite intensity, poor creep resistance and engineering plastics or engineering plastic alloy sill plastic section bar processing difficulties, high cost.High temperature of the invention is coextruded Wood-plastic profiles and is made up of multilayer wood-plastic section bar, and one layer of wherein at least is engineering plastics or engineering plastic alloy base wood-plastic composite material, and other layers are general-purpose plastics base wood-plastic composite material.By using modifier modification vegetable material, achieved carries out coextrusion Wood-plastic profiles to the present invention under the high temperature conditions.Wood-plastic profiles of the invention are used for high temperature and are coextruded Wood-plastic profiles field.
Description
Technical field
The invention belongs to the technical field that Wood-plastic profiles are coextruded, more particularly to a kind of Wood-plastic profiles under the high temperature conditions
Coextrusion field.
Background technology
Wood plastic composite refers to, using plant fiber powder and thermoplastic (containing recycled plastic), to be processed through melting mixing
The green material being made.It has the feature performance benefit of both lignocellulosic material and macromolecular material, i.e. dimensional stability concurrently
Good, good, corrosion resistance of water resistance etc., therefore it is widely used in building product as the substitute of solid wood material or pure plastics
The fields such as product, automobile, gardens and outdoor facility, quickly grow.But because the thermal degradation temperature of string is relatively low, cause wood
The processing temperature of plastic composite materials is restricted.At present, the matrix material of wood plastic composite is with polyethylene, polypropylene, polychlorostyrene
Based on the versatility plastics of the low melting points such as ethene, cause wood-plastic products performance not high, there is the problems such as poor toughness, creep.
String is mainly and is made up of cellulose, three kinds of macromolecular compounds of hemicellulose and lignin.When temperature is super
When crossing 200 DEG C, there are degraded feelings in the lignin and hemicellulose that string takes place in thermal degradation, particularly string
Condition is even more serious, causes string carbonization blackening, self-strength reduction.
Engineering plastics be with higher force performance and high temperature resistant, corrosion-resistant, can be as structural material, with excellent
Combination property (such as mechanical performance, electrical property, heat resistance, chemical-resistance), can within the scope of broader temperature and
Longer time interior energy keeps this performance well, and can bear mechanical stress and more harsh chemistry, physical environment
It is medium-term and long-term to use.But, the fusing point of engineering plastics is higher, generally more than 220 DEG C.The degradation temperature of string is less than engineering
The melt temperature of plastics, both processing temperatures are mismatched causes engineering plastics base wood-plastic composite material to be difficult to prepare.
The content of the invention
The invention aims to solve, existing wood plastic composite intensity is relatively low, creep resistance is poor and engineering plastics base
Wood-plastic profiles processing difficulties, the problem of high cost, and provide a kind of high temperature and be coextruded Wood-plastic profiles.
High temperature of the invention is coextruded Wood-plastic profiles and is made up of multilayer wood-plastic section bar, one layer of wherein at least be engineering plastics or
Engineering plastic alloy base wood-plastic composite material, other layers are general-purpose plastics base wood-plastic composite material.
The engineering plastics or engineering plastic alloy base wood-plastic composite material are by improved plant material, engineering plastics or engineering
Plastic alloy, coupling agent or interfacial compatibilizer, lubricant, heat stabilizer and mineral filler composition, the improved plant material
It is modified dose of modified vegetable material.
Improved plant material is 10~100 parts by weight, and engineering plastics or engineering plastic alloy are 20~100 parts,
Coupling agent or interfacial compatibilizer are 0~20 part, and lubricant is 0~15 part, and heat stabilizer is the mineral of 0~15 part and 0~10 part
Matter filler.
The engineering plastics be polyamide, makrolon, polyformaldehyde, Noryl, thermoplastic polyester in one kind or
Several mixtures.
Described or engineering plastic alloy is in polyamide, makrolon, polyformaldehyde, Noryl, thermoplastic polyester
One or more plastic hybrid and polyethylene, polypropylene, polyvinyl chloride, PLA, poly butylene succinate, acrylonitrile-
The mixture of one or more plastics in butadiene-styrene plastics.
