Method and apparatus for making patterned belt bonded material

Details Method and apparatus for making patterned belt bonded material Method and apparatus for making patterned belt bonded material

1987-06-22

1988-11-29

Woo, Jay H.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156209, 156290, 156311, 156498, 156549, 156555, 1565835, B32B 3100

Patent

active

047879475

ABSTRACT:
An apparatus and method for making a strong, high loft, low density nonwoven fabric from a web comprising at least about 5 percent bicomponent fibers, and the fabric formed thereby; wherein the web is superimposed on a first carrier belt, an open mesh belt is superimposed on the web, and the web and belts are caused to travel in a tensioned curvilinear path adjacent a heating means to heat fuse the low melting point component of the conjugate fibers to fibers in the web.

REFERENCES:
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patent: 3405674 (1968-10-01), Coates et al.
patent: 3442740 (1969-05-01), David
patent: 3459627 (1969-08-01), Vosburgh
patent: 3692618 (1972-09-01), Dorschner et al.
patent: 4022643 (1977-05-01), Clark
patent: 4062918 (1977-12-01), Nakanose
patent: 4488928 (1984-12-01), Khan et al.
patent: 4548856 (1985-10-01), Khan et al.

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