Isoparaffinic lube basestock compositions
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United States of America Patent
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Jul 18, 2000
Grant Date -
N/A
app pub date -
Oct 13, 1998
filing date -
Oct 20, 1997
priority date (Note) -
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Abstract
A liquid hydrocarbon composition, containing paraffinic hydrocarbon components in which the extent of branching, as measured by the percentage of methyl hydrogens (BI), and the proximity of branching, as measured by the percentage of recurring methylene carbons which are four or more carbons removed from an end group or branch (CH.sub.2 >4), are such that: (a) BI-0.5(CH.sub.2 >4)>15; and (b) BI+0.85(CH.sub.2 >4)<45 as measured over said liquid hydrocarbon composition as a whole.
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