Patent ID: 7056872
Filing Date: 2006-06-06
Classification: C11D,G03F

Abstract:
1. A cleaning solution for removing photoresist material consisting essentially of H 2 O, amine compounds in an amount ranging from 1 to 50 parts by weight to 100 parts by weight of the H 2 O, hydrazine hydrate in an amount ranging from 0.01 to 20 parts by weight to 100 parts by weight of the H 2 O, transition metal-removing material in an amount ranging from 0.01 to 10 parts by weight to 100 parts by weight of the H 2 O, and alkali metal-removing material in an amount ranging from about 0.01 to about 10 parts by weight by weight to 100 parts by weight of the H 2 O.