CN103642144A - Lightweight wood plastic composite - Google Patents
Lightweight wood plastic composite Download PDFInfo
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- CN103642144A CN103642144A CN201310532662.9A CN201310532662A CN103642144A CN 103642144 A CN103642144 A CN 103642144A CN 201310532662 A CN201310532662 A CN 201310532662A CN 103642144 A CN103642144 A CN 103642144A
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Abstract
The invention discloses a lightweight wood plastic composite, which is composed of following raw materials by weight: 96-100 parts of expandable polystyrene, 40-50 parts of straw powder, 30-40 parts of bamboo powder, 10-20 parts of barium sulfate powder, 4-6 parts of calcium fluoride, 1-2 parts of aluminium hydroxide, 2-3 parts of terpene resin, 2-3 parts of pentaerythritol, 2-3 parts of ethylene bisstearamide, 1-2 parts of n-(beta-aminoethyl)-gamma-(trimethoxysilyl)-1-propanamine, 2-3 parts of methyl diphenylene diisocyanate and 10-15 parts of bonding auxiliary agents; the invention has the advantages of low lightweight wood plastic composite density, good strength, waterproofness, dimension stability, flame resistance, good corrosion prevention and light weight, and the invention is convenient for carrying and installing, and can be widely used for furniture material, package material and wall material, etc.
Description
Technical field
The present invention relates generally to a kind of matrix material, relates in particular to a kind of light wood plastic composite material.
Background technology
Wood plastic composite is the class advanced composite material being in recent years surging forward both at home and abroad, refer to utilize polyethylene, polypropylene and lightweight etc., replace common resin adhesive, be mixed into new wood materials with useless vegetable fibres such as surpassing more than 50% wood powder, rice husk, stalk, again through the plastic processings such as extruding, mold pressing, injection molding, the sheet material of producing or section bar.Be mainly used in the industries such as building materials, furniture, logistics packaging.Plastics and wooden powder are mixed to the sheet material by hot extrusion molding by a certain percentage, be referred to as to push wood-plastic composite panel.
Summary of the invention
The object of the invention is just to provide a kind of light wood plastic composite material.
The present invention is achieved by the following technical solutions:
A light wood plastic composite material, it is comprised of the raw material of following weight parts:
Expandable Polystyrene (EPS) 96-100, straw powder 40-50, bamboo powder 30-40, blaue fixe 10-20, Calcium Fluoride (Fluorspan) 4-6, aluminium hydroxide 1-2, terpine resin 2-3, tetramethylolmethane 2-3, ethylene bis stearamide 2-3, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 1-2, diphenylmethanediisocyanate 2-3, adhesive aid 10-15;
Described adhesive aid is comprised of the raw material of following weight parts:
Polyvinyl alcohol 15-20, hexamethoxymethyl melamine resin 3-4, polyamide wax micropowder 2-3, dialdehyde starch 4-5, Jojoba oil 1-2, anilinomethyl triethoxysilane 1-2;
Above-mentioned polyvinyl alcohol is joined in reactor, be heated to 70-80 ℃, add polyamide wax micropowder, insulation reaction 4-5 minute, reduction temperature is 50-60 ℃, adds hexamethoxymethyl melamine resin, anilinomethyl triethoxysilane, 600-700 rev/min of dispersed with stirring 10-15 minute, be cooled to normal temperature, add each raw material of residue, fully mixing obtains described adhesive aid.
A preparation method for light wood plastic composite material, comprises the following steps:
By above-mentioned straw powder, bamboo powder combination drying to water content, be 2-4%, add blaue fixe, Calcium Fluoride (Fluorspan), N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, 600-800 rev/min of dispersed with stirring 3-4 minute, adds tetramethylolmethane, ethylene bis stearamide, in temperature, is heated and stirred 10-20 minute at 60-70 ℃, be cooled to normal temperature, add each raw material of residue, after fully stirring, carry out assembly moulding, then carry out precompressed, the pressure of precompressed is 0.7-1MPa, squeeze time 10-15min; Finally carry out hot pressing, unit pressure is that 2-3MPa, time 10-15min, temperature are hot pressing under the condition of 130-150 ℃, obtains described light wood plastic composite material.
Advantage of the present invention is:
Light wood plastic composite material density of the present invention is low, and intensity is good, and water-repellancy, dimensional stability, flame retardant resistance, non-corrosibility are strong, and light weight is convenient to carrying and installs, and can be widely used in furniture material, wrapping material and materials for wall etc.
