MAINTENANCE LIQUID FOR INKJET PRINTER

摘要

Disclosed is a maintenance liquid for inkjet printers, which is characterized by containing a solvent selected from glycol ethers represented by the general formulae (1)-(3) below and glycol esters, and having a dissolved oxygen content of from 45 mg/l to 10 mg/l. General formula (1): R<SUB>1</SUB>CO(OR<SUB>2</SUB>)<SUB>X</SUB>RO<SUB>3</SUB> General formula (2): R<SUB>4</SUB>CO(OR<SUB>5</SUB>)<SUB>Y</SUB>OCOR<SUB>6</SUB> General formula (3): R<SUB>7</SUB>(OR<SUB>8</SUB>)<SUB>Z</SUB>OR<SUB>9</SUB> (In the formulae, R<SUB>2</SUB>, R<SUB>5</SUB> and R<SUB>8</SUB> independently represent an ethylene group or a propylene group; R<SUB>1</SUB>, R<SUB>3</SUB>, R<SUB>4</SUB> and R<SUB>6</SUB> independently represent an alkyl group having 1-4 carbon atoms; R<SUB>7</SUB> and R<SUB>9</SUB> independently represent a hydrogen atom or an alkyl group having 1-4 carbon atoms; and X, Y and Z independently represent an integer of 1-4.)