Method for the production of easily wetted, water-soluble, powdered at least alkylated non-ionic cellulose ethers
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United States of America Patent
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Apr 22, 2008
Grant Date -
Jun 10, 2004
app pub date -
Apr 12, 2001
filing date -
Apr 12, 2000
priority date (Note) -
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Abstract
The invention relates to a method for the production of at least alkylated, non-ionic cellulose ethers, whereby at least 10% of all hydroxy groups contained therein are alkylated and which may flocculate in water, within a temperature range of 45 to 95.degree. C. The invention is characterized in that at least one surfactant in solid, liquid, or solution form is added to the cellulose for production of the cellulose ether.
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