Patent · US Expired

Synthetic aqueous based metal working fluid compositions

US4177154A · kind A · utility

11Cited by
4References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 5, 1978
Grant dateDec 4, 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 provide water soluble lubricants suited for formulating light to heavy duty water-based metal working fluid compositions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.