ENHANCED STABILITY OF ZINC PYRITHIONE IN OXIDATIVE ENVIRONMENTS, SUCH AS SCALP SEBACEOUS FLUID

ENHANCED STABILITY OF ZINC PYRITHIONE IN OXIDATIVE ENVIRONMENTS, SUCH AS SCALP SEBACEOUS FLUID

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....

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Bibliographische Detailangaben
Hauptverfasser: CUSTER, Daniel, Lawrence, BREYFOGLE, Laurie, Ellen, ZARAGOZA DORWALD, Florence, JOURDEN, Jody Laurel, CARTER, John, David
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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Beschreibung
Zusammenfassung: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 -SHR1, 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 -NR18R18R15 is -COOH, -COOR19R11, 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.