CN104893069A - Polyethylene wood-plastic composite material for furniture and preparation method thereof - Google Patents
Polyethylene wood-plastic composite material for furniture and preparation method thereof Download PDFInfo
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- CN104893069A CN104893069A CN201510310743.3A CN201510310743A CN104893069A CN 104893069 A CN104893069 A CN 104893069A CN 201510310743 A CN201510310743 A CN 201510310743A CN 104893069 A CN104893069 A CN 104893069A
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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
- 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
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
-
- 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
- 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
Abstract
The invention discloses a polyethylene wood-plastic composite material for furniture and a preparation method thereof. The wood-plastic composite material comprises the following components in parts by weight: 20-34 parts of polyethylene, 3-8 parts of polyvinylpyrrolidone, 4-12 parts of polyester fiber, 5-9 parts of poly-3-hydroxybutyrate, 2-6 parts of poly(1,4-butenyl adipate), 1-3 parts of poly-butanediol 1,4-adipate diol, 5-11 parts of cocoanut fiber, 6-14 parts of bamboo shoot shell fiber, 3-8 parts of glass fiber and 4-9 parts of polybutylene terephthalate. The preparation method comprises the following steps: high-speed mixing, screw extrusion, mold pressing and the like. The obtained wood-plastic composite material is very suitable for application in decoration industry, such as furniture and the like.
Description
Technical field
The invention belongs to decoration material field, relate to a kind of wood plastic composite and preparation method thereof, especially relate to a kind of furniture Polyethylene wood plastic composite material and preparation method thereof.
Background technology
Wood plastic composite is by wood powder or xylon and thermoplastic polymer compound, by the shaping type material obtained of melt-processed.Wood plastic composite has both the major advantage of thermoplastics and timber, have anticorrosion, moistureproof, Anti-moth-eating, dimensional stability are high, do not ftracture, the not advantage such as warpage.The Application and Development of wood plastic composite makes Plastic Resin or the renewable resources such as waste or used plastics and wood working waste, contributes to solving white pollution and making up inadequate forest resources.Along with multinational poor forest resources, wood supply are in short supply, Wood-plastic material is subject to increasing attention and application naturally.Wood plastic wood-imitated products has been widely used in the aspects such as building materials, packaging, transport, decoration abroad.In recent years, the technological development of Wood Plastics Composite Product at home and abroad and application development rapid.Wood plastic composite, in finishing material and furniture thereof, has and uses comparatively widely.But during for above-mentioned purpose, test is proposed to the ultimate compression strength of wood plastic composite, tensile strength and elongation at break.
Summary of the invention
The technical problem solved: the object of the invention is open a kind of wood plastic composite and preparation method thereof, a kind of wood plastic composite and preparation method thereof with good tensile strength, ultimate compression strength, elongation at break being applicable to furniture industry.
Technical scheme: the invention discloses a kind of furniture Polyethylene wood plastic composite material and preparation method thereof, described wood plastic composite comprises the composition of following weight part:
Polyethylene 20-34 part,
Polyvinylpyrrolidone 3-8 part,
Trevira 4-12 part,
Poly-3-hydroxybutyrate ester 5-9 part,
Poly-(Isosorbide-5-Nitrae-butylene adipic acid ester) 2-6 part,
Poly-hexanodioic acid-BDO esterdiol 1-3 part,
Coconut fiber 5-11 part,
Bamboo shoot case fibre 6-14 part,
Glass fibre 3-8 part,
Polybutylene terephthalate 4-9 part.
Further, described a kind of furniture Polyethylene wood plastic composite material, comprises the composition of following weight part:
Polyethylene 24-30 part,
Polyvinylpyrrolidone 4-7 part,
Trevira 7-10 part,
Poly-3-hydroxybutyrate ester 6-8 part,
Poly-(Isosorbide-5-Nitrae-butylene adipic acid ester) 3-5 part,
Poly-hexanodioic acid-BDO esterdiol 2-3 part,
Coconut fiber 7-10 part,
Bamboo shoot case fibre 8-11 part,
Glass fibre 4-7 part,
Polybutylene terephthalate 6-8 part.
