BE752498A - Procede de purification du monoester hydroxypivalique du 2,2-dimethyl-1,3-propanediol - Google Patents

Procede de purification du monoester hydroxypivalique du 2,2-dimethyl-1,3-propanediol

Info

Publication number
BE752498A
BE752498A BE752498DA BE752498A BE 752498 A BE752498 A BE 752498A BE 752498D A BE752498D A BE 752498DA BE 752498 A BE752498 A BE 752498A
Authority
BE
Belgium
Prior art keywords
hydroxypival
monoester
propanediol
purifying
dimethyl
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Basf Ag
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 Ag filed Critical Basf Ag
Publication of BE752498A publication Critical patent/BE752498A/xx

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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE752498D 1969-06-26 1970-06-25 Procede de purification du monoester hydroxypivalique du 2,2-dimethyl-1,3-propanediol BE752498A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1932420A DE1932420C3 (de) 1969-06-26 1969-06-26 Verfahren zur Reinigung von 2,2-Dimethyl-1,3-propandlol-mono-hydroxyplvalinsäureester

Publications (1)

Publication Number Publication Date
BE752498A true BE752498A (fr) 1970-12-28

Family

ID=5738073

Family Applications (1)

Application Number Title Priority Date Filing Date
BE752498D BE752498A (fr) 1969-06-26 1970-06-25 Procede de purification du monoester hydroxypivalique du 2,2-dimethyl-1,3-propanediol

Country Status (6)

Country Link
US (1) US3696005A (xx)
BE (1) BE752498A (xx)
DE (1) DE1932420C3 (xx)
FR (1) FR2053029B1 (xx)
GB (1) GB1304956A (xx)
NL (1) NL7009293A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3432577A1 (de) * 1984-09-05 1986-03-13 Basf Ag, 6700 Ludwigshafen Verfahren zur gewinnung von hydroxypivalinsaeureneopentylglykolester
US5041621A (en) * 1989-09-27 1991-08-20 Eastman Kodak Company Process for the preparation of dihydroxy esters
US5209827A (en) * 1990-10-29 1993-05-11 Eastman Kodak Company Process for the purification of hydroxypivalyl hydroxypivalate
DE19733903A1 (de) * 1997-08-05 1999-02-11 Basf Ag Verfahren zur Gewinnung von Hydroxxpivalinsäureneopentylglykolester (HPN)

Also Published As

Publication number Publication date
GB1304956A (xx) 1973-01-31
FR2053029A1 (xx) 1971-04-16
NL7009293A (xx) 1970-12-29
DE1932420B2 (xx) 1974-11-14
DE1932420C3 (de) 1975-07-03
US3696005A (en) 1972-10-03
DE1932420A1 (de) 1971-01-14
FR2053029B1 (xx) 1973-02-02

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