| abstract |
(57) Summary [Objective] To provide a composition effective as an accelerator when added to an alkali metal hydroxide-based paint stripping bath. [Structure] (a) Formula (R 1 ) (R 2 ) NXN (R 1 ) (R 2 ) {In the formula, R 1 and R 2 are a hydrogen atom, a (lower) alkyl group and CH 2 CH (Y) Selected from the group consisting of O m H groups, Y is a hydrogen atom or a lower alkyl group, m is 1 to 4, and X is a polyoxy (lower) alkylene component}. A composition comprising about 1 part by weight of a polyamine and (b) a mixture of (lower) alkylene glycol (lower) alkyl ether, (lower) alkylene glycol phenyl ether, and 1 to 3 parts by weight of a glycol compound including a mixture thereof. |