The preparation method of described a kind of furniture Polyethylene wood plastic composite material, described preparation method's step is as follows:
(1) getting polyethylene by weight is respectively 20-34 part, polyvinylpyrrolidone 3-8 part, trevira 4-12 part, poly-3-hydroxybutyrate ester 5-9 part, poly-(1,4-butylene adipic acid ester) 2-6 part, poly-hexanodioic acid-1,4-butanediol ester glycol 1-3 part, coconut fiber 5-11 part, bamboo shoot case fibre 6-14 part, glass fibre 3-8 part, polybutylene terephthalate 4-9 part, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 75-90 DEG C, mixing speed is 60r/min-120r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 170-180 DEG C, the length-to-diameter ratio of twin screw extruder is 12:1-16:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 155-170 DEG C, second segment temperature is 175-185 DEG C, 3rd section of temperature is 190-200 DEG C, and the 4th section of temperature is 205-210 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 30-40MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
Further, the preparation method of described a kind of furniture Polyethylene wood plastic composite material, being heated to temperature in described step (1) is 85 DEG C, and mixing speed is 90r/min.
Further, the preparation method of described a kind of furniture Polyethylene wood plastic composite material, in described step (2), twin screw extruder head temperature is 175 DEG C.
Further, the preparation method of described a kind of furniture Polyethylene wood plastic composite material, in described step (2), the length-to-diameter ratio of twin screw extruder is 14:1.
Further, the preparation method of described a kind of furniture Polyethylene wood plastic composite material, in described step (2), twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 165 DEG C, and second segment temperature is 180 DEG C, 3rd section of temperature is 195 DEG C, and the 4th section of temperature is 210 DEG C.
Further, the preparation method of described a kind of furniture Polyethylene wood plastic composite material, in described step (3), mould pressurizing is 35MPa.
beneficial effect:wood plastic composite of the present invention effectively make use of waste resource, as coconut fiber, bamboo shoot case fibre etc., the bulk composition of wood plastic composite is together constituted with the macromolecular material of routine, the interpolation of above-mentioned various compositions, jointly improve the tensile strength of the wood plastic composite of preparation, ultimate compression strength and elongation at break, effectively raise intensity and its wearing quality of wood plastic composite.
Embodiment
Embodiment 1
(1) get that polyethylene is 34 parts, polyvinylpyrrolidone 8 parts, 4 parts, trevira, poly-3-hydroxybutyrate ester 9 parts, poly-(1 by weight respectively, 4-butylene adipic acid ester) 2 parts, poly-hexanodioic acid-1,4-butanediol ester glycol 3 parts, coconut fiber 5 parts, bamboo shoot case fibre 14 parts, 3 parts, glass fibre, polybutylene terephthalate 9 parts, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 75 DEG C, mixing speed is 120r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 180 DEG C, the length-to-diameter ratio of twin screw extruder is 12:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 170 DEG C, second segment temperature is 185 DEG C, 3rd section of temperature is 190 DEG C, and the 4th section of temperature is 205 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 40MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
Embodiment 2
(1) get that polyethylene is 20 parts, polyvinylpyrrolidone 3 parts, 12 parts, trevira, poly-3-hydroxybutyrate ester 5 parts, poly-(1 by weight respectively, 4-butylene adipic acid ester) 6 parts, poly-hexanodioic acid-1,4-butanediol ester glycol 1 part, coconut fiber 11 parts, bamboo shoot case fibre 6 parts, 8 parts, glass fibre, polybutylene terephthalate 4 parts, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 90 DEG C, mixing speed is 60r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 170 DEG C, the length-to-diameter ratio of twin screw extruder is 16:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 155 DEG C, second segment temperature is 175 DEG C, 3rd section of temperature is 200 DEG C, and the 4th section of temperature is 210 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 30MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
