CN104448875A - Wood-plastic composite and making method thereof - Google Patents
Wood-plastic composite and making method thereof Download PDFInfo
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- CN104448875A CN104448875A CN201410856298.6A CN201410856298A CN104448875A CN 104448875 A CN104448875 A CN 104448875A CN 201410856298 A CN201410856298 A CN 201410856298A CN 104448875 A CN104448875 A CN 104448875A
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- wood
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- plastic material
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Abstract
The invention discloses a wood-plastic composite. The wood-plastic composite comprises, by weight, 40-65% of wood meal, 35-55% of light, thin and mixed plastics, 2-5% of compatilizer, 1-2% of coupling agents, 0.8-1.6% of antioxidant, 4-8% of fillers and 0.5-2% of lubricants. By means of the method, light and thin plastics screened from urban waste, mainly the plastics such as LDPE, HDPE, homo PP and blended PP with the specific gravity lower than 1 and the melting point lower than 200 EDG C is used as plastic raw material for producing the wood-plastic component, the steps of washing and fine sorting are omitted, and the cost of the plastic raw material is greatly lowered.
Description
Technical field
The present invention relates to Wood-plastic material technical field, particularly relate to a kind of Wood-plastic material utilizing the frivolous mixed plastic of municipal wastes to make and preparation method thereof.
Background technology
Wood-plastic material is that one wood powder, xylon or other vegetable fibre fill thermoplastic polymer composite material, has the advantage of timber and plastics concurrently.Its main raw material is waste wood, farm crop rice straw etc. and thermoplastics (plastics of new plastic or recovery).According to the kind of thermoplastics used, can be divided into that PVC foam wood/plastic, ABS foaming wood-plastic, PS foaming wood-plastic, PE wood are moulded, PP wood is moulded, the wood of these kinds is moulded and is adopted single thermoplastics as raw material, when using recycled plastic to make raw material, to recycled plastic point to choose requirement higher.Current Yi Youmusu producer have developed the composition and engineering making Wood-plastic material of PP and PE mixed plastic, but has special requirement to the quality of PP and PE and part by weight.
Point plastics chosen in municipal wastes, its composition is a lot, comprise the tens of kinds of plastics such as PP, PE, PVC, PET, ABS, PS, EVA, PC, PA, by these plastic cleanings, point to pick out, carry out quality grading again, select quality and meet the requirements of the thermoplasticss such as PP, PE, PVC, ABS, PS, mould production formula and explained hereafter Wood-plastic material with the wood of routine, cost is very high, and not high to the utilization ratio of recycled plastic.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the object of the invention is to, providing a kind of Wood-plastic material, described Wood-plastic material is grouped into by the one-tenth of following weight percent:
Wood powder 40%-65%;
Frivolous mixed plastic 35%-55%;
Compatilizer: 2%-5%;
Coupling agent: 1%-2.5%;
Oxidation inhibitor: 0.8%-1.6%;
Weighting agent: 4%-8%;
Lubricant: 0.5%-2%.
Preferably, described Wood-plastic material is grouped into by the one-tenth of following weight percent:
Wood powder 55%;
Frivolous mixed plastic 35%;
Compatilizer: 2%;
Coupling agent: 1.5%;
Oxidation inhibitor: 0.8%;
Weighting agent: 4%;
Lubricant: 1.7%.
Preferably, described Wood-plastic material is grouped into by the one-tenth of following weight percent:
Wood powder 55%;
Frivolous mixed plastic 35%;
Compatilizer: 2.5%;
Coupling agent: 1%;
Oxidation inhibitor: 1%;
Weighting agent: 4.5%;
Lubricant: 1%.
Preferably, wood powder 50%;
Frivolous mixed plastic 40%;
Compatilizer: 3%;
Coupling agent: 1%;
Oxidation inhibitor: 1%;
Weighting agent: 4%;
Lubricant: 1%.
Preferably, described compatilizer is one or more mixing of maleic anhydride graft PP, maleic anhydride graft HDPE, maleic anhydride graft LDPE.
Preferably, described coupling agent is one or more mixing of aluminate coupling agent, titanic acid ester coupling system, silane coupling agent.
Preferably, described oxidation inhibitor is the mixing of antioxidant 1010, irgasfos 168.
