Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – For cleaning a specific substrate or removing a specific...
Reexamination Certificate
2005-12-13
2005-12-13
Douyon, Lorna M. (Department: 1751)
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
For cleaning a specific substrate or removing a specific...
C510S298000, C510S446000, C510S473000, C510S474000, C510S475000
Reexamination Certificate
active
06974789
ABSTRACT:
A detergent tablet for use in a washing machine, the tablet having one or more phases at least one of which is in the form of a compressed particulate solid comprising a) a polymeric disintegrant having a particle size distribution such that at least 90% by weight thereof has a particle size below about 0.3 mm and at least 30% by weight thereof has a particle size below about 0.2 mm; and b) a water-soluble hydrated salt having a melting point in the range from about 30° C. to about 95° C. The detergent tablets display improved dissolution, strength and long-term storage characteristics.
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Binder Christopher James
Lant Neil Joseph
Tcheou Eric
Whitaker Joanne Louise
Douyon Lorna M.
Miller Steven W.
The Procter & Gamble & Company
Zerby Kim W.
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