Process for melt blowing microfibers of rigid polyurethane havin

Details Process for melt blowing microfibers of rigid polyurethane havin Process for melt blowing microfibers of rigid polyurethane havin

1990-07-10

1992-12-01

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Producing multilayer work or article

156167, 264103, 2642108, 264555, D01F 5098, D04H 300

Patent

active

051678993

ABSTRACT:
Disclosed is a melt-blowing process for producing a fiber of an extrudable polyurethane having a large amount of hard segment, which comprises supplying a polyurethane comprising the reaction product of:

REFERENCES:
patent: 4100324 (1978-07-01), Anderson et al.
patent: 4376834 (1983-03-01), Goldwasser et al.
patent: 4379192 (1983-05-01), Wahlquist et al.
patent: 4567236 (1986-01-01), Goldwasser et al.
patent: 4663222 (1987-05-01), Ohue et al.
patent: 4767825 (1988-08-01), Pazos et al.

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