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US 7,608,710 B2Granted
Cationic surfactants
AssigneeOMNOVA Solutions Inc.
InventorsCharles M. Kausch, Yongsin Kim, Richard R. Thomas, David L. Hardman, Jr.
Life of this patent
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Abstract
A surfactant comprising a polyether segment including at least one pendant alkoxyfluoroalkyl group, and a cationic substituent defined by one of the formulae: or the substituted derivatives thereof.
Claims14
A surfactant comprising:
- a polyether segment including at least one pendant alkoxyfluoroalkyl group;
- and
- a cationic substituent defined by one of the formulae:
- or the substituted derivatives thereof.
1 more element
A method of preparing a cationic surfactant, the method comprising:
- (i) providing an initiator compound including at least one hydroxyl group and at least one halogen atom;
- (ii) initiating the polymerization of cyclic ether monomers with the initiator compound, where the monomers include one or more monomer having a pendant alkoxyfluoroalkyl group to provide a polyether precursor compound;
- (iii) reacting the precursor compound and an amine compound defined by one of the formulae
- as well as the substituted derivatives thereof.
1 more element
Dependencies are inferred from the claim text.