发明名称 |
Method for marking mineral oils with amthraquinones |
摘要 |
PCT No. PCT/EP94/00673 Sec. 371 Date Sep. 18, 1995 Sec. 102(e) Date Sep. 18, 1995 PCT Filed Mar. 7, 1994 PCT Pub. No. WO94/21752 PCT Pub. Date Sep. 29, 1994The invention discloses the use of anthraquinones of the formula <IMAGE> where R3 is unsubstituted or substituted C1-C18-alkyl or unsubstituted or substituted phenyl for marking mineral oils. Also disclosed are the marked mineral oils and a method of detecting the anthraquinones in mineral oils.
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申请公布号 |
US5663386(A) |
申请公布日期 |
1997.09.02 |
申请号 |
US19950513871 |
申请日期 |
1995.09.18 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
RAULFS, FRIEDRICH-WILHELM;VAMVAKARIS, CHRISTOS |
分类号 |
C10L1/232;C09B1/50;C09B1/51;C09B1/56;C09B67/22;C09B67/44;C10L1/00;(IPC1-7):C09B1/16 |
主分类号 |
C10L1/232 |
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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