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Claim 1

A PIGMENT DYEING PROCESS WHEREIN THERE ARE APPLIED TO THE MATERIALS TO BE COLORED AQUEOUS DYEING MIXTURES WHICH CONTAIN (A) PIGMENTS, AS PIGMENT BINDING AGENTS, (B) SAPONIFIED GRAFT POLYMERS OF VINYLESTERS OF CARBOXYLIC ACIDS WITH 1 TO 4 CARBON ATOMS ON POLYALKYLENE GLYCOL WITH A MOLECULAR WEIGHT OF 400 TO 1,500,000 AND HAVING FROM 2 TO 4 CARBON ATOMS IN THE ALKYLENE UNITS, THE VINYL ESTER GROUP OF THE GRAFT POLYMERS BEING SAPONIFIED IN AN AMOUNT OF FROM 20 TO 100% CALCULATED ON THE WEIGHT OF THE ESTER GROUPS CONTAINED IN THE GRAFT POLYMERS, AND (C) ESTERFIED AMINOPLAST PRECONDENSATES SELECTED FROM THE GROUP CONSISTING OF PRECONDENSATES OF 1 MOL UREA AND 1 TO 4 MOLS FORMALDEHYDE AND PRECONDENSATES OF 1 MOL MELAMINE WITH 1 TO 6 MOLS FORMALDEHYDE, WHICH METHYLOL GROUPS OF THE PRECONDENSATES ARE ETHERIFIED WITH 1 TO 4 MOLS ALCOHOL CONTAINING 1 TO 4 CARBON ATOMS, AND AS HARDENING AGENT (D) POTENTIALLY ACID COMPOUNDS, AND WHEREING THE TREATED MATERIAL IS HEATED TO A TEMPERATURE OF BETWEEN 90* AND 200*C.