Dried highly fibrillated cellulose fiber
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United States of America Patent
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Dec 29, 2015
Grant Date -
Feb 23, 2012
app pub date -
Aug 20, 2010
filing date -
Aug 20, 2010
priority date (Note) -
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Abstract
A mixture of lyocell fiber and low DP or standard DP cellulose pulp fiber having a Canadian Standard Freeness of 250 mL CSF or less is dried and has a Canadian Standard Freeness of 250 mL CSF or less. The pulp is 10% to 75% of the total weight of fibers in the mixture. Both the dried product and the process of making it are disclosed.
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