Process and apparatus for forming non-woven webs from highly...

Details Process and apparatus for forming non-woven webs from highly... Process and apparatus for forming non-woven webs from highly...

D - Textiles, Paper

01

D

18/507

D01D 5/26 (2006.01) D04H 1/00 (2006.01) D04H 1/56 (2006.01)

Patent

CA 1224608

Abstract of the Disclosure There is disclosed a process and apparatus for melt blowing at an initial velocity of from 500 to 1000 feet per second a molten thermoplastic condensation polymer at a temperature less than 50°C. above the melting point thereof to form fibers of high molecular orientation, and collecting the fibers to form a non-woven web. In one aspect of the present invention, the fibers are collected on a rotating mandrel one heat treated during collection or subsequent to collection. -- i --

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