Process of transfer printing comprising pretreatment with a polyurethane resin mixture

摘要

This invention relates to a process for printing a textile article by heat transfer of sublimable dyes printed with the aid of a transfer paper comprising a pre-treatment of said article with a polyurethane resin, wherein the pre-treatment, prior to the transfer operation proper, consists in coating at least that face of the article intended to be in contact with the transfer paper, with a mixture of polyurethane ester resins, at least one being aromatic, at least another being aliphatic.