Paper containing rapid curing melamine-formaldehyde resin compos

Details Paper containing rapid curing melamine-formaldehyde resin compos Paper containing rapid curing melamine-formaldehyde resin compos

1976-12-01

1978-02-28

Kendell, Lorraine T.

Stock material or miscellaneous articles

Composite

Of aldehyde or ketone condensation product

162166, 162167, 260 294R, 260 676R, 427391, 428411, 428537, B32B 2742, C08G 1232

Patent

active

040768961

ABSTRACT:
Paper of at least about 60% .alpha.-cellulose content, a basis weight of about 50-90 pounds per 3000 square foot ream, a pH of about 6.75.+-.0.5 and a Gurley porosity of about 15-25 seconds per 100 c.c. of air having impregnated therein from about 55% to about 65%, by weight, based on the weight of the paper, of a .beta.-staged resin composition comprising

REFERENCES:
patent: 2750355 (1956-06-01), Ledden
patent: 2809954 (1957-10-01), Kazenas
patent: 2917427 (1959-12-01), Bonzagni et al.
patent: 3082190 (1963-03-01), Boldizar
patent: 3159593 (1964-12-01), Morini et al.
patent: 3161561 (1964-12-01), Laurie
patent: 3202635 (1965-08-01), Galinke
patent: 3661672 (1972-05-01), McQuade
patent: 3721651 (1973-03-01), Yates
patent: 3816232 (1974-06-01), Meiser

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