Bioresistant cellulose ethers

Details Bioresistant cellulose ethers Bioresistant cellulose ethers

1975-11-14

1977-02-22

Griffin, Ronald W.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

536 43, 536 44, 536 91, 536 96, 536 99, C08B 1100, C08B 1108

Patent

active

040093298

ABSTRACT:
Cellulose ethers which are resistant to enzyme catalyzed hydrolysis can be prepared by using a mixture of sodium and lithium hydroxides as the catalysts in conjunction with etherification reagents, such as, epoxides or alkyl halides.

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patent: 2985501 (1961-05-01), Gagarine
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patent: 3567360 (1971-03-01), Pierce et al.
patent: 3709876 (1973-01-01), Glomski et al.
patent: 3761465 (1973-09-01), Callihan
patent: 3769247 (1973-10-01), Glomski et al.
patent: 3873518 (1975-03-01), Strange et al.
Klug et al., Preprints Division of Organic Coatings and Plastics Industry, National Meeting, American Chemical Society, N.Y., N.Y., Aug. (1972), pp. 319-325 (Studies on the Distribution of Substituents in Hydroxyethylcellulose).

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