PL114086B1 - Method of manufacture of poly/tetramethylene ether/glycol - Google Patents

Method of manufacture of poly/tetramethylene ether/glycol Download PDF

Info

Publication number
PL114086B1
PL114086B1 PL19704177A PL19704177A PL114086B1 PL 114086 B1 PL114086 B1 PL 114086B1 PL 19704177 A PL19704177 A PL 19704177A PL 19704177 A PL19704177 A PL 19704177A PL 114086 B1 PL114086 B1 PL 114086B1
Authority
PL
Poland
Prior art keywords
carbon atoms
tetrahydrofuran
polymer
reaction
catalyst
Prior art date
Application number
PL19704177A
Other languages
English (en)
Polish (pl)
Other versions
PL197041A1 (pl
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of PL197041A1 publication Critical patent/PL197041A1/xx
Publication of PL114086B1 publication Critical patent/PL114086B1/pl

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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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PL19704177A 1976-03-31 1977-03-30 Method of manufacture of poly/tetramethylene ether/glycol PL114086B1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US67255576A 1976-03-31 1976-03-31
US67255676A 1976-03-31 1976-03-31
US67255776A 1976-03-31 1976-03-31
US75121176A 1976-12-16 1976-12-16
US76751077A 1977-02-14 1977-02-14

Publications (2)

Publication Number Publication Date
PL197041A1 PL197041A1 (pl) 1978-01-02
PL114086B1 true PL114086B1 (en) 1981-01-31

Family

ID=27542063

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19704177A PL114086B1 (en) 1976-03-31 1977-03-30 Method of manufacture of poly/tetramethylene ether/glycol

Country Status (7)

Country Link
BE (1) BE853028A (US20100056889A1-20100304-C00004.png)
DE (2) DE2709280C2 (US20100056889A1-20100304-C00004.png)
FR (1) FR2357591A1 (US20100056889A1-20100304-C00004.png)
GB (1) GB1575529A (US20100056889A1-20100304-C00004.png)
IT (1) IT1104560B (US20100056889A1-20100304-C00004.png)
NL (1) NL184066C (US20100056889A1-20100304-C00004.png)
PL (1) PL114086B1 (US20100056889A1-20100304-C00004.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2964245D1 (en) * 1978-03-16 1983-01-20 Du Pont Polyurethanes prepared with tetrahydrofuran-alkylene oxide polymerizates having low oligomeric cyclic ether content, processes for preparing the same, and articles and fibers of the polyurethanes
FR2429802A1 (fr) * 1978-06-30 1980-01-25 Du Pont Procede perfectionne pour preparer des copolyether glycols a groupes terminaux ester
DE3004328A1 (de) * 1980-02-06 1981-08-13 Bayer Ag, 5090 Leverkusen Polytetrahydrofurane mit acrylat- oder methacrylatendgruppen
DE3013927A1 (de) * 1980-04-11 1981-10-22 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von hydroxylgruppenhaltigen polmeren
US4393199A (en) 1981-05-12 1983-07-12 S R I International Cationic polymerization
DE3410069A1 (de) * 1984-03-20 1985-10-03 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von hydroxylgruppen enthaltenden polymeren
DE4325023A1 (de) * 1993-07-26 1995-02-02 Basf Ag Verfahren zur Herstellung von Polytetrahydrofuran oder Tetrahydrofuran-Alkylenoxid-Copolymeren
DE19527532A1 (de) * 1995-07-27 1997-01-30 Basf Ag Verfahren zur Herstellung von Polyoxytetramethylenglycol
DE19719875A1 (de) * 1997-05-12 1998-11-19 Basf Ag Verfahren zur Polymerisation cyclischer Ether

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1073230A (en) * 1962-11-23 1967-06-21 Eastman Kodak Co Preparation of poly(tetramethylene glycol) and also of elastomeric polyesters formed thereform
JPS5232677B2 (US20100056889A1-20100304-C00004.png) * 1972-12-29 1977-08-23
DE2445961C2 (de) * 1974-09-26 1983-12-01 Basf Ag, 6700 Ludwigshafen Verfahren zur Polymerisation von Tetrahydrofuran

Also Published As

Publication number Publication date
NL184066B (nl) 1988-11-01
DE2709280A1 (de) 1977-10-06
FR2357591A1 (fr) 1978-02-03
NL184066C (nl) 1989-04-03
BE853028A (fr) 1977-09-30
FR2357591B1 (US20100056889A1-20100304-C00004.png) 1981-06-26
PL197041A1 (pl) 1978-01-02
DE2709280C2 (de) 1986-08-21
GB1575529A (en) 1980-09-24
NL7703462A (nl) 1977-10-04
DE2760272C2 (de) 1987-04-16
DE2760272A1 (US20100056889A1-20100304-C00004.png) 1985-05-09
IT1104560B (it) 1985-10-21

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