Embodiment 3
(1) get that polyethylene is 30 parts, polyvinylpyrrolidone 7 parts, 10 parts, trevira, poly-3-hydroxybutyrate ester 6 parts, poly-(1 by weight respectively, 4-butylene adipic acid ester) 5 parts, poly-hexanodioic acid-1,4-butanediol ester glycol 2 parts, coconut fiber 10 parts, bamboo shoot case fibre 11 parts, 7 parts, glass fibre, polybutylene terephthalate 6 parts, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 75 DEG C, mixing speed is 120r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 180 DEG C, the length-to-diameter ratio of twin screw extruder is 12:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 170 DEG C, second segment temperature is 185 DEG C, 3rd section of temperature is 190 DEG C, and the 4th section of temperature is 205 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 40MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
Embodiment 4
(1) get that polyethylene is 24 parts, polyvinylpyrrolidone 4 parts, 7 parts, trevira, poly-3-hydroxybutyrate ester 8 parts, poly-(1 by weight respectively, 4-butylene adipic acid ester) 3 parts, poly-hexanodioic acid-1,4-butanediol ester glycol 3 parts, coconut fiber 7 parts, bamboo shoot case fibre 8 parts, 4 parts, glass fibre, polybutylene terephthalate 8 parts, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 90 DEG C, mixing speed is 60r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 170 DEG C, the length-to-diameter ratio of twin screw extruder is 16:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 155 DEG C, second segment temperature is 175 DEG C, 3rd section of temperature is 200 DEG C, and the 4th section of temperature is 210 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 30MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
Embodiment 5
(1) get that polyethylene is 27 parts, polyvinylpyrrolidone 6 parts, 9 parts, trevira, poly-3-hydroxybutyrate ester 7 parts, poly-(1 by weight respectively, 4-butylene adipic acid ester) 4 parts, poly-hexanodioic acid-1,4-butanediol ester glycol 2 parts, coconut fiber 8 parts, bamboo shoot case fibre 10 parts, 6 parts, glass fibre, polybutylene terephthalate 7 parts, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 85 DEG C, mixing speed is 90r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 175 DEG C, the length-to-diameter ratio of twin screw extruder is 14:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 165 DEG C, second segment temperature is 180 DEG C, 3rd section of temperature is 195 DEG C, and the 4th section of temperature is 210 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 35MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
Comparative example 1
(1) get that polyethylene is 34 parts by weight respectively, polyvinylpyrrolidone 8 parts, 4 parts, trevira, poly-3-hydroxybutyrate ester 9 parts, poly-hexanodioic acid-1,4-butanediol ester glycol 3 parts, coconut fiber 5 parts, 3 parts, glass fibre, polybutylene terephthalate 9 parts, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 75 DEG C, mixing speed is 120r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 180 DEG C, the length-to-diameter ratio of twin screw extruder is 12:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 170 DEG C, second segment temperature is 185 DEG C, 3rd section of temperature is 190 DEG C, and the 4th section of temperature is 205 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 40MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
The tensile strength of the wood plastic composite of embodiment and comparative example, ultimate compression strength, elongation at break are as follows:
| Tensile strength (MPa) | Ultimate compression strength (MPa) | Elongation at break (%) | |
| Embodiment 1 | 46.8 | 78.2 | 69% |
| Embodiment 2 | 43.7 | 79.2 | 65% |
| Embodiment 3 | 52.4 | 83.3 | 73% |
| Embodiment 4 | 54.3 | 85.1 | 74% |
| Embodiment 5 | 59.5 | 88.6 | 77% |
| Comparative example 1 | 31.4 | 58.3 | 44% |
Claims (8)
1. a furniture Polyethylene wood plastic composite material, is characterized in that, described wood plastic composite comprises the composition of following weight part:
Polyethylene 20-34 part,
Polyvinylpyrrolidone 3-8 part,
Trevira 4-12 part,
Poly-3-hydroxybutyrate ester 5-9 part,
Poly-(Isosorbide-5-Nitrae-butylene adipic acid ester) 2-6 part,
Poly-hexanodioic acid-BDO esterdiol 1-3 part,
Coconut fiber 5-11 part,
Bamboo shoot case fibre 6-14 part,
Glass fibre 3-8 part,
Polybutylene terephthalate 4-9 part.
