Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – For cleaning a specific substrate or removing a specific...
Patent
1995-06-07
1998-06-09
Lieberman, Paul
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
For cleaning a specific substrate or removing a specific...
510192, 510381, 510447, 510499, 510500, 510508, 42271, 239 34, C11D 1704, C11D 328
Patent
active
057633762
ABSTRACT:
A toilet cleaning block that releases a halogen containing sanitizing agent in a controlled, substantially constant rate for about 2 to about 4 months of constant contact with water and is then completely dissolved in the water comprises an admixture of about 50% to about 80% by weight of a halogen containing sanitizing agent, about 20% to about 40% by weight of a bulking agent such as aluminum hydroxide, about 0% to about 20% by weight sodium bicarbonate, and about 1 to about 20% by weight of a sacrificial dissolution rate regulating agent such as sodium chloride.
REFERENCES:
patent: 4249274 (1981-02-01), Kitko
patent: 4460490 (1984-07-01), Barford et al.
patent: 4537697 (1985-08-01), Girard
patent: 5178787 (1993-01-01), Hung et al.
patent: 5578559 (1996-11-01), Dolan et al.
Dolan Richard
Riccobono Paul
Ward Kenneth
Block Drug Company Inc.
Boyer Charles
Lieberman Paul
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