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Process for preparing hydroxy ethyl cellulose
2002 (English)Patent (Other (popular science, discussion, etc.))
Abstract [en]

The present invention discloses a new method for cellulose in NaOH / Urea homogeneous hydroxyethyl Preparation hydroxyethylcellulose. The method of the cellulose is completely dissolved in 6wt% sodium hydroxide / 4wt% aqueous solution of urea, and 2-chloroethanol with hydroxyethyl cellulose homogeneous reaction in the aqueous solution used successfully prepared water-soluble hydroxyethyl cellulose. No significant degradation of cellulose occurs in the course of the reaction. This is a new process for the preparation of hydroxyethyl cellulose, low cost, non-polluting, and high product purity, good uniformity.

Place, publisher, year, edition, pages
Univ Wuhan , 2002.
National Category
Paper, Pulp and Fiber Technology
Identifiers
URN: urn:nbn:se:kth:diva-166034OAI: oai:DiVA.org:kth-166034DiVA: diva2:809252
Patent
CN 1149225C (2004-05-12)
Note

QC 20150506

Available from: 2015-04-30 Created: 2015-04-30 Last updated: 2015-05-06Bibliographically approved

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Zhou, Qi

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