Antiperspirants having increased effectiveness

US10238594B2 · kind B2 · utility

Assignee

• Kenkel AG & Co. KGaA · DE

Inventor

• Thomas Doering · Dormagen, DE

Key dates

• Filing date: Nov 12, 2015
• Grant date: Mar 26, 2019
• Expiry date: Dec 19, 2035

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/874
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present disclosure relates to antiperspirant cosmetic agents, in the case of which the total amount of antiperspirant compounds can be clearly reduced without the antiperspirant effect of said agents or the storage stability of said agents being impaired, comprising—in each case with respect to the total weight of the antiperspirant cosmetic agent—a) 1 to 30 wt % of at least one antiperspirant compound, b) 0.1 to 10 wt % of salicylic acid, c) at least one compound of formula (I), in which n represents 0 or 1, X represents —H, Na+, K+, or NH4+, R1 is selected from —H, —COOX, or —(CH2)—COOX, R2 is selected from —H, C1-10 alkyl, or COOX, R3 is selected from —(CH2)—COOX, —(CH2)2-N[(CH2)—COOX]2, —CH(R1)—COOX, —(CH2)2-NH[CH(COOX)(CH2COOX)], —CH(R4)—C(R5)(R6)—COOX, R4 is selected from —H, C1-10 alkyl, or COOX, and R5 and R6 are, independently of each other, —H, —OH, or C1-10 alkyl.