CN100419019C - Wear-resistant wood plastic floor and its production technology - Google Patents

Wear-resistant wood plastic floor and its production technology Download PDF

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CN100419019C
CN100419019C CNB2006100410302A CN200610041030A CN100419019C CN 100419019 C CN100419019 C CN 100419019C CN B2006100410302 A CNB2006100410302 A CN B2006100410302A CN 200610041030 A CN200610041030 A CN 200610041030A CN 100419019 C CN100419019 C CN 100419019C
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wood
wear
plastic floor
plastic
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CN1911997A (en
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庄广盛
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Wuxi Sino German decorative new materials Co., Ltd.
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庄广盛
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Abstract

The present invention is wear-resistant wood-plastic floor board and its production process, and belongs to the field of decoration material technology. Polyvinyl chloride resin or plastic material is added with waste wood powder or fiber material powder, active calcium carbonate, assistant, stuffer, etc, and the mixture is pelletized, and further treated through extruding, molding, vacuum cooling, settling, drawing and cutting to form the basic wood-plastic board. The basic wood-plastic board is polished, groove milled and covered with surface decoration layer to form the wear resistant wood-plastic floor board product. The wear resistant wood-plastic floor board is beautiful, wear resistant, fireproof, waterproof, non-skid, anticorrosive and environment friendly and has high strength, heat insulation, electrical insulation and other advantages.

