| 摘要 |
<p>1468586 Lubricants; animal and vegetable oils; fuels CIBA-GEIGY AG 24 Sept 1974 [25 Sept 1973] 41461/74 Headings C5F C5C and C5G [Also in Divisions C2 and C3] Lubricants, animal and vegetable derived oils, gasoline, mineral oil and fuel oil are stabilized against the action of heat by incorporation of a compound of the Formula (Ia) when R a is hydrogen or a Group (II) wherein R, R<SP>1</SP> and R<SP>2</SP> are C 1-8 alkyl or C 5-7 cycloalkyl or R<SP>1</SP> and R<SP>2</SP>, together with the benzene ring, form a tetrahydronaphthalene nucleus and R<SP>3</SP> is hydrogen or C 1-7 alkyl, and R b is a Group (II).</p> |
