Method of laser cleaning and bleaching a fiber web

Details Method of laser cleaning and bleaching a fiber web Method of laser cleaning and bleaching a fiber web

1997-04-14

1998-06-16

Diamond, Alan

Bleaching and dyeing; fluid treatment and chemical modification

Bleaching

Wave energy

8102, 811552, 811553, 8444, 19 98, 19296, 19299, 191611, D06L 304

Patent

active

057662665

ABSTRACT:
A method and apparatus for bleaching and cleaning fibers of a fiber web. The method and apparatus includes continuously forming and moving a fiber web through a bleaching and cleaning station. Directing ultraviolet light onto the surface of the fiber web forming a bleaching and cleaning line. Selecting an intensity and frequency for the ultraviolet light sufficient to separate micro trash and dust from the fibers while simultaneously destroying pigment of the fibers. Collecting and removing the micro dust and trash while conveying the fiber web to subsequent fiber processing apparatus.

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A.J. Hall, The Standard Handbook of Textiles, p. 235. (Month unknown), 1975 .

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