Description

A kind of wear-resistant wood plastic floor and production technique thereof
Technical field
The present invention relates to a kind of wear-resistant wood plastic floor and production technique thereof, specifically be used for the decoration of family, office occupancy, belong to and decorate the decorative materials technical field.
Background technology
Solid wooden floor board or composite floor board are normally adopted in the floor that is used for family, office occupancy decoration in the market.Solid wooden floor board need consume a large amount of timber, and costs an arm and a leg, though it has advantages such as wear-resisting, lay to use the back water tolerance relatively poor, and easy to crack, warp.Composite floor board is to adopt wood chip, tackiness agent to form through extrusion.Advantages such as that though it has is light, low prices, water tolerance, wear resistance are relatively poor, and mechanical property is low, and instability can warp behind the circuitous water equally, and decorative effect is poor, and work-ing life is short, is difficult for being liked receiving by people.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point, it is main raw material that thereby a kind of employing plastic raw materials and waste and old wood or filamentary material and treated carbonates are provided, be equipped with other auxiliary materials such as plastics toughener, additives for plastics through mixing granulation, again through high temperature extrude, compression molding, vacuum cooling finalize the design, draw, be cut into wood and mould substrate; Wood is moulded substrate through the sand milling groove milling, the waterproof tamanori with surface decoration layer and substrate compound be finished product; It not only has luxurious aesthetic property, abrasion-proof and refractory, water-proof skid-proof, durable rotproofness, Environmental Safety, characteristics such as convenience are installed, and has also that material proportion is little, intensity is high, simple wear-resistant wood plastic floor of manufacturing process and production technique thereof.
Main solution of the present invention is achieved in that
Wear-resistant wood plastic floor formula rate of the present invention is by weight percentage:
Get polyvinyl chloride resin powder or PE or PP or the PET plastic raw materials is: 30~60 weight %, adding waste and old wood powder or filamentary material powder is: 20~40 weight %, treated carbonates are: 10~15 weight %, plastics toughener are: 2~5 weight %, filler for plastic are: 1~3 weight %, plastic processing additives are: 4~7 weight %, be extruded into plastic pellet through mixing, again through extruding compound, compression molding, cooling, traction are substrate, with surface decoration layer and substrate compound be finished product.
The present invention is pasting protective film on surface decoration layer.
Substrate thickness of the present invention is: 5mm~12mm.
The production craft step of wear-resistant wood plastic floor of the present invention is as follows:
1, the major-minor material mixing granulation of wood-plastic floor board substrate:
(1), earlier waste and old wood or filamentary material are carried out fragmentation, wear into waste and old wood powder or filamentary material powder, fineness reaches 200~500 orders; Seasoning, stand-by;
(2), get polyvinyl chloride resin powder or PE or PP or the PET plastic raw materials is: 30~60 weight %, adding waste and old wood powder or filamentary material powder is: 20~40 weight %, treated carbonates are: 10~15 weight %, plastics toughener are: 2~5 weight %, filler for plastic are: 1~3 weight %, plastic processing additives are: 4~7 weight %, through high-speed mixing, temperature: 100~120 ℃, mixing time, 10~15 minutes, rotating speed: 100~120 rev/mins; Emit stand-by or extrude mixing roll and be extruded into wood and mould grain, temperature is: 160~220 ℃, screw speed is: 20~50 rev/mins, stand-by;
2, the making of wood-plastic floor board substrate:
(1), above-mentioned blended wood molding powder machine or wood moulded grain extrude through twin screw extruder high temperature, temperature is: 160~220 ℃, screw speed is: 20~50 rev/mins;
(2), with above-mentioned extruded material through the mould compression molding, temperature is: 160~220 ℃, pressure is: 5~20Mpa, be fixed to substrate through vacuum cooling again, vacuum tightness is: 0.6-0.95mpa, temperature of cooling water is: 5~30 ℃;
(3), with above-mentioned typing wood mould substrate through the traction, fixed length cutting is stand-by;
3, wear-resisting wood-plastic floor board surface decoration:
(1), above-mentioned wood is moulded substrate through the sand milling groove milling;
(2), it is compound to adopt the waterproof tamanori that surface decoration layer and wood are moulded substrate;
(3), pasting surperficial plastic protective film for plastics is finished product.
Plastics toughener of the present invention adopts chlorinatedpolyethylene (CPE) or methylmethacrylate copolymer (ACR).
Plastic processing additives of the present invention adopts AC whipping agent or foaming control agent or calcium stearate or o-phthalic acid dibutyl ester or stearic acid.
Filler for plastic of the present invention adopts lime carbonate (stone flour) or various wood powder fiber.
Surface decoration layer of the present invention adopts trimeric cyanamide aftershaping fire prevention coiled material.
Waste and old wood of the present invention adopts wood chip, timber branch etc.; Filamentary material adopts grain straw, chaff shell, Pericarppium arachidis hypogaeae.
Compared with the prior art the present invention has the following advantages:
1, luxurious aesthetic property: the surface decoration layer of luxurious wear-resistant wood plastic floor is elegant in appearance, has various solid woods, marble etc. to spend the decorating film of type and color for customer selecting.
2, abrasion-proof and refractory: luxurious wear-resistant wood plastic floor is compared with solid wooden floor board that generally uses at present and wooden composite floor and is had superpower wear resistance and resistivity against fire, and luxurious wear-resistant wood plastic floor surface is covered with one deck hardness and surpasses 5000 wear-resisting, the fire-resistant ornament layers that bore; This wear-resisting, fire-resistant ornament layer can stand scorching of stub and not have vestige, and this is that solid wooden floor board can't be compared with wooden composite floor at all.
3, water-proof skid-proof: luxurious wear-resisting wood-plastic floor board adopts import waterproof type tamanori to carry out surface decoration layer (import trimeric cyanamide aftershaping fire prevention coiled material) and wood is moulded the compound of substrate, immerse the floor in the water for a long time exactly, its wood is moulded substrate itself and is not absorbed water, and surface decoration layer can not be affected under the protection of waterproof tamanori yet; Its water-repellancy is better than at present the generally solid wooden floor board and the wooden composite floor of use greatly; The surface decoration layer of luxurious wear-resistant wood plastic floor also has antiskid function simultaneously in waterproof.
4, durable rotproofness: luxurious wear-resistant wood plastic floor has very excellent mechanical property, suitable solid wood of its durability or wooden composite floor 8 times; Luxurious wear-resistant wood plastic floor is not afraid of the erosion of damaging by worms, not being afraid of various corrosive deposits, and its anti-marquis's rotproofness is very outstanding; And the wood-plastic floor board branch that do not absorb water, not yielding, durable in use.
