Composition comprising copper compound
First Claim
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1. A deodorant composition comprising a mixture of a copper compound selected from the group consisting of inorganic acid salts of copper and complexes of copper, and oxocarboxylic acid compound having from 2 to 8 carbon atoms and at least one aldehyde or keto group and at least one carboxyl group in the molecule, the amount of oxocarboxylic acid compound in said mixture being from 0.2 to 100 moles, per mole of the copper ion in the copper compound.
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Abstract
A composition comprising a copper compound, and blended with it, an oxocarboxylic acid compound. The composition has excellent deodorizing, fungicidal and moldproof properties.
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13 Claims
- 1. A deodorant composition comprising a mixture of a copper compound selected from the group consisting of inorganic acid salts of copper and complexes of copper, and oxocarboxylic acid compound having from 2 to 8 carbon atoms and at least one aldehyde or keto group and at least one carboxyl group in the molecule, the amount of oxocarboxylic acid compound in said mixture being from 0.2 to 100 moles, per mole of the copper ion in the copper compound.
- 6. A solid deodorizing composition comprising a mixture of a copper compound selected from the group consisting of copper sulfate, cupric chloride and copper chlorophyllin sodium, and from 0.2 to 100 moles, per mole of the copper ion in the copper compound, of an oxocarboxylic acid compound selected from the group consisting of 2-ketoglutaric acid and glyoxylic acid.
- 9. An aqueous composition exhibiting mercaptan deodorizing ability and ammonium deodorizing ability and comprising an aqueous solution of a copper compound selected from the group consisting of copper sulfate, cupric chloride and copper chlorophyllin sodium and an oxocarboxylic acid selected from the group consisting of 2-ketoglutaric acid and glyoxylic acid, the amount of the oxocarboxylic acid being from 0.2 to 100 moles, per mole of the copper ion in the copper compound.
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