Paper impregnating compositions, impregnated papers and the process of impregnating paper
United States Patent 3020178

Inventors:
Sweeney, Edward J.
Toy, Walter W.
Mclaughlin, Paul J.
Publication Date:
02/06/1962
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Assignee:
ROHM & HAAS
Primary Class:
Other Classes:
427/391, 162/168.200, 162/168.700, 162/168.300, 156/332
International Classes:
D21H17/34; D21H17/43; D21H17/00
US Patent References:
2797206Stable melamine-urea resin syrup
2922732Fiber-reinforced resin-bearing tissues, films or sheets, and articles obtained therefrom