Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1975-03-06
1977-06-07
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428310, 428313, 428413, 428425, B32B 518
Patent
active
040284778
ABSTRACT:
The present invention provides a process for making a thermosetting resin article which comprises (a) impregnating a compressible opencell sheet with a thermosetting resin (b) applying a fibrous layer to at least one side of the sheet, (c) allowing the assembly to cure. The invention further is directed to thermosetting articles made by this process.
REFERENCES:
patent: 3269887 (1966-08-01), Windecker
patent: 3355535 (1967-11-01), Hahn
patent: 3400196 (1968-09-01), LeRoy
Chant Peter R.
Goppel Johan M.
Bell James J.
Faringer Norris E.
Shell Oil Company
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