(19)

(11)

EP 0 533 794 A1

(12)

(43) Date of publication: 31.03.1993 Bulletin 1993/13 (21) Application number: 91911527.0 (22) Date of filing: 31.05.1991

(51) International Patent Classification (IPC):  C08G 18/ 32( . ) C08G 18/ 63( . ) (86) International application number: PCT/US1991/003845 (87) International publication number: WO 1991/019751 (26.12.1991 Gazette 1991/29)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 14.06.1990 US 19900537654 (71) Applicant: DAP PRODUCTS INC. Tipp City, OH 45371-3014 (US)	(72) Inventor: LINDEN, Gary, Lee Centerville, OH 45459 (US) (74) Representative: Warren, Keith Stanley, et al  BARON & WARREN 18 South End Kensington London W8 5BU London W8 5BU (GB)