CA934895A - Process for polymerization of tetrahydrofuran - Google Patents

Process for polymerization of tetrahydrofuran

Info

Publication number
CA934895A
CA934895A CA122944A CA122944A CA934895A CA 934895 A CA934895 A CA 934895A CA 122944 A CA122944 A CA 122944A CA 122944 A CA122944 A CA 122944A CA 934895 A CA934895 A CA 934895A
Authority
CA
Canada
Prior art keywords
tetrahydrofuran
polymerization
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
CA122944A
Other languages
English (en)
Other versions
CA122944S (en
Inventor
Matsuda Kazuo
Sakai Takeyo
Tanaka Yoshiaki
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.)
Kao Corp
Original Assignee
Kao Soap 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 Kao Soap Co Ltd filed Critical Kao Soap Co Ltd
Application granted granted Critical
Publication of CA934895A publication Critical patent/CA934895A/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
    • C08G65/04—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 only
    • C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
    • C08G65/16—Cyclic ethers having four or more ring atoms
    • C08G65/20—Tetrahydrofuran

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA122944A 1970-09-16 1971-09-15 Process for polymerization of tetrahydrofuran Expired CA934895A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45081007A JPS4928917B1 (xx) 1970-09-16 1970-09-16

Publications (1)

Publication Number Publication Date
CA934895A true CA934895A (en) 1973-10-02

Family

ID=13734441

Family Applications (1)

Application Number Title Priority Date Filing Date
CA122944A Expired CA934895A (en) 1970-09-16 1971-09-15 Process for polymerization of tetrahydrofuran

Country Status (8)

Country Link
US (1) US3778480A (xx)
JP (1) JPS4928917B1 (xx)
CA (1) CA934895A (xx)
DE (1) DE2146231B2 (xx)
ES (1) ES395069A1 (xx)
FR (1) FR2107678A5 (xx)
GB (1) GB1326526A (xx)
NL (1) NL7112707A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371713A (en) * 1980-11-04 1983-02-01 Japan Synthetic Rubber Co., Ltd. Process for the preparation of polyether glycol
JPS58130109U (ja) * 1982-02-26 1983-09-02 三菱電機株式会社 複合材料構造体の接合部構造
JPS5920009U (ja) * 1982-07-28 1984-02-07 伊藤　静 接続具
US5001277A (en) * 1989-02-14 1991-03-19 Arco Chemical Technology, Inc. Polymerization of tetrahydrofuran with fuming sulphuric acid and a complex anion cocatalyst
US5393866A (en) * 1992-11-11 1995-02-28 Mitsubishi Kasei Corporation Method for the production of polytetramethylene ether glycol

Also Published As

Publication number Publication date
JPS4928917B1 (xx) 1974-07-30
GB1326526A (en) 1973-08-15
FR2107678A5 (xx) 1972-05-05
DE2146231A1 (de) 1972-03-23
NL7112707A (xx) 1972-03-20
US3778480A (en) 1973-12-11
DE2146231B2 (de) 1978-01-12
ES395069A1 (es) 1973-12-16

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