GB2135322B - A process for purifying at least partially water-soluble polyethers and/or copolyethers - Google Patents

A process for purifying at least partially water-soluble polyethers and/or copolyethers

Info

Publication number
GB2135322B
GB2135322B GB08401542A GB8401542A GB2135322B GB 2135322 B GB2135322 B GB 2135322B GB 08401542 A GB08401542 A GB 08401542A GB 8401542 A GB8401542 A GB 8401542A GB 2135322 B GB2135322 B GB 2135322B
Authority
GB
United Kingdom
Prior art keywords
copolyethers
purifying
partially water
soluble polyethers
polyethers
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
GB08401542A
Other languages
English (en)
Other versions
GB8401542D0 (en
GB2135322A (en
Inventor
Ladislav Komora
Vendelin Macho
Eugen Malcovsky
Zdenek Smely
Otakar Karasek
Frantisek Hadobas
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 GB8401542D0 publication Critical patent/GB8401542D0/en
Publication of GB2135322A publication Critical patent/GB2135322A/en
Application granted granted Critical
Publication of GB2135322B publication Critical patent/GB2135322B/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
    • C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)
  • Polyurethanes Or Polyureas (AREA)
GB08401542A 1983-01-21 1984-01-20 A process for purifying at least partially water-soluble polyethers and/or copolyethers Expired GB2135322B (en)

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 (3)

Publication Number Publication Date
GB8401542D0 GB8401542D0 (en) 1984-02-22
GB2135322A GB2135322A (en) 1984-08-30
GB2135322B true GB2135322B (en) 1987-09-30

Family

ID=5336253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08401542A Expired GB2135322B (en) 1983-01-21 1984-01-20 A process for purifying at least partially water-soluble polyethers and/or copolyethers

Country Status (8)

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

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
DE590131T1 (de) * 1992-03-24 1994-12-22 Dow Chemical Co Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern.
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 (fr) * 1956-05-25
NL229031A (fr) * 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 (fr) * 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
GB8401542D0 (en) 1984-02-22
GB2135322A (en) 1984-08-30
NL8400148A (nl) 1984-08-16
DE3401780A1 (de) 1984-07-26
HU193001B (en) 1987-08-28
IT8419236A0 (it) 1984-01-19
DD252955A3 (de) 1988-01-06
FR2539747B3 (fr) 1984-12-21
IT1173079B (it) 1987-06-18
HUT34047A (en) 1985-01-28
CS42283A1 (en) 1985-08-15
FR2539747A3 (fr) 1984-07-27
CS241409B1 (en) 1986-03-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee