Patent · US Active

Fatliquoring agents for the flame-retardant treatment of leather

US7749409B2 · kind B2 · utility

0Cited by

3References

4Claims

0Family size

Assignees

LANXESS Deutschland GmbH · DE
Trumpler GmbH & Co. Chemische Fabrik · DE

Inventors

Jan-Gerd Hansel · Bensberg, DE
Otto Mauerer · Leichlingen, DE
David Burgess · Worms, DE
Karl-Heinz Wolf · Munich, DE

Key dates

Filing date	Oct 26, 2007
Grant date	Jul 6, 2010
Priority date	—
Expiry date	Oct 26, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC14C13/02
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The present invention relates to fatliquoring agents for leathers, skins or hides, which contain neutral halogen-free organic phosphorus compounds, and the use of such fatliquoring agents for the flame-retardant treatment of leather and a process for fatliquoring in the production of flame-retardant leather, skin or hides.

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