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CN1332074A - Waste plastic recovering method - Google Patents

Waste plastic recovering method Download PDF

Info

Publication number
CN1332074A
CN1332074A CN00109827A CN00109827A CN1332074A CN 1332074 A CN1332074 A CN 1332074A CN 00109827 A CN00109827 A CN 00109827A CN 00109827 A CN00109827 A CN 00109827A CN 1332074 A CN1332074 A CN 1332074A
Authority
CN
China
Prior art keywords
plastic
plastics
washing
water
polybag
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
CN00109827A
Other languages
Chinese (zh)
Inventor
赵铁旺
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.)
PENGYUAN ENVIRONMENT ENGINEERING Co Ltd BEIJING
Original Assignee
PENGYUAN ENVIRONMENT ENGINEERING Co Ltd BEIJING
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PENGYUAN ENVIRONMENT ENGINEERING Co Ltd BEIJING filed Critical PENGYUAN ENVIRONMENT ENGINEERING Co Ltd BEIJING
Priority to CN00109827A priority Critical patent/CN1332074A/en
Publication of CN1332074A publication Critical patent/CN1332074A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling

Landscapes

  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

The waste plastic recovering method includes granulating waste plastic, mixing with polyethylene and making product of reused plastic. The present invention makes it possible to reduce pollution of waste plastic and save power.

Description

A kind of recovery method of waste plastics
The present invention relates to a kind of recovery method of waste plastics.
The product of development in science and technology---plastics once brought people and greatly facilitated, and had solved the many problems in the clothing, food, lodging and transportion--basic necessities of life.But along with the increase day by day of plastics output, and waste plastics be difficult to the degraded, the polybag that waves has with the wind overworked treetop, the eaves in streets and lanes, is known as " white pollution ".Because can produce dioxin during the plastics burning, the method for burning can not work to plastic garbage.Therefore, need to adopt new technology to obtain the regeneration of waste plastics.
The sewage discharge problem is serious in traditional waste plastic regenerating process, and wastes energy, contaminated environment.
The purpose of this invention is to provide and a kind ofly do not waste energy, pollution-free and waste plastics recovery method that efficient is high.
For achieving the above object, the present invention takes following design: a kind of recovery method of waste plastics is characterized in that: the polybag of collecting is put into the cylinder that has many holes, add washing agent and clean; Polybag after washing is put into cutting machine, is cut into tiny plastic sheet, simultaneously water purification is drenched into, carry out secondary washing; Then by the conveyer belt drop that the has aperture branch that anhydrates, and enter in three grades of heating furnaces, controlling temperature respectively is 100,190,220 ℃; The water evaporates of frosting in the first order, plastics deliquescing in the second level, plastic molting in the third level.The hole that plastics after the fusing are opened from furnace outer wall is extruded, and is cooled in cold water, forms uniform plastic cord; In comminutor, plastic cord is divided into a section plastic pellet then, obtains the reworked material finished particle; Draining after twice washing reenters the drum wash waste plastics with the water that is mixed with washing agent, with the water reuse through precipitation with after handling; Regenerated plastics finished particle that obtains and polyethylene can produce plastic reclaimed product according to proportioning melting again in 7: 3.
Owing to adopt above method, the rinse stage that washs is combined with pulverizing,, subtly that the raw material rinsing is cleaner again when promptly having reduced pulverizing to the wearing and tearing of machine, kill two birds with one stone.In addition, traditional handicraft must have a dry run after the rinsing and between the melt pelletization, normally uses the mode that dries with the moisture removal in the raw material.Then save this operation among the present invention.Because fusion apparatus has adopted advanced technology, does not require very low moisture content, use raw material only need drain and both can.Reduced by an operation link, efficiency of equipment is improved greatly.

