CA1060480A - Purification de polyoxyalkylene, de polyesters et de polyols thermosensibles - Google Patents

Purification de polyoxyalkylene, de polyesters et de polyols thermosensibles

Info

Publication number
CA1060480A
CA1060480A CA241,262A CA241262A CA1060480A CA 1060480 A CA1060480 A CA 1060480A CA 241262 A CA241262 A CA 241262A CA 1060480 A CA1060480 A CA 1060480A
Authority
CA
Canada
Prior art keywords
polyol
water
solvent
acid
crude
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
CA241,262A
Other languages
English (en)
Inventor
John A. Muzzio
T. John (Jr.)
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.)
BASF Corp
Original Assignee
BASF Wyandotte Corp
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 BASF Wyandotte Corp filed Critical BASF Wyandotte Corp
Application granted granted Critical
Publication of CA1060480A publication Critical patent/CA1060480A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • C07C41/38—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • 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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyethers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA241,262A 1974-12-13 1975-12-08 Purification de polyoxyalkylene, de polyesters et de polyols thermosensibles Expired CA1060480A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53263574A 1974-12-13 1974-12-13

Publications (1)

Publication Number Publication Date
CA1060480A true CA1060480A (fr) 1979-08-14

Family

ID=24122560

Family Applications (1)

Application Number Title Priority Date Filing Date
CA241,262A Expired CA1060480A (fr) 1974-12-13 1975-12-08 Purification de polyoxyalkylene, de polyesters et de polyols thermosensibles

Country Status (4)

Country Link
BE (1) BE836595A (fr)
CA (1) CA1060480A (fr)
DE (1) DE2554228A1 (fr)
FR (1) FR2294202A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4500705A (en) * 1984-01-09 1985-02-19 E. I. Du Pont De Nemours And Company Method for reducing oligomeric cyclic ether content of a polymerizate
GB8700161D0 (en) * 1987-01-06 1987-02-11 Dow Chemical Nederland Preparation of polyether compositions
DE3907911A1 (de) * 1989-03-11 1990-09-13 Bayer Ag Verfahren zur entfernung von katalysatoren aus polyether-polyolen
DE19757709A1 (de) * 1997-12-23 1999-07-01 Basf Ag Verfahren zur Herstellung oxalkylierter Amine

Also Published As

Publication number Publication date
FR2294202B1 (fr) 1979-09-07
DE2554228A1 (de) 1976-06-16
FR2294202A1 (fr) 1976-07-09
BE836595A (fr) 1976-06-14

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