cyanoethylation


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cyanoethylation

[¦sī·ə·nō‚e·thə′lā·shən]
(organic chemistry)
A chemical reaction involving the addition of acrylonitrile to compounds with a reactive hydrogen.
(textiles)
Treating cotton fibers with acrylonitrile and caustic soda to improve dyeing, rot-resistance, and strength characteristics.
References in periodicals archive ?
31] modified coir fibers (CFs) using NaOH at concentrations of 5-10%, as well as grafting with methyl methacrylate and cyanoethylation.
APPLICATION: Cyanoethylation is an effective method for improving the dielectric properties of PVA, which can be used as a surface size for electrical insulating paper.
Material (surface) treatments such as acetylation, polymer grafting, cyanoethylation, and impregnation have been applied to yield favorable results (Grozdits and Bibal 1983, Nada and El-Saied 1989, Rowell and Keany 1991, Hassan et al.
In another study of cyanoethylation of wood pulp and cotton results that wood pulp was more reactive because of a lower degree of polymerization (92).
The chemical modification of cellulose fibers surface by acetylation, cyanoethylation, peroxide treatment, iso-cyanates sizing, and so on, as well as the treatment with various coupling agents has been tested to improve wood fiber-matrix adhesion [15].
The effective substitution reactions include acetylation by acetic anhydride and cyanoethylation.