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 |
US7371334(B2) |
申请公布日期 |
2008.05.13 |
申请号 |
US20030477463 |
申请日期 |
2003.11.12 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
WENDEROTH BERND;DAMBACH STEFAN;MESZAROS LADISLAUS;FIDORRA UWE |
分类号 |
C09K5/00;F01P11/14;C09K5/08;C09K5/20;H01M8/04 |
主分类号 |
C09K5/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|