5, Environmental Safety: luxurious wear-resistant wood plastic floor effectively utilizes various waste and old woods or filamentary material, " becoming precious with useless ", but economical with materials resource; And have characteristics such as material proportion is little, intensity is high, and manufacturing process is simple; Major-minor material adopts non-toxic, environmental friendly, can not produce toxic substance or gas at ordinary times or under other particular surroundingss, is Green Product truly;
6, convenience is installed: the installation of luxurious wear-resisting wood-plastic floor board, adopt cold laid method, only need some simple hand-operated tools just laying can be installed.
Description of drawings
Fig. 1 is a body structure surface synoptic diagram of the present invention.
Fig. 2 is structure A of the present invention~A sectional view.
Fig. 3 structure I enlarged view of the present invention.
Fig. 4, Fig. 5 are technological process of production figure of the present invention.
Embodiment
Embodiment during following the present invention incites somebody to action in conjunction with the accompanying drawings is further described:
Embodiment one: the production craft step of wear-resistant wood plastic floor is as follows in the embodiment of the invention:
1, the major-minor material mixing granulation of wood-plastic floor board substrate:
Earlier waste and old wood is adopted wood sawdust to carry out fragmentation, wears into the waste and old wood wood dust, fineness reaches 200 orders; Seasoning, stand-by;
Getting polyvinyl chloride (PVC) resin-oatmeal is: 35 weight %, adding the waste and old wood wood dust is: 40 weight %, treated carbonates (stone flour) are: 11 weight %, plastics toughener select for use chlorinatedpolyethylene (CPE) to be: 5 weight %, filler for plastic select for use lime carbonate (stone flour) to be: 3 weight %, plastic processing additives select that Cellmic C 121 is in the AC whipping agent for use: 6 weight % are through high-speed mixing, mixing temperature: 100 ℃, mixing time, 10 minutes, rotating speed: 100 rev/mins; Be extruded into wood and mould grain through extruding mixing roll, temperature is: 160 ℃, screw speed is: 20 rev/mins, stand-by;
2, the making of wood-plastic floor board substrate:
Above-mentioned wood is moulded grain extrude through conical double screw extruder high temperature, temperature is: 160 ℃, screw speed is: 20 rev/mins; Through the mould compression molding, temperature is with above-mentioned extruded material: 160 ℃, pressure is: 10Mpa, and be fixed to wood through vacuum cooling again and mould substrate, vacuum tightness is: 0.6mpa, temperature of cooling water is: 10 ℃; Above-mentioned typing wood is moulded substrate through traction, and fixed length cutting is stand-by; Substrate thickness is: 7mm
3, wear-resisting wood-plastic floor board surface decoration:
Above-mentioned wood is moulded substrate 1 through sand milling groove milling 5; Adopt import waterproof tamanori 2 that surface decoration layer 3 and substrate 1 is compound; Surface decoration layer 3 is selected the trimeric cyanamide aftershaping fire prevention coiled material of high-strength abrasion-proof for use; Pasting surperficial plastic protective film for plastics 4 at last on intensity abrasion-proof and refractory coiled material film is finished product.
The structure of wood-plastic floor board of the present invention is three layers, bottom is made wood with plastic raw materials and old timber or filamentary material powder and is moulded substrate, the middle level is that the import resin tamanori 2 of special-purpose nontoxic waterproof is firmly compound with surface decoration layer 3 and substrate 1, and ornament layer is high strength, high hardness wear-resisting fire-resistant film.This material has excellent properties such as proportion is little, intensity is high, the corrosion resistant of anti-marquis, partiting thermal insulation, and the raw material abundance, and is numerous in variety, easy to maintenance, and therefore obvious social benefit especially develops this material and goods have extremely reality and profound significance.
Embodiment two:
1, the major-minor material mixing granulation of wood-plastic floor board substrate:
The filamentary material that will give up earlier adopts grain straw (water content reaches 12~14%) to carry out fragmentation, wears into useless grain straw powder, and fineness reaches 350 orders; Seasoning, stand-by;
Getting plastic raw materials PE in the embodiment of the invention is: 45 weight %, adding useless grain straw powder is: 30 weight %, treated carbonates (stone flour) are: 13 weight %, plastics toughener select for use methylmethacrylate copolymer (ACR) to be: 4 weight %, filler for plastic select for use lime carbonate (stone flour) to be: 2 weight %, plastic processing additives select for use foaming control agent to be: 6 weight %, through high-speed mixing, mixing temperature: 110 ℃, mixing time, 13 minutes, rotating speed: 110 rev/mins; Be extruded into wood and mould grain through extruding mixing roll, temperature is: 190 ℃, screw speed is: 35 rev/mins;
2, the making of wood-plastic floor board substrate:
Extrude by conical double screw extruder high temperature, temperature is: 190 ℃, screw speed is: 35 rev/mins; Through the mould compression molding, temperature is with above-mentioned extruded material: 190 ℃, pressure is: 15Mpa, and vacuum tightness is: 0.8mpa, temperature of cooling water is: 15 ℃; Substrate thickness is: 9mm
3, wear-resisting wood-plastic floor board surface decoration:
Above-mentioned wood is moulded substrate 1 through sand milling groove milling 5; Adopt import waterproof tamanori 2 that surface decoration layer 3 and substrate 1 is compound; Surface decoration layer 3 is selected the trimeric cyanamide aftershaping fire prevention coiled material of high-strength abrasion-proof for use; Pasting surperficial plastic protective film for plastics 4 at last on intensity abrasion-proof and refractory coiled material film is finished product.
Embodiment three:
1, the major-minor material mixing of wood-plastic floor board substrate is granulated:
Earlier waste and old wood is adopted timber branch (water content reaches 12~14%) to carry out fragmentation, wears into culled wood branch powder, fineness reaches 500 orders; Seasoning, stand-by;
Getting plastic raw materials PP in the embodiment of the invention is: 55 weight %, adding timber branch powder is: 20 weight %, treated carbonates (stone flour) are: 15 weight %, plastics toughener select for use chlorinatedpolyethylene (CPE) to be: 3 weight %, filler for plastic select for use the wood fiber powder to be: 1 weight %, plastic processing additives select for use calcium stearate to be: 6 weight % are through high-speed mixing, mixing temperature: 120 ℃, mixing time, 15 minutes, rotating speed: 120 rev/mins; Be extruded into wood and mould grain through extruding mixing roll, temperature is: 200 ℃, screw speed is: 40 rev/mins;
2, the making of wood-plastic floor board substrate:
Extrude by conical double screw extruder high temperature, temperature is: 200 ℃, screw speed is: 40 rev/mins; Through the mould compression molding, temperature is with above-mentioned extruded material: 200 ℃, pressure is: 20Mpa, and vacuum tightness is: 0.9mpa, temperature of cooling water is: 20 ℃; Substrate thickness is: 10mm
3, wear-resisting wood-plastic floor board surface decoration:
Above-mentioned wood is moulded substrate 1 through sand milling groove milling 5; Adopt import waterproof tamanori 2 that surface decoration layer 3 and substrate 1 is compound; Surface decoration layer 3 is selected the trimeric cyanamide aftershaping fire prevention coiled material of high-strength abrasion-proof for use; Pasting surperficial plastic protective film for plastics 4 at last on intensity abrasion-proof and refractory coiled material film is finished product.
The starting material that use in the embodiment of the invention are purchased by market, and the equipment of employing is conventional equipment.

