Back to results
US 4,536,389 AGranted
Bactericidal tabletting composition and tablets formed therefrom
AssigneeRichardson-Vicks Inc.
InventorsChristopher D. White, Alan A. Levy
Life of this patent
Estimating the term…
Abstract
Bactericidal tablets are formed from compositions containing dichloroisocyanurate and carbonate compounds without the necessity for a lubricant by employing powdered succinic acid of a specified particle size.
Claims4
A tablet formed without a lubricant comprising:
- dichloroisocyanuric acid or alkali metal salt thereof:
- 10-40% weight
- carbonate as alkali metal bicarbonate or a mixture of alkali metal bicarbonate and carbonate:
- 20-50% weight
- characterized in that the composition also has present 20 to 50% weight succinic acid powder having a particle size such that a maximum of 2% weight is retained on a 400 micron screen and no more than 25% weight passes through a 100 micron screen.
2 more elements
Dependencies are inferred from the claim text.