CA1197043A - Process for regenerating resin - Google Patents

Process for regenerating resin

Info

Publication number
CA1197043A
CA1197043A CA000443729A CA443729A CA1197043A CA 1197043 A CA1197043 A CA 1197043A CA 000443729 A CA000443729 A CA 000443729A CA 443729 A CA443729 A CA 443729A CA 1197043 A CA1197043 A CA 1197043A
Authority
CA
Canada
Prior art keywords
resin
solvent
liquid
waste
solution
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
Application number
CA000443729A
Other languages
English (en)
French (fr)
Inventor
Sadao Kumasaka
Satomi Tada
Shigeo Horikoshi
Tamaki Kamanaka
Hiroshi Taniguchi
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.)
Toyo Tire Corp
Original Assignee
Toyo Tire and Rubber Co Ltd
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 Toyo Tire and Rubber Co Ltd filed Critical Toyo Tire and Rubber Co Ltd
Application granted granted Critical
Publication of CA1197043A publication Critical patent/CA1197043A/en
Expired 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CA000443729A 1982-12-23 1983-12-20 Process for regenerating resin Expired CA1197043A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP229202/82 1982-12-23
JP57229202A JPS59115811A (ja) 1982-12-23 1982-12-23 樹脂の再生方法

Publications (1)

Publication Number Publication Date
CA1197043A true CA1197043A (en) 1985-11-19

Family

ID=16888412

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000443729A Expired CA1197043A (en) 1982-12-23 1983-12-20 Process for regenerating resin

Country Status (5)

Country Link
US (1) US4517312A (cg-RX-API-DMAC7.html)
EP (1) EP0115051A3 (cg-RX-API-DMAC7.html)
JP (1) JPS59115811A (cg-RX-API-DMAC7.html)
AU (1) AU2258983A (cg-RX-API-DMAC7.html)
CA (1) CA1197043A (cg-RX-API-DMAC7.html)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3741777C1 (de) * 1987-12-10 1989-03-16 Klaus Gloistein Verfahren zur Aufbereitung von Kunststoffabfaellen auf Polystyrolbasis und deren Weiterverwertung,insbesondere als Klebemittel
US5223522A (en) * 1988-03-08 1993-06-29 Pfizer Inc. Thiazolidinedione hypoglycemic agents
US5269948A (en) * 1990-10-22 1993-12-14 Mobil Oil Corporation Decontamination of polystyrene
DE4033604C2 (de) * 1990-10-23 1996-09-05 Rcm Rueckgewinnungssysteme Zur Verfahren zur Wiedergewinnung von löslichen Kunststoffen aus kunststoffhaltigen Abfällen
BE1005319A4 (fr) * 1991-08-27 1993-06-29 Petrofina Sa Procede de conversion de polymeres.
US5232954A (en) * 1992-05-12 1993-08-03 Peters Donald F Process for recovering thermoplastic resins using esters
US5288934A (en) * 1992-08-27 1994-02-22 Petrofina, S.A. Process for the conversion of polymers
US5629352A (en) * 1995-04-24 1997-05-13 Matsushita Electric Industrial Co., Ltd. Solvent for polystyrene, method for reducing volume of polystyrene foam and method for recycling polystyrene foam
US5594035A (en) * 1995-11-13 1997-01-14 Basf Corporation Reclamation of polymers, that contain styrene in the polymeric backbone, using a water soluble solvent based reclamation process
US5935536A (en) * 1997-03-14 1999-08-10 Badger; Berkley C. Recovery of recycled plastics in granular form
EP1237998B1 (de) * 1999-11-18 2004-07-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur wiedergewinnung von polyestern oder polyestergemischen
US6270330B1 (en) * 2000-07-06 2001-08-07 Shao-Szu Cheng Waste foamed polystyrene material reclaiming system
EP1325066B1 (en) 2000-10-11 2005-01-19 Resource Recovery Technologies, Inc. Polystyrene reclamation process
KR20050058506A (ko) * 2002-08-28 2005-06-16 제이에프이 엔지니어링 가부시키가이샤 발포 스티롤 수지의 재생방법
CA2435144C (en) * 2003-07-15 2010-06-15 Beaver Plastics Ltd. Top dressing for seedling containers
WO2007052366A1 (ja) * 2005-11-04 2007-05-10 Masao Umemoto 発泡スチロールの減容回収方法及び装置
CN110325289B (zh) * 2016-12-28 2022-04-08 沙特基础工业全球技术公司 从吹扫气流中回收溶剂
EP4192628A1 (en) * 2020-08-07 2023-06-14 Apk Ag Method for plastic pre-treatment and solvent-based plastic recycling

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA617788A (en) * 1961-04-04 W. E. Townsend Leonard Recovery of synthetic resins
DE1191956B (de) * 1962-08-13 1965-04-29 Bayer Ag Verfahren zum Eindampfen von Loesungen von Kunststoffen in organischen Loesungsmitteln
DE1251952B (de) * 1962-11-02 1967-10-12 Mobay Chemical Company, Pitts burgh, Pa (V St A) Verfahren zur Gewinnung von Polycarbonaten
US3696058A (en) * 1971-06-10 1972-10-03 Du Pont Process for polymer recovery
JPS5714293B2 (cg-RX-API-DMAC7.html) * 1974-06-13 1982-03-24
JPS5120158A (en) * 1974-08-09 1976-02-18 Mitsui Mining & Smelting Co Kongobutsuno shoriho
DE2516562C2 (de) * 1975-04-16 1985-03-21 Basf Ag, 6700 Ludwigshafen Verwendung der Inhaltsstoffe der Abwässer von Styrolperlpolymerisationen zur Herstellung von Fibrillen
FR2337164A1 (fr) * 1976-01-05 1977-07-29 Solvay Procede pour la recuperation de dechets de polychlorure de vinyle
SE7703084L (sv) * 1977-03-17 1978-09-04 Josef Kubat Forfarande for separation och atervinning av polystyren
JPS543172A (en) * 1977-06-09 1979-01-11 Hirokazu Totsuka Method of regenerating waste plastic film and thin plastic mold goods
JPS587659B2 (ja) * 1977-11-18 1983-02-10 三井フロロケミカル株式会社 含フッ素樹脂粉末から混入異物を除去する方法

Also Published As

Publication number Publication date
EP0115051A2 (en) 1984-08-08
AU2258983A (en) 1984-06-28
JPS59115811A (ja) 1984-07-04
US4517312A (en) 1985-05-14
EP0115051A3 (en) 1984-09-05
JPS6261229B2 (cg-RX-API-DMAC7.html) 1987-12-21

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry