Patent ID: 8680338
Filing Date: 2014-03-25
Classification: C07C,C07D,C09D

Abstract:
1. A method for adjusting pH in an aqueous coating composition having an initial pH less than 7; said method comprising adding to said aqueous coating composition a compound having formula (V) wherein R 2 and R 3 independently are hydrogen, methyl, ethyl, hydroxymethyl, or R 2 and R 3 combine with a carbon to which they are attached to form a five-membered or six-membered saturated carbocyclic ring; R 4 is hydrogen or C 1 -C 4 alkyl; R 5 is hydrogen, methyl, ethyl or hydroxymethyl; R 6 is hydrogen, hydroxyethyl, C 1 -C 10 alkyl or —CH 2 C(R 5 )(N(R 7 ) 2 )CH 2 OH; and R 7 is hydrogen or methyl.