| 摘要 |
PURPOSE:To obtain a detergent composition very effective for cleaning various electronic components, precision machines, etc., and can substitute for a chlorofluorocarbon detergent or a chlorine-containing detergent. CONSTITUTION:The objective composition contains a hydrocarbon compound represented by the formula: (wherein R1 to R4, which are independent of each other, are hydrogen atoms or 1-4 C alkyl groups; A is a 1-3 C linear or branched alkylene group; and n is 1 or 2). |
