WO2022091133A1 - Composite bois-plastique mélangé et son procédé - Google Patents
Composite bois-plastique mélangé et son procédé Download PDFInfo
- Publication number
- WO2022091133A1 WO2022091133A1 PCT/IN2021/051031 IN2021051031W WO2022091133A1 WO 2022091133 A1 WO2022091133 A1 WO 2022091133A1 IN 2021051031 W IN2021051031 W IN 2021051031W WO 2022091133 A1 WO2022091133 A1 WO 2022091133A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- composite
- plastic
- wood
- range
- powder
- Prior art date
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 83
- 239000000203 mixture Substances 0.000 title claims abstract description 75
- 239000002023 wood Substances 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 37
- 229920003023 plastic Polymers 0.000 claims description 52
- 239000004033 plastic Substances 0.000 claims description 52
- 239000000843 powder Substances 0.000 claims description 42
- 239000002699 waste material Substances 0.000 claims description 30
- 229920002522 Wood fibre Polymers 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 11
- 239000002025 wood fiber Substances 0.000 claims description 11
- 241000209094 Oryza Species 0.000 claims description 10
- 235000007164 Oryza sativa Nutrition 0.000 claims description 10
- 239000010903 husk Substances 0.000 claims description 10
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 10
- 235000009566 rice Nutrition 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 8
- 239000000049 pigment Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 4
- 239000008116 calcium stearate Substances 0.000 claims description 4
- 235000013539 calcium stearate Nutrition 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 4
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical group [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 239000010881 fly ash Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000011874 heated mixture Substances 0.000 claims description 3
- 239000011256 inorganic filler Substances 0.000 claims description 3
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 3
- 239000012766 organic filler Substances 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 2
- 239000008240 homogeneous mixture Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 239000013502 plastic waste Substances 0.000 abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 239000002983 wood substitute Substances 0.000 abstract description 7
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000011155 wood-plastic composite Substances 0.000 description 13
- 229920001587 Wood-plastic composite Polymers 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 4
- 229920001903 high density polyethylene Polymers 0.000 description 4
- 239000004700 high-density polyethylene Substances 0.000 description 4
- 229920001684 low density polyethylene Polymers 0.000 description 4
- 239000004702 low-density polyethylene Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 238000013329 compounding Methods 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000012441 weak partitioning chromatography Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- FWTBRYBHCBCJEQ-UHFFFAOYSA-N 4-[(4-phenyldiazenylnaphthalen-1-yl)diazenyl]phenol Chemical compound C1=CC(O)=CC=C1N=NC(C1=CC=CC=C11)=CC=C1N=NC1=CC=CC=C1 FWTBRYBHCBCJEQ-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 241000256602 Isoptera Species 0.000 description 1
- 229920000426 Microplastic Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000010875 treated wood Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- C08K11/00—Use of ingredients of unknown constitution, e.g. undefined reaction products
- C08K11/005—Waste materials, e.g. treated or untreated sewage sludge
-
- 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
- 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
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1535—Five-membered rings
- C08K5/1539—Cyclic anhydrides
-
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2310/00—Masterbatches
Definitions
- the present invention generally relates to a mix plastic-wood composition that can serve as a wood substitute in various applications where wood is used. More particularly, it provides a process of producing a plastic-wood composite or wood substitute composition from the mix waste plastic material.
- Wood-plastic composite is a panel or lumber product made from recycled plastic and small wood particles or fibers. It is a blended product of wood fiber or wood powder and a thermoplastic material.
- the wood-plastic composites often compete with wood in the building products market. It combines the pleasing look of wood with the functionality and manufacturing ease of plastic. This sharing of the market requires the WPCs to perform in various applications as much as possible like natural wood.
- the current WPC materials are most often compounds of wood or natural fibers. These wood-plastic composites blend fine wood particles with renewable, biodegradable, reclaimed or recycled plastic waste materials to make firm, smooth pellets for convenient handling and further processing.
- WPC Wood-like-consistency
- HDPE high density polyethylene
- LDPE low density polyethylene
- PVC polyvinyl chloride
- the patent document CN105419372A relates to a method of preparing wood-plastic composite material with modified wood powder and waste plastic.
- the method includes the steps of (1) crushing, milling and drying agricultural and forestry wastes, successively adding three different surface modifiers and successively mixing the surface modifiers with the waste powder in a high-speed mixing machine to prepare a modified waste powder; (2) cleaning the waste plastic, crushing the waste plastic into granules being 2-12 mm in size, and drying the granules; and (3) according to weight percentage ratio, feeding a mixture composed of the modified waste powder, the waste plastic granules, a lubricant, a foamer and a foamer aid into the highspeed mixing machine to perform high-speed mixing, cooling the mixture until the temperature is lower than 55 DEG C and discharging the material to prepare a special premix.
- the composite material is very high in strength and anti-bending and anti-impact performance, wherein the anti-impact strength is significantly improved so that the composite material is greatly improved in processability, and further can be used for producing products satisfying different demands.
- the composite material is greatly wide in application range.
