Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1976-11-04
1978-09-26
Ives, P. C.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428246, 428421, 428422, 428454, 428448, 428543, 428538, 156 622, 156242, 264113, 264115, 425112, B32B 516, B32B 1704
Patent
active
041171853
ABSTRACT:
A building product comprises a mineral filler and glass fiber bonded together by a polyester resin. A film or layer of a weather resistant fluoroplastic material is attached to a face of the building product by pressing the film or layer into contact with the face during curing of the resin in a mold. A method of manufacturing a building product as above is also described.
REFERENCES:
patent: 2851730 (1958-09-01), Wilhelm et al.
patent: 3197356 (1965-07-01), Campbell
patent: 3228823 (1966-01-01), Usala et al.
patent: 3490969 (1970-01-01), Schiff
patent: 3746610 (1973-07-01), Hoegger
patent: 3850674 (1974-11-01), Clarke, Jr. et al.
patent: 3853442 (1974-12-01), Stemp
Cummins Peter Gerald
Miller Michael George
Sinton Bernard
Ives P. C.
Redland Claddings Limited
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