| 摘要 |
PCT No. PCT/EP96/01851 Sec. 371 Date Nov. 12, 1997 Sec. 102(e) Date Nov. 12, 1997 PCT Filed May 3, 1996 PCT Pub. No. WO96/35815 PCT Pub. Date Nov. 14, 1996The present invention relates to a process for waterproofing leathers, furs and other fibrous materials wherein waterproofing is carried out with conventional water repellents in the presence of dispersing or stabilizing auxiliary agents at pH-values of 3.5 to 5. Alkoxy-groups-containing copolymers, synthetic or natural fatliquors and/or synthetic retanning agents (syntans) are preferably used as dispersing or stabilizing auxiliary agents. |
