| 摘要 |
Phosphoric acid esters of poly(2-10) ethyleneoxy n butane 1,4-diols are water soluble compounds which may be used in formulating light to heavy duty water-based metal working fluid compositions. The compounds may be represented as <IMAGE> wherein m, n and z are each 1 or more, p and q together total from 2 to 10 and X is hydrogen or <IMAGE> |
