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| Number | Title | Issue Date |
| 7927510 | Calcium hypochlorite compositions comprising zinc salts and lime The present invention is directed to a granular water treatment composition, comprising: 35-95 wt % calcium hypochlorite; 1 to 50 wt % magnesium sulfate or a hydrate thereof; 0.1 to 10 wt % lime; and 0.1 to 55 wt % of a water soluble zinc salt or a hydrate thereof; ... | 04/19/2011 |
| 7431863 | Calcium hypochlorite composition Describes a composition comprising a mixture of calcium hypochlorite and hydrated magnesium sulfate having an average of from 3 to 5.5 moles of water of hydration per mole of magnesium sulfate. The amount of hydrated magnesium sulfate in the composition is such that... | 10/07/2008 |
| 7364669 | Method for reducing reactivity of calcium hypochlorite Stable compositions of calcium hypochlorite containing selected hydrated inorganic salts having a sufficiently high enthalpy and the ability to provide water release to sufficiently quench reactions and reduce the potential for conflagration. ... | 04/29/2008 |
| 7153438 | Water treatment compositions with masking agent A composition for disinfecting contaminated drinking water. The composition can include a disinfecting agent for disinfecting or sanitizing the water and a masking agent for masking or minimizing undesired characteristics of the disinfecting agent, such as taste and... | 12/26/2006 |
| 7045077 | Calcium hypochlorite compositions Stable compositions of calcium hypochlorite containing selected hydrated inorganic salts having a sufficiently high enthalpy and the ability to provide water release to sufficiently quench reactions and reduce the potential for conflagration. ... | 05/16/2006 |
| 6776926 | Calcium hypochlorite of reduced reactivity The present invention is drawn to a solid calcium hypochlorite particle having an available chlorine content of at least about 30% by weight and a water content of from about 2% to about 20% by weight; wherein said solid calcium hypochlorite particle is coated with ... | 08/17/2004 |
| 6638446 | Lower reactivity blends of calcium hypochlorite and magnesium sulfate A non-Division 5.1 Oxidizer composition consisting essentially of a blend of hydrated calcium hypochlorite with magnesium sulfate heptahydrate, wherein the blend contains at least about 17% by weight of water based on the total weight of the blend.... | 10/28/2003 |
| 6602442 | Composition for generating chlorine dioxide A dry disinfectant composition for the production of aqueous solutions of chlorine dioxide of predetermined concentration is formulated of a mixture of lithium hypochlorite, sodium bisulfate and sodium chlorite. Special liquid and dry formulations are als... | 08/05/2003 |
| 6197215 | Composition for generating chlorine dioxide A dry disinfectant composition for the production of aqueous solutions of chlorine dioxide is formulated of a mixture of lithium hypochlorite, sodium bisulfate and sodium chlorite.... | 03/06/2001 |
| 5296108 | Electrochemical process for generating chlorine dioxide using chloric acid-alkali metal chlorate mixtures An aqueous solution of chloric acid and alkali metal chlorate is produced in an electrolytic cell having an anode compartment, a cathode compartment, and at least one ion exchange compartment between the anode compartment and the cathode compartment. The ... | 03/22/1994 |
| 5164109 | Algicidally enhanced calcium hypochlorite compositions Compositions consisting essentially of calcium hypochlorite and a water soluble zinc salt, the compositions containing from about 40 percent to about 99 percent by weight of calcium hypochlorite, provide controlled release of the components for continuous... | 11/17/1992 |
| 4863709 | Calcium hypochlorite composition and process for preparation thereof Disclosed is a granular calcium hypochlorite composition having a calcium hypochlorite content of at least 55 wt. % and composed of particles having an ellipsoidal shape in section, wherein at least 50 wt. % of the ellipsoidal particles have a short diame... | 09/05/1989 |
| 4863633 | Mitigation of stress-cracking in stacked loads of fragranced bleach-containing bottles This invention relates to a storage and shipping system comprising corrugated containers which house plastic vessels or bottles used to hold fragranced liquid bleaches in which the shipping and storage containers are stacked on top of one another. In the ... | 09/05/1989 |
| 4863632 | Encapsulated bleach particles for machine dishwashing compositions A particle for releasing bleach is provided combining from 50 to 99.5% of a core consisting essentially of an oxidizing material and from 0.5 to 20% of a polycarboxylate coating surrounding the core. These particles are particularly useful in automatic di... | 09/05/1989 |
