Organic/inorganic gels for delivering controlled quantities of active compounds in aqueous solutions
AssigneeEastman Kodak Company
InventorsOlivier Jean Christian Poncelet, Danielle Marie Henriette Wettling, Jeannine Rigola
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Abstract
The invention concerns a composite gel comprising an inorganic matrix containing a fibrous inorganic polymer in which an active organic compound is dispersed. The invention also concerns a device comprising the gel and a process for delivering a controlled quantity of active organic compound in an aqueous solution. The invention applies to the prevention of biological growth in aqueous solutions used domestically, agriculturally or industrially, in particular in the solutions used in photographic processing.
Claims7
A composite gel wherein the gel comprises at least 30 percent by weight of a fibrous inorganic aluminosilicate polymer matrix in which a biocide compound is dispersed.
Dependencies are inferred from the claim text.