Patent ID: 7521405

Claim:
A process rinse solution to reduce at least one defect selected from pattern collapse and line width roughness on the surface of a substrate that has been patterned and developed, the solution comprising an aqueous solvent, a non-aqueous solvent, and at least one surfactant selected from the group of surfactants having the formula (IVa), (IVb), (V), (VII), (IXc), (Xa), or (Xd): wherein R, R 1 , R 4 , and R 12 are each independently a straight, a branched, or a cyclic alkyl group having from 3 to 25 carbon atoms; R 5 is a straight, a branched, or a cyclic alkyl group having from 1 to 10 carbon atoms; R 10 is a hydrogen atom or a group represented by the formula R 11 is a straight, a branched, or a cyclic alkyl group having from 4 to 22 carbon atoms; W is a hydrogen atom or an alkynyl group; X and Y are each independently a hydrogen atom or a hydroxyl group; i, m, and n, are each independently a number that ranges from 0 to 20; r and s are each independently 2 or 3; t is a number that ranges from 0 to 2; j is a number that ranges from 1 to 5; and x is a number that ranges from 1 to 6.