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

Claim 15:
16. The method according to claim 1, wherein the amphiphile is an amido amine according to the general formula (13), , wherein
R1, R2, R3, R5 and X− have the general meanings given above for formula (1);
R4 is selected from the group consisting of —(CH2)—, —[(CH2—CHR10)]—, —(CH2—CHR10O)u(CH2)t— and combinations thereof;
R6 is hydrogen or an alkyl group having from 1 to 5 carbon atoms;
R7 is hydrogen or an organic moiety having from 1 to 20 carbon atoms;
R8 is present or not as hydrogen or an alkyl group having from 1 to 5 carbon atoms; with the proviso that when m=0, R8 is not present;
R9 is present or not as hydrogen or an alkyl group having from 1 to 5 carbon atoms; with the proviso that when o=0, R9 is not present;
R10 is an alkyl group having 1 to 4 carbon atoms;
m is 0 or 2,
n is 0 or 1,
o is 0 or 2,
p is 0 or an integer between 1 and 5;
q is 0 or an integer between 1 and 6, but is not more than the sum of n+p
n+p is an integer between 1 and 6;
s is 1, 2 or 3;
t is 2, 3 or 4; and
u is an integer between 1 and 100.