C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 309/10 (2006.01) B01F 17/00 (2006.01) C09K 8/584 (2006.01) E21B 43/22 (2006.01)
Patent
CA 2078110
2078110 9115289 PCTABS00007 The present invention relates to a surfactant having general formula (I) in which R3 is C8-12 alkyl, R4 is C2-6 alkyl, A is an alkyleneoxy group derived from an alkylene oxide having 2-3 carbon atoms, p has an average number of from 2 to 6, Y is an alkylene group having 1-3 carbon atoms and optionally containing a hydroxyl group, m1 and m2 is 0 or 1, both m1 and m2 not being 0 at the same time, and r is 0 or 1, or a salt thereof.
Gilje Eimund
Hellberg Per-Erik
Holmberg Krister
Sonesson Clas
Svennberg Stig
Berol Nobel Ab
Blake Cassels & Graydon Llp
Den Norske Stats Oljeselskap A.s.
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