SCHWEFELFARBSTOFFZUBEREITUNGEN SOWIE IHRE HERSTELLUNG
A sulfur dye or sulfurized vat dye is treated in an aqueous reducing medium, preferably an aqueous mixture of alkali and reducing sugar, to form a solution which is then oxidized to form particles of the dye having improved characteristics.
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Main Author | |
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Format | Patent |
Language | German |
Published |
15.03.1997
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | A sulfur dye or sulfurized vat dye is treated in an aqueous reducing medium, preferably an aqueous mixture of alkali and reducing sugar, to form a solution which is then oxidized to form particles of the dye having improved characteristics. |
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Bibliography: | Application Number: AT19920920831T |