The general-purpose plastics base wood-plastic composite material by improved plant material, general-purpose plastics, coupling agent or interfacial compatibilizer,
Lubricant, heat stabilizer and mineral filler composition, the improved plant material is modified dose of modified vegetable material.
Improved plant material is 10~100 parts by weight, and general-purpose plastics is 20~100 parts, coupling agent or interface phase
It is 0~20 part to hold agent, and lubricant is 0~15 part, and heat stabilizer is the mineral filler of 0~15 part and 0~10 part.
The general-purpose plastics is polypropylene, polyethylene, polystyrene, acrylonitrile-butadiene-styrene copolymer, polychlorostyrene
The mixture of one or more in ethene.
The coupling agent be silane coupling agent, titante coupling agent, maleic anhydride, maleic anhydride stem grafting polyolefin,
The mixture of one or more in isocyanates；Described lubricant is Tissuemat E, polypropylene wax, paraffin, stearic acid, hard
The mixture of one or more in resin acid zinc, calcium stearate；Described heat stabilizer is dibutyl tin laurate, two bays
Sour dioctyl tin, maleic acid dialkyl tin, double (butyl maleate) dibutyl tins, dioctyl tin maleate, dioctyl tin are double
The mixture of one or more in (TGA isobutyl ester), dioctyl tin double (isooctyl thioglycolates)；Described mineral
Matter filler is the mixture of one or more in Paris white, calcium silicate powder, talcum powder, hot flyash.
The modifying agent is mixed including one or more in boric acid, soluble borate, silicic acid and soluble silicate
Compound.
The vegetable material is the mixing of one or more in timber, rice husk, bamboo wood, fiber crops, stalk, coffee shell, shell
Thing.
The weight of the modifying agent accounts for the 0.1%~50% of modifying agent and vegetable material gross weight.
The temperature of the modifier modification vegetable material is 50 DEG C~250 DEG C.
The modified vegetable material of the present invention is and modifying agent is configured into solution is blended in 50 DEG C~250 DEG C with vegetable material
At a temperature of drying or for directly by modifying agent solid and plastics, coupling agent or interfacial compatibilizer, lubricant, heat stabilizer and mineral
Matter filler mixes, and obtaining mixture carries out co-extrusion.The vegetable material has been achieved after modified carries out co-extrusion under the high temperature conditions
Go out Wood-plastic profiles.
The present invention is relative to the advantage of prior art：
Relative to existing Wood-plastic profiles, high temperature be coextruded Wood-plastic profiles can greatly improve composite mechanical property and
Creep resistance, expands the application field of wood plastic composite.Composite anti-corrosion is imparted by modification vegetable material
Anti-flaming function, and by the compound resistance leachability that improve modifying agent with plastics.Meanwhile, relative to engineering plastics sill plastotype
Material, high temperature is coextruded section bar and reduces production cost.
Specific embodiment
Technical solution of the present invention is not limited to act specific embodiment set forth below, also including between each specific embodiment
Any combination.Any modification, equivalent substitution and improvements done in the case of without departing from present disclosure and scope etc.,
Should be included within protection scope of the present invention.
Specific embodiment one：The high temperature of present embodiment is coextruded Wood-plastic profiles and is made up of multilayer wood-plastic section bar, wherein
At least one of which is engineering plastics or engineering plastic alloy base wood-plastic composite material, and other layers are general-purpose plastics base wood and plastic composite
Material.
Specific embodiment two：Present embodiment from unlike specific embodiment one, the engineering plastics or engineering
Plastic alloy base wood-plastic composite material is compatible by improved plant material, engineering plastics or engineering plastic alloy, coupling agent or interface
Agent, lubricant, heat stabilizer and mineral filler composition, the improved plant material is modified dose of modified vegetable material.
Other steps are identical with specific embodiment one with parameter.
Specific embodiment three：Present embodiment from unlike specific embodiment one, improved plant by weight
Material is 10~100 parts, and engineering plastics or engineering plastic alloy are 20~100 parts, and coupling agent or interfacial compatibilizer are 0~20
Part, lubricant is 0~15 part, and heat stabilizer is the mineral filler of 0~15 part and 0~10 part.Other steps and parameter and tool
Body implementation method one is identical.
