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Publication of GB1227861ApublicationCriticalpatent/GB1227861A/en
D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H19/00—Coated paper; Coating material
D21H19/36—Coatings with pigments
D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
Enhancing the apparent whiteness of fabrics by applying an effective amount ofan alkali and heat-stable water soluble disazo blue dyestuff, fabric softening and detergent composition therefor