FR2539747B3 - - Google Patents

Info

Publication number
FR2539747B3
FR2539747B3 FR8400870A FR8400870A FR2539747B3 FR 2539747 B3 FR2539747 B3 FR 2539747B3 FR 8400870 A FR8400870 A FR 8400870A FR 8400870 A FR8400870 A FR 8400870A FR 2539747 B3 FR2539747 B3 FR 2539747B3
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
FR8400870A
Other languages
French (fr)
Other versions
FR2539747A3 (fr
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.)
VYZK USTAV PETROCHEM
Original Assignee
VYZK USTAV PETROCHEM
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 VYZK USTAV PETROCHEM filed Critical VYZK USTAV PETROCHEM
Publication of FR2539747A3 publication Critical patent/FR2539747A3/fr
Application granted granted Critical
Publication of FR2539747B3 publication Critical patent/FR2539747B3/fr
Granted 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
    • C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
FR8400870A 1983-01-21 1984-01-20 Procede pour purifier les polyethers et/ou des copolyethers ayant au moins une solubilite limitee dans l'eau Granted FR2539747A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS83422A CS241409B1 (en) 1983-01-21 1983-01-21 Method of water/soluble polyerthers' and/or copolyethers' refining or at least limitation

Publications (2)

Publication Number Publication Date
FR2539747A3 FR2539747A3 (fr) 1984-07-27
FR2539747B3 true FR2539747B3 (el) 1984-12-21

Family

ID=5336253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8400870A Granted FR2539747A3 (fr) 1983-01-21 1984-01-20 Procede pour purifier les polyethers et/ou des copolyethers ayant au moins une solubilite limitee dans l'eau

Country Status (8)

Country Link
CS (1) CS241409B1 (el)
DD (1) DD252955A3 (el)
DE (1) DE3401780A1 (el)
FR (1) FR2539747A3 (el)
GB (1) GB2135322B (el)
HU (1) HU193001B (el)
IT (1) IT1173079B (el)
NL (1) NL8400148A (el)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4985551A (en) * 1988-12-29 1991-01-15 Basf Corporation Process for purification of catalysts from polyols using ion exchange resins
RU2089564C1 (ru) * 1992-03-24 1997-09-10 Дзе Дау Кемикал Компани Способ получения гидроксифункциональных полиэфиров
ES2100120B1 (es) * 1994-07-12 1998-04-01 Repsol Quimica Sa Procedimiento discontinuo de intercambio ionico para la purificacion de los polioles polieteres brutos.
PL191594B1 (pl) * 2000-01-18 2006-06-30 Wojciech Balcerowiak Sposób otrzymywania komponentów pakietu dodatków do paliw silnikowych
DE10024313A1 (de) 2000-05-17 2001-11-22 Basf Ag Verfahren zur Abtrennung von Alkalimetallionen aus Alkoxylaten

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE547702A (el) * 1956-05-25
NL108011C (el) * 1957-06-27
GB870457A (en) * 1957-12-23 1961-06-14 Shell Res Ltd Improvements in and relating to the preparation of polyoxyalkylene compounds
US3016404A (en) * 1959-09-28 1962-01-09 Allied Chem Purification of crude alkylene oxide polyether
GB892557A (en) * 1959-12-31 1962-03-28 Ici Ltd Purification process
GB916552A (en) * 1960-04-01 1963-01-23 Ici Ltd Purification of polyethers
GB1054337A (el) * 1963-07-11
US3299151A (en) * 1963-10-08 1967-01-17 Pittsburgh Plate Glass Co Preparation of polyether polyols
GB1116501A (en) * 1965-01-21 1968-06-06 Ici Ltd Process for the purification of polyethers
US3742069A (en) * 1970-07-06 1973-06-26 Ici America Inc Purification of polyglycerols
GB1377486A (en) * 1971-02-16 1974-12-18 Ici Ltd Polyether purification process
DE2854541A1 (de) * 1978-12-16 1980-06-26 Bayer Ag Verfahren zur reinigung nichtionischer emulgatoren
DE3016112A1 (de) * 1980-04-25 1981-11-05 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von polyetherpolyolen
DE3016113A1 (de) * 1980-04-25 1981-10-29 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von polyetherpolyolen
JPS5770124A (en) * 1980-10-20 1982-04-30 Dai Ichi Kogyo Seiyaku Co Ltd Purification of polyether-polyol
DE3107449A1 (de) * 1981-02-27 1982-09-16 Basf Ag, 6700 Ludwigshafen Verfahren zur reinigung von polytetramethylenetherglykolen

Also Published As

Publication number Publication date
FR2539747A3 (fr) 1984-07-27
HUT34047A (en) 1985-01-28
HU193001B (en) 1987-08-28
CS42283A1 (en) 1985-08-15
GB2135322A (en) 1984-08-30
IT8419236A0 (it) 1984-01-19
IT1173079B (it) 1987-06-18
NL8400148A (nl) 1984-08-16
DE3401780A1 (de) 1984-07-26
GB2135322B (en) 1987-09-30
DD252955A3 (de) 1988-01-06
CS241409B1 (en) 1986-03-13
GB8401542D0 (en) 1984-02-22

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Legal Events

Date Code Title Description
ST Notification of lapse