| 摘要 |
<p>A process for improving the adhesion of finishes to oiled and/or hydrophobicized leathers wherein oiled and/or hydrophobicized leathers are treated before prefinishing and/or in the prefinish with aqueous dispersions containing (A) short-chain and/or medium-chain alkyl ether phosphates and (B) finely divided, soft, urea-group-terminated, aliphatic anionic polyurethane dispersions.</p> |
