Title:
【発明の名称】エステルクォーツの製造方法
Document Type and Number:
Japanese Patent JP2000512287
Kind Code:
A
Abstract:
PCT No. PCT/EP97/02941 Sec. 371 Date Dec. 8, 1998 Sec. 102(e) Date Dec. 8, 1998 PCT Filed Jun. 6, 1997 PCT Pub. No. WO97/47588 PCT Pub. Date Dec. 18, 1997A process is described for producing ester quats of the formula (I) where X- is an anion of an inorganic or organic acid, Ra is a C1 to C4 alkyl group, Rb and Rc are each, independently of one another, a C1 to C3 alkylene group, and Rd is a C1 to C22 fragment of a saturated and/or unsaturated aliphatic carboxylic acid, m, n, p, and q are integers, m has a value from 1 to 3, n a value from 0 to 3, p a value from 0 to 1, m+n+p=4, and q has the value 1 or, if m=3, n=0, and p=1, the value 2, in which process a quaternary compound of the formula (II) where X-, Ra, Rb, Rc, m, n, p, and q have the above meanings, is esterified, in the presence of an oxo acid of phosphorus and/or one of its alkali or alkaline-earth salts as a catalyst, with a saturated and/or unsaturated C1 to C22 carboxylic acid, alone or in a mixture, while withdrawing water.
Inventors:
Manfred Bergfeld
Hartmut Ahlens
Axel Karstens
Hartmut Ahlens
Axel Karstens
Application Number:
JP50116498A
Publication Date:
September 19, 2000
Filing Date:
June 06, 1997
Export Citation:
Assignee:
Akzo Nobel NAMROSE FENNOTE SHAP
International Classes:
B01J27/16; C07B61/00; C07C213/06; C07C219/06; C07C219/08; (IPC1-7): C07C219/06; B01J27/16; C07C213/06; C07C219/08
Attorney, Agent or Firm:
Toshio Yano (3 outside)