<p>Lactone/alkylene oxide polymers are useful as demulsifiers to break emulsions, e.g. water-in-oil and oil-in-water emulsions, particularly oilfield emulsions. These polymers are random or block polymer made from addition reactions of a hydroxyl- and/or amine-containing base compound with at least one lactone monomer and at least one alkylene oxide monomer.</p>
申请公布号
EP2611885(A2)
申请公布日期
2013.07.10
申请号
EP20110822371
申请日期
2011.08.25
申请人
BAKER HUGHES INCORPORATED
发明人
HILFIGER, MATTHEW;SQUICCIARINI, MICHAEL, P.;BLUNDELL, CHRISTINE, ANN;STEPIEN, DARRYL, M.;BREEN, PATRICK, J.