JPS5214690A - Method to dissolve the polyurethane resin - Google Patents

Method to dissolve the polyurethane resin

Info

Publication number
JPS5214690A
JPS5214690A JP9131575A JP9131575A JPS5214690A JP S5214690 A JPS5214690 A JP S5214690A JP 9131575 A JP9131575 A JP 9131575A JP 9131575 A JP9131575 A JP 9131575A JP S5214690 A JPS5214690 A JP S5214690A
Authority
JP
Japan
Prior art keywords
dissolve
polyurethane resin
polyurethane
alcoholate
reclaim
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.)
Granted
Application number
JP9131575A
Other languages
Japanese (ja)
Other versions
JPS565410B2 (en
Inventor
Kazuyoshi Sakai
Shigeo Kobayashi
Takeshi Fujita
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.)
DKS Co Ltd
Original Assignee
Dai Ichi Kogyo Seiyaku 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 Dai Ichi Kogyo Seiyaku Co Ltd filed Critical Dai Ichi Kogyo Seiyaku Co Ltd
Priority to JP9131575A priority Critical patent/JPS5214690A/en
Priority to DE2541100A priority patent/DE2541100C3/en
Priority to US05/613,584 priority patent/US4039568A/en
Priority to GB3777775A priority patent/GB1520296A/en
Priority to FR7531279A priority patent/FR2287469A1/en
Publication of JPS5214690A publication Critical patent/JPS5214690A/en
Publication of JPS565410B2 publication Critical patent/JPS565410B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

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

Abstract

PURPOSE: To reclaim polyurethane in foamed or solid state, by decomposing it with a reagent comprising alcoholate and amine.
COPYRIGHT: (C)1977,JPO&Japio
JP9131575A 1974-09-14 1975-07-25 Method to dissolve the polyurethane resin Granted JPS5214690A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP9131575A JPS5214690A (en) 1975-07-25 1975-07-25 Method to dissolve the polyurethane resin
DE2541100A DE2541100C3 (en) 1974-09-14 1975-09-15 Process for the decomposition of polyurethanes
US05/613,584 US4039568A (en) 1974-09-14 1975-09-15 Process for decomposition of polyurethane foam
GB3777775A GB1520296A (en) 1974-09-14 1975-09-15 Process for the docomposition of polyurethane resin
FR7531279A FR2287469A1 (en) 1974-10-11 1975-10-13 Decompsn. of polyurethanes - by heating in presence of alcoholate and opt. alkali

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9131575A JPS5214690A (en) 1975-07-25 1975-07-25 Method to dissolve the polyurethane resin

Publications (2)

Publication Number Publication Date
JPS5214690A true JPS5214690A (en) 1977-02-03
JPS565410B2 JPS565410B2 (en) 1981-02-04

Family

ID=14023022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9131575A Granted JPS5214690A (en) 1974-09-14 1975-07-25 Method to dissolve the polyurethane resin

Country Status (1)

Country Link
JP (1) JPS5214690A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6483656A (en) * 1987-08-26 1989-03-29 Balzers Hochvakuum Method and vacuum painting machine for applying film to base layer
US5730847A (en) * 1993-03-15 1998-03-24 Kabushiki Kaisha Kobeseikosho Arc ion plating device and arc ion plating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6483656A (en) * 1987-08-26 1989-03-29 Balzers Hochvakuum Method and vacuum painting machine for applying film to base layer
US5730847A (en) * 1993-03-15 1998-03-24 Kabushiki Kaisha Kobeseikosho Arc ion plating device and arc ion plating system

Also Published As

Publication number Publication date
JPS565410B2 (en) 1981-02-04

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