ATE260315T1 - Vorrichtung zur zersetzung und rückgewinnung von polyurethanharz - Google Patents

Vorrichtung zur zersetzung und rückgewinnung von polyurethanharz

Info

Publication number
ATE260315T1
ATE260315T1 AT99119083T AT99119083T ATE260315T1 AT E260315 T1 ATE260315 T1 AT E260315T1 AT 99119083 T AT99119083 T AT 99119083T AT 99119083 T AT99119083 T AT 99119083T AT E260315 T1 ATE260315 T1 AT E260315T1
Authority
AT
Austria
Prior art keywords
decomposition
polyurethane resin
reactor
water
compound
Prior art date
Application number
AT99119083T
Other languages
English (en)
Inventor
Katsuhisa Kodama
Kouichi Murayama
Takashi Kumaki
Fumihiko Kasuya
Yoshiyuki Nagase
Masaaki Nakata
Satoshi Nishida
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Application granted granted Critical
Publication of ATE260315T1 publication Critical patent/ATE260315T1/de

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
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/14—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with steam or water
    • 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
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/28—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic compounds containing nitrogen, sulfur or phosphorus
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
    • 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)
  • Processing Of Solid Wastes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Polyurethanes Or Polyureas (AREA)
AT99119083T 1998-11-30 1999-10-01 Vorrichtung zur zersetzung und rückgewinnung von polyurethanharz ATE260315T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP34041698A JP2000159925A (ja) 1998-11-30 1998-11-30 ポリウレタン樹脂の分解回収設備

Publications (1)

Publication Number Publication Date
ATE260315T1 true ATE260315T1 (de) 2004-03-15

Family

ID=18336750

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99119083T ATE260315T1 (de) 1998-11-30 1999-10-01 Vorrichtung zur zersetzung und rückgewinnung von polyurethanharz

Country Status (8)

Country Link
US (1) US6660236B1 (de)
EP (1) EP1006143B1 (de)
JP (1) JP2000159925A (de)
KR (1) KR20000035765A (de)
AT (1) ATE260315T1 (de)
BR (1) BR9905680A (de)
CA (1) CA2289810A1 (de)
DE (1) DE69915007T2 (de)

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JP2001348457A (ja) * 2000-04-04 2001-12-18 Mitsui Takeda Chemicals Inc ポリウレタンの分解方法
US6660779B2 (en) 2000-04-28 2003-12-09 Matsushita Refrigeration Company Method of manufacturing rigid polyurethane foam material, method of manufacturing refrigerator, and refrigerator
JP4505780B2 (ja) * 2001-06-13 2010-07-21 三井化学株式会社 ポリウレタン樹脂の分解回収方法
JP2003012759A (ja) * 2001-07-02 2003-01-15 Matsushita Refrig Co Ltd 硬質ウレタンフォームのリサイクル方法
WO2003016253A1 (de) * 2001-07-24 2003-02-27 Der Grüne Punkt - Duales System Deutschland Ag Verfahren zur gewinnung von chemischen rohstoffen aus polykondensat-und polyadditionsverbindungen
JP4987476B2 (ja) * 2003-09-28 2012-07-25 中国石油化工股▲分▼有限公司 ビスフェノールａの製造方法
US8188154B2 (en) * 2004-11-09 2012-05-29 Sumitomo Bakelite Company, Ltd. Decomposition reaction apparatus, system for producing raw material for recycled resin composition, method for producing raw material for recycled resin composition, raw material for recycled resin composition, and formed article
EP1903026B1 (de) * 2005-07-12 2012-12-26 Kabushiki Kaisha Kobe Seiko Sho Verfahren und gerät zum abbau und zur rückgewinnung von einer isocyanatverbindung
JP4788673B2 (ja) * 2007-06-26 2011-10-05 パナソニック電工株式会社 プラスチックの分解方法
US9932532B2 (en) * 2008-03-11 2018-04-03 Xtrudx Technologies, Inc. Production of biodiesel from oils and fats via supercritical water
US20150147450A1 (en) * 2008-03-11 2015-05-28 Xtrudx Technologies, Inc. Nutritional enhancement of plant tissue via supercritical water
JP5614089B2 (ja) * 2010-04-30 2014-10-29 日立化成株式会社 樹脂複合物の溶解処理装置、及び、樹脂複合物の溶解処理方法
KR101529977B1 (ko) * 2015-01-16 2015-06-18 시엔시피이엘 주식회사 메탈로센 촉매 기반 폴리올레핀 계열의 용액중합 공정의 용매 분리 장치 및 그 방법
CN109320764B (zh) * 2018-09-14 2021-04-06 烟台正海合泰科技股份有限公司 一种工业化纯pu泡沫醇解回收方法及专用回收进料装置
US11542438B1 (en) * 2022-01-14 2023-01-03 Saudi Arabian Oil Company Hydrothermal conversion of plastic to oil
EP4551647A1 (de) * 2022-07-05 2025-05-14 Basf Se Lösungsmittelentfernung in einem verfahren zur wiederverwertung eines oder mehrerer polymere, wie polyurethane, enthalten in einem feststoff
US20250388734A1 (en) * 2022-07-05 2025-12-25 Basf Se A process for recycling one or more polymers, such as polyurethanes, contained in a solid material
JP7420357B1 (ja) 2023-07-14 2024-01-23 株式会社アーケム ポリウレタンフォームのリサイクル方法

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DE1061772B (de) 1957-02-08 1959-07-23 Rhodiaceta Verfahren zur Herstellung von Terephthalsaeure durch Abbau von Polymethylenterephthalaten
US3117940A (en) * 1960-11-14 1964-01-14 Mobay Chemical Corp Method of dissolving polyurethanes
US3225094A (en) 1962-06-15 1965-12-21 Du Pont Preparation of polyamines by steam hydrolysis of polyisocyanate reaction products
US3300417A (en) * 1963-07-02 1967-01-24 Mobay Chemical Corp Polyurethane plastics
GB1047101A (en) 1964-03-23 1966-11-02 Mobay Chemical Corp Recovery of amines
US3632530A (en) * 1967-03-04 1972-01-04 Yokohama Rubber Co Ltd Process for decomposition of a polyurethane resin
US4162995A (en) * 1976-07-01 1979-07-31 Sheratte Martin B Method and composition for reclaiming polyurethane
US4316992A (en) * 1981-02-23 1982-02-23 Ford Motor Company Process for polyol recovery from polyurethane foam comprising alcohol and steam hydrolysis
US4336406A (en) * 1981-02-24 1982-06-22 Ford Motor Company Polyol extraction by high boiling alkanes
MX157433A (es) 1981-06-12 1988-11-23 Celanese Mexicana Sa Procedimiento continuo para la obtencion de acido tereftalico y glicol puros,a partir de desperdicios de tereftalato de polietileno
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US4654443A (en) 1985-03-11 1987-03-31 The Dow Chemical Company Hydrolysis of isocyanate distillation bottoms
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TW358106B (en) * 1997-02-05 1999-05-11 Kobe Steel Ltd Apparatus for and process of hydrolyzing and recycling polyisocyanate derivatives

Also Published As

Publication number Publication date
DE69915007D1 (de) 2004-04-01
JP2000159925A (ja) 2000-06-13
BR9905680A (pt) 2000-08-08
US6660236B1 (en) 2003-12-09
CA2289810A1 (en) 2000-05-30
KR20000035765A (ko) 2000-06-26
EP1006143B1 (de) 2004-02-25
DE69915007T2 (de) 2004-11-25
EP1006143A1 (de) 2000-06-07

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