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US 2014/0109798 A1Published application
Preparation of cellulose ether powder
AssigneeShin-Etsu Chemical Co., Ltd.
InventorsKazuhisa Hayakawa, Shingo Niinobe, Hironao Saito
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Abstract
Cellulose ether powder is prepared in a safe and easy way by first adding a surfactant solution to surfaces of water-soluble cellulose ether particles, and then adding a tannin solution thereto. The powder thus prepared is free of bitterness and readily dissolvable in cold water without forming clumps.
Claims5
A method for preparing a cellulose ether particle powder, comprising the steps of adding a surfactant solution to surfaces of water-soluble cellulose ether particles, and then adding a tannin solution thereto.
Dependencies are inferred from the claim text.