发明名称 |
COOLING AGENTS FOR COOLING SYSTEMS IN FUEL CELL DRIVES CONTAINING AZOLE DERIVATIVES |
摘要 |
An antifreeze concentrate for cooling systems in fuel-cell drives which gives ready-to-use aqueous coolant compositions having a conductivity of at most 50 muS/cm, based on alkylene glycols or derivatives thereof and containing one or more five-membered heterocyclic compounds (azole derivatives) having 2 or 3 hetero atoms from the group consisting of nitrogen and sulfur, which contain no or at most one sulfur atom and which may carry a fused aromatic or saturated six-membered ring. |
申请公布号 |
EP1399523(B1) |
申请公布日期 |
2004.11.03 |
申请号 |
EP20020745366 |
申请日期 |
2002.06.06 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
WENDEROTH, BERND;DAMBACH, STEFAN;MESZAROS, LADISLAUS;FIDORRA, UWE |
分类号 |
F01P11/14;C09K5/08;C09K5/20;H01M8/04 |
主分类号 |
F01P11/14 |
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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