Product and process for pretreating cellulosic fibres which are then transfer-printed.

摘要

Mixture applicable to cellulosic fibres to which it imparts properties which make them thermoprintable when dry with the aid of sublimable dyes which contain, in the form of an aqueous emulsion, a plasticiser, a cyclic urea methylol derivative, polystyrene, a catalyst for curing the methylol derivative and, if need be, a heat- stable optical brightening agent.