CN105037901A - Toughening wood-plastic composite material - Google Patents

Toughening wood-plastic composite material Download PDF

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Publication number
CN105037901A
CN105037901A CN201510584077.2A CN201510584077A CN105037901A CN 105037901 A CN105037901 A CN 105037901A CN 201510584077 A CN201510584077 A CN 201510584077A CN 105037901 A CN105037901 A CN 105037901A
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CN
China
Prior art keywords
parts
plastic composite
weight part
wood
composite material
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.)
Pending
Application number
CN201510584077.2A
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Chinese (zh)
Inventor
王爱军
黄润州
张桂凤
王耀
冒海燕
韩书广
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.)
NANTONG SHENGHUAN WOOD INDUSTRY Co Ltd
Original Assignee
NANTONG SHENGHUAN WOOD INDUSTRY Co Ltd
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Publication date
Application filed by NANTONG SHENGHUAN WOOD INDUSTRY Co Ltd filed Critical NANTONG SHENGHUAN WOOD INDUSTRY Co Ltd
Priority to CN201510584077.2A priority Critical patent/CN105037901A/en
Publication of CN105037901A publication Critical patent/CN105037901A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/04Homopolymers or copolymers of ethene
    • C08L23/06Polyethene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00Properties characterising the ingredient of the composition
    • C08L2207/06Properties of polyethylene
    • C08L2207/062HDPE

Abstract

A toughening wood-plastic composite material is prepared, by weight, 30-40 parts of dolomite, 20-30 parts of diatomite, 30-40 parts of wood meal, 88-92 parts of high-density polyethylene, 8-12 parts of ethylene-ethylic acid ethylene copolymer, 0.8-1 part of dicumyl peroxide, 1.9-2.1 parts of sodium stearate, 0.2-0.5 part of antioxidant, 8-10 parts of fiber, 8-12 parts of toughening additive, 2-3 parts of tetra-n-propyl zirconate and 4-5 parts of nanosize silica. The impact strength of the toughening wood-plastic composite material is greater than or equal to 15 KJ/m<2>, the toughening wood-plastic composite material has the advantage of high impact toughness, and a preparation process is simple, feasible and good in effect and can be widely applied to toughness improvement of the wood-plastic composite material.

