Patent · US Active

Two components disinfecting composition containing peracetic acid and chelating agent

US11140896B2 · kind B2 · utility

0Cited by

4References

13Claims

0Family size

Assignee

ECOLAB USA INC. · US

Inventors

Laurence Geret · Pulheim, DE
Michael Decker · Böblingen, DE
Stefan Jäger · Schlüsselfeld, DE

Key dates

Filing date	Feb 26, 2020
Grant date	Oct 12, 2021
Priority date	—
Expiry date	Feb 26, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61L2202/24
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to a disinfectant composition comprising:(A) a peracetic acid-generating component comprising acetic acid, hydrogen peroxide and an organic phosphonic acid; and(B) a stabilizer component comprising an alkaline agent and a chelating agent,wherein the chelating agent is selected from the group consisting of N,N-bis(carboxymethyl)L-glutamic acid, methylglycine diacetic acid, nitrilotriacetic acid, and alkali metal salts thereof, and a mixture of two or more thereof and to the aqueous disinfectant solution obtainable by mixing and diluting components (A) and (B) in water.The invention further relates to a method of disinfecting surface and instruments, particularly flexible endoscopes, using said aqueous disinfectant solution.

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