CS241409B1 - Method of water/soluble polyerthers' and/or copolyethers' refining or at least limitation - Google Patents

Method of water/soluble polyerthers' and/or copolyethers' refining or at least limitation Download PDF

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Publication number
CS241409B1
CS241409B1 CS83422A CS42283A CS241409B1 CS 241409 B1 CS241409 B1 CS 241409B1 CS 83422 A CS83422 A CS 83422A CS 42283 A CS42283 A CS 42283A CS 241409 B1 CS241409 B1 CS 241409B1
Authority
CS
Czechoslovakia
Prior art keywords
acid
refining
water
catalyst
copolyethers
Prior art date
Application number
CS83422A
Other languages
Czech (cs)
English (en)
Slovak (sk)
Other versions
CS42283A1 (en
Inventor
Ladislav Komora
Vendelin Macho
Eugen Malcovsky
Zdenek Smely
Otakar Karasek
Frantisek Hadobas
Original Assignee
Ladislav Komora
Vendelin Macho
Eugen Malcovsky
Zdenek Smely
Otakar Karasek
Frantisek Hadobas
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 Ladislav Komora, Vendelin Macho, Eugen Malcovsky, Zdenek Smely, Otakar Karasek, Frantisek Hadobas filed Critical Ladislav Komora
Priority to CS83422A priority Critical patent/CS241409B1/cs
Priority to NL8400148A priority patent/NL8400148A/nl
Priority to DE19843401780 priority patent/DE3401780A1/de
Priority to HU84206A priority patent/HU193001B/hu
Priority to IT19236/84A priority patent/IT1173079B/it
Priority to GB08401542A priority patent/GB2135322B/en
Priority to FR8400870A priority patent/FR2539747A3/fr
Priority to DD84259654A priority patent/DD252955A3/xx
Publication of CS42283A1 publication Critical patent/CS42283A1/cs
Publication of CS241409B1 publication Critical patent/CS241409B1/cs

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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
    • C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
CS83422A 1983-01-21 1983-01-21 Method of water/soluble polyerthers' and/or copolyethers' refining or at least limitation CS241409B1 (en)

Priority Applications (8)

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
NL8400148A NL8400148A (nl) 1983-01-21 1984-01-17 Werkwijze voor het zuiveren van polyethers en/of copolyethers met ten minste een beperkte oplosbaarheid in water.
DE19843401780 DE3401780A1 (de) 1983-01-21 1984-01-19 Verfahren zur raffinierung von zumindest begrenzt wasserloeslichen polyethern und/oder copolyethern
HU84206A HU193001B (en) 1983-01-21 1984-01-19 Process for purifying at least restrictedly watersoulble polyethers and/or copolyethers based on ethylene-oxide and/or propylene-oxide
IT19236/84A IT1173079B (it) 1983-01-21 1984-01-19 Procedimento per la purificazione di polieteri e/o copolieteri almeno limitatamente solubili in acqua
GB08401542A GB2135322B (en) 1983-01-21 1984-01-20 A process for purifying at least partially water-soluble polyethers and/or copolyethers
FR8400870A 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
DD84259654A DD252955A3 (de) 1983-01-21 1984-01-27 Verfahren zur reinigung von nur begrenzt im wasser loeslichen polyestern und/oder mischpolyestern

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
CS42283A1 CS42283A1 (en) 1985-08-15
CS241409B1 true CS241409B1 (en) 1986-03-13

Family

ID=5336253

Family Applications (1)

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

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
ES2058048T3 (es) * 1992-03-24 1999-06-16 Dow Chemical Co Nuevo procedimiento de acabado para polieteres hidroxi-funcionales.
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
NL229031A (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
DE3016113A1 (de) * 1980-04-25 1981-10-29 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von polyetherpolyolen
DE3016112A1 (de) * 1980-04-25 1981-11-05 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
DD252955A3 (de) 1988-01-06
GB2135322B (en) 1987-09-30
GB8401542D0 (en) 1984-02-22
IT8419236A0 (it) 1984-01-19
CS42283A1 (en) 1985-08-15
IT1173079B (it) 1987-06-18
NL8400148A (nl) 1984-08-16
DE3401780A1 (de) 1984-07-26
HU193001B (en) 1987-08-28
FR2539747B3 (el) 1984-12-21
GB2135322A (en) 1984-08-30

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