WO2013013473A1 - Produit en bois et plastique renforcé par de la paille de coton et procédé de préparation de ce produit - Google Patents

Produit en bois et plastique renforcé par de la paille de coton et procédé de préparation de ce produit Download PDF

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Publication number
WO2013013473A1
WO2013013473A1 PCT/CN2011/083365 CN2011083365W WO2013013473A1 WO 2013013473 A1 WO2013013473 A1 WO 2013013473A1 CN 2011083365 W CN2011083365 W CN 2011083365W WO 2013013473 A1 WO2013013473 A1 WO 2013013473A1
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WO
WIPO (PCT)
Prior art keywords
parts
cotton
fiber
wood
cotton rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2011/083365
Other languages
English (en)
Chinese (zh)
Inventor
许开华
张翔
闫梨
谭翠丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Gem High Tech Co Ltd
Original Assignee
Shenzhen Gem High Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Gem High Tech Co Ltd filed Critical Shenzhen Gem High Tech Co Ltd
Publication of WO2013013473A1 publication Critical patent/WO2013013473A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/287—Raw material pre-treatment while feeding
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
    • B29C48/2886—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules of fillers or of fibrous materials, e.g. short-fibre reinforcements
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/26—Scrap or recycled material
    • 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
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16—Fibres; Fibrils

