CPC G01N 31/22 (2013.01) [A24D 3/0204 (2013.01); A24D 3/10 (2013.01); G01N 1/28 (2013.01)] | 18 Claims |
1. A tow band comprising
cellulose acetate fibers having a denier per filament less than 12.5;
wherein the tow band comprises less than 0.1 wt. % titanium dioxide as measured by ashing and titrating and/or by titanium particle count density;
and wherein the tow band has an “L” value from 90 to 100, an “a” value from −1 to 0.5, and a “b” value from 3 to 6 as measured from a dope solution.
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