Phosphoric acid esters of poly(2-10)ethyleneoxy n butane 1,4-diols
US4180532A · kind A · utility
4Cited by
2References
8Claims
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Key dates
| Filing date | Jun 5, 1978 |
| Grant date | Dec 25, 1979 |
| Priority date | — |
| Expiry date | Jun 5, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.