Process of preparing elastomeric thread

Details Process of preparing elastomeric thread Process of preparing elastomeric thread

Filed on

1995-02-08

Date issued

1997-04-01

Examiner

Sergent, Rabon

Patent Class

Synthetic resins or natural rubbers -- part of the class 520 ser

SubClass

Synthetic resins

SubSubClass

From reactant having at least one -n=c=x group as well as...

Other Related Categories

264 83, 264167, 26421114, 26421116, 26421124, 428364, 528 76, 528 80, 528906, C08G 1842, C08G 1848, C08G 1810, B29C 4700

Type

Patent

Status

active

Patent number

056166753

Description

ABSTRACT:
A continuous solventless process for preparing elastomeric polyurethane/urea filaments and fibers in a vertical spinning tower and product prepared therefrom.

REFERENCES:
patent: 2935372 (1960-05-01), Steuber
patent: 3424828 (1969-01-01), Harris et al.
patent: 3453357 (1969-07-01), Logan, Jr.
patent: 3509102 (1970-04-01), Horn et al.
patent: 3607365 (1971-09-01), Lindlof
patent: 3940542 (1976-02-01), Knopf et al.
patent: 4871818 (1989-10-01), Lodoen
patent: 4973647 (1990-11-01), Bretches et al.
patent: 5061426 (1991-10-01), Frauendorf et al.

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