Use of a composition comprising an alkyl or alkylene carbonate for removing the colour from previously dyed keratinous hair fibres without damaging the keratinous hair fibres

A method for removing colour from keratinous hair fibres without damaging the keratinous hair fibres, wherein the keratinous hair fibres have been previously dyed by means of at least one composition for dyeing keratinous hair fibres, the method comprising:

• applying to the previously dyed keratinous fibres a composition comprising at least one alkyl carbonate or at least one alkylene carbonate;
• wherein the at least one composition for dying keratinous fibres comprises:
• at least one (poly)carbodiimide compound;
• and
• at least one colouring agent chosen from pigments, direct dyes and mixtures thereof.