Patent ID: 9290584
Filing Date: 2016-03-22
CPC Classification: C08F,C10G,C10L

Claim Text:
1. A method for reducing fouling in a hydrocarbon refining process comprising providing a crude hydrocarbon for a refining process; adding an additive to the crude hydrocarbon, the additive represented by the formula: wherein R R wherein the carbonyl carbon connects to nitrogen, the bond between carbons C p and C q is either a single or double bond, wherein when the bond between carbons C p and C q is a single bond, a hydrogen is attached to each of C p and C q as required by valency; R′ and R″ are independently H or unsubstituted or substituted C 1 -C 4 alkyl or C 1 -C 4 alkenyl, and Z is a bond or unsubstituted or substituted C 1 -C 4 alkylene; R n is an integer from 1 to 10; R R and wherein the —N(R