Description

A kind of toughness reinforcing wood plastic composite
Technical field
The present invention relates to wood plastic composite field, be specifically related to a kind of toughness reinforcing wood plastic composite.
Background technology
Have an appointment the every year vegetable fibre resource of 700,000,000 more than t of China needs process, and processing mode main is at present burned, and can produce serious atmospheric pollution like this.Can efficient, the high value added utilization of Natural re generation biomass resource, be conducive to the Sustainable development of China's economy.And the utilization that is efficient, high added value of waste or used plastics and waste wood fiber occupies more and more consequence in the whole Chinese society strategy of sustainable development.In addition, the white pollution problems caused because plastic waste material deals with improperly has become well-known the difficult problem of environmental protection.The processing of wood plastic composite can utilize a large amount of biomass and waste or used plastics raw material, is green material that is ecological, the equal highly significant of economic and social benefit, meets the requirement of china natural resources saving, efficiency utilization and development low-carbon economy completely.The development of wood plastic composite industry can play direct prograding for environment protection and increasing peasant income, and the GDP that this industry produces can count " Green GDP " of definition in China " 12 " planning.Thus prepare a kind of there is high strength, the wood plastic composite of high tenacity has reality, economic implications.
Summary of the invention
Object of the present invention is just to provide a kind of toughness reinforcing wood plastic composite.
The present invention is mainly by the following technical programs to realize above-mentioned purpose:
A kind of toughness reinforcing wood plastic composite, is characterized in that, be made up of the raw material of following weight part: rhombspar 30-40, diatomite 20-30, wood powder 30-40, high density polyethylene(HDPE) (HDPE) 88-92, ethylene vinyl acetate (EVA) 8-12, dicumyl peroxide 0.8-1, sodium stearate 1.9-2.1, oxidation inhibitor 0.2-0.5, fiber 8-10, flexibilizer additive 8-12, four n-propyl zirconate 2-3, nanometer silica gel 4-5.
This composite material preparation process is as follows: by dry to rhombspar, diatomite, pulverize, cross 120 mesh sieves, then add wood powder, four n-propyl zirconates are uniformly mixed at 110-120 DEG C, then add surplus stock, fully mix, obtained compound material; The compound material mixed is added twin screw extruder, plasticizing granulation is carried out with rotating speed 50r/min, temperature 175-180 DEG C, then extrude through twin screw extruder, enter forming mould and converge and once shaped, after being cooled to room temperature, namely obtain toughness reinforcing wood plastic composite.
Described flexibilizer additive is made up of following raw material: oleum lini 20-25, cashew nut oil 0.5-1, nano silicon nitride powders 0.6-0.9, ethylene vinyl acetate (EVA) 2-3, silicone surfactant 1-2; EVA is heated to 90-100 DEG C, adds silicone surfactant and mix, add nano silicon nitride powders, oleum lini and cashew nut oil hybrid reaction 0.5-1 hour, be cooled to room temperature and namely obtain flexibilizer additive.
Described silicone surfactant is made up of following steps: add hexamethyldisiloxane 32 weight part in the reactor, aminopropyl trimethoxymethylsila,e 2 weight part and tetrabutylammonium hydroxide phosphorus 0.4 weight part, heating for dissolving, temperature controls at 60-100 DEG C, and reaction 4-5h, is warming up to 120-130 DEG C and is incubated 1-2h, then five ethylene glycol methyl ether glycidyl ether 6 weight part is added, and use proper amount of methanol to make solvent, heating reflux reaction 8-10h, removing methyl alcohol after and get final product.
Described fiber is basalt fibre.
Shock strength>=the 15KJ/m of toughness reinforcing wood plastic composite of the present invention 2, and general wood plastic composite shock strength is 12KJ/m 2below, thus there is the feature of high impact-resistant toughness.And its preparation technology's simple possible, effective, the raising of wood plastic composite toughness can be widely used in.
Embodiment
A kind of toughness reinforcing wood plastic composite, is made up of the raw material of following weight part: rhombspar 40, diatomite 30, wood powder 30, high density polyethylene(HDPE) (HDPE) 90, ethylene vinyl acetate (EVA) 10, dicumyl peroxide 1, sodium stearate 2, oxidation inhibitor 0.3, fiber 10, flexibilizer additive 10, four n-propyl zirconates 3, nanometer silica gel 5.
This composite material preparation process is as follows: by dry to rhombspar, diatomite, pulverize, cross 120 mesh sieves, then add wood powder, four n-propyl zirconates are uniformly mixed at 120 DEG C, then add surplus stock, fully mix, obtained compound material; The compound material mixed is added twin screw extruder, carries out plasticizing granulation with rotating speed 50r/min, temperature 180 DEG C, then extrude through twin screw extruder, enter forming mould and converge and once shaped, after being cooled to room temperature, namely obtain toughness reinforcing wood plastic composite.
Described flexibilizer additive is made up of following raw material: oleum lini 22, cashew nut oil 1, nano silicon nitride powders 0.8, ethylene vinyl acetate (EVA) 3, silicone surfactant 2; EVA is heated to 90 DEG C, adds silicone surfactant and mix, add nano silicon nitride powders, oleum lini and cashew nut oil hybrid reaction 1 hour, be cooled to room temperature and namely obtain flexibilizer additive.
Described silicone surfactant is made up of following steps: add hexamethyldisiloxane 32 weight part in the reactor, aminopropyl trimethoxymethylsila,e 2 weight part and tetrabutylammonium hydroxide phosphorus 0.4 weight part, heating for dissolving, temperature controls at 80 DEG C, and reaction 4h, is warming up to 130 DEG C and is incubated 1.5h, then five ethylene glycol methyl ether glycidyl ether 6 weight part is added, and use proper amount of methanol to make solvent, heating reflux reaction 8h, removing methyl alcohol after and get final product.
Described fiber is basalt fibre.
The shock strength 20KJ/m of obtained tough wood plastic composite 2.

