JPS51129496A - Novel method for preparing polyoxytetramfthyleneglycol - Google Patents

Novel method for preparing polyoxytetramfthyleneglycol

Info

Publication number
JPS51129496A
JPS51129496A JP5322275A JP5322275A JPS51129496A JP S51129496 A JPS51129496 A JP S51129496A JP 5322275 A JP5322275 A JP 5322275A JP 5322275 A JP5322275 A JP 5322275A JP S51129496 A JPS51129496 A JP S51129496A
Authority
JP
Japan
Prior art keywords
polyoxytetramfthyleneglycol
preparing
novel method
ptg
prepd
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
JP5322275A
Other languages
Japanese (ja)
Other versions
JPS6038411B2 (en
Inventor
Satoshi Maeda
Hajime Kondou
Kensho Okabe
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.)
Hodogaya Chemical Co Ltd
Original Assignee
Hodogaya Chemical 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 Hodogaya Chemical Co Ltd filed Critical Hodogaya Chemical Co Ltd
Priority to JP50053222A priority Critical patent/JPS6038411B2/en
Publication of JPS51129496A publication Critical patent/JPS51129496A/en
Publication of JPS6038411B2 publication Critical patent/JPS6038411B2/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
    • 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
    • C08G65/2642—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 characterised by the catalyst used
    • C08G65/2669—Non-metals or compounds thereof
    • C08G65/2678—Sulfur or compounds thereof
    • 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
    • C08G65/2642—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 characterised by the catalyst used
    • C08G65/2669—Non-metals or compounds thereof
    • C08G65/2684—Halogens or compounds thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)

Abstract

PURPOSE: PTG useful for the manufacture of polyurethanes, etc. is prepd. by polymerizing THF using a catalyst composed of an acid anhydride, oleum and a salt of hydrofluoric acid.
COPYRIGHT: (C)1976,JPO&Japio
JP50053222A 1975-05-06 1975-05-06 Novel method for producing polyoxytetramethylene glycol Expired JPS6038411B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50053222A JPS6038411B2 (en) 1975-05-06 1975-05-06 Novel method for producing polyoxytetramethylene glycol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50053222A JPS6038411B2 (en) 1975-05-06 1975-05-06 Novel method for producing polyoxytetramethylene glycol

Publications (2)

Publication Number Publication Date
JPS51129496A true JPS51129496A (en) 1976-11-11
JPS6038411B2 JPS6038411B2 (en) 1985-08-31

Family

ID=12936785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50053222A Expired JPS6038411B2 (en) 1975-05-06 1975-05-06 Novel method for producing polyoxytetramethylene glycol

Country Status (1)

Country Link
JP (1) JPS6038411B2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4825438A (en) * 1971-07-31 1973-04-03
JPS4928917A (en) * 1972-07-08 1974-03-14
JPS5023499A (en) * 1973-07-02 1975-03-13

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4825438A (en) * 1971-07-31 1973-04-03
JPS4928917A (en) * 1972-07-08 1974-03-14
JPS5023499A (en) * 1973-07-02 1975-03-13

Also Published As

Publication number Publication date
JPS6038411B2 (en) 1985-08-31

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