Patent ID: 7384463

Claim:
A phase change ink comprising an ink vehicle, wherein the ink vehicle comprises at least one wax and at least one amphiphilic molecule comprising a hydrogen bonding group, wherein the hydrogen bonding group is selected from the group consisting of wherein R 1 , R 2 and R 3 each, independently of the other, is a hydrogen atom, alkyl or acyl group, so long as at least one of R 1 , R 2 and R 3 is a long hydrocarbon chain of from about 2 to 60 methylene units; wherein R 4 , R 5 and R 6 each, independently of the other, is a hydrogen atom or long hydrocarbon chain, so long as at least one of R 4 , R 5 and R 6 is a long hydrocarbon chain of from about 2 to 60 methylene units; and wherein at least R 13 and R 14 each, independently of the other, is a hydrogen atom or an alkyl group, so long as at least one of R 13 and R 14 is a long hydrocarbon chain of from about 2 to 60 methylene units; and wherein R 15 is a long hydrocarbon chain of from about 2 to 60 methylene units or is a sulfur or oxygen atom.