Evonik Operations Gmbh

Buford Brian Smith

Gamini Ananda Vedage

Khalil Yacoub

Larry Meyers

Eric Theiner

The present invention relates to new alkaline, preferably highly alkaline, cleaning solutions comprising surfactants with improved stability and cleaning performance under such conditions. It further relates to novel surfactants.

Highly stable and alkaline cleaning solutions and soluble surfactant

Amine alkenyl substituted succinimide reaction product compositions including the reaction products of (1) an amine component including at least one multifunctional amine of structure (1): wherein each R is independently H or CHCHCHNH; Ris H, CHCHCHNH, C1-C21 alkyl, or C2-C21 alkenyl; n is 2; and m is 1 or 2 and (2) an alkenyl substituted anhydride. Additive compositions, fuel additives, fuel compositions and methods for reducing deposit formations in a fuel system are also disclosed.

Amine alkenyl substituted succinimide reaction product fuel additives, compositions, and methods

Mannich base compositions include the reaction products of (1) an amine component including at least one multifunctional amine of structure (1): wherein each R is independently H or CHCHCHNH; Ris H, CHCHCHNH, C1-C21 alkyl, or C2-C21 alkenyl; n is 2; and m is 1 or 2, with (2) an alkyl substituted hydroxyaromatic compound, and (3) and aldehyde. The Mannich base compositions are useful for fuel additives and other articles. Additive compositions, fuel additives, fuel compositions and methods for reducing deposit formations in a fuel system are also disclosed.

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Evansville, WI, United States of America

Buford Brian Smith