Process to produce dried singulated cellulose pulp fibers

Details Process to produce dried singulated cellulose pulp fibers Process to produce dried singulated cellulose pulp fibers

D - Textiles, Paper

21

C

D21C 9/18 (2006.01) C04B 18/24 (2006.01) C08J 3/12 (2006.01) D21C 9/00 (2006.01) D21H 15/04 (2006.01) D21H 17/38 (2006.01) D21H 17/63 (2006.01) F26B 17/10 (2006.01) D21H 11/20 (2006.01) D21H 27/08 (2006.01)

Patent

CA 2399666

This invention provides a dried singulated cellulose pulp fiber product as well as an apparatus and a method for forming singulated and dried fibers. In accordance with the process a feed pulp is delivered to a jet drier. The jet drier singulates and dries the feed pulp. The singulated and dried fibers are collected from the jet drier. The feed pulp may be treated with a treatment substance. The jet drier may be maintained at negative pressure. The product fibers may have low knot count, a low fines count, as well improved kink, curl and twist. The apparatus for carrying out the process may include a pretreatment station for supplying the treatment substance, a pulp feed device designed for pulp, a pulp feed device designed for pulp and foam suspensions, and/or a fiber separation station having a vacuum conveyor.

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