Claims (1)

1, a kind of recovery method of waste plastics is characterized in that: the polybag of collecting is put into the cylinder that has many holes, add washing agent and clean; Polybag after washing is put into cutting machine, is cut into tiny plastic sheet, simultaneously water purification is drenched into, carry out secondary washing; Then by the conveyer belt drop that the has aperture branch that anhydrates, and enter in three grades of heating furnaces, controlling temperature respectively is 100,190,220 ℃; The water evaporates of frosting in the first order, plastics deliquescing in the second level, plastic molting in the third level.The hole that plastics after the fusing are opened from furnace outer wall is extruded, and is cooled in cold water, forms uniform plastic cord; In comminutor, plastic cord is divided into a section plastic pellet then, obtains the reworked material finished particle; Draining after twice washing reenters the drum wash waste plastics with the water that is mixed with washing agent, with the water reuse through precipitation with after handling; Regenerated plastics finished particle that obtains and polyethylene can produce plastic reclaimed product according to proportioning melting again in 7: 3.
CN00109827A 2000-07-10 2000-07-10 Waste plastic recovering method Pending CN1332074A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN00109827A CN1332074A (en) 2000-07-10 2000-07-10 Waste plastic recovering method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN00109827A CN1332074A (en) 2000-07-10 2000-07-10 Waste plastic recovering method

Publications (1)

Publication Number Publication Date
CN1332074A true CN1332074A (en) 2002-01-23

Family

ID=4579891

Family Applications (1)

Application Number Title Priority Date Filing Date
CN00109827A Pending CN1332074A (en) 2000-07-10 2000-07-10 Waste plastic recovering method

Country Status (1)

Country Link
CN (1) CN1332074A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100427280C (en) * 2005-11-17 2008-10-22 深圳市格林美高新技术股份有限公司 Rubber-plastic regenerative granular material
CN100482439C (en) * 2002-04-12 2009-04-29 Mba聚合物公司 Multistep separation of plastics
CN101890425A (en) * 2010-07-21 2010-11-24 黑龙江彩格工业设计有限公司 Reproducible medical garbage full automatic processing equipment
CN102294767A (en) * 2011-08-11 2011-12-28 南昌大学 Method for recovering and granulating waste plastic
CN102581986A (en) * 2012-02-27 2012-07-18 大河宝利材料科技(苏州)有限公司 Method for recycling post-industrial recycling waste plastic
CN103029229A (en) * 2013-01-15 2013-04-10 永善县原生源废旧再生资源利用有限公司 Manufacturing method of waste plastic regeneration particles
CN104530469A (en) * 2014-12-16 2015-04-22 安徽环嘉天一再生资源有限公司 Waste plastic bottle recovery processing process
CN105397937A (en) * 2015-12-01 2016-03-16 潜山县恒源塑业有限责任公司 Method for recycling waste plastic woven bags and leftover materials thereof

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100482439C (en) * 2002-04-12 2009-04-29 Mba聚合物公司 Multistep separation of plastics
CN100427280C (en) * 2005-11-17 2008-10-22 深圳市格林美高新技术股份有限公司 Rubber-plastic regenerative granular material
CN101890425A (en) * 2010-07-21 2010-11-24 黑龙江彩格工业设计有限公司 Reproducible medical garbage full automatic processing equipment
CN102294767A (en) * 2011-08-11 2011-12-28 南昌大学 Method for recovering and granulating waste plastic
CN102294767B (en) * 2011-08-11 2014-10-29 南昌大学 Method for recovering and granulating waste plastic
CN102581986A (en) * 2012-02-27 2012-07-18 大河宝利材料科技(苏州)有限公司 Method for recycling post-industrial recycling waste plastic
CN102581986B (en) * 2012-02-27 2014-07-02 大河宝利材料科技(苏州)有限公司 Method for recycling post-industrial recycling waste plastic
CN103029229A (en) * 2013-01-15 2013-04-10 永善县原生源废旧再生资源利用有限公司 Manufacturing method of waste plastic regeneration particles
CN104530469A (en) * 2014-12-16 2015-04-22 安徽环嘉天一再生资源有限公司 Waste plastic bottle recovery processing process
CN105397937A (en) * 2015-12-01 2016-03-16 潜山县恒源塑业有限责任公司 Method for recycling waste plastic woven bags and leftover materials thereof

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Legal Events

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C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication