FR2107678A5 - - Google Patents

Info

Publication number
FR2107678A5
FR2107678A5 FR7133180A FR7133180A FR2107678A5 FR 2107678 A5 FR2107678 A5 FR 2107678A5 FR 7133180 A FR7133180 A FR 7133180A FR 7133180 A FR7133180 A FR 7133180A FR 2107678 A5 FR2107678 A5 FR 2107678A5
Authority
FR
France
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
FR7133180A
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 Corp
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 Corp, Kao Soap Co Ltd filed Critical Kao Corp
Application granted granted Critical
Publication of FR2107678A5 publication Critical patent/FR2107678A5/fr
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)
FR7133180A 1970-09-16 1971-09-15 Expired FR2107678A5 (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2107678A5 true FR2107678A5 (fr) 1972-05-05

Family

ID=13734441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7133180A Expired FR2107678A5 (fr) 1970-09-16 1971-09-15

Country Status (8)

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

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
NL7112707A (fr) 1972-03-20
DE2146231A1 (de) 1972-03-23
US3778480A (en) 1973-12-11
DE2146231B2 (de) 1978-01-12
JPS4928917B1 (fr) 1974-07-30
GB1326526A (en) 1973-08-15
CA934895A (en) 1973-10-02
ES395069A1 (es) 1973-12-16

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Legal Events

Date Code Title Description
ST Notification of lapse