C - Chemistry – Metallurgy – 10 – L
Patent
C - Chemistry, Metallurgy
10
L
44/14
C10L 1/24 (2006.01) C10L 1/14 (2006.01) C10L 1/22 (2006.01)
Patent
CA 1298469
Abstract A cetane improver especially although not exclusively for diesel fuel comprises compounds of the formula: Image wherein n is an integer from 1 to about 8; wherein p1 and p11, independently, is an integer of from 0 to 2; wherein R3, R13, R4 and R14, independently, is H or an alkyl having from 1 to 6 carbon atoms; wherein R2 and R12, independently, is H or a hydrocarbyl having from 1 to about 18 carbon atoms; wherein G1 and G11, independently are a -CN, NO2, ?-X1, ?-X11, ?-X1, ?-X11, Image , Image , S(O)zX1, S(O)zX11, wherein X1 and X11, independently, is H, lower alkyl, OH, OR* where R* is an alkyl having from 1 to 22 carbon atoms, Image wherein R** and R*** is, independently, H or an alkyl having from 1 to 20 carbon atoms; where y is H, a hydrocarbyl having from 1 to about 18 carbon atoms, OH, OR*, Image wherein z is 1 or 2; and wherein R1 and R11, independently is H, or a hydrocarbyl having from 1 to about 18 carbon atoms or said G1; and optionally wherein R1 and R3, R2 and R4, R11 and R13, or R12 and R14, are bonded together, and independently, form a hydrocarbyl substitutent, having a total of from 1 to 18 carbon atoms.
521964
Ridout & Maybee Llp
The Lubrizol Corporation
LandOfFree
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