Patent · US Active

Microbicidal composition based on formaldehyde donor compounds and antioxidants

US8084480B2 · kind B2 · utility

1Cited by

9References

6Claims

0Family size

Assignee

Air Liquide Santé (International) · FR

Inventors

Ralf Gradtke · Tornesch, DE
Wolfgang Beilfuss · Hamburg, DE
Klaus Weber · Hamburg, DE
Wolfgang Siegert · Ellerau, DE

Key dates

Filing date	Dec 12, 2008
Grant date	Dec 27, 2011
Priority date	—
Expiry date	Jun 15, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P31/00
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A microbicidal composition and its method of use for preserving technical products such as fuels and lubricants. The composition is made up of at least one formaldehyde donor compound and at least one antioxidant. The antioxidant is either a gallic ester, a phenol derivative, a L-ascorbic acid, including salts and derivatives thereof, a tocopherol or one of its associated derivatives.

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