C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
253/128
C10M 157/00 (2006.01)
Patent
CA 1064895
ABSTRACT OF THE DISCLOSURE: A composition suitable as a V.I. improver additive for lubricants comprising from 1 to 15% of a vinyl aromatic sequential block copolymer having an Mn in the range 25,000 to 125,000 and containing from 10 to 40% b.w. of the vinyl aromatic component, from 5 to 45% of a polybutene having an Mn in the range 5,000 to 60,000 and the remainder of the composition comprising a solvent neutral base oil, all percentages being by weight.
251947
Na
Orobis Limited
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