Branched alkyl-aromatic sulfonic acid dispersants for solublizin

Details Branched alkyl-aromatic sulfonic acid dispersants for solublizin Branched alkyl-aromatic sulfonic acid dispersants for solublizin

1998-12-01

2000-04-11

Howard, Jacqueline V.

Colloid systems and wetting agents; subcombinations thereof; pro

Continuous liquid or supercritical phase: colloid systems;...

Primarily organic continuous liquid phase

516909, 562 45, 562 88, 562 91, 106278, 208 48AA, 208265, 208282, C07C 720, C07C30302

Patent

active

060489049

ABSTRACT:
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.

REFERENCES:
patent: 3234297 (1966-02-01), Cohen
patent: 4873025 (1989-10-01), Bolsman
patent: 5186846 (1993-02-01), Brueckmann et al.
patent: 5202056 (1993-04-01), Sung et al.
patent: 5207802 (1993-05-01), Baumann
patent: 5596128 (1997-01-01), Ogata et al.

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