Compositions containing n-substituted piperazines for electronic manufacturing applications

A composition comprising at least the following components a), b) and c):

• a) at least one N-substituted piperazine selected from the following Structures 1, 2 or a mixture thereof:
• wherein R1 and R2 are each independently a C1-C6 alkylene;
• wherein R3 is a C1-C6 alkylene and R4 is a C1-C6 alkyl
• b) at least one glycol ether selected from the following Structures 3, 4 or a mixture thereof:
• wherein n≥1;
• R1 is hydrogen or an alkyl;
• R2 is hydrogen or an alkyl;
• X is hydrogen or an alkyl or an aryl, when n>1;
• and X is an alkyl or an aryl, when n=1;
• wherein n≥1;
• R1 is hydrogen or an alkyl;
• R2 is hydrogen or an alkyl;
• X is hydrogen or an alkyl or an aryl, when n>1;
• and X is an alkyl or an aryl, when n=1;
• c) water.