Preferably, described weighting agent is one or more mixing of calcium carbonate, talcum powder, iron oxide pigment, carbon black.
Preferably, described lubricant be polyethylene wax, polyethers wax, oxidized polyethlene wax, chlorinatedpolyethylene one or more with stearic acid, one or more mix of Zinic stearas, calcium stearate.
A preparation method for Wood-plastic material, described preparation method comprises the steps:
A, divide the frivolous plastic warp regenerating device picked out to be melt into block municipal wastes, after cooling, break into pulverizer the plastic grain that particle diameter is less than 10mm;
Plastic grain, weighting agent, wood powder are poured in the mixed pot of high-speed mixer heat and be mixed and heated to 90 DEG C, then add compatilizer, coupling agent, oxidation inhibitor, lubricant, mix and blend is also heated to 110 DEG C;
After B, mix and blend terminate, mixture is put cold mixed 5-10min to the cold mixed pot of high-speed mixer and remove aqueous vapor;
C, cooled mixture carry out granulation by tablets press, then by extruding production line, make the Wood-plastic profiles of different size according to difform mould.
As can be seen from the above technical solutions, the present invention has the following advantages:
The present invention divides the plastics picked out by frivolous plastics wherein to municipal wastes, namely be mainly the proportions such as LDPE, HDPE, homopolymerization PP, blend PP and be less than 1, fusing point is lower than the plastics of 200 degrees Celsius, as producing the wooden plastic raw materials moulded, avoid washing, meticulous point the step such as to choose, greatly reduce the cost of raw materials for plastics production.
Embodiment
The invention provides a kind of Wood-plastic material, described Wood-plastic material is grouped into by the one-tenth of following weight percent:
Wood powder 40%-65%;
Frivolous mixed plastic 35%-55%;
Compatilizer: 2%-5%;
Coupling agent: 1%-2.5%;
Oxidation inhibitor: 0.8%-1.6%;
Weighting agent: 4%-8%;
Lubricant: 0.5%-2%.
In the present invention, production is moulded to the kind of thermoplastics and the requirement of quality in order to reduce wood, to municipal wastes divide the plastics picked out carry out physics get rid of beat, selection by winnowing, by frivolous plastics wherein, be namely mainly the proportions such as LDPE, HDPE, homopolymerization PP, blend PP and be less than 1, fusing point is lower than the plastics of 200 degrees Celsius, sort out, as producing the plastic raw materials moulded of wood, avoid washing, meticulous point the step such as to choose, greatly reduce the cost of raw materials for plastics production.
The invention solves the problem that nonpolar many body system composition plastics are difficult to combine with the wood powder of strong polarity simultaneously, reduce wood and mould the quality requirements produced thermoplastics, thus the raw materials for production that the frivolous mixed plastic of municipal wastes is moulded as wood can be adopted, improve the utilization ratio of waste or used plastics, greatly reduce the cost of plastics recovery, thus also greatly reduce the material cost of Wood-plastic material production.
In the present invention, compatilizer is one or more mixing of maleic anhydride graft PP, maleic anhydride graft HDPE, maleic anhydride graft LDPE.
In the present invention, coupling agent is one or more mixing of aluminate coupling agent, titanic acid ester coupling system, silane coupling agent.
By compatilizer and coupling agent with the use of, make the plastic components of many body system have good consistency each other, and be perhaps combined mutually with wood powder simultaneously.
In the present invention, oxidation inhibitor improves the antioxidant property of material, increases the service life.Wherein oxidation inhibitor is the mixing of antioxidant 1010, irgasfos 168.
In the present invention, weighting agent adopts one or more mixing of calcium carbonate, talcum powder, iron oxide pigment, carbon black, improve the rigidity of material and resisted shrinkage performance, give material color and improve the anti-ultraviolet property of material, reducing sunlight to the solarization of material;
In the present invention, lubricant adopt polyethylene wax, polyethers wax, oxidized polyethlene wax, chlorinatedpolyethylene one or more with stearic acid, one or more mix of Zinic stearas, calcium stearate, reduce the frictional force between material and mechanical means, thus reduce the wearing and tearing of equipment, improve the processing flowability of material, improve products appearance quality, make the smooth extrusion moulding of material.
