Preparation of cellulose ethers

C - Chemistry – Metallurgy – 08 – B

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C08B 11/20 (2006.01) C08L 1/26 (2006.01)

Patent

CA 1285556

ABSTRACT OF THE DISCLOSURE IMPROVEMENT IN THE PREPARATION OF CELLULOSE ETHERS A process for reducing the dust content of cellulose ethers comprises reacting the cellulose ether with an aggregating agent comprising (1) a polypropylene glycol or a propoxylated alcohol and (2) an ethylene oxide/propylene oxide copolymer.

547569

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