Patent · US Expired

Cleaning agent for food-industry facilities, its use and method of cleaning such facilities using the agent

US6204231A · kind A · utility

10Cited by

18References

13Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Anja Patten · Leichlingen, DE
Ralf Krack · Saint Paul, US
Dietmar Rossner · Hilden, DE

Key dates

Filing date	Sep 1, 1998
Grant date	Mar 20, 2001
Priority date	—
Expiry date	Sep 1, 2018

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D2111/20
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

An aqueous alkaline composition for cleaning equipment used in the food industry wherein the composition contains potassium hydroxide or a mixture of potassium hydroxide and sodium hydroxide and wherein the potassium hydroxide is present in an amount of at least 20% by weight, based on the weight of hydroxide present in the composition. A process for regenerating the cleaning solution is also disclosed.

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