Patent · US Active

Salts of thiophosphoric acids and use thereof in lubricants

US8507419B2 · kind B2 · utility

0Cited by

1References

20Claims

0Family size

Assignees

BASF SE
ILCO Chemikalien GmbH · DE

Inventors

Laszlo Szarvas · Ludwigshafen, DE
Dirk Gerhard · Mannheim, DE
Matthias Volkholz · Erkelenz, DE
Corvin Volkholz · Erkelenz, DE

Key dates

Filing date	Mar 7, 2011
Grant date	Aug 13, 2013
Priority date	—
Expiry date	Jul 28, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10N2040/08
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Salts of the anion of di-, tri- or tetrathiophosphoric acid of the formula I

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