(19)

(11)

EP 0 837 901 A1

(12)

(43) Date of publication: 29.04.1998 Bulletin 1998/18 (21) Application number: 96924341.0 (22) Date of filing: 27.06.1996

(51) International Patent Classification (IPC):  C08K 3/ 22( . ) C04B 41/ 48( . ) C08K 5/ 54( . ) C09D 127/ 12( . ) C23C 30/ 00( . ) C03C 17/ 00( . ) C08K 5/ 057( . ) C08L 27/ 12( . ) C23C 28/ 00( . ) C08L 83/ 00( . ) (86) International application number: PCT/US1996/011193 (87) International publication number: WO 1997/001599 (16.01.1997 Gazette 1997/04)

(84) Designated Contracting States: BE DE ES FR GB IT (30) Priority: 28.06.1995 US 19950000571P 09.08.1995 US 19950002054P 14.06.1996 US 19960663821 (71) Applicant: E.I. DU PONT DE NEMOURS AND COMPANY Wilmington Delaware 19898 (US)	(72) Inventors: MICHALCZYK, Michael, Joseph Wilmington, DE 19805-2995 (US) SHARP, Kenneth, George Landenburg, PA 19350-9357 (US) STEWART, Charles, Winfield Newark, DE 19711-2314 (US) (74) Representative: KUHNEN, WACKER & PARTNER  Alois-Steinecker-Strasse 22 85354 Freising 85354 Freising (DE)