发明名称 |
Additive for use in metal working |
摘要 |
The invention relates to a long chain ammonium polyphosphate and its use as an effective additive in lubricants and/or coolants for metal working under extremely high pressures and temperatures. The polyphosphate chain preferably contains 50 to 1000 phosphorus atoms. Up to 20% of the ammonium groups are replaceable by hydrogen. The additive is preferably added to the lubricant/coolant in a proportion of 0.1 to 30 weight %.
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申请公布号 |
US4268404(A) |
申请公布日期 |
1981.05.19 |
申请号 |
US19790093895 |
申请日期 |
1979.11.13 |
申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
AHLGRIM, MICHAEL;MIETENS, GERHARD;DANY, FRANZ-JOSEF;KANDLER, JOACHIM |
分类号 |
C10M125/24;(IPC1-7):C10M1/10;C10M3/02;C10M3/04;C10M5/04 |
主分类号 |
C10M125/24 |
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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