Ciba PERGASOL and PERGABASE ( Dye Stuff) [19 Dec. 2007, 17:05:27]

Ciba PERGASOL liquid direct dyes are usually sodium salts of azo dyes, wich contain several sulphonic or carboxyl groups in order to increase solubility of the Dye Molucule.
Suitable for :
- Dyeing: writing and printing papers, hygiene papers, board, corrugated case materials, special papers.
-Shading white and fluorescent whitened writing and printing papers.

The Ciba PERGABASE ( basic dyes) liquid range is intended for use in the tinting of newsprint/ wood containing papers, although these products can also be used in waste base4d packaging grades.