Patent · US Expired

Process for cleaning turmeric stains

US6300299A · kind A · utility

5Cited by

14References

7Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Peter Michael Murphy · Ooltewah, US
Misty D Dittman · Cleveland, US

Key dates

Filing date	Feb 6, 2001
Grant date	Oct 9, 2001
Priority date	—
Expiry date	Feb 6, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D2111/46
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A process for removing turmeric stains from nylon or wool articles comprising (a) applying a solution of an oxidizing agent to the stained area, and (b) exposing the stained area to light of ultraviolet wavelength is disclosed.

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