The present invention also provides a kind of preparation method of Wood-plastic material, and described preparation method comprises the steps:
A, divide the frivolous plastic warp regenerating device picked out to be melt into block municipal wastes, after cooling, break into pulverizer the plastic grain that particle diameter is less than 10mm;
Plastic grain, weighting agent, wood powder are poured in the mixed pot of high-speed mixer heat and be mixed and heated to 90 DEG C, then add compatilizer, coupling agent, oxidation inhibitor, lubricant, mix and blend is also heated to 110 DEG C;
After B, mix and blend terminate, mixture is put cold mixed 5-10min to the cold mixed pot of high-speed mixer and remove aqueous vapor;
C, cooled mixture carry out granulation by tablets press, then by extruding production line, make the Wood-plastic profiles of different size according to difform mould.
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable; specific embodiment will be used below; the technical scheme of the present invention's protection is clearly and completely described; obviously; the embodiments described below are only the present invention's part embodiments, and the embodiment of not all.Based on the embodiment in this patent, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of this patent protection.
Embodiment one: the present embodiment adopts preparation method of the present invention to prepare Wood-plastic material, concrete composition and the weight proportion number of Wood-plastic material are as follows:
Wood powder 55%;
Frivolous mixed plastic 35%;
Compatilizer: 2%;
Coupling agent: 1.5%;
Oxidation inhibitor: 0.8%;
Weighting agent: 4%;
Lubricant: 1.7%.
Embodiment two: the present embodiment adopts preparation method of the present invention to prepare Wood-plastic material, concrete composition and the weight proportion number of Wood-plastic material are as follows:
Wood powder 55%;
Frivolous mixed plastic 35%;
Compatilizer: 2.5%;
Coupling agent: 1%;
Oxidation inhibitor: 1%;
Weighting agent: 4.5%;
Lubricant: 1%.
Embodiment three: the present embodiment adopts preparation method of the present invention to prepare Wood-plastic material, concrete composition and the weight proportion number of Wood-plastic material are as follows:
Wood powder 50%;
Frivolous mixed plastic 40%;
Compatilizer: 3%;
Coupling agent: 1%;
Oxidation inhibitor: 1%;
Weighting agent: 4%;
Lubricant: 1%.
Embodiment four: the present embodiment adopts preparation method of the present invention to prepare Wood-plastic material, concrete composition and the weight proportion number of Wood-plastic material are as follows:
Wood powder 40%;
Frivolous mixed plastic 50%;
Compatilizer: 2%;
Coupling agent: 1%;
Oxidation inhibitor: 0.8%;
Weighting agent: 5%;
Lubricant: 1.2%.
Embodiment five: the present embodiment adopts preparation method of the present invention to prepare Wood-plastic material, concrete composition and the weight proportion number of Wood-plastic material are as follows:
Wood powder 40%;
Frivolous mixed plastic 45%;
Compatilizer: 3%;
Coupling agent: 1%;
Oxidation inhibitor: 1%;
Weighting agent: 8%;
Lubricant: 2%.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a Wood-plastic material, is characterized in that:
Described Wood-plastic material is grouped into by the one-tenth of following weight percent:
Wood powder 40%-65%;
Frivolous mixed plastic 35%-55%;
Compatilizer: 2%-5%;
Coupling agent: 1%-2.5%;
Oxidation inhibitor: 0.8%-1.6%;
Weighting agent: 4%-8%;
Lubricant: 0.5%-2%.
2. Wood-plastic material according to claim 1, is characterized in that:
Described Wood-plastic material is grouped into by the one-tenth of following weight percent:
Wood powder 55%;
Frivolous mixed plastic 35%;
Compatilizer: 2%;
Coupling agent: 1.5%;
Oxidation inhibitor: 0.8%;
Weighting agent: 4%;
Lubricant: 1.7%.
3. Wood-plastic material according to claim 1, is characterized in that:
Described Wood-plastic material is grouped into by the one-tenth of following weight percent:
Wood powder 55%;
Frivolous mixed plastic 35%;
Compatilizer: 2.5%;
Coupling agent: 1%;
Oxidation inhibitor: 1%;
Weighting agent: 4.5%;
Lubricant: 1%.
4. Wood-plastic material according to claim 1, is characterized in that:
Wood powder 50%;
Frivolous mixed plastic 40%;
Compatilizer: 3%;
Coupling agent: 1%;
Oxidation inhibitor: 1%;
Weighting agent: 4%;
Lubricant: 1%.
