| 摘要 |
Phosphate-free reduction bleaching formulation A phosphate-free reduction bleach formulation comprising (a) a reduction bleaching agent and (b) a bleach stabiliser selected from (b1) a citric acid derivative, (b2) a homo- or copolymer of an ethylenically unsaturated mono- or dicarboxylic acid, (b3) a water-soluble magnesium salt and (b4) an alkali metal salt of tetraboric acid. The bleach formulation is suitable for the reduction bleaching of vegetable, animal or synthetic fibres as well as paper. High degrees of whiteness are obtained. The formulation is substantially ecologically compatible. |
