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PROCESSES FOR IMPROVING HIGH ASPECT RATIO CELLULOSE FILAMENT BLENDS

  • US 20190316293A1
  • Filed: 04/12/2019
  • Published: 10/17/2019
  • Est. Priority Date: 04/12/2018
  • Status: Active Grant
First Claim
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1. A process for improving high aspect ratio cellulose filament blends comprising the steps of:

  • a) providing a blend of cellulose nano-filaments or blend of cellulose micro-filaments;

    b) diluting said blend of cellulose nano-filaments or said blend of cellulose micro-filaments to a target consistency;

    c) fractionating said diluted blend of cellulose nano-filaments or said diluted blend of cellulose micro-filaments into, at least, a high-solids fraction and a low-solids fraction; and

    ,d) collecting said fraction of said diluted blend of cellulose nano-filaments or said diluted blend of cellulose micro-filaments having an average length of greater than at least about 25 μ

    m.

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