Patent ID: 7049275

Claim:
A photoresist stripping composition containing at least one oxymethylamine compound having an alkoxymethylamine structure or an alkoxymethylamine structure substituted by an ether linkage-containing substituent, wherein the oxymethylamine compound is represented by the following formula 1: wherein R 1 is alkyl group, hydroxyalkyl group, aryl group, acyl group, alkoxyalkyl group, aminoalkyl group, or ether linkage-containing substituent; R 2 is alkyl group, acyl group, hydroxyalkyl group, aryl group, allyl group, aminoalkyl group, alkoxyalkyl group, hydroxyl group, or amino group; R 3 is alkyl group, acyl group, hydroxyalkyl group, aryl group, allyl group, aminoalkyl group, alkoxyalkyl group, hydroxyl group, or amino group; provided that R 2 and R 3 together with the nitrogen to which R 2 and R 3 are bonded may form a ring structure when each of R 2 and R 3 is a group having 1 to 8 carbon atoms.