CA1061364A - Production of polyetheropolyol - Google Patents

Production of polyetheropolyol

Info

Publication number
CA1061364A
CA1061364A CA237,130A CA237130A CA1061364A CA 1061364 A CA1061364 A CA 1061364A CA 237130 A CA237130 A CA 237130A CA 1061364 A CA1061364 A CA 1061364A
Authority
CA
Canada
Prior art keywords
weight
parts
distillation
active hydrogen
diisocyanate
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
CA237,130A
Other languages
English (en)
French (fr)
Inventor
Akizo Keshi
Katsuhisa Kodama
Ichiro Takemura
Yoshihiko Tairaka
Kunio Yoshinaga
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries 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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Application granted granted Critical
Publication of CA1061364A publication Critical patent/CA1061364A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1808—Catalysts containing secondary or tertiary amines or salts thereof having alkylene polyamine groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2618—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Polyethers (AREA)
CA237,130A 1974-10-07 1975-10-06 Production of polyetheropolyol Expired CA1061364A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49115799A JPS5212238B2 (en, 2012) 1974-10-07 1974-10-07

Publications (1)

Publication Number Publication Date
CA1061364A true CA1061364A (en) 1979-08-28

Family

ID=14671355

Family Applications (1)

Application Number Title Priority Date Filing Date
CA237,130A Expired CA1061364A (en) 1974-10-07 1975-10-06 Production of polyetheropolyol

Country Status (7)

Country Link
US (1) US4032574A (en, 2012)
JP (1) JPS5212238B2 (en, 2012)
CA (1) CA1061364A (en, 2012)
DE (1) DE2544567C2 (en, 2012)
FR (1) FR2287461A1 (en, 2012)
GB (1) GB1472048A (en, 2012)
IT (1) IT1047280B (en, 2012)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4137266A (en) * 1976-09-27 1979-01-30 Olin Corporation Process for toluene diamine recovery
JPS57111309A (en) * 1980-12-29 1982-07-10 Achilles Corp Production of low-density rigid urethane foam
DE3223400A1 (de) * 1982-06-23 1983-12-29 Bayer Ag, 5090 Leverkusen Polyamine, verfahren zur herstellung von polyaminen und deren verwendung zur herstellung von polyurethanen
US4489177A (en) * 1983-12-29 1984-12-18 Olin Corporation Isocyanate-reactive compounds from TDI distillation residue and polyurethanes prepared therefrom
US4480081A (en) * 1983-12-29 1984-10-30 Olin Corporation Isocyanate-reactive compounds from modified TDI distillation residue intermediates and polyurethanes prepared therefrom
US5142052A (en) * 1988-04-22 1992-08-25 Laboratoires Syntex Cationic effect-driven carbinol/amine reaction
US4904704A (en) * 1988-12-22 1990-02-27 The Dow Chemical Company Rigid foams prepared from treated toluene diisocyanate residue
US5506301A (en) * 1993-12-13 1996-04-09 Bayer Corporation Treatment of isocyanate residue
DE19827086A1 (de) * 1998-06-18 1999-12-23 Basf Ag Verfahren zur Aufarbeitung von Destillationsrückständen aus der Synthese von Toluylendiisocyanat
JP5116954B2 (ja) * 2005-07-12 2013-01-09 三井化学株式会社 ポリイソシアネート残渣の濃縮方法、処理方法、濃縮装置および処理装置
JP4705425B2 (ja) 2005-07-12 2011-06-22 三井化学株式会社 ポリイソシアネート残渣の分解装置およびそのスタートアップ方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128310A (en) * 1955-09-09 1964-04-07 Bayer Ag Recovery of amines
US2999873A (en) * 1956-07-09 1961-09-12 Gen Aniline & Film Corp Process for the preparation of organic isocyanates
IT699971A (en, 2012) * 1958-08-15
US3225094A (en) * 1962-06-15 1965-12-21 Du Pont Preparation of polyamines by steam hydrolysis of polyisocyanate reaction products
NL133349C (en, 2012) * 1963-12-30
US3415891A (en) * 1964-02-07 1968-12-10 Takeda Chemical Industries Ltd Stabilization of polyoxyalkylene polyols with ascorbic acid type stabilizer
GB1047101A (en) * 1964-03-23 1966-11-02 Mobay Chemical Corp Recovery of amines
GB1047116A (en) * 1964-03-23 1966-11-02 Mobay Chemical Corp Process for the recovery of amines

Also Published As

Publication number Publication date
JPS5141798A (en, 2012) 1976-04-08
FR2287461B1 (en, 2012) 1980-09-05
GB1472048A (en) 1977-04-27
JPS5212238B2 (en, 2012) 1977-04-05
DE2544567C2 (de) 1984-03-01
IT1047280B (it) 1980-09-10
FR2287461A1 (fr) 1976-05-07
US4032574A (en) 1977-06-28
DE2544567A1 (de) 1976-04-15

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