CN100432154C - Bar section synthesized by using stalk of oil plant, and preparioon method - Google Patents

Bar section synthesized by using stalk of oil plant, and preparioon method Download PDF

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Publication number
CN100432154C
CN100432154C CNB2006100521841A CN200610052184A CN100432154C CN 100432154 C CN100432154 C CN 100432154C CN B2006100521841 A CNB2006100521841 A CN B2006100521841A CN 200610052184 A CN200610052184 A CN 200610052184A CN 100432154 C CN100432154 C CN 100432154C
Authority
CN
China
Prior art keywords
oil crops
cane
section bar
batching
crops cane
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.)
Expired - Fee Related
Application number
CNB2006100521841A
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Chinese (zh)
Other versions
CN1872916A (en
Inventor
傅俊杰
沈伟桥
赵小俊
陈怡�
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Zhejiang University ZJU
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Zhejiang University ZJU
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Filing date
Publication date
Application filed by Zhejiang University ZJU filed Critical Zhejiang University ZJU
Priority to CNB2006100521841A priority Critical patent/CN100432154C/en
Publication of CN1872916A publication Critical patent/CN1872916A/en
Application granted granted Critical
Publication of CN100432154C publication Critical patent/CN100432154C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means 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
    • B29C48/40Means 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The present invention discloses a section synthesized by stalks of oil crops, which is composed of auxiliary materials with the weight percentage: 40 to 70 % of stalk powder of oil crops, 20 to 40 % of plastic resin, 5 to 15% of calcium carbonate, 1 to 3 % of fire retardant, 1 to 2 % of antioxidant, 1 to 3 % of lubricant and 1 to 3 % of brightener. The preparing method has the steps that stalks of oil crops are dried to a state with water content of 6 to 10 percent, and then are pulverized into 50 to 200 meshes; auxiliary materials are fetched proportionally, and then the auxiliary materials are stirred and uniformly mixed to be put into a kneading machine for kneading for 10 to 15 minutes under the temperature of 130 to 180 DEG C; mixture after kneading is extruded by a double-spiral extruder to be shaped after cooling. The present invention has the advantages of low cost, sufficient sources of raw materials, simple and quick configuration and processing technology. The produced section has the advantages of favorable compactness, favorable mechanical properties, sound absorption, heat insulation, fire prevention, corrosion resistance aging resistance, easy manufacture, easy planing, sawing and chiseling, etc.

Description

A kind of oil crops cane synthetic section bar and preparation method thereof that utilizes
Technical field
The present invention relates to a kind of oil crops cane synthetic section bar and preparation method thereof that utilizes.
Background technology
The harvested cane of oil crops is as a kind of by product of agriculture production, and output is big, distribution extensively, also is an important agro-ecology resource.Owing to fail cane is well utilized, the harvesting back overwhelming majority all is to burn in the fields, makes effective renewable resource waste, and also will cause air and environmental pollution simultaneously.It is exactly to make unnecessary refuse stem stalk it be processed into another kind of utilizable product by all processing approach that the stem stalk utilizes technology.Utilize the existing patent report of method of crop stalk machining sheet, for example: its making processes of the patent of CN1047470A, CN1383966A, CN1225866A, CN1249316A, report is that straw is pulverized, cut up with a hay cutter and be cut into segment or be woven into plates with cotton rope, all be to adopt the tackiness agent blending and stirring, hot-press solidifying moulding in the mould of different size, all contain poisonous deleterious vehicle substance (as formaldehyde, toluene and phenol) in these employed tackiness agent, harmful, environment is polluted, and the mechanics mechanical property is also relatively poor, and cost is also higher.With straw be crushed to certain fineness by a certain percentage with the Plastic Resin blend, make the section bar of different size or the patent and the documents and materials of sheet material and do not see play-by-play as yet.
Summary of the invention
The object of the present invention is to provide a kind of have good mechanical mechanical property, thermostability, pollution-free, corrosion-resistant, ageing-resistant, cost is low utilizes oil crops cane synthetic section bar and preparation method thereof.
The oil crops cane synthetic section bar that utilizes of the present invention is made up of the batching of following weight percent:
Oil crops cane powder 40-70%
Plastic Resin 20-40%
Lime carbonate 5-15%
Fire retardant 1-3%
Protective agent 1-2%
Lubricant 1-3%
Brightener 1-2%
Each content percentage ratio sum of preparing burden equals 100%.
Among the present invention, said crop cane is the oil crops canes, comprises a kind of or its mixture in rape straw and the sesame stalk.Said lime carbonate, fire retardant, protective agent, lubricant, brightener and Plastic Resin are commercially available civilian or industrial reagent commodity.Plastic Resin can be PVC (polyvinyl chloride), PP (polypropylene), PE/EVA (polyethylene), PS/ABS (polystyrene) or waste or used plastics.
The preparation method who utilizes oil crops cane synthetic section bar of the present invention, step is as follows:
1) the oil crops cane is dried to moisture content at 6-10%, is crushed to the 50-200 order then;
2) get batching in proportion, insert in the refiner after batching is mixed, under 130-180 ℃ of condition, rub refining 10-15 minute;
3) compound of rubbing after the refining is extruded cooling forming with the duplex forcing machine.
Beneficial effect of the present invention is:
1. with low cost, the material source abundance, the preparation method is simple, in the preparation process, need not add the tackiness agent of any chemosynthesis, belongs to the physics extruding method for making, and is nonpoisonous and tasteless.
2. the oil crops cane is crushed to the 50-200 order, is beneficial to and reduces raw material space, increase contact area each other, the section bar compactness that makes is good, and bulk density is big, has the good mechanical mechanical property.
3. the section material appearance smooth finish that makes is good, can be used for the ground decoration, flower bed decoration, construction and decoration, furniture manufacturing on outdoor guardrail, floor, banister and railing, walkway and life with fields such as woodworks.Have sound-absorbing, heat insulation, fire prevention, corrosion-resistant simultaneously, ageing-resistant, easily processing can be dug, saws, advantage such as cutter.
Embodiment
Table 1 shows composition ingredients by weight per-cent and the mechanical property thereof of utilizing three section material synthesized embodiment of oil crops cane.
Embodiment 1 preparation method, step is as follows:
1) harvested oil crops cane is dried to moisture content 10%, put into pulverizer then and be crushed to 50 orders;
2) get batching in proportion, insert in the refiner after batching is mixed, under 130 ℃ of conditions, rub refining 10 minutes;
3) compound of rubbing after the refining is extruded cooling forming with the duplex forcing machine.
Embodiment 2 preparation methods, step is as follows:
1) harvested oil crops cane is dried to moisture content 8%, put into pulverizer then and be crushed to 100 orders;
2) get batching in proportion, insert in the refiner after batching is mixed, under 150 ℃ of conditions, rub refining 12 minutes;
3) compound of rubbing after the refining is extruded cooling forming with the duplex forcing machine.
Embodiment 3 preparation methods, step is as follows:
1) harvested oil crops cane is dried to moisture content 6%, put into pulverizer then and be crushed to 200 orders;
2) get batching in proportion, insert in the refiner after batching is mixed, under 180 ℃ of conditions, rub refining 10 minutes;
3) compound of rubbing after the refining is extruded cooling forming with the duplex forcing machine.
Table 1

