Method of increasing the delay period of nonwoven webs having de

Details Method of increasing the delay period of nonwoven webs having de Method of increasing the delay period of nonwoven webs having de

1990-03-02

1992-05-19

Lorin, Hubert C.

Plastic and nonmetallic article shaping or treating: processes

With twining, plying, braiding, or textile fabric formation

264211, 26421114, D01F 110

Patent

active

051146460

ABSTRACT:
A method comprising melting a mixture of at least one thermoplastic polyolefin and at least one additive having the general formula, ##STR1## and extruding the resulting melt through a die at a shear rate of from about 50 to about 30,000 sec.sup.-1 and a throughput of no more than about 5.4 kg/cm/hour, in which:

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