Definitions

  • Cotton rod reinforced plastic wood product and preparation method thereof The present application claims to be submitted to the Chinese Patent Office on July 28, 2011, application number 201110213524.5, the invention name is "a cotton rod reinforced plastic wood product and its preparation method" Priority of Chinese Patent Application, the entire contents of which is incorporated herein by reference. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the processing of plastic wood products, and more particularly to a cotton rod reinforced plastic wood product and a method of preparing the same. Background technique
  • Plastic wood products are emerging green products developed in recent years, mainly composed of waste recycled plastics and wood fibers and related additives.
  • the Chinese patent application publication No. CN1912299A discloses a plastic wood board prepared from crop fiber and waste recycled plastic, and the preparation method thereof comprises the following steps: mixing and drying the raw materials to produce a particle size of 2 to 6 mm.
  • Plastic wood granules put the plastic granules into the paving machine, and carry out the paving in the set mold frame.
  • the 1-3 layers of glass fiber are added during the paving process to reinforce the material, heat-press and cure, and cool and shape. It can be seen that this method is only suitable for the production of solid wood-plastic panels, and the shape is limited by the size of the mold frame, and it is impossible to produce various specifications or hollow plastic wood products.
  • the present invention aims to provide a cotton rod reinforced plastic wood product and a preparation method thereof, which enhance the mechanical properties of a wood-plastic product by reasonably preparing a cotton rod long fiber and adding it to a plastic wood product.
  • the product of the invention has the advantages of green environmental protection, unlimited shape, wide application and low cost.
  • the invention provides a cotton rod reinforced wood-plastic product, which is composed of the following components by weight: 30 ⁇ 50 parts of short fiber wood material, 10 ⁇ 30 parts of cotton rod long fiber, 25 ⁇ 45 parts of waste recycled plastic 1 to 4 parts of lubricant, 0.2 to 1 part of stabilizer, 1 to 2 parts of coupling agent and 1 to 5 parts of other additives, other additives are ultraviolet absorbers, antioxidants, flame retardants, colorants and phases One or several of the contents.
  • the short fiber wood material mainly comprises sawdust, flower-making, peanut shell, short wood branch, bamboo branch, rice husk, coconut shell, flax, wheat straw, soybean hull, bagasse, corn cob, leaves and the like.
  • the components of cotton stems include cellulose, hemicellulose, lignin and lipid bonds, etc.
  • the lignin and fat bonds are not directly compatible with plastics, which is not conducive to the preparation of plastic wood products.
  • the cotton rod long fiber used in the present invention refers to a long fiber in which a cotton rod is processed to remove a fat bond and lignin. The addition of long lengths of cotton rods with a certain aspect ratio helps to enhance the mechanical properties of the wood-based products.
  • the length of the cotton rod long fibers is 2 to 10 cm. More preferably, the length of the cotton rod long fibers is 4 to 8 cm. Compared with the use of glass fiber as a reinforcing material, cotton rod long fiber is rich in source, green and low cost, and there is no compatibility problem with wood fiber and plastic.
  • the waste recycled plastic is one or more of polyvinyl chloride, polypropylene, high density polyethylene, low density polyethylene, and linear low density polyethylene.
  • the lubricant is one or more of paraffin, stearic acid and stearate.
  • the stabilizer is a rare earth stabilizer.
  • the coupling agent is one or more of a silane coupling agent, a titanate coupling agent, and an aluminum zirconate coupling agent.
  • the flame retardant is a bromine-based flame retardant, antimony trioxide or aluminum hydrate.
  • the cotton rod reinforced plastic wood product of the present invention is composed of the following components by weight: 35 to 45 parts of short fiber wood material, 15 to 25 parts of cotton rod long fiber, 30 to 40 parts of waste recycled plastic, lubricant 2 ⁇ 3 parts, 0.5 ⁇ 0.8 parts of stabilizer, 1 ⁇ 2 parts of coupling agent and 2 ⁇ 4 parts of other additives, other additives are UV absorber, anti-aging agent, flame retardant, coloring agent and compatibilizer One or several.
  • the cotton rod reinforced plastic wood product of the present invention is composed of the following components by weight: 40 parts of short fiber wood material, 20 parts of cotton rod long fiber, 35 parts of waste recycled plastic, 2 parts of lubricant, stabilizer 0.6 Parts, coupling agent 0.5 parts and other auxiliary agents 3 parts, other auxiliary agents are one or more of ultraviolet absorbers, antioxidants, flame retardants, colorants and compatibilizers.
  • the cotton rod reinforced wood-plastic product of the invention can be of various specifications: regular shape structure or profiled structure, solid or hollow wood-plastic product, and thus can be widely applied to most occasions.
  • the present invention provides a method of preparing a cotton rod reinforced plastic wood product, comprising the steps of:
  • the short fiber wood material in step (1) mainly comprises sawdust, shavings, peanut shells, short wood branches, bamboo branches, rice husks, coconut shells, flax, wheat straw, soybean hulls, bagasse, corn cob flowers, leaves, etc., plants
  • the stalk can also be used as a short fiber wood material after being sheared.
  • the short-fiber wood material is modified short-fiber wood material after surface modification by a coupling agent.
  • the short fiber wood material is 30 to 50 parts by weight, and the coupling agent is 1 to 2 parts.
  • Step (2) is by processing the natural cotton rod.
  • the coarse fibers obtained by rolling are in the form of sheets or strips.
  • the frozen cotton fiber has a large volume of water due to condensation into ice. Thawing and rolling process can destroy the coarse fiber structure and facilitate the disintegration into fine fibers. This method can remove the lipid bonds and wood from the natural cotton rod. Simple and efficient.
  • the coarse fibers are soaked prior to freezing.
  • the coupling agent for impregnating the long fibers of the cotton rod may be the coupling agent used in the step (1), preferably, diluted with a solvent of 5 times. The solvent evaporated when drying the long fibers of the cotton rod can be recycled by cooling.
  • Step (3) is mixing, granulating and extrusion molding.
  • the mechanical properties of the wood-plastic product are improved by adding a long length of cotton rod with a certain aspect ratio.
  • the length of the cotton rod long fibers is 2 to 10 cm. More preferably, the length of the cotton rod long fibers is 4 to 8 cm.
  • the modified short fiber wood material is 30 to 50 parts by weight
  • the modified cotton rod long fiber is 10 to 30 parts
  • the waste recycled plastic is 25 to 45 parts
  • the lubricant is 2 to 3 parts
  • the stabilizer is 0.2 to 1 part and other auxiliary agents are 1 to 5 parts.
  • the modified short fiber wood material is 35 to 45 parts by weight
  • the modified cotton rod long fiber is 15 to 25 parts
  • the waste recycled plastic is 30 to 40 parts
  • the lubricant is 2 to 3 parts
  • the stabilizer is used. 0.5 ⁇ 0.8 parts and other additives are 2 ⁇ 4 Share.
  • the modified short fiber wood material is 40 parts by weight
  • the modified cotton rod long fiber is 20 parts
  • the waste recycled plastic is 35 parts
  • the lubricant is 2 parts
  • the stabilizer is 0.6 parts
  • other auxiliary agents are 3 copies.
  • the invention provides a cotton rod reinforced plastic wood product and a preparation method thereof, which have the following beneficial effects:
  • the method enhances the mechanical properties of the plastic wood product by reasonably preparing the cotton rod long fiber and adding to the plastic wood product.
  • a method for preparing a cotton rod reinforced plastic wood product comprising the following steps:
  • (1) treating short-fiber wood material mixing and stirring 40 parts of short-fiber wood material and 1 part of coupling agent to obtain modified short-fiber wood material;

