Patent · US Active

Performic acid on-site generator and formulator

US10729131B2 · kind B2 · utility

1Cited by

50References

25Claims

0Family size

Assignee

ECOLAB USA INC. · US

Inventors

Paul R. Kraus · Apple Valley, US
Benjamin Crew · Saint Paul, US
Junzhong Li · Saint Paul, US
David D. McSherry · Little Canada, US
Ramakrishnan Balasubramanian · Saint Paul, US
Richard Staub · Oronoco, US
Ariel Chatman Kleczewski · Windom, US
Minh Sang Tran · Cambridge, CA
Catherine Hanson · Saint Paul, US
Irwan Yunus · Saint Paul, US
Jeffery D. Breshears · Saint Paul, US
Brian Paul Brunner · Saint Paul, US

Key dates

Filing date	Nov 7, 2018
Grant date	Aug 4, 2020
Priority date	—
Expiry date	Nov 7, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W10/37
WIPO fieldFood chemistry
WIPO sectorChemistry

Abstract

Methods of generating performic acid by contacting aqueous oxidizing agent and aqueous formic acid source in liquid phase are disclosed. A system and apparatus for the in situ production of the performic acid chemistries is further disclosed. In particular, a continuous flow reactor is provided to generate performic acid at variable rates. Methods of employing the oxidizing biocide for various disinfection applications are also disclosed.

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