Microcapsules comprising black pigments

US10449127B2 · kind B2 · utility

Assignee

• Tagra Biotechnologies Ltd. · IL

Inventors

• Danny Goldstein · Sachnin, IL
• Yuri Yasman · Carmiel, IL
• Olga Privalova · Lahavot HaBashan, IL
• Lior Benaltabet · Afula, IL

Key dates

• Filing date: May 16, 2012
• Grant date: Oct 22, 2019
• Expiry date: May 16, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2006/11
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Monolayered microcapsules comprising a black pigment and cosmetic formulations comprising them are provided for use particularly in mascara and eye liner formulations. The black pigment may be carbon black, black iron oxide, or both.