| 4780216 | Calcium hypochlorite sanitizing compositions A sanitizing composition consisting essentially of a mixture of a calcium hypochlorite compound and a peroxydisulfate compound having the formula: Mx S2 O8 where M is an alkali metal or alkaline earth metal, and x is 1 or ... | 10/25/1988 |
| 4517166 | Two-stage chlorination process for the production of solid bleaching powder with a high active chlorine content The subject of the invention is a two-stage process for the production of bleaching powder with a high active chlorine content, which comprises suspending slaked lime in the aqueous solution resulting from the second chlorination stage after the separatio... | 05/14/1985 |
| 4276349 | Round multi-layered calcium hypochlorite granules Rounded granular calcium hypochlorite comprised of a core of calcium hypochlorite encapsulated with a plurality of rounded layers of calcium hypochlorite, wherein the core of each particle generally has a diameter which ranges from about 200 to about 2,00... | 06/30/1981 |
| 4201756 | Granular calcium hypochlorite coated with an inorganic salt A coated, rounded, solid calcium hypochlorite granule is described which is comprised of granular calcium hypochlorite encapsulated with a plurality of layers of an inorganic salt other than calcium hypochlorite. The inorganic salt is admixed with suffici... | 05/06/1980 |
| 4192763 | Chlorine tablet and the preparation thereof A method of forming a chlorine tablet for combatting bacterial and algaecidal contamination of swimming pools and the like, which includes the step of pressing a mixture of calcium hypochlorite and chloride of lime, together with a minor proportion of zin... | 03/11/1980 |
| 4146676 | Granular calcium hypochlorite coated with a low melting inorganic salt by spray graining A process is described in which granular calcium hypochlorite particles are encapsulated with at least one layer of a hydrated low melting inorganic salt. In this process granular calcium hypochlorite particles are lifted from a moving bed to the upper pa... | 03/27/1979 |
| 4124734 | Encapsulated particles Particles of a fluidizable substance are coated with a complete and continuous coating by a process wherein a non-aqueous solution of a coating substance is sprayed from a nozzle downwardly on a fluidized bed of the particles to be coated, the nozzle heig... | 11/07/1978 |
| 4118524 | Granular calcium hypochlorite by spray graining Granular calcium hypochlorite particles having a core of calcium hypochlorite encapsulated in a plurality of layers of calcium hypochlorite are produced from an aqueous slurry of calcium hypochlorite by spraying a pumpable and sprayable slurry of calcium ... | 10/03/1978 |
| 4108792 | Calcium hypochlorite composition containing magnesium and process for making same The present invention describes a solid calcium hypochlorite composition comprising calcium hypochlorite and about 0.5% to about 50% by weight of substantially water-insoluble and unchlorinated magnesium compounds, said magnesium compounds being derived f... | 08/22/1978 |
| 4105565 | Production of calcium hypochlorite compositions from quicklime and dichlorine monoxide Calcium hypochlorite compositions useful as bleaching agents and disinfectants are produced by the reaction of solid granular quicklime with a gaseous mixture of dichlorine monoxide and an inert gas. The process takes place in the absence of a solvent and... | 08/08/1978 |
| 4048351 | Granular calcium hypochlorite coated with a low melting inorganic salt by spray graining A process is described in which granular calcium hypochlorite particles are encapsulated with at least one layer of a hydrated low melting inorgnaic salt. In this process granular calcium hypochlorite particles are lifted from a moving bed to the upper pa... | 09/13/1977 |
| 3983254 | Encapsulation particles Particles of a fluidizable substance are coated with a complete and continuous coating by a process wherein a non-aqueous solution of a coating substance is sprayed from a nozzle downwardly on a fluidized bed of the particles to be coated, the nozzle heig... | 09/28/1976 |
| 3953354 | Encapsulated calcium hypochlorite granules Calcium hypochlorite compositions, suitable for bleaching and sanitation uses, are provided which have improved resistence to exothermic decomposition. These novel compositions are granules comprised of a core of calcium hypochlorite encapsulated with a c... | 04/27/1976 |
| 3944497 | Detergent composition containing coated bleach particles Particles of a fluidizable substance are coated with a complete and continuous coating by a process wherein a non-aqueous solution of a coating substance is sprayed from a nozzle downwardly on a fluidized bed of the particles to be coated, the nozzle heig... | 03/16/1976 |
