Patent · US Expired

Laundry detergent compositions comprising fabric enhancement polyamines

US6566323B1 · kind B1 · utility

3Cited by

3References

11Claims

0Family size

Assignee

The Procter & Gamble Company · US

Inventors

Janet Sue Littig · Lancaster, US
Dieter Boeckh · Schifferstadt, DE
Oliver Borzyk · Speyer, DE
Michael Ehle · Ludwigshafen, DE
Frederick Anthony Hartman · Cincinnati, US
John Cort Severns · Sharonville, US
Shulin Zhang · Sharonville, US

Key dates

Filing date	Aug 3, 2001
Grant date	May 20, 2003
Priority date	—
Expiry date	Aug 3, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D1/88
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention relates to laundry detergent compositions which can optionally comprise bleach, said compositions comprising from about 0.01% to about 10% by weight, of a polyalkyleneimine. These detergent compositions provide fabric appearance benefits inter alia mitigation of fabric damage via bleaching agents.

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