Specific embodiment four：From unlike specific embodiment one, the engineering plastics are polyamides to present embodiment
The mixture of one or more in amine, makrolon, polyformaldehyde, Noryl, thermoplastic polyester.Other steps and parameter
It is identical with specific embodiment one.
Specific embodiment five：Described or engineering plastic alloy be polyamide, makrolon, polyformaldehyde, Noryl,
One or more plastic hybrid and polyethylene, polypropylene, polyvinyl chloride, PLA, poly-succinic fourth in thermoplastic polyester
The mixture of one or more plastics in diol ester, acrylonitrile-butadiene-styrene (ABS) plastics.
Specific embodiment six：Present embodiment from unlike specific embodiment one, mould by the general-purpose plastics sill
Composite is filled out by improved plant material, general-purpose plastics, coupling agent or interfacial compatibilizer, lubricant, heat stabilizer and mineral matter
Material composition, the improved plant material is modified dose of modified vegetable material.Other steps and parameter and specific embodiment
One is identical.
Specific embodiment seven：Present embodiment from unlike specific embodiment one, improved plant by weight
Material is 10~100 parts, and general-purpose plastics is 20~100 parts, and coupling agent or interfacial compatibilizer are 0~20 part, and lubricant is 0~15
Part, heat stabilizer is the mineral filler of 0~15 part and 0~10 part.Other steps are identical with specific embodiment one with parameter.
Specific embodiment eight：From unlike specific embodiment one, the general-purpose plastics is poly- third to present embodiment
The mixture of one or more in alkene, polyethylene, polystyrene, acrylonitrile-butadiene-styrene copolymer, polyvinyl chloride.
Other steps are identical with specific embodiment one with parameter.
Specific embodiment nine：Present embodiment from unlike specific embodiment one, the modifying agent include boric acid,
The mixture of one or more in soluble borate, silicic acid and soluble silicate.Other steps and parameter and specific reality
Apply mode one identical.
Specific embodiment ten：Present embodiment from unlike specific embodiment one, the vegetable material be timber,
The mixture of one or more in rice husk, bamboo wood, fiber crops, stalk, coffee shell, shell.Other steps and parameter and specific implementation
Mode one is identical.
Specific embodiment 11：Present embodiment from unlike specific embodiment one, plant by the modifier modification
The temperature of thing material is 50 DEG C~250 DEG C.Other steps are identical with specific embodiment one with parameter.
Specific embodiment 12：Present embodiment from unlike specific embodiment one, the weight of the modifying agent
Account for the 0.1%~50% of modifying agent and vegetable material gross weight.
Embodiment 1
The high temperature of the present embodiment is coextruded Wood-plastic profiles and can realize preparing with polyamide sill by prior art processes
Plastic composite materials are top layer, and sandwich layer is done with polyethylene based wood-plastic composite material；The polyamide-based wood plastic composite is modified
60 parts of wood powder, 20 parts of polyamide, 10 parts of silane coupler, 3 parts of Tissuemat E, 5 parts of dibutyl tin laurate and Paris white 2
Part；The polyethylene based wood-plastic composite material is 60 parts of modified wood powder, 30 parts of polyethylene, 5 parts of silane coupler, Tissuemat E 2
1 part of part, 2 parts of dibutyl tin laurate and Paris white；The modified wood powder be by BAS spray on wood powder and
Dried at 110 DEG C, boric acid accounts for the 8% of boric acid and wood powder gross weight.
The present invention is prepared for a kind of high temperature and is coextruded Wood-plastic profiles, improves the mechanical property of wood plastic composite and uses
Scope.
Claims (10)
1. a kind of high temperature is coextruded Wood-plastic profiles, it is characterised in that：The Wood-plastic profiles are made up of multilayer wood-plastic section bar, wherein at least
One layer is engineering plastics or engineering plastic alloy base wood-plastic composite material, and other layers are general-purpose plastics base wood-plastic composite material.
