Patent ID: 11890262
Assignee: WELLA OPERATIONS US LLC
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 5:
6. A composition for application to a nail or hoof plate comprising a mixture of an aqueous-organic medium and a non-covalent complex of a diamine and an organic acid, wherein:, the diamine is an alkylenyl diamine of Formula I with n being 2 to 12:
H2N-(CH2)n-NH2 Formula I and,
the organic acid is itaconic acid, acrylic acid, butenoic acid, pentenoic acid, maleic acid, fumaric acid, butenyl-1,4-dicarboxylic acid, hexenyl-1,6-dicarboxylic acid, pentenyl dicarboxylic acid or is an acid of Formula II:

R1-CY-Z-CH-R2-X   Formula II

wherein:
Z is an unsaturated bond between CY and CH;
R1 is phenyl or an alkyl group of one to four carbons;
R2 is an alkylenyl group of the formula -(CH2)m- wherein the designator m is zero or an integer of 1 to 4 such that R2 is either absent or is present as a carbon chain;
Y and X are each independently hydrogen or a carboxylic, phosphoric or sulfonic acid group provided that at least one of X and Y is an acid group, and when X and Y are both carboxylic acid, or when the organic acid is maleic acid, fumaric acid, butenyl-1,4- dicarboxylic acid, hexenyl-1,6-dicarboxylic acid or pentenyl dicarboxylic acid, the organic acid is the dicarboxylic acid or the imide or anhydride form thereof.