AU6993494A - Processes for recycling waste polystyrene foam - Google Patents

Processes for recycling waste polystyrene foam

Info

Publication number
AU6993494A
AU6993494A AU69934/94A AU6993494A AU6993494A AU 6993494 A AU6993494 A AU 6993494A AU 69934/94 A AU69934/94 A AU 69934/94A AU 6993494 A AU6993494 A AU 6993494A AU 6993494 A AU6993494 A AU 6993494A
Authority
AU
Australia
Prior art keywords
processes
polystyrene foam
recycling waste
waste polystyrene
recycling
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.)
Abandoned
Application number
AU69934/94A
Inventor
Xifeng Wang
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.)
Chengdu Branch Of Chenguang Research Institite Of Chemical Industry
GUANGHUA PLASTICS Co
Original Assignee
CHENGDU BRANCH OF CHENGUANG RE
GUANGHUA PLASTICS Co
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
Priority claimed from CN93111865A external-priority patent/CN1096735A/en
Priority claimed from CN93115420A external-priority patent/CN1103874A/en
Application filed by CHENGDU BRANCH OF CHENGUANG RE, GUANGHUA PLASTICS Co filed Critical CHENGDU BRANCH OF CHENGUANG RE
Publication of AU6993494A publication Critical patent/AU6993494A/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16—Making expandable particles
    • C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
    • C08J2325/06—Polystyrene
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
AU69934/94A 1993-06-24 1994-06-24 Processes for recycling waste polystyrene foam Abandoned AU6993494A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN93111865A CN1096735A (en) 1993-06-24 1993-06-24 Recovering waste foam polystyrene by gel foam remoing method material modified polystyrene plastic made
CN93111865 1993-06-24
CN93115420A CN1103874A (en) 1993-12-17 1993-12-17 Recovering waste foam polystyrene by gel foam remoing method and regenerating foamable polystyrene
CN93115420 1993-12-17
PCT/CN1994/000051 WO1995000582A1 (en) 1993-06-24 1994-06-24 Processes for recycling waste polystyrene foam

Publications (1)

Publication Number Publication Date
AU6993494A true AU6993494A (en) 1995-01-17

Family

ID=25743089

Family Applications (1)

Application Number Title Priority Date Filing Date
AU69934/94A Abandoned AU6993494A (en) 1993-06-24 1994-06-24 Processes for recycling waste polystyrene foam

Country Status (3)

Country Link
JP (1) JPH09503235A (en)
AU (1) AU6993494A (en)
WO (1) WO1995000582A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3026415B2 (en) * 1995-05-15 2000-03-27 生研化学株式会社 Styrofoam processing method
JP2001302843A (en) * 1999-10-15 2001-10-31 Tamotsu Akita Solvent for treating expanded polystyrene and method for treating expanded polystyrene by using the solvent
FI117704B (en) * 2000-05-15 2007-01-31 M I Finland Oy Process for producing a flow resistance decreasing composition and method for reducing the flow resistance of the piston flow
DE60234389D1 (en) 2002-05-14 2009-12-24 Shigenobu Hamano SOLVENT FOR THE TREATMENT OF POLYSTYRENE RESIN AND METHOD FOR THE TREATMENT OF POLYSTYRENE RESIN
JP4774293B2 (en) * 2005-12-21 2011-09-14 積水化成品工業株式会社 Styrenic resin expandable particles, production method thereof, and in-mold foam-molded product
KR101476674B1 (en) * 2013-07-12 2014-12-26 최성진 A composition of volume-reducing agent for expanded polystyrene
JP2016010906A (en) * 2014-06-27 2016-01-21 サンライフ株式会社 Method for removing flame retardant from foamed polystyrene
JP6639508B2 (en) 2014-10-03 2020-02-05 ポリスティヴァート インコーポレイテッド Process for regenerating polystyrene waste
CN117304566A (en) 2017-11-20 2023-12-29 波利斯太沃特公司 Method for recycling polystyrene waste
CN108484961A (en) * 2018-05-04 2018-09-04 林宗平 A method of manufacturing expandable polystyrene using recycling modified styrene polymer
JP7345545B2 (en) 2018-10-26 2023-09-15 ポリスタイバート インコーポレイテッド Process for recycling polystyrene waste and/or polystyrene copolymer waste
CN115889427A (en) * 2022-11-01 2023-04-04 上海睿聚环保科技有限公司 Recycling method of waste PA66 safety airbag

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1030431A (en) * 1987-07-04 1989-01-18 李华鼎 Use production of daubing agent from waste foamed polystyrene
CN1035510C (en) * 1990-09-29 1997-07-30 化学工业部晨光化工研究院一分院 One-step process for after-treating molten polyformaldehyde
CN1061228A (en) * 1991-10-15 1992-05-20 化工部成都有机硅应用研究技术服务中心 Preparation method of regenerated foamable polystyrene
CN1072704A (en) * 1991-11-23 1993-06-02 刘贞秋 Resin paint made of polystyrene waste and production method

Also Published As

Publication number Publication date
WO1995000582A1 (en) 1995-01-05
JPH09503235A (en) 1997-03-31

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