Bleaching and dyeing; fluid treatment and chemical modification – Cleaning or laundering
Reexamination Certificate
2008-06-03
2008-06-03
Douyon, Lorna M. (Department: 1796)
Bleaching and dyeing; fluid treatment and chemical modification
Cleaning or laundering
C008S115600, C134S042000
Reexamination Certificate
active
07381226
ABSTRACT:
A method of treating coloured fabrics with a luminance (L*) less than 50, preferably black garments, which comprises contacting the fabrics with a wash liquor comprising 0.001-0.1 g/L of a hydroxyl C2-C4 alkyl derivative of a beta 1-4 polysaccharide, which is preferably hydroxyethyl cellulose, and a surfactant.
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Cooke Deborah Jane
Dixon Sarah
Finch Timothy David
Laurie Colette Elizabeth
Parker Andrew Philip
Bornstein Alan A.
Douyon Lorna M.
Khan Amina
Unilever Home & Personal Care USA , division of Conopco, Inc.
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