Process for seaming coated cellulose webs

Details Process for seaming coated cellulose webs Process for seaming coated cellulose webs

1985-09-09

1987-12-15

Gallagher, John J.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

53469, 1381181, 156 83, 156182, 156203, 1563086, 156319, 156325, 426138, 426140, 493269, B29C 5300, C09J 502

Patent

active

047131357

ABSTRACT:
A method for seaming flexible cellulose webs, to form a flexible cellulosic laminate structure, by a process which comprises overlapping edges of said cellulosic web, applying therebetween an aqueous zinc chloride solution, heating and pressing together the overlapped edges and retaining at least about 0.002 g/cm.sup.2 or more zinc chloride at the seam of said web and the reuslting seamed webs.

REFERENCES:
patent: 2330446 (1943-09-01), Piazze et al.
patent: 2952550 (1960-09-01), Parlour
patent: 3005728 (1956-10-01), Bridgeford

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