Embodiment
Embodiment 1
A light wood plastic composite material, it by following weight parts (kilogram) raw material form:
Expandable Polystyrene (EPS) 100, straw powder 50, bamboo powder 40, blaue fixe 20, Calcium Fluoride (Fluorspan) 6, aluminium hydroxide 1, terpine resin 3, tetramethylolmethane 3, ethylene bis stearamide 2, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 2, diphenylmethanediisocyanate 2, adhesive aid 15;
Described adhesive aid is comprised of the raw material of following weight parts:
Polyvinyl alcohol 20, hexamethoxymethyl melamine resin 4, polyamide wax micropowder 3, dialdehyde starch 5, Jojoba oil 2, anilinomethyl triethoxysilane 2;
Above-mentioned polyvinyl alcohol is joined in reactor, be heated to 80 ℃, add polyamide wax micropowder, insulation reaction 4 minutes, reducing temperature is 60 ℃, adds hexamethoxymethyl melamine resin, anilinomethyl triethoxysilane, 700 revs/min of dispersed with stirring 15 minutes, be cooled to normal temperature, add each raw material of residue, fully mixing obtains described adhesive aid.，
A preparation method for light wood plastic composite material, comprises the following steps:
By above-mentioned straw powder, bamboo powder combination drying to water content, be 4%, add blaue fixe, Calcium Fluoride (Fluorspan), N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, 800 revs/min of dispersed with stirring 3 minutes, add tetramethylolmethane, ethylene bis stearamide, in temperature, are heated and stirred 20 minutes at 70 ℃, be cooled to normal temperature, add each raw material of residue, after fully stirring, carry out assembly moulding, then carry out precompressed, the pressure of precompressed is 1MPa, squeeze time 15min; Finally carry out hot pressing, unit pressure is that 3MPa, time 15min, temperature are hot pressing under the condition of 150 ℃, obtains described light wood plastic composite material.
Performance test:
Water ratio 2.6%;
2h thickness swelling rate≤4%;
MOR >=6MPa.
Claims (2)
1. a light wood plastic composite material, is characterized in that it is comprised of the raw material of following weight parts:
Expandable Polystyrene (EPS) 96-100, straw powder 40-50, bamboo powder 30-40, blaue fixe 10-20, Calcium Fluoride (Fluorspan) 4-6, aluminium hydroxide 1-2, terpine resin 2-3, tetramethylolmethane 2-3, ethylene bis stearamide 2-3, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 1-2, diphenylmethanediisocyanate 2-3, adhesive aid 10-15;
Described adhesive aid is comprised of the raw material of following weight parts:
Polyvinyl alcohol 15-20, hexamethoxymethyl melamine resin 3-4, polyamide wax micropowder 2-3, dialdehyde starch 4-5, Jojoba oil 1-2, anilinomethyl triethoxysilane 1-2;
Above-mentioned polyvinyl alcohol is joined in reactor, be heated to 70-80 ℃, add polyamide wax micropowder, insulation reaction 4-5 minute, reduction temperature is 50-60 ℃, adds hexamethoxymethyl melamine resin, anilinomethyl triethoxysilane, 600-700 rev/min of dispersed with stirring 10-15 minute, be cooled to normal temperature, add each raw material of residue, fully mixing obtains described adhesive aid.
2. a preparation method for light wood plastic composite material as claimed in claim 1, is characterized in that comprising the following steps:
By above-mentioned straw powder, bamboo powder combination drying to water content, be 2-4%, add blaue fixe, Calcium Fluoride (Fluorspan), N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, 600-800 rev/min of dispersed with stirring 3-4 minute, adds tetramethylolmethane, ethylene bis stearamide, in temperature, is heated and stirred 10-20 minute at 60-70 ℃, be cooled to normal temperature, add each raw material of residue, after fully stirring, carry out assembly moulding, then carry out precompressed, the pressure of precompressed is 0.7-1MPa, squeeze time 10-15min; Finally carry out hot pressing, unit pressure is that 2-3MPa, time 10-15min, temperature are hot pressing under the condition of 130-150 ℃, obtains described light wood plastic composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310532662.9A CN103642144B (en) | 2013-11-01 | 2013-11-01 | A kind of light wood plastic composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310532662.9A CN103642144B (en) | 2013-11-01 | 2013-11-01 | A kind of light wood plastic composite material |
Publications (2)
| Publication Number | Publication Date |
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| CN103642144A true CN103642144A (en) | 2014-03-19 |
| CN103642144B CN103642144B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310532662.9A Expired - Fee Related CN103642144B (en) | 2013-11-01 | 2013-11-01 | A kind of light wood plastic composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263666A (en) * | 2017-05-17 | 2017-10-20 | 苏州铭晟通物资有限公司 | A kind of environment-friendly type building material |
| CN112095976A (en) * | 2020-07-15 | 2020-12-18 | 江苏肯帝亚木业有限公司 | Fireproof and waterproof biomass floor and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1482165A (en) * | 2002-12-23 | 2004-03-17 | 北京欧尼克环保技术有限公司 | Wood plastic foamed material and machine-shaping process thereof |
| CN102020862A (en) * | 2011-01-07 | 2011-04-20 | 福建农林大学 | Light wood plastic composite and manufacturing method thereof |
-
2013
- 2013-11-01 CN CN201310532662.9A patent/CN103642144B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1482165A (en) * | 2002-12-23 | 2004-03-17 | 北京欧尼克环保技术有限公司 | Wood plastic foamed material and machine-shaping process thereof |
| CN102020862A (en) * | 2011-01-07 | 2011-04-20 | 福建农林大学 | Light wood plastic composite and manufacturing method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263666A (en) * | 2017-05-17 | 2017-10-20 | 苏州铭晟通物资有限公司 | A kind of environment-friendly type building material |
| CN112095976A (en) * | 2020-07-15 | 2020-12-18 | 江苏肯帝亚木业有限公司 | Fireproof and waterproof biomass floor and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103642144B (en) | 2016-05-25 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20160525 Termination date: 20181101 |