Sealable nonwoven web

Details Sealable nonwoven web Sealable nonwoven web

1997-05-07

1999-10-05

Copenheaver, Blaine

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156226, 156276, 156290, 156291, 156295, B31F 5304, B32B 3100

Patent

active

059617632

ABSTRACT:
Disclosed is a process for producing a laminate suited for use in producing disposable absorbent products comprising a nonwoven web formed from randomly dispersed fibers bonded with a crosslinked vinyl acetate/ethylene adhesive and a particulate polymeric absorbent entrapped within the laminate in fixed location by means of adhesively bonding the nonwoven web to itself or to another substrate, the improvement which comprises utilizing a nonwoven web incorporating an acrylic or vinyl acetate/ethylene adhesive having the following characteristics, and further, said nonwoven web adhesively bonded to itself or to another substrate through the crosslinked acrylic or crosslinked vinyl acetate/ethylene adhesive.

REFERENCES:
patent: 3575749 (1971-04-01), Moyer
patent: 4102340 (1978-07-01), Mesek et al.
patent: 4260443 (1981-04-01), Lindsay et al.
patent: 5273596 (1993-12-01), Newkirk
patent: 5370764 (1994-12-01), Alikham
patent: 5415717 (1995-05-01), Perneborn

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