ES8404321A1 - Un metodo de preparacion de un ester de acido graso de un isetionato metalico alcalino. - Google Patents

Un metodo de preparacion de un ester de acido graso de un isetionato metalico alcalino.

Info

Publication number
ES8404321A1
ES8404321A1 ES520633A ES520633A ES8404321A1 ES 8404321 A1 ES8404321 A1 ES 8404321A1 ES 520633 A ES520633 A ES 520633A ES 520633 A ES520633 A ES 520633A ES 8404321 A1 ES8404321 A1 ES 8404321A1
Authority
ES
Spain
Prior art keywords
isethionates
alkali metal
fatty acyl
isethionate
manufacture
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
ES520633A
Other languages
English (en)
Other versions
ES520633A0 (es
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.)
Unilever NV
Original Assignee
Unilever NV
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 Unilever NV filed Critical Unilever NV
Publication of ES8404321A1 publication Critical patent/ES8404321A1/es
Publication of ES520633A0 publication Critical patent/ES520633A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE ESTERES DE ACIDO GRASO DE UN ISETIONATO METALICO ALCALINO A PARTIR DE ACIDO ETIONICO.CONSISTE EN HACER REACCIONAR UN ACIDO GRASO CON EL ISETIONATO METALICO ALCALINO, EN PRESENCIA DE UN CATALIZADOR DE LA ESTERIFICACION Y DE UNA CANTIDAD SUFICIENTE DE UN ALCALI O DE UNA SAL METALICA ALCALINA DE UN ACIDO CARBOXILICO, PREFERIBLEMENTE UN JABON DE 8 A 18 ATOMOS DE CARBONO APROXIMADAMENTE, DE MANERA QUE EL CITADO ESTER DE ACIDO GRASO PRESENTE UN INDICE DE AMARILLEAMIENTO INFERIOR A 10, APROXIMADAMENTE. EL CATALIZADOR DE ESTERIFICACION UTILIZADO CONTIENEZINC.
ES520633A 1981-06-04 1983-03-15 Un metodo de preparacion de un ester de acido graso de un isetionato metalico alcalino. Granted ES520633A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/270,318 US4369144A (en) 1981-06-04 1981-06-04 Preparation and use of alkali metal isethionates from ethionic acid

Publications (2)

Publication Number Publication Date
ES8404321A1 true ES8404321A1 (es) 1984-04-16
ES520633A0 ES520633A0 (es) 1984-04-16

Family

ID=23030835

Family Applications (2)

Application Number Title Priority Date Filing Date
ES512828A Granted ES512828A0 (es) 1981-06-04 1982-06-03 Un procedimiento para la preparacion de isetionatos de metales alcalinos a partir de acido etionico.
ES520633A Granted ES520633A0 (es) 1981-06-04 1983-03-15 Un metodo de preparacion de un ester de acido graso de un isetionato metalico alcalino.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES512828A Granted ES512828A0 (es) 1981-06-04 1982-06-03 Un procedimiento para la preparacion de isetionatos de metales alcalinos a partir de acido etionico.

Country Status (6)

Country Link
US (1) US4369144A (es)
EP (1) EP0067624B1 (es)
BR (1) BR8203267A (es)
CA (1) CA1165329A (es)
DE (1) DE3267133D1 (es)
ES (2) ES512828A0 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536338A (en) * 1983-11-09 1985-08-20 Lever Brothers Company Process for manufacture of fatty acid esters of hydroxy sulfonates
US5384421A (en) * 1992-08-21 1995-01-24 Hoechst Celanese Corporation Process for making sodium acylisethionates
US5496959A (en) * 1994-05-23 1996-03-05 Hoechst Celanese Corporation Preparation of N-acyl taurates
US6069262A (en) * 1997-10-06 2000-05-30 Finetex, Inc. Fatty acid esters of hydroxyalkyl sulfonate salts and process for producing same
US6362145B1 (en) 2000-11-14 2002-03-26 Clariant International Ltd. Clear soap bar comprising metal catalyst sodium cocoyl isethionate
US7579311B2 (en) * 2007-05-02 2009-08-25 Conopco, Inc. No-strip process for producing bars comprising acyl-isethionate and free fatty acid, and having consumer desirable properties

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810745A (en) * 1955-07-05 1957-10-22 Sun Oil Co Purifying mahogany sulfonic acids
US3243454A (en) * 1962-04-04 1966-03-29 Union Oil Co Process of preparing alkali metal isethionates
US3320292A (en) * 1963-09-05 1967-05-16 Lever Brothers Ltd Preparation of sulfonated fatty acid ester surface-active agents
GB1101238A (en) * 1967-01-18 1968-01-31 Ucb Sa Process for the preparation of ethionic acid

Also Published As

Publication number Publication date
DE3267133D1 (en) 1985-12-05
US4369144A (en) 1983-01-18
CA1165329A (en) 1984-04-10
ES8307728A1 (es) 1983-08-01
BR8203267A (pt) 1983-05-24
ES512828A0 (es) 1983-08-01
EP0067624A1 (en) 1982-12-22
EP0067624B1 (en) 1985-10-30
ES520633A0 (es) 1984-04-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20040601