Patent number: 11471389
Abstract: The present invention discloses a personal care composition comprising: (a) A polyvalent metal salt of pyrithione; (b) A metal complex selected from the group consisting of: wherein Y1, Y2, Z1, Z2 are selected from the following groups: —NH2, —NHR11, —NR12R12, —NHCO—R20, —SH, —OR13, —O(C?O)—, phosphate. and wherein at least one of Y1 and Z1 of compound I is —SH, and wherein at least one of Y2 and Z2 of compound II is —SH R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, can independently be H, alkyl, substituted alkyl, phenyl, aryl; R14 is —NH2, —NHCO—CH3, —NHR17, or —NR18R18 R15 is —COOH, —COOR19 R11, R12, R13 R16, R17, R18, R19 can be independently be alkyl, substituted alkyl, phenyl, aryl. and wherein the metal of the complex is selected from the group consisting of zinc, copper, and iron.
Type:
Grant
Filed:
June 26, 2020
Date of Patent:
October 18, 2022
Assignee:
The Procter & Gamble Company
Inventors:
Laurie Ellen Breyfogle, Daniel Lawrence Custer, John David Carter, Florencio Zaragoza Dörwald, Jody Laurel Jourden
Publication number: 20200405600
Abstract: The present invention discloses a personal care composition comprising: (a) A polyvalent metal salt of pyrithione; (b) A metal complex selected from the group consisting of: wherein Y1, Y2, Z1, Z2 are selected from the following groups: —NH2, —NHR11, —NR12R12, —NHCO—R20, —SH, —OR13, —O(C?O)—, phosphate. and wherein at least one of Y1 and Z1 of compound I is —SH, and wherein at least one of Y2 and Z2 of compound II is —SH R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, can independently be H, alkyl, substituted alkyl, phenyl, aryl; R14 is —NH2, —NHCO—CH3, —NHR17, or —NR18R18 R15 is —COOH, —COOR19 R11, R12, R13 R16, R17, R18, R19 can be independently be alkyl, substituted alkyl, phenyl, aryl. and wherein the metal of the complex is selected from the group consisting of zinc, copper, and iron.
Type:
Application
Filed:
June 26, 2020
Publication date:
December 31, 2020
Inventors:
Laurie Ellen Breyfogle, Daniel Lawrence Custer, John David Carter, Florencio Zaragoza Dörwald, Jody Laurel Jourden