Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – Solid – shaped macroscopic article or structure
Reexamination Certificate
2007-04-24
2007-04-24
Ogden, Necholus (Department: 1751)
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
Solid, shaped macroscopic article or structure
C510S426000, C510S428000, C510S492000, C510S495000, C510S498000, C510S509000
Reexamination Certificate
active
10726738
ABSTRACT:
An anionic surfactant particle for use in laundry detergent compositions has an anionic surfactant content of at least 95 wt % of anionic surfactant and comprises linear alkylbenzene sulphonate (LAS) and primary alcohol sulphate (PAS) in a weight ratio of from 5:1 to 1:3. The particle, which is preferably in the form of a flake, is of low hygroscopicity and dissolves rapidly in water.
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Casey Siobhan
Moore Philip Ronald
Mitelman Rimma
Ogden Necholus
Unilever Home & Personal Care USA Division of Conopco, Inc.
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