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Direct Dyes on Cotton Grafted with 2-Vinylpyridine and Quaternised with Alkyl Bromides or Epichlorohydrin

The dyeing properties of cotton grafted with 2-vinylpyridine and then quaternised with alkyl bromides or epichlorohydrin were studied under various dyeing conditions, using C.I. Direct Blue 78 and C.I. Direct Yellow 106. The results have been compared with those obtained on unmodified cotton

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