(19)

(11)

EP 0 906 386 A1

(12)

(43) Date of publication: 07.04.1999 Bulletin 1999/14 (21) Application number: 97926621.0 (22) Date of filing: 16.05.1997

(51) International Patent Classification (IPC):  C11D 1/ 22( . ) C11D 1/ 62( . ) C11D 1/ 66( . ) C11D 1/ 86( . ) C11D 3/ 02( . ) C11D 3/ 12( . ) C11D 3/ 37( . ) C11D 3/ 39( . ) C11D 3/ 50( . ) D06M 13/ 00( . ) C11D 1/ 14( . ) C11D 1/ 52( . ) C11D 1/ 28( . ) C11D 1/ 65( . ) C11D 1/ 835( . ) C11D 3/ 00( . ) C11D 3/ 10( . ) C11D 3/ 20( . ) C11D 3/ 386( . ) C11D 3/ 395( . ) C11D 17/ 00( . ) C11D 1/ 02( . ) C11D 1/ 44( . ) C11D 1/ 72( . ) (86) International application number: PCT/US1997/008545 (87) International publication number: WO 1997/043367 (20.11.1997 Gazette 1997/50)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 17.05.1996 US 19960017884P 17.05.1996 US 19960017883P 17.05.1996 US 19960017886P 31.05.1996 GB 19960011320 18.10.1996 GB 19960021799 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: BROOKER, Alan, Thomas Gosforth, Newcastle upon Tyne NE3 5NE (GB) MOSS, Michael, Alan, John Stocksfield, Northumberland NE43 7DZ (GB) (74) Representative: Peet, Jillian Wendy, et al  Procter & Gamble Technical Centres Limited, Whitley Road, Longbenton Newcastle upon Tyne NE12 9TS Newcastle upon Tyne NE12 9TS (GB)