EP 1007508 A1 20000614 - METHOD FOR PRODUCING FATTY ACID POLYGLYCOL ESTER SULPHATES
Title (en)
METHOD FOR PRODUCING FATTY ACID POLYGLYCOL ESTER SULPHATES
Title (de)
VERFAHREN ZUR HERSTELLUNG VON FETTSÄUREPOLYGLYCOLESTERSULFATEN
Title (fr)
PROCEDE DE PREPARATION DE SULFATES D'ESTER DE POLYGLYCOL D'ACIDE GRAS
Publication
Application
Priority
- DE 19736906 A 19970825
- EP 9805209 W 19980817
Abstract (en)
[origin: DE19736906A1] The invention relates to a method for producing fatty acid polyglycol ester sulphates of formula (I) R<1>COO(AO)nSO3M, wherein R<1>CO represents a linear or branched, aliphatic, saturated and/or unsaturated acyl radical with 6 to 22 carbon atoms, AO represents CH2CH2O, CHCH3CH2O and/or CH2CHCH3O, n represents numbers from 0.5 to 5 and M represents a cation, by sulfation of fatty acid polyglycol esters followed by neutralisation. The inventive method is characterised in that the entire neutralisation process is carried out at a pH of 5 to 9.
IPC 1-7
IPC 8 full level
C07C 67/26 (2006.01); C07C 303/24 (2006.01); C07C 305/10 (2006.01); C08G 65/26 (2006.01); C11D 1/28 (2006.01); C11D 1/29 (2006.01); C11D 1/37 (2006.01); C11D 1/65 (2006.01); C11D 1/83 (2006.01); C11D 1/86 (2006.01); C11D 1/94 (2006.01); C11D 3/12 (2006.01); C11D 3/20 (2006.01); C11D 3/22 (2006.01); C11D 10/04 (2006.01); C11D 17/00 (2006.01); C11D 17/06 (2006.01); C11D 1/04 (2006.01); C11D 1/14 (2006.01); C11D 1/16 (2006.01); C11D 1/52 (2006.01); C11D 1/66 (2006.01); C11D 1/72 (2006.01); C11D 1/90 (2006.01)
CPC (source: EP US)
C07C 67/26 (2013.01 - EP US); C08G 65/2615 (2013.01 - EP US); C08G 65/2672 (2013.01 - EP US); C11D 1/28 (2013.01 - EP US); C11D 1/37 (2013.01 - EP US); C11D 1/65 (2013.01 - EP US); C11D 1/83 (2013.01 - EP US); C11D 1/86 (2013.01 - EP US); C11D 1/94 (2013.01 - EP US); C11D 3/128 (2013.01 - EP US); C11D 3/2082 (2013.01 - EP US); C11D 3/2086 (2013.01 - EP US); C11D 3/222 (2013.01 - EP US); C11D 10/04 (2013.01 - EP US); C11D 10/042 (2013.01 - EP US); C11D 17/003 (2013.01 - EP US); C11D 17/006 (2013.01 - EP US); C11D 17/065 (2013.01 - EP US); C11D 1/04 (2013.01 - EP US); C11D 1/146 (2013.01 - EP US); C11D 1/16 (2013.01 - EP US); C11D 1/29 (2013.01 - EP US); C11D 1/523 (2013.01 - EP US); C11D 1/525 (2013.01 - EP US); C11D 1/662 (2013.01 - EP US); C11D 1/72 (2013.01 - EP US); C11D 1/90 (2013.01 - EP US)
C-Set (source: EP US)
Citation (search report)
See references of WO 9910319A1
Designated contracting state (EPC)
DE ES FR IT
DOCDB simple family (publication)
DE 19736906 A1 19990304; AU 9435498 A 19990316; EP 1007508 A1 20000614; JP 2001514166 A 20010911; US 6235913 B1 20010522; WO 9910319 A1 19990304
DOCDB simple family (application)
DE 19736906 A 19970825; AU 9435498 A 19980817; EP 9805209 W 19980817; EP 98947432 A 19980817; JP 2000507649 A 19980817; US 48641300 A 20000522