Patent · US Active

Low-emission formaldehyde donor preparations and use thereof

US8568754B2 · kind B2 · utility

1Cited by

15References

23Claims

0Family size

Assignee

Air Liquide Santé (International) · FR

Inventors

Wolfgang Beilfuss · Hamburg, DE
Ralf Gradtke · Tornesch, DE
Ingo Krull · Kummerfeld, DE
Klaus Weber · Hamburg, DE

Key dates

Filing date	Sep 16, 2003
Grant date	Oct 29, 2013
Priority date	—
Expiry date	Dec 9, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01N47/28
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A preservative and a process for the preparation of a preservative with reduced formaldehyde emission which comprises:

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