| 摘要 |
PCT No. PCT/EP96/05113 Sec. 371 Date May 19, 1998 Sec. 102(e) Date May 19, 1998 PCT Filed Nov. 20, 1996 PCT Pub. No. WO97/19153 PCT Pub. Date May 29, 1997A two-cycle oil composition comprising: (a) 10-20% of a first synthetic ester base stock oil (a copolymer of an alpha-olefin with an ester of a dicarboxylic acid, viscosity 20 to 50 cSt at 100 DEG C.); (b) 18-30% of a second synthetic ester base stock oil (an oxo alcohol of a dicarboxylic acid, viscosity 3 to 10 cSt at 100 DEG C.; (c) 30-40% of a polybutene polymer (Mn 300-1500); (d) 15-25% of a nor liquid solvent (boiling point up to 300 DEG C., flash point of 60 DEG -120 DEG C.); (e) 0.2 to 2.0% of an oil soluble copper compound, and (f) 0 to 5% of other lubricating oil additives.
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