C - Chemistry – Metallurgy – 10 – C
Patent
C - Chemistry, Metallurgy
10
C
C10C 3/00 (2006.01) B01F 17/02 (2006.01) C07C 7/20 (2006.01) C07C 309/33 (2006.01) C07C 309/37 (2006.01)
Patent
CA 2355196
The present invention is an asphaltene dispersant containing an aromatic, a sulfonic acid head, and an alkyl tail containing 16 carbons or more and at least one branch of a methyl or longer alkyl. Preferably, the aromatic is a fused two ring aromatic and the tail is a two, branched alkyl tail of 30 carbons or longer.
Cette invention se rapporte à un dispersant pour asphaltènes, qui contient une tête d'acide sulphonique aromatique et une queue alkyle présentant 16 atomes de carbone ou davantage et au moins une ramification d'un méthyle ou d'un alkyle plus long. Le groupe aromatique est constitué de préférence par un groupe aromatique à deux anneaux condensés et la queue est constituée par une queue alkyle à deux ramifications de 30 atomes de carbone ou davantage.
Brons Cornelius Hendrick
Jermansen Torris G.
Kennedy Raymond John
Varadaraj Ramesh
Wiehe Irwin Andrew
Borden Ladner Gervais Llp
Exxonmobil Research And Engineering Company
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