Claims (5)

1. a toughness reinforcing wood plastic composite, is characterized in that, is made up of the raw material of following weight part: rhombspar 30-40, diatomite 20-30, wood powder 30-40, high density polyethylene(HDPE) (HDPE) 88-92, ethylene vinyl acetate (EVA) 8-12, dicumyl peroxide 0.8-1, sodium stearate 1.9-2.1, oxidation inhibitor 0.2-0.5, fiber 8-10, flexibilizer additive 8-12, four n-propyl zirconate 2-3, nanometer silica gel 4-5.
2. matrix material as claimed in claim 1, it is characterized in that, described flexibilizer additive is made up of following raw material: oleum lini 20-25, cashew nut oil 0.5-1, nano silicon nitride powders 0.6-0.9, ethylene vinyl acetate (EVA) 2-3, silicone surfactant 1-2; EVA is heated to 90-100 DEG C, adds silicone surfactant and mix, add nano silicon nitride powders, oleum lini and cashew nut oil hybrid reaction 0.5-1 hour, be cooled to room temperature and namely obtain flexibilizer additive.
3. matrix material as claimed in claim 2, it is characterized in that, described silicone surfactant is made up of following steps: add hexamethyldisiloxane 32 weight part in the reactor, aminopropyl trimethoxymethylsila,e 2 weight part and tetrabutylammonium hydroxide phosphorus 0.4 weight part, heating for dissolving, temperature controls at 60-100 DEG C, reaction 4-5h, be warming up to 120-130 DEG C and be incubated 1-2h, then five ethylene glycol methyl ether glycidyl ether 6 weight part is added, and use proper amount of methanol to make solvent, heating reflux reaction 8-10h, removing methyl alcohol after and get final product.
4. the matrix material as described in one of claim 1-3, is characterized in that, described fiber is basalt fibre.
5. the matrix material as described in one of claim 1-4, it is characterized in that, this composite material preparation process is as follows: by rhombspar, diatomite drying, pulverize, cross 120 mesh sieves, add wood powder again, four n-propyl zirconates are uniformly mixed at 110-120 DEG C, then add surplus stock, fully mix, obtained compound material; The compound material mixed is added twin screw extruder, plasticizing granulation is carried out with rotating speed 50r/min, temperature 175-180 DEG C, then extrude through twin screw extruder, enter forming mould and converge and once shaped, after being cooled to room temperature, namely obtain toughness reinforcing wood plastic composite.
CN201510584077.2A 2015-09-14 2015-09-14 Toughening wood-plastic composite material Pending CN105037901A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106243459A (en) * 2016-08-26 2016-12-21 桐城市钰锦塑料包装有限公司 A kind of toughness reinforcing wood plastic composite

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1500828A (en) * 2002-11-18 2004-06-02 华昌工贸有限公司 Polyethylene (PE) plastic-wood panel
WO2011132168A2 (en) * 2010-04-21 2011-10-27 Sabic Innovative Plastics Ip B.V. Wood-plastic composite with improved thermal and weathering resistance and method of making the same
CN102276889A (en) * 2010-06-09 2011-12-14 常熟市慧丰塑料制品有限公司 High-density polyethylene wood-plastic composite pipe and preparation method thereof
CN102643556A (en) * 2012-04-23 2012-08-22 安徽红树林新材料科技有限公司 Novel environment-friendly energy-saving wood-plastic composite board for truck carriages and preparation method of novel environment-friendly energy-saving wood-plastic composite board

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1500828A (en) * 2002-11-18 2004-06-02 华昌工贸有限公司 Polyethylene (PE) plastic-wood panel
WO2011132168A2 (en) * 2010-04-21 2011-10-27 Sabic Innovative Plastics Ip B.V. Wood-plastic composite with improved thermal and weathering resistance and method of making the same
CN102276889A (en) * 2010-06-09 2011-12-14 常熟市慧丰塑料制品有限公司 High-density polyethylene wood-plastic composite pipe and preparation method thereof
CN102643556A (en) * 2012-04-23 2012-08-22 安徽红树林新材料科技有限公司 Novel environment-friendly energy-saving wood-plastic composite board for truck carriages and preparation method of novel environment-friendly energy-saving wood-plastic composite board

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
肖建平等: "相容剂对HDPE基木塑复合材料性能的影响", 《合成树脂及塑料》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106243459A (en) * 2016-08-26 2016-12-21 桐城市钰锦塑料包装有限公司 A kind of toughness reinforcing wood plastic composite

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