concentrate for the production of a metallbearbeitungs fluid water-based and metallbearbeitungs fluid

摘要

Water-based metal-working fluid which contains a compound represented by the general forumla (I) IMAGE (I) or further contains at least one compound selected from the group consisting of the compounds represented by the general formulae (II), (III) and (IV). IMAGE (II) IMAGE (III) IMAGE (IV) Metal-working fluid of the present invention has a superior spoilage-inhibiting effect.