Method for producing nonwoven thermoplastic webs

Details Method for producing nonwoven thermoplastic webs Method for producing nonwoven thermoplastic webs

1994-09-02

1996-04-02

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

Controlling fluid pressure in direct contact with molding...

2642108, 26421114, 264555, B29C 4792, D01D 5098

Patent

active

055037844

ABSTRACT:
A spun-bond apparatus can be operated with additional high-pressure jets at the outlet gap immediately above the collecting belt and below the intermediate passage connecting that gap with the cooling chamber to establish a higher velocity of the filaments which are collected in the nonwoven fabric on the belt.

REFERENCES:
patent: 5034182 (1991-07-01), Sze et al.
patent: 5141700 (1992-08-01), Sze
patent: 5244723 (1993-09-01), Anderson et al.

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