Bleaching and dyeing; fluid treatment and chemical modification
Chemical modification of textiles or fibers or products thereof
Inventor
active
3-Substituted- 7-dialkylamino-spiro(2H-1-benzopyran-2,3'-(3H)-na
3-Substituted-7-alkoxy-2,2'-Spirobi[2H-1-benzopyrans]
3-Substituted-7-alkoxy-spiro(2H -1-benzopyran-2,3'-(3H)-naphtho(
7-Dimethylamino-3-substituted-2,2'-spirobi[2H-1-benzopyrans]
Alkoxysilane and alkoxysilane terminated polyamic or polyimide l
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