| 摘要 |
PURPOSE:An emulsion type and solution type cutting and grinding oil preventing rotting caused by microorganisms and deterioration in quality, comprising PP, polybutene, or a branched type alkylbenzene as a base oil. CONSTITUTION:The aimed cutting and grinding oil comprising polypropylene polybutene, or a branched type alkylbenzene (preferably 20-100cst viscosity at 40 deg.C) synthesized from the polymer and benzene as a base oil. |
