Patent ID: 11898091
Assignee: CLARIANT INTERNATIONAL LTD
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 19:
20. The method according to claim 1, wherein the amphiphile is an amido amine according to one or more of formulae (15), (16) and (17):, wherein
R1,R2, R3, R5 and X− have the meanings given above for formula (1);
R4 is —(CH2)t—;
R6 is hydrogen or an alkyl group having from 1 to 5 carbon atoms;
R7 is hydrogen or an organic moiety having 1 to 20 carbon atoms;
R8 and R9 independently is present or not as hydrogen or an alkyl group having from 1 to 5 carbon atoms;
q is 0 when R3, R8 and R9 are absent; and q is 1, 2 or 3 depending on the presence of one or more of R3, R8 and R9; and
t is 2, 3 or 4.