BE750844A - Procede de purification d'acide lactique - Google Patents

Procede de purification d'acide lactique

Info

Publication number
BE750844A
BE750844A BE750844DA BE750844A BE 750844 A BE750844 A BE 750844A BE 750844D A BE750844D A BE 750844DA BE 750844 A BE750844 A BE 750844A
Authority
BE
Belgium
Prior art keywords
lactic acid
purification process
acid purification
lactic
purification
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Usines Chimiques Rhone-Poulenc. Des
Original Assignee
Rhone Poulenc Sa
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 Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Publication of BE750844A publication Critical patent/BE750844A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/27—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids
    • C07C51/275—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids of hydrocarbyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
BE750844D 1969-05-23 1970-05-22 Procede de purification d'acide lactique BE750844A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6916915A FR2044526A5 (xx) 1969-05-23 1969-05-23

Publications (1)

Publication Number Publication Date
BE750844A true BE750844A (fr) 1970-11-23

Family

ID=9034533

Family Applications (1)

Application Number Title Priority Date Filing Date
BE750844D BE750844A (fr) 1969-05-23 1970-05-22 Procede de purification d'acide lactique

Country Status (13)

Country Link
US (1) US3716584A (xx)
JP (1) JPS5035058B1 (xx)
BE (1) BE750844A (xx)
BR (1) BR7019207D0 (xx)
CA (1) CA923505A (xx)
CH (1) CH500933A (xx)
DE (1) DE2025052A1 (xx)
ES (1) ES379970A1 (xx)
FR (1) FR2044526A5 (xx)
GB (1) GB1265595A (xx)
LU (1) LU60963A1 (xx)
NL (1) NL140862B (xx)
SE (1) SE371432B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19632924A1 (de) * 1996-08-16 1998-02-19 Bayer Ag Verfahren zur Isolierung von Hydroxypivalinsäure aus wäßriger Lösung
JP3880175B2 (ja) * 1996-12-20 2007-02-14 三井化学株式会社 乳酸の精製方法
US6111137A (en) * 1996-12-20 2000-08-29 Mitsui Chemicals, Inc. Purification process of lactic acid
US20050209328A1 (en) * 2004-03-19 2005-09-22 Allgood Charles C Alphahydroxyacids with ultra-low metal concentration

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US924494A (en) * 1907-11-25 1909-06-08 Chem Fab Florsheim Dr H Noerdlinger Process of preparing pure lactic acid.
GB907322A (en) * 1958-07-10 1962-10-03 Bowmans Chemicals Ltd Purification and esterification of lactic acid

Also Published As

Publication number Publication date
DE2025052A1 (de) 1970-12-10
BR7019207D0 (pt) 1973-01-04
JPS5035058B1 (xx) 1975-11-13
CH500933A (fr) 1970-12-31
FR2044526A5 (xx) 1971-02-19
NL140862B (nl) 1974-01-15
US3716584A (en) 1973-02-13
ES379970A1 (es) 1972-09-01
LU60963A1 (xx) 1971-06-29
SE371432B (xx) 1974-11-18
NL7007134A (xx) 1970-11-25
GB1265595A (xx) 1972-03-01
CA923505A (en) 1973-03-27

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