Patent · US Active

Composition

US10301577B2 · kind B2 · utility

0Cited by

12References

8Claims

0Family size

Assignee

Reckitt Benckiser Finish B.V. · NL

Inventors

Nicole Graf · Sinsheim, DE
Karlheinz Ulrich Gerhard Hahn · Otterstadt, DE

Key dates

Filing date	Jul 31, 2015
Grant date	May 28, 2019
Priority date	—
Expiry date	Jul 31, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D2111/18
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention provides the use of a composition comprising a polyalkyleneimine and/or salts or derivative thereof and an amphoteric polymer for the prevention of corrosion of non-metallic inorganic items during a washing or rinsing process, in particular during an automatic dishwashing process.

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