(19)

(11)

EP 0 424 446 A1

(12)

(43) Date of publication: 02.05.1991 Bulletin 1991/18 (21) Application number: 89908322.0 (22) Date of filing: 13.07.1989

(51) International Patent Classification (IPC):  C04B 28/ 02( . ) E04F 15/ 16( . ) E04F 15/ 12( . ) (86) International application number: PCT/US1989/003034 (87) International publication number: WO 1990/000530 (25.01.1990 Gazette 1990/03)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 15.07.1988 US 19880219766 (71) Applicants: CONGOLEUM CORPORATION Lawrenceville, NJ 08648 (US) SAPIENZA, Michael A. Yardley, PA 19067 (US)	(72) Inventor: SAPIENZA, Michael, A. Yardley, PA 19067 (US) (74) Representative: Sanderson, Laurence Andrew, et al  SANDERSON & CO. European Patent Attorneys 34, East Stockwell Street Colchester Essex CO1 1ST Colchester Essex CO1 1ST (GB)