(19)

(11)

EP 0 755 417 A1

(12)

(43) Date of publication: 29.01.1997 Bulletin 1997/05 (21) Application number: 95916360.0 (22) Date of filing: 12.04.1995

(51) International Patent Classification (IPC):  C08J 3/ 12( . ) C09D 5/ 03( . ) C08J 3/ 16( . ) (86) International application number: PCT/US1995/004549 (87) International publication number: WO 1995/028435 (26.10.1995 Gazette 1995/46)

(84) Designated Contracting States: AT BE CH DE DK FR GB IE IT LI LU MC NL SE (30) Priority: 13.04.1994 US 19940227221 (71) Applicant: PPG INDUSTRIES, INC. Pittsburgh Pennsylvania 15272 (US)	(72) Inventors: CHANG, Yeong-Ho Kingsport, TN 37660 (US) JERNIGAN, Joseph, Clark Kingsport, TN 37663 (US) TREECE, Lanney, Calvin Kingsport, TN 37663 (US) (74) Representative: Modiano, Guido, Dr.-Ing., et al  Modiano, Josif, Pisanty & Staub, Baaderstrasse 3 80469 München 80469 München (DE)