发明名称 |
HAERTBARE POLYESTERURETHANE ZUR HERSTELLUNG VON DIREKT VERZINNBAREN WICKELDRAEHTEN |
摘要 |
<p>A varnish is provided for coating a wire which is directly tinnable. The varnish comprises hardenable polyester urethane having a urethane equivalent weight of 150-850, the polyester being formed as the product of the reaction of a saturated polyester containing at least two hydroxyl functional groups and an aromatic isocyanate containing at least two functional groups of isocyanate and a phenol-free solvent for the polyester urethane. A process for producing this varnish is also provided.</p> |
申请公布号 |
DE2632047(A1) |
申请公布日期 |
1978.01.26 |
申请号 |
DE19762632047 |
申请日期 |
1976.07.16 |
申请人 |
DR. BECK & CO AG |
发明人 |
WENDT,HARTMUT,ING;VON GRUENER,HORST;JANSSEN,HARALD,DR. |
分类号 |
C09D175/06;C08G18/10;C08G18/42;C09D5/25;C09D175/00;H01B3/30;(IPC1-7):C09D3/72 |
主分类号 |
C09D175/06 |
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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