(19)

(11)

EP 1 246 952 A1

(12)

(43) Date of publication: 09.10.2002 Bulletin 2002/41 (21) Application number: 00975346.8 (22) Date of filing: 24.10.2000

(51) International Patent Classification (IPC)7: C23C 22/00 (86) International application number: PCT/US0029/266 (87) International publication number: WO 0103/2952 (10.05.2001 Gazette 2001/19)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 29.10.1999 US 162455 P (71) Applicant: HENKEL CORPORATION Gulph Mills,Pennsylvania 19406 (US)	(72) Inventor: McCORMICK, David, R. Clawson, MI 48017 (US) (74) Representative: Sanderson, Laurence Andrew  SANDERSON & CO.34, East Stockwell Street ColchesterEssex CO1 1ST ColchesterEssex CO1 1ST (GB)