Degreasing composition for treating metal surface
    1.
    发明授权
    Degreasing composition for treating metal surface 失效
    用于处理金属表面的脱脂组合物

    公开(公告)号:US4256601A

    公开(公告)日:1981-03-17

    申请号:US971831

    申请日:1978-12-19

    摘要: A degreasing composition for treating a metal surface in the form of an aqueous solution comprising as an essential ingredient a polynuclear phenol alkoxylate nonionic surfactant of the formula: ##STR1## wherein X is hydrogen atom or hydroxy group; R.sub.1 and R.sub.2 are, the same or different, each hydrogen atom or methyl group; AO is an alkylene oxide group; and n is 3 to 20, and, optionally, a defoaming agent.

    摘要翻译: 一种用于处理水溶液形式的金属表面的脱脂组合物,其包含下式的多核苯酚烷氧基化物非离子表面活性剂作为必要成分:其中X是氢原子或羟基; R 1和R 2各自相同或不同,各个氢原子或甲基; AO是环氧烷基; n为3〜20,可选地为消泡剂。