Patent · US Active

Production of disinfecting solutions

US9907305B2 · kind B2 · utility

0Cited by

10References

13Claims

0Family size

Assignee

SOLVAY SA · BE

Inventors

Philippe COEL · Brussels, BE
Pierre Dournel · Brussels, BE
Pierre Miquel · Bourg-la-Reine, FR

Key dates

Filing date	Mar 10, 2017
Grant date	Mar 6, 2018
Priority date	—
Expiry date	Mar 10, 2037

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01N37/36
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A method for the production of a solution of peracetic acid (PAA) containing at most 23 wt % PAA according to which acetic anhydride optionally containing acetic acid (AA) is added in a controlled manner to a diluted solution of hydrogen peroxide, wherein the diluted solution of hydrogen peroxide (H2O2) has a concentration and is used in an amount such that it if the amount of water required to hydrate all of the added acetic anhydride is subtracted therefrom, it still contains in weight, at least 50% (preferably 54%) of water based on the total amount of water and hydrogen peroxide.

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