Amino-deoxy cellulose of up to 3 % nitrogen content was synthesized by a new method in which cellulose pyridinium sulfate was treated with ammonia in ethanol under mild conditions.
The crosslinking of viscose rayon staple fibers with bis-tI-isocyanatoethyl disulfide (BIED) in dimethylformamide at 80°C was studied. From the sulfur contents of the product (DTV) and its reduction product
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