2. a kind of high temperature according to claim 1 is coextruded Wood-plastic profiles, it is characterised in that：The engineering plastics or engineering
Plastic alloy base wood-plastic composite material by improved plant material, engineering plastics engineering plastic alloy, coupling agent or interfacial compatibilizer,
Lubricant, heat stabilizer and mineral filler composition, the improved plant material is modified dose of modified vegetable material.
3. a kind of high temperature according to claim 2 is coextruded Wood-plastic profiles, it is characterised in that：Improved plant by weight
Material is 10~100 parts, and engineering plastics or engineering plastic alloy are 20~100 parts, and coupling agent or interfacial compatibilizer are 0~20
Part, lubricant is 0~15 part, and heat stabilizer is the mineral filler of 0~15 part and 0~10 part.
4. a kind of high temperature according to Claims 2 or 3 is coextruded Wood-plastic profiles, it is characterised in that：The engineering plastics are
The mixture of one or more in polyamide, makrolon, polyformaldehyde, Noryl, thermoplastic polyester；The engineering plastic
Material alloy is one or more plastic hybrid in polyamide, makrolon, polyformaldehyde, Noryl, thermoplastic polyester
In polyethylene, polypropylene, polyvinyl chloride, PLA, poly butylene succinate, acrylonitrile-butadiene-styrene (ABS) plastics
One or more mixture of plastics.
5. a kind of high temperature according to claim 1 is coextruded Wood-plastic profiles, it is characterised in that：The general-purpose plastics sill modeling
Composite is filled out by improved plant material, general-purpose plastics, coupling agent or interfacial compatibilizer, lubricant, heat stabilizer and mineral matter
Material composition, the improved plant material is modified dose of modified vegetable material.
6. a kind of high temperature according to claim 5 is coextruded Wood-plastic profiles, it is characterised in that：Improved plant by weight
Material is 10~100 parts, and general-purpose plastics is 20~100 parts, and coupling agent or interfacial compatibilizer are 0~20 part, and lubricant is 0~15
Part, heat stabilizer is the mineral filler of 0~15 part and 0~10 part.
7. a kind of high temperature according to claim 5 is coextruded Wood-plastic profiles, it is characterised in that：The general-purpose plastics is poly- third
The mixture of one or more in alkene, polyethylene, polystyrene, acrylonitrile-butadiene-styrene copolymer, polyvinyl chloride.
8. a kind of high temperature according to claim 2 or 5 is coextruded Wood-plastic profiles, it is characterised in that：The modifying agent includes
The mixture of one or more in boric acid, soluble borate, silicic acid and soluble silicate.
9. a kind of high temperature according to claim 2 or 5 is coextruded Wood-plastic profiles, it is characterised in that：The vegetable material is
The mixture of one or more in timber, rice husk, bamboo wood, fiber crops, stalk, coffee shell, shell.
10. a kind of high temperature according to claim 2 or 5 is coextruded Wood-plastic profiles, it is characterised in that：The modifier modification
The temperature of vegetable material is 50 DEG C~250 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710015128.9A CN106827729A (en) | 2017-01-10 | 2017-01-10 | A kind of high temperature is coextruded Wood-plastic profiles |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710015128.9A CN106827729A (en) | 2017-01-10 | 2017-01-10 | A kind of high temperature is coextruded Wood-plastic profiles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110722809A (en) * | 2019-10-21 | 2020-01-24 | 华南农业大学 | Manufacturing method of high-strength quick-assembly type wood-plastic door and window |
| CN111168803A (en) * | 2019-12-31 | 2020-05-19 | 嘉兴市集美新材料科技有限公司 | Environment-friendly waterproof high-strength artificial board and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110722809A (en) * | 2019-10-21 | 2020-01-24 | 华南农业大学 | Manufacturing method of high-strength quick-assembly type wood-plastic door and window |
| CN111168803A (en) * | 2019-12-31 | 2020-05-19 | 嘉兴市集美新材料科技有限公司 | Environment-friendly waterproof high-strength artificial board and manufacturing method thereof |
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Application publication date: 20170613 |