AMINATION OF REGENERATED CELLULOSE WITH HIGHLY SUBSTITUTED STARCHES AND USE OF THE THUS MODIFIED FIBRES
Aminated regenerated cellulose fibres (I) are claimed, which are prepd. by mixing a viscose compsn., alkali cellulose or cellulose soln. with starch ether(s) (II) having a deg. of substitution of 0.1-3, which is etherified with 2-5 C alkylamine(s) (III). In (III), the alkyl gps. may be mono- or di-s...
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Main Authors | , |
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Format | Patent |
Language | English French German |
Published |
09.10.2002
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Summary: | Aminated regenerated cellulose fibres (I) are claimed, which are prepd. by mixing a viscose compsn., alkali cellulose or cellulose soln. with starch ether(s) (II) having a deg. of substitution of 0.1-3, which is etherified with 2-5 C alkylamine(s) (III). In (III), the alkyl gps. may be mono- or di-substd. by OH or OMe and the amino gp. is a prim. or 1-4 C alkyl-substd. sec., tert. or quat. amino or ammonium gp. |
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Bibliography: | Application Number: EP19960914212 |