(19)
(11) EP 1 109 778 A1

(12)

(43) Date of publication:
27.06.2001 Bulletin 2001/26

(21) Application number: 99969086.0

(22) Date of filing: 09.09.1999
(51) International Patent Classification (IPC)7: C07C 303/32, C07C 303/06, C07C 303/20, C07C 309/08, C07C 309/02
(86) International application number:
PCT/EP9906/723
(87) International publication number:
WO 0015/607 (23.03.2000 Gazette 2000/12)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 11.09.1998 EP 98307385

(71) Applicant: SHELL INTERNATIONALE RESEARCHMAATSCHAPPIJ B.V.
2596 HR Den Haag (NL)

(72) Inventors:
  • DEULING, Hendrikus, Hyacinthus
    NL-1031 CM Amsterdam (NL)
  • VAN ZON, Arie
    NL-1031 CM Amsterdam (NL)

   


(54) PROCESS FOR THE PREPARATION OF CALCIUM HYDROXYALKANE SULPHONATES