Patent · US Active

Negative mass for lead-acid battery electrodes and lead-acid battery including same

US12266783B2 · kind B2 · utility

0Cited by

0References

18Claims

0Family size

Assignees

Clarios Germany GmbH & Co. KG · DE
CPS Technology Holdings LLC · US

Inventors

Frank-Thomas Johns · Sarstedt, DE
Cornelia Brendel · Sarstedt, DE
Kavi G. Loganathan · Glendale, US
Matthew A. Spence · Lindenhurst, US

Key dates

Filing date	Aug 30, 2019
Grant date	Apr 1, 2025
Priority date	—
Expiry date	Jan 14, 2040

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A blended expander formula for use in the preparation of lead acid battery electrodes is disclosed. The mixture comprises fine particle barium sulfate, a first oxylignin, a second oxylignin, and a carbonaceous material. A method, a negative paste, and a negative electrode including the blended expander mixture are also disclosed. A lead-acid absorbent glass mat battery is further disclosed.

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