Process for the treatment of a fibrous sheet obtained by paperma

Details Process for the treatment of a fibrous sheet obtained by paperma Process for the treatment of a fibrous sheet obtained by paperma

1986-01-16

1987-12-01

Page, Thurman K.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

4273899, 427391, 427392, 4273931, 4273934, 428265, 428288, B32B 700, B05D 302

Patent

active

047104228

ABSTRACT:
The invention relates to a treatment process for improving the dimensional stability of a fibrous sheet obtained by papermaking process, and of which at least part of the fibers are cellulosic fibers, said process consisting in impregnating the sheet with a chemical composition containing at least one wetting agent and one binder.

REFERENCES:
patent: 1995623 (1935-03-01), Richter
patent: 2801937 (1957-08-01), Hess
patent: 2898313 (1959-07-01), Ericks
patent: 3884685 (1975-05-01), Green, Jr. et al.
patent: 4045262 (1977-08-01), Enzinger et al.
patent: 4230746 (1980-10-01), Nahta
patent: 4291101 (1981-09-01), Tanizaki
patent: 4341597 (1982-07-01), Andersson
patent: 4487657 (1984-12-01), Gomez

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