Organomodified silicone fuel additive, compositions, and methods of using the same

A fuel additive package comprising:

• (A) 10-90% by weight of (i) at least one aromatic hydrocarbon or hydrocarbon mixture having a boiling point or a predominant boiling range within the temperature range from 100° C. to 300° C., or (ii) at least one C5- to C12-alkyl nitrate, or (iii) a mixture of (i) and (ii);
• (B) 0.1 to 5% by weight of an organomodified silicone;
• and
• (C) 1 to 40% by weight of a detergent additive, where the sum of all components in the fuel additive package is 100%;
• where the organomodified silicone (B) is the reaction product of (I) with (II) and optionally with (III) in addition to (II) where,
• (I) is a silanic hydrogen containing compound having the formula MaMHbDcDHdTeTHfQg where:
• M=R1R2R3SiO1/2
• MH=R4R5HSiO1/2
• D=R6R7SiO2/2
• DH=R8SiO2/2
• T=R9SiO3/2
• TH=HSiO3/2
• Q=SiO4/2
• where R1, R2, R3, R4, R5, R6, R7, R8, and R9 are each independently selected from the group of monovalent hydrocarbon radicals containing 1 to 60 carbon atoms;
• the subscript a and b may be zero or positive subject to the limitation that when the subscript a is zero, b must be positive or when b is zero, a must be positive and (a+b)=2;
• the subscript c has a value ranging from about 25 to about 400;
• the subscript d has a value ranging from about 5 to about 75;
• the subscript e is zero or positive and has a value ranging from about 0 to about 5 subject to limitation that (e+f)<5;
• the subscript f is zero or positive and has a value ranging from about 0 to about 5 subject to limitation that (e+f)<5;
• the subscript g is zero or positive and has a value ranging from 0 to about 5;
• (II) is an unsaturated compound comprising at least one terminal unsaturated group having the formula CH2═C(R10)(R11)h—O—(R12)i(C2H4O)j(C3H6O)k(C4H8O)lR13 where, R10 is H or a monovalent hydrocarbon radical containing 1 to 6 carbon atoms;
• R11 is a divalent hydrocarbon radical containing 1 to 6 carbons atoms;
• R12 is selected from the group of divalent radical consisting of —C2H4O—, —C3H6O—, and —C4H8O—;
• R13 is H, a monovalent hydrocarbon radical containing) to 6 carbons, or acetyl;
• the subscript h is zero or one;
• the subscript i is zero or one;
• the subscript j is zero or positive and has a value ranging from 0 to about 50 subject to the limitation that (j+k+l)>0;
• the subscript k is zero or positive and has a value ranging from 0 to about 50 subject to the limitation that (j+k+l)>0;
• the subscript l is zero or positive and has a value ranging from 0 to about 20 subject to the limitation that (j+k+l)>0;
• and
• optionally (III) an unsaturated compound comprising at least two unsaturated functional group having the formula CH2═C(R14)—B—(R15)C═CH2, where, R14 and R15 are independently H or a monovalent hydrocarbon radical containing 1 to 6 carbon atoms;
• B is either E, F, or G
• E is (R11)h—O—(R12)i(C2H4O)j(C3H6O)k(C4H8O)l—(R12)—O—(R11)h
• R11 in E is a divalent hydrocarbon radical containing 1 to 6 carbon atoms;
• R12 is chosen from a divalent radical of —C2H4O—, —C3H6O—, or —C4H8O—;
• the subscript h is zero or one;
• the subscript i is zero or one;
• the subscript j is zero or positive and has a value ranging from 0 to about 50 subject to the limitation that (j+k+l)>0;
• the subscript k is zero or positive and has a value ranging from 0 to about 50 subject to the limitation that (j+k+l)>0;
• the subscript l is zero or positive and has a value ranging from 0 to about 50 subject to the limitation that (j+k+l)>0;
• F is a divalent hydrocarbon radical consisting of 1-60 carbons, which can be linear or branched;
• and
• G is a silicon containing compound having a formula (R16)(R17)SiO—((R18)(R19)SiO))m—SiO(R20)(R21) where R16, R17, R18, R19, R20, and R21 are each independently selected from the group of monovalent hydrocarbon radicals containing 1 to 60 carbon atoms;
• and the subscript m is zero or positive and has a value ranging from 0 to about 500.