(19)

(11)

EP 0 148 848 A1

(12)

(43) Date of publication: 24.07.1985 Bulletin 1985/30 (21) Application number: 84901715.0 (22) Date of filing: 16.04.1984

(51) International Patent Classification (IPC):  C03B 37/ 04( . ) C03B 37/ 095( . ) C03B 37/ 08( . ) (86) International application number: PCT/US1984/000592 (87) International publication number: WO 1985/000356 (31.01.1985 Gazette 1985/03)

(84) Designated Contracting States: AT BE CH DE FR GB LI NL SE (30) Priority: 14.07.1983 US 19830513890 14.07.1983 US 19830513886 14.07.1983 US 19830513894 (71) Applicant: OWENS-CORNING FIBERGLAS CORPORATION Toledo, Ohio 43659 (US)	(72) Inventor: BHATTI, Mohinder, Singh Granville, OH 43023 (US)