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

La présente invention porte sur un produit en bois et plastique renforcé par de la paille de coton, qui comprend les composants suivants : 30 à 50 parties de bois à fibres courtes ; 10 à 30 parties de paille de coton à fibres longues, 25 à 45 parties de plastique usagé recyclé, 1 à 4 parties de lubrifiant ; 0,2 à 1 partie de stabilisant, 1 à 2 parties d'agent de couplage, et 1 à 5 parties d'autres additifs, les autres additifs comprenant un ou plusieurs des éléments suivants : un absorbeur d'ultraviolets, un antioxydant, un retardateur de flamme, un colorant et un compatibiliseur. Un procédé de préparation du produit en bois et plastique renforcé de paille de coton comprend les étapes de traitement de la matière en bois à fibres courtes, de préparation et de traitement de la paille de coton à fibres longues, de mélange des matières, de granulation et de moulage par extrusion. Le procédé renforce les propriétés mécaniques du produit en plastique et bois grâce à une préparation appropriée de la paille de coton à fibres longues et à l'addition de la paille de coton à fibres longues au produit en bois et plastique. Le produit de la présente invention est vert et écologique, il n'a pas de limite de forme et il a un large champ d'application et un faible coût.
PCT/CN2011/083365 2011-07-28 2011-12-02 Produit en bois et plastique renforcé par de la paille de coton et procédé de préparation de ce produit Ceased WO2013013473A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110213524.5 2011-07-28
CN2011102135245A CN102408737B (zh) 2011-07-28 2011-07-28 一种棉花杆增强塑木产品及其制备方法

Publications (1)

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WO2013013473A1 true WO2013013473A1 (fr) 2013-01-31

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Country Status (2)

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CN (1) CN102408737B (fr)
WO (1) WO2013013473A1 (fr)

Cited By (1)

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CN114654844A (zh) * 2020-12-23 2022-06-24 湖南登科材料科技有限公司 一种利用秸秆制作防烫垫的装置及其制备方法

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KR20140032131A (ko) * 2012-09-06 2014-03-14 (주)엘지하우시스 투명 표면층을 갖는 목재 플라스틱 복합재
CN102898852B (zh) * 2012-10-30 2014-11-05 海南昆仑新材料科技有限公司 一种椰子树枝叶纤维基木塑复合材料及其制备方法
CN103867075A (zh) * 2012-12-07 2014-06-18 韩进忠 塑筋型材
CN103909589B (zh) * 2012-12-31 2016-03-02 深圳市格林美高新技术股份有限公司 一种塑木型材的制造工艺
CN106084838A (zh) * 2016-06-25 2016-11-09 芜湖三刀材料科技有限公司 一种园林设施用木塑材料及其制备方法
CN106188738A (zh) * 2016-07-07 2016-12-07 安徽国风木塑科技有限公司 一种高强度防腐耐磨复合纤维/pe木塑复合材料及其制备方法
CN107652533A (zh) * 2016-07-26 2018-02-02 四川鑫达企业集团有限公司 一种植物纤维填充改性聚丙烯复合材料及其制备方法
CN107297793B (zh) * 2017-08-30 2018-08-03 阜南盛原木业有限公司 一种高强度包装箱用胶合板的制备方法
CN107351197B (zh) * 2017-08-30 2018-07-20 徐州市嘉翔木业有限公司 一种抗菌防霉装修用胶合板的制备方法
CN110862609A (zh) * 2019-11-29 2020-03-06 湖南工业大学 一种多分散性植物纤维增强聚合物的复合材料
CN113336996B (zh) * 2021-05-26 2023-04-07 广东工业大学 一种双纤维共增强的可回收pbat泡沫的制备方法

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