2. a kind of furniture Polyethylene wood plastic composite material according to claim 1, it is characterized in that, described wood plastic composite comprises the composition of following weight part:
Polyethylene 24-30 part,
Polyvinylpyrrolidone 4-7 part,
Trevira 7-10 part,
Poly-3-hydroxybutyrate ester 6-8 part,
Poly-(Isosorbide-5-Nitrae-butylene adipic acid ester) 3-5 part,
Poly-hexanodioic acid-BDO esterdiol 2-3 part,
Coconut fiber 7-10 part,
Bamboo shoot case fibre 8-11 part,
Glass fibre 4-7 part,
Polybutylene terephthalate 6-8 part.
3. the preparation method of a kind of furniture Polyethylene wood plastic composite material according to claim 1, is characterized in that, described preparation method's step is as follows:
(1) getting polyethylene by weight is respectively 20-34 part, polyvinylpyrrolidone 3-8 part, trevira 4-12 part, poly-3-hydroxybutyrate ester 5-9 part, poly-(1,4-butylene adipic acid ester) 2-6 part, poly-hexanodioic acid-1,4-butanediol ester glycol 1-3 part, coconut fiber 5-11 part, bamboo shoot case fibre 6-14 part, glass fibre 3-8 part, polybutylene terephthalate 4-9 part, above-mentioned composition is all fed in high-speed mixing tank, carry out heating and stir process, being heated to temperature is 75-90 DEG C, mixing speed is 60r/min-120r/min, is stirred to evenly;
(2) the wood plastics composite material after mixing is extruded in twin screw extruder, twin screw extrusion process parameter is as follows: twin screw extruder head temperature is 170-180 DEG C, the length-to-diameter ratio of twin screw extruder is 12:1-16:1, twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 155-170 DEG C, second segment temperature is 175-185 DEG C, 3rd section of temperature is 190-200 DEG C, and the 4th section of temperature is 205-210 DEG C;
(3) the wood plastics composite material after extruding is heated compression moulding more in a mold, mould pressurizing is 30-40MPa, is the furniture Polyethylene wood plastic composite material of preparation after compression moulding.
4. the preparation method of a kind of furniture Polyethylene wood plastic composite material according to claim 3, is characterized in that, being heated to temperature in described step (1) is 85 DEG C, and mixing speed is 90r/min.
5. the preparation method of a kind of furniture Polyethylene wood plastic composite material according to claim 3, is characterized in that, in described step (2), twin screw extruder head temperature is 175 DEG C.
6. the preparation method of a kind of furniture Polyethylene wood plastic composite material according to claim 3, is characterized in that, in described step (2), the length-to-diameter ratio of twin screw extruder is 14:1.
7. the preparation method of a kind of furniture Polyethylene wood plastic composite material according to claim 3, it is characterized in that, in described step (2), twin-screw extrusion temperature is divided into four-stage: first paragraph temperature is 165 DEG C, second segment temperature is 180 DEG C, 3rd section of temperature is 195 DEG C, and the 4th section of temperature is 210 DEG C.
8. the preparation method of a kind of furniture Polyethylene wood plastic composite material according to claim 3, is characterized in that, in described step (3), mould pressurizing is 35MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510310743.3A CN104893069A (en) | 2015-06-09 | 2015-06-09 | Polyethylene wood-plastic composite material for furniture and preparation method thereof |
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| CN201510310743.3A CN104893069A (en) | 2015-06-09 | 2015-06-09 | Polyethylene wood-plastic composite material for furniture and preparation method thereof |
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