- the said prior art fails to provide the fast and continuous process for preparing wood-plastic composite from the waste plastic, because the method includes the steps of crushing, milling, drying and cleaning the waste plastic, which is time-consuming.
- Another patent document CN103436042A relates to a wood-plastic composite and preparation method thereof.
- the preparation method comprises the following steps: firstly, dissolving an initiating agent and a modifying agent into a solvent, adding the mixture together with pre- treated wood powder into a gas-liquid-solid triphase fluidized bed to allow the initiating agent and the modifying agent to be adsorbed on the surface of the wood powder, mixing, crosslinking and extruding the obtained modified wood powder and plastic monomer particles, and performing injection molding and hot pressing for formation.
- the product obtained according to the preparation method has stronger interface bonding force and good mechanical properties.
- the primary object of the present invention is to provide the mix plastic wood composite and process thereof.
- Another object of the present invention is to provide the mix plastic wood composite, which is available in many colors and textures that adds to the vibrantness of the building.
- Yet another object of the present invention is to provide the mix plastic wood composite, which is highly durable and is not affected by any weather conditions.
- Another object of the present invention is to provide the mix plastic wood composite, which is resistant to ultraviolet light and its color does not fade easily.
- Yet another object of the present invention is to provide the mix plastic wood composite, which is considered as a sustainable and green material as composites are made from recycled plastic wastes and the waste products of the wood industry.
- Another object of the present invention is to provide the mix plastic wood composite, which is eco-friendly, water-proof and swelling-proof.
- Yet another object of the present invention is to provide the mix plastic wood composite, which has resistant to termite and fungus.
- Another object of the present invention is to provide the mix wood plastic composite and the process for producing the composite that obviates the problems of the prior arts.
- the present invention generally relates to a plastic-wood composite that can serve as a wood substitute in various applications where wood is used and a process of producing the plastic-wood composite using mix plastic waste material.
- the wood powder or rice husk powder or wood fiber needs to be dried first before compounding but in the present invention, it can be used directly.
- composition for producing the mix plastic -wood composites comprises of,
- Said composite A, composite B and composite C is in the range of 50- 60%, 25-35% and 15-20% respectively.
- Said composite A is the raw material, wherein, said raw material comprises mix plastic (Including Multi-Layered Plastic (MLP) or aluminum coated plastic film) densified material.
- Said raw material is in the range of 50-60%.
- the present invention eliminates the need of segregating the plastic wastes and thereby utilizing any or all kind of plastic waste raw material in the same form in which it is received.
- the mix plastic waste used in the present composition is the plastic waste that utilizes varied plastics not limiting to the use of PET (Polyethyleneterephthalate), HDPE (High density polyethylene), LDPE (Low density polyethylene), PP (polypropelyne) , polystyrene, Water bottles, Bags, Jars, Drums, poly sack, Toys, PVC cooling sheets, HM bags, bottles, Industrial, plastic bags, Articles, Films, Articles (cup), MLP (Multi-layer plastic) laminated, Aluminium content plastic, Soft plastics and mixture of them.
- the plastic waste in the present composition is therefore non segregated plastic waste saving the time, energy and cost of the entire process. Out of this 50-60%, 30-40% is mix road waste that includes all type of plastic waste, and the rest is MLP sourced from industries as it a common production rejection waste for several factories.
- Said composite B is the mixture of a wood powder or wood fiber or rice husk powder and an organic or inorganic filler and a master batch / color pigment.
- Said wood powder or wood fiber or rice husk powder is in the range of 15-20%; said the filler is in the range of 10- 15%; whereas the color pigment is in the range of 1-2%.
- wood powder or wood fiber or rice husk powder can be used directly and does not need to be dried first.
- the organic or inorganic filler such as Calcium powder or Fly ash is used to improve the hardness of the composite.
- the color pigment (Orange - 13 or pigment of similar shade) is used to provide color to the composite material.
- Said composite C is the mixture of moisture remover powder and chemical and waste plastic or rejected material.
- Said moisture remover powder is in the range of 2-3%, the chemical is in the range of 2-3% and the waste plastic or rejected material is in the range of 10-15%.
- the moisture remover powder is used to remove the moisture from the wood powder or wood fiber or rice husk powder.
- the chemical such as Zinc Stearate or Calcium Stearate is used to prevent the sticking of the material on screw.
- the rejected or plastic waste material during the production process is also used to eliminate the production wastage.
- Said composite C is the mixture of moisture remover powder and chemical and waste plastic or rejected material and a Maleic Anhydride (MAH).
- Said moisture remover powder is in the range of 2-3%
- the chemical is in the range of 2-3%
- the waste plastic or rejected material is in the range of 10-15%
- the Maleic Anhydride (MAH) is in the range of up to 1%.
- the moisture remover powder is used to remove the moisture from the wood powder or wood fiber or rice husk powder.
- the chemical such as Zinc Stearate or Calcium Stearate is used to prevent the sticking of the material on screw.
- the rejected or plastic waste material during the production process is also used to reduce the production wastage.
- Maleic Anhydride (MAH) is used to improve the input resistance and physical as well as mechanical properties of the composite.