Claims (3)

1. one kind is utilized oil crops cane synthetic section bar, it is characterized in that this section bar is made up of the batching of following weight percent:
Oil crops cane powder 40-70%
Plastic Resin 20-40%
Lime carbonate 5-15%
Fire retardant 1-3%
Protective agent 1-2%
Lubricant 1-3%
Brightener 1-2%
Each content percentage ratio sum of preparing burden equals 100%,
Above-mentioned oil crops cane is a kind of or its mixture in rape straw and the sesame stalk.
2. the oil crops cane synthetic section bar that utilizes according to claim 1 is characterized in that said Plastic Resin is PVC, PP, PE/EVA or PS/ABS.
3. the preparation method who utilizes oil crops cane synthetic section bar according to claim 1 is characterized in that step is as follows:
1) the oil crops cane is dried to water ratio at 6-10%, is crushed to the 50-200 order then, said oil crops cane is a kind of or its mixture in rape straw and the sesame stalk;
2) get batching in proportion, insert in the refiner after batching is mixed, under 130-180 ℃ of condition, rub refining 10-15 minute;
3) compound of rubbing after the refining is extruded cooling forming with the duplex forcing machine.
CNB2006100521841A 2006-06-29 2006-06-29 Bar section synthesized by using stalk of oil plant, and preparioon method Expired - Fee Related CN100432154C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2006100521841A CN100432154C (en) 2006-06-29 2006-06-29 Bar section synthesized by using stalk of oil plant, and preparioon method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2006100521841A CN100432154C (en) 2006-06-29 2006-06-29 Bar section synthesized by using stalk of oil plant, and preparioon method

Publications (2)

Publication Number Publication Date
CN1872916A CN1872916A (en) 2006-12-06
CN100432154C true CN100432154C (en) 2008-11-12

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Country Status (1)

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CN (1) CN100432154C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101550278B (en) * 2009-05-08 2011-11-30 东莞市贤林橡塑制品有限公司 Manufacturing method of a regenesis wood plastic compound structures sectional materials
CN110343396A (en) * 2019-06-27 2019-10-18 南京捷纳思新材料有限公司 One-step method response type wood moulding extruded stock and preparation and application

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1594438A (en) * 2004-07-02 2005-03-16 袁学发 Novel materials made of waste plastic and plant fibre and method for making same
CN1616379A (en) * 2003-11-10 2005-05-18 石正 Casting material for building material
CN1621440A (en) * 2004-10-21 2005-06-01 俞立群 Plastic lignified board and its making method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1616379A (en) * 2003-11-10 2005-05-18 石正 Casting material for building material
CN1594438A (en) * 2004-07-02 2005-03-16 袁学发 Novel materials made of waste plastic and plant fibre and method for making same
CN1621440A (en) * 2004-10-21 2005-06-01 俞立群 Plastic lignified board and its making method

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Publication number Publication date
CN1872916A (en) 2006-12-06

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Granted publication date: 20081112

Termination date: 20100629