(19)

(11)

EP 0 650 348 A1

(12)

(43) Date of publication: 03.05.1995 Bulletin 1995/18 (21) Application number: 93917085.0 (22) Date of filing: 09.07.1993

(51) International Patent Classification (IPC):  A01G 1/ 00( . ) A23L 1/ 0528( . ) A61K 9/ 00( . ) A61L 15/ 28( . ) C08B 37/ 14( . ) A01G 31/ 00( . ) A61F 13/ 36( . ) A61L 15/ 00( . ) B65D 65/ 46( . ) C08J 9/ 28( . ) (86) International application number: PCT/US1993/006500 (87) International publication number: WO 1994/002029 (03.02.1994 Gazette 1994/04)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 23.07.1992 US 19920918992 (71) Applicant: FMC CORPORATION Philadelphia, PA 19103 (US)	(72) Inventors: SNOW, William, Curtis Rockland, ME 04841 (US) RENN, Donald, Walter Glen Cove, ME 04846 (US) (74) Representative: Hamilton, Raymond  FMC Corporation (UK) Limited Process Additives Division Tenax Road Trafford Park Manchester M17 1WT Manchester M17 1WT (GB)