- Step 1 Mixing and heating of said composite A
- Mixing of said composite A which includes mix plastic (Multi-Layered Plastic (MLP) or aluminum coated plastic film) densified material.
- MLP Multi-Layered Plastic
- the prepared mixture is heated with frictional and external heating at temperature in the range of 140-150 degrees Celsius.
- Step 2 Adding composite B to the heated mixture of composite A
- composite B material such as wood powder or rice husk powder or wood fiber and Calcium powder or Fly ash as filler and a color pigment to the heated mixture of composite A.
- Step 3 Removing the moisture
- Step 4 Adding the remaining materials of composite C
- step 3 Adding the remaining materials of composite C to the demoisturized mixture obtained in step 3.
- the chemical such as Zinc Stearate or Calcium Stearate is added to prevent the sticking of the material on screw and the rejected material is added to reduce the plastic wastage during production process.
- Step 5 Preparing the mixture in semi-melted form and ejecting the compounded material
- step 4 The mixture obtained from step 4 is then prepared in semi-melted form and the compounded material is then ejected out of the compounding machine.
- the present invention provides the mix plastic -wood composite utilizing non-segregated plastic wastes as a raw material, which is available in many colors and textures that adds to the extraordinarness of the building. It is widely used in indoor and outdoor furniture, outdoor decking floors, cladding, door and window frames, railings, fences, etc.
- Said composite A, B and C are taken in the range 50-60%, 25-35% and 15-20% respectively.
- Said below table illustrate and results in compressive strength at 10% deflection, water absorption at 24 hrs. in distilled water, pass the impact strength, provide resistance to fire and tensile strength at break as shown in below table:
- the present invention provide composites manufactured by the present composition in the said specific range by the aforesaid process are resistant to ultraviolet light and it provides the composite with increased shelf life, strength and durability and therefore is highly efficient and environment friendly.
- the present invention provides the wood-plastic composite, which has replaced natural wood and is sustainable as it is made of mix waste plastic material.
- Said invention provides the mix plastic-wood composites, having properties of both materials of plastic and wood. They have stiffness and strength between those for plastic or wood.
- the composite is made from waste products and recycled materials.
- the material is highly durable and is not affected by rain, snow or peak summer conditions.
- the composite can be nailed, screwed, glued, pinned and additional alterations can be made using standard joinery tools.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
La présente invention concerne un composite bois-plastique qui peut servir de substitut du bois dans diverses applications dans lesquelles le bois est utilisé, ainsi qu'un procédé de production du composite plastique-bois à l'aide d'un matériau de déchet plastique mélangé. La composition pour la production de composites bois-plastique mélangé comprend : un composite A, un composite B et un composite C dans la plage de 50-60 %, 25-35 % et 15-20 %, respectivement. Le procédé de fabrication de composites bois-plastique mélangé ou de la composition de substitution du bois résout le problème du recyclage des déchets de plastique mélangé.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN202021047293 | 2020-10-29 | ||
IN202021047293 | 2020-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022091133A1 true WO2022091133A1 (fr) | 2022-05-05 |
Family
ID=81382140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IN2021/051031 WO2022091133A1 (fr) | 2020-10-29 | 2021-10-28 | Composite bois-plastique mélangé et son procédé |
Country Status (1)
Country | Link |
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WO (1) | WO2022091133A1 (fr) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040076804A1 (en) * | 2000-11-10 | 2004-04-22 | Masato Kijima | Surface-protecting film/sheet and decorative film/sheet, and decorative material |
US20040089412A1 (en) * | 2002-11-12 | 2004-05-13 | Topolkaraev Vasily A. | Methods of making responsive film with corrugated microlayers having improved properties |
US20100159213A1 (en) * | 2008-12-19 | 2010-06-24 | Przybylinski James P | Wood-Plastic Composites Utilizing Ionomer Capstocks and Methods of Manufacture |
US20110210469A1 (en) * | 2010-02-26 | 2011-09-01 | Keller Brian D | Production of useful articles from waste material |
US20160168344A1 (en) * | 2014-12-10 | 2016-06-16 | Teal Cedar Products Ltd. | Wood-plastic composite material |
-
2021
- 2021-10-28 WO PCT/IN2021/051031 patent/WO2022091133A1/fr active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040076804A1 (en) * | 2000-11-10 | 2004-04-22 | Masato Kijima | Surface-protecting film/sheet and decorative film/sheet, and decorative material |
US20040089412A1 (en) * | 2002-11-12 | 2004-05-13 | Topolkaraev Vasily A. | Methods of making responsive film with corrugated microlayers having improved properties |
US20100159213A1 (en) * | 2008-12-19 | 2010-06-24 | Przybylinski James P | Wood-Plastic Composites Utilizing Ionomer Capstocks and Methods of Manufacture |
US20110210469A1 (en) * | 2010-02-26 | 2011-09-01 | Keller Brian D | Production of useful articles from waste material |
US20160168344A1 (en) * | 2014-12-10 | 2016-06-16 | Teal Cedar Products Ltd. | Wood-plastic composite material |
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