发明名称 |
Water-soluble cationic oligourethane resins and the use thereof for the treatment of pelts or leather |
摘要 |
This invention relates to water-soluble, cationic hydrophilic oligourethanes free from isocyanate groups and containing methylol groups and to the use thereof for the tanning, pre-tanning or re-tanning of pelts or pre-tanned leather and as dyeing auxiliaries.
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申请公布号 |
US4187074(A) |
申请公布日期 |
1980.02.05 |
申请号 |
US19780934775 |
申请日期 |
1978.08.18 |
申请人 |
BAYER AG |
发明人 |
DIETERICH, DIETER;HEINZE, HELGA;TRAUBEL, HARRO |
分类号 |
C08G18/00;C08G18/08;C08G18/66;C08G18/84;C14C3/18;C14C3/28;D06P5/00 |
主分类号 |
C08G18/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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