发明名称 |
Oil additive having reduced lacquer forming tendencies |
摘要 |
An oil additive, particularly useful for railroad engines having reduced lacquer forming tendencies characterized by a novel alkaline earth phenate in which the normal tendency to form lacquers is reduced by the substitution of electron-donating groups; such as sulfur or tertiary amines for the secondary amine in the structural formula.
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申请公布号 |
US4861504(A) |
申请公布日期 |
1989.08.29 |
申请号 |
US19880148278 |
申请日期 |
1988.01.25 |
申请人 |
ATLANTIC RICHFIELD COMPANY |
发明人 |
CHAO, TAI S. |
分类号 |
C07C215/50;C10M135/24;C10M135/30;C10M159/16 |
主分类号 |
C07C215/50 |
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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