5. Wood-plastic material according to claim 1, is characterized in that:
Described compatilizer is one or more mixing of maleic anhydride graft PP, maleic anhydride graft HDPE, maleic anhydride graft LDPE.
6. Wood-plastic material according to claim 1, is characterized in that:
Described coupling agent is one or more mixing of aluminate coupling agent, titanic acid ester coupling system, silane coupling agent.
7. Wood-plastic material according to claim 1, is characterized in that:
Described oxidation inhibitor is the mixing of antioxidant 1010, irgasfos 168.
8. Wood-plastic material according to claim 1, is characterized in that:
Described weighting agent is one or more mixing of calcium carbonate, talcum powder, iron oxide pigment, carbon black.
9. Wood-plastic material according to claim 1, is characterized in that:
Described lubricant is polyethylene wax, polyethers wax, oxidized polyethlene wax, chlorinatedpolyethylene one or more with stearic acid, one or more mix of Zinic stearas, calcium stearate.
10. a preparation method for Wood-plastic material, is characterized in that:
Described preparation method comprises the steps:
A, divide the frivolous plastic warp regenerating device picked out to be melt into block municipal wastes, after cooling, break into pulverizer the plastic grain that particle diameter is less than 10mm;
Plastic grain, weighting agent, wood powder are poured in the mixed pot of high-speed mixer heat and be mixed and heated to 90 DEG C, then add compatilizer, coupling agent, oxidation inhibitor, lubricant, mix and blend is also heated to 110 DEG C;
After B, mix and blend terminate, mixture is put cold mixed 5-10min to the cold mixed pot of high-speed mixer and remove aqueous vapor;
C, cooled mixture carry out granulation by tablets press, then by extruding production line, make the Wood-plastic profiles of different size according to difform mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410856298.6A CN104448875A (en) | 2014-12-31 | 2014-12-31 | Wood-plastic composite and making method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410856298.6A CN104448875A (en) | 2014-12-31 | 2014-12-31 | Wood-plastic composite and making method thereof |
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| CN104448875A true CN104448875A (en) | 2015-03-25 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910641A (en) * | 2015-06-30 | 2015-09-16 | 江苏旭华圣洛迪建材有限公司 | Anti-stretching anti-bending wood-plastic composite material and preparation method thereof |
| CN105462276A (en) * | 2015-12-16 | 2016-04-06 | 广东华慧生环保科技有限公司 | Method for manufacturing recycled propene polymer (PP) and recycled poly ethylene (PE) wood-plastic greenhouse framework material |
| CN105623291A (en) * | 2016-03-29 | 2016-06-01 | 吴肖颜 | Wood-plastic composite material |
| CN107200925A (en) * | 2017-07-10 | 2017-09-26 | 芜湖扬展新材料科技服务有限公司 | A kind of preparation method of anti-flaming polypropylene material |
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Patent Citations (5)
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| CN101417459A (en) * | 2007-10-24 | 2009-04-29 | 新疆天玖凯帝复合材料有限公司 | Utilize straw and waste or used plastics to make the method and the material thereof of wood plastic composite |
| CN102140255A (en) * | 2011-04-14 | 2011-08-03 | 浙江工商大学 | Hot-press type wood plastic composite for toy and preparation method thereof |
| CN102321378A (en) * | 2011-09-22 | 2012-01-18 | 黄山华塑新材料科技有限公司 | Low-temperature type wood-plastic floor and preparation technology thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910641A (en) * | 2015-06-30 | 2015-09-16 | 江苏旭华圣洛迪建材有限公司 | Anti-stretching anti-bending wood-plastic composite material and preparation method thereof |
| CN105462276A (en) * | 2015-12-16 | 2016-04-06 | 广东华慧生环保科技有限公司 | Method for manufacturing recycled propene polymer (PP) and recycled poly ethylene (PE) wood-plastic greenhouse framework material |
| CN105623291A (en) * | 2016-03-29 | 2016-06-01 | 吴肖颜 | Wood-plastic composite material |
| CN107200925A (en) * | 2017-07-10 | 2017-09-26 | 芜湖扬展新材料科技服务有限公司 | A kind of preparation method of anti-flaming polypropylene material |
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Application publication date: 20150325 |