Film and nonwoven laminate and method

Details Film and nonwoven laminate and method Film and nonwoven laminate and method

1997-10-16

1999-06-08

Sells, James

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156324, B32B 3100

Patent

active

059102250

ABSTRACT:
A nonwoven porous fabric is laminated to a thermoplastic film, with the film being capable of rendered microporous upon permanent elongation. The film and fabric laminate is then heated and elongated, causing the fabric and film to become thinner and to cause the film layer to become microporous.

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patent: 4878974 (1989-11-01), Kagawa
patent: 5032450 (1991-07-01), Rechlicz et al.
patent: 5036551 (1991-08-01), Dailey et al.

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