Claims (4)

1. the production technique of a wear-resistant wood plastic floor is characterized in that adopting following processing step:
(1), the major-minor material mixing granulation of wood-plastic floor board substrate:
(a), earlier waste and old wood or filamentary material are carried out fragmentation, wear into waste and old wood powder or filamentary material powder, fineness reaches 200~500 orders;
(b), get polyvinyl chloride resin powder or PE or PP or the PET plastic raw materials is: 30~60 weight %, adding waste and old wood powder or filamentary material powder is: 20~40 weight %, treated carbonates are: 10~15 weight %, chlorinatedpolyethylene or methylmethacrylate copolymer are: 2~5 weight %, lime carbonate or wood powder fiber are: 1~3 weight % and AC whipping agent or calcium stearate or o-phthalic acid dibutyl ester or stearic acid are: 4~7 weight %, through high-speed mixing, temperature: 100~120 ℃, mixing time, 10~15 minutes, rotating speed: 100~120 rev/mins; Emit stand-by or extrude mixing roll and be extruded into wood and mould grain, temperature is: 160~220 ℃, screw speed is: 20~50 rev/mins;
(2), the making of wood-plastic floor board substrate:
(a), above-mentioned blended wood molding powder machine or wood moulded grain extrude through twin screw extruder high temperature, temperature is: 160~220 ℃, screw speed is: 20~50 rev/mins;
(b), with above-mentioned extruded material through the mould compression molding, temperature is: 160~220 ℃, pressure is: 5~20Mpa, be fixed to substrate through vacuum cooling again, vacuum tightness is: 0.6-0.95mpa, temperature of cooling water is: 5~30 ℃;
(c), with above-mentioned typing wood mould substrate through the traction, fixed length cutting is stand-by;
(3), wear-resisting wood-plastic floor board surface decoration:
(a), above-mentioned wood is moulded substrate through the sand milling groove milling;
(b), it is compound to adopt the waterproof tamanori that surface decoration layer and wood are moulded substrate;
(c), pasting surperficial plastic protective film for plastics is finished product.
2. the production technique of a kind of wear-resistant wood plastic floor according to claim 1 is characterized in that described surface decoration layer adopts trimeric cyanamide aftershaping fire prevention coiled material.
3. the production technique of a kind of wear-resistant wood plastic floor according to claim 1 is characterized in that described waste and old wood adopts wood chip or timber branch.
4. the production technique of a kind of wear-resistant wood plastic floor according to claim 1 is characterized in that described filamentary material adopts grain straw or chaff shell or Pericarppium arachidis hypogaeae.
CNB2006100410302A 2006-07-15 2006-07-15 Wear-resistant wood plastic floor and its production technology Active CN100419019C (en)

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