FR1584881A - Procede d'épuration de l'ester d'acide mono-hydroxypivalique et de dimethyl-2,2 propanediol-1,3 - Google Patents

Procede d'épuration de l'ester d'acide mono-hydroxypivalique et de dimethyl-2,2 propanediol-1,3

Info

Publication number
FR1584881A
FR1584881A FR1584881DA FR1584881A FR 1584881 A FR1584881 A FR 1584881A FR 1584881D A FR1584881D A FR 1584881DA FR 1584881 A FR1584881 A FR 1584881A
Authority
FR
France
Prior art keywords
mono
purification
acid ester
hydroxypivalic acid
dimethyl propanediol
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
Other languages
English (en)
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 SE
Original Assignee
BASF SE
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 SE filed Critical BASF SE
Application granted granted Critical
Publication of FR1584881A publication Critical patent/FR1584881A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/26—Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor
    • G11B19/265—Friction wheel drive
    • 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
    • C07C67/56—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1584881D 1967-10-06 1968-10-03 Procede d'épuration de l'ester d'acide mono-hydroxypivalique et de dimethyl-2,2 propanediol-1,3 Expired FR1584881A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0094829 1967-10-06

Publications (1)

Publication Number Publication Date
FR1584881A true FR1584881A (fr) 1970-01-02

Family

ID=6987815

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1584881D Expired FR1584881A (fr) 1967-10-06 1968-10-03 Procede d'épuration de l'ester d'acide mono-hydroxypivalique et de dimethyl-2,2 propanediol-1,3

Country Status (7)

Country Link
US (1) US3641118A (fr)
JP (1) JPS5116413B1 (fr)
BE (1) BE721861A (fr)
DE (1) DE1643671B1 (fr)
FR (1) FR1584881A (fr)
GB (1) GB1233796A (fr)
NL (1) NL6814186A (fr)

Families Citing this family (3)

* 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
DE19733903A1 (de) * 1997-08-05 1999-02-11 Basf Ag Verfahren zur Gewinnung von Hydroxxpivalinsäureneopentylglykolester (HPN)

Also Published As

Publication number Publication date
US3641118A (en) 1972-02-08
NL6814186A (nl) 1969-04-09
GB1233796A (en) 1971-05-26
BE721861A (fr) 1969-04-04
DE1643671B1 (de) 1971-08-12
JPS5116413B1 (fr) 1976-05-24

Similar Documents

Publication Publication Date Title
BE775252A (fr) Procede de preparation d'acide acrylique
FR2009880A1 (fr) Procede de preparation d'acide acrylique
BE779549A (fr) Procede de purification de l'acide acrylique
BE772277A (fr) Procede de purification de l'acide terephtalique
CH551437A (fr) Procede de preparation d'acides chromone-carboxyliques.
CH472399A (fr) Procédé de préparation de l'ester méthylique de l'acide 9 , 15 -dihydroxyprost-13-énoïque
BE749493A (fr) Procede de preparation d'acides carboxyliques
BE753756A (fr) Procede de preparation d'acide phenylacetique
CH493457A (fr) Procédé de dédoublement de l'acide di-trans-chrysanthémique
FR1521423A (fr) Procédé de purification d'esters lourds
BE756477A (fr) Procede de preparation d'acide polymaleique
FR1584881A (fr) Procede d'épuration de l'ester d'acide mono-hydroxypivalique et de dimethyl-2,2 propanediol-1,3
BE764364A (fr) Procede de preparation d'acide levulinique
OA03880A (fr) Procédé de préparation de nouveaux dérivés fluorés des esters de l'acide phénoxy-isobutyrique.
BE777259A (fr) Procede de separation d'acides gras
FR95292E (fr) Procédé de purification de l'acide téréphtalique.
BE757886A (fr) Procede de preparation de chlorures d'acides n-alkyl-n- (trihalogenomethylthio)-sulfamiques
BE767700A (fr) Procede de preparation d'acide nitrique concentre
CH497382A (fr) Procédé de préparation de nouveaux amides de l'acide eugénique
BE759206A (fr) Procede pour la fabrication de monoester d'acide 2,2-dimethyl -1,3-propane-diol-hydroxypivalique
FR1540761A (fr) Procédé de synthèse de l'acide amino-iminométhane-sulfinique
FR1542706A (fr) Procédé de production de l'acide d-pantoïque ou de la d-pantolactone
BE775781A (fr) Procede de production d'acide 3-thienylacetique
BE751416A (fr) Procede d'obtention d'acide hexanal-6 oique
FR1530378A (fr) Procédé de production d'acide xanthylique par fermentation

Legal Events

Date Code Title Description
ST Notification of lapse