Method of making non-woven fabrics

Details Method of making non-woven fabrics Method of making non-woven fabrics

1975-04-17

1978-05-09

Kendall, Ralph S.

Plastic and nonmetallic article shaping or treating: processes

Forming articles by uniting randomly associated particles

Autogenously or by activation of dry coated particles

264175, 264119, 264284, 264293, 427278, 428198, B29D 302

Patent

active

040887260

ABSTRACT:
A thermally segmentally bonded non-woven fabric having an attractive pattern of irregular bonds and a process for preparing it using heated patterned calender rolls having thereon surface patterns of lands with depressions between, one consisting of continuous lands and the other of isolated projections arranged in a particular way so that lands which oppose each other in the nip overlap to different extents.

REFERENCES:
patent: 3093502 (1963-06-01), Prelich
patent: 3325302 (1967-06-01), Hosfeld
patent: 3542634 (1970-11-01), Such et al.
patent: 3753826 (1973-08-01), Plummer
patent: 3765974 (1973-10-01), Petersik
patent: 3855046 (1974-12-01), Hansen et al.
patent: 3920874 (1975-11-01), Dempsey
patent: 4005169 (1977-01-01), Cumbers

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