Patent · US Expired

Phosphoric acid esters of poly(2-10)ethyleneoxy n butane 1,4-diols

US4180532A · kind A · utility

4Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 1978
Grant dateDec 25, 1979
Priority date
Expiry dateJun 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.