Patent · US Active

Liquid concentrate for preserving cosmetics

US8501206B2 · kind B2 · utility

5Cited by

12References

3Claims

0Family size

Assignee

Air Liquide Santé (International) · FR

Inventors

Wolfgang Beilfuss · Hamburg, DE
Gisela Hahn · Alveslohe, DE
Klaus Weber · Hamburg, DE
Ralf Gradke · Tornesch, DE

Key dates

Filing date	May 17, 2012
Grant date	Aug 6, 2013
Priority date	—
Expiry date	May 17, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/524
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A liquid concentrate for preserving cosmetic products which includes a combination of carboxylic component being sodium benzoate and an alcohol component being a mixture of phenoxy ethanol and benzyl alcohol, in a water, where the combination is greater than 45% by weight of the liquid concentrate.

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