Patent · US Active

Cosmetic compositions containing block copolymers, tackifiers and a solvent mixture

US8673283B2 · kind B2 · utility

9Cited by

73References

36Claims

0Family size

Assignee

L'Oreal · FR

Inventors

Hy Si Bui · Piscataway, US
Shaoxiang Lu · Plainsboro, US
Francois Pradier · Fontenay-aux-Roses, FR
Ramon Mercado · Clifton, US

Key dates

Filing date	May 3, 2006
Grant date	Mar 18, 2014
Priority date	—
Expiry date	Sep 7, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q1/04
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A cosmetic composition containing at least one block copolymer having at least one hard segment and at least one soft segment, at least one tackifier component, a solvent mixture, and optionally, at least one colorant, and wherein the at least one hard segment has a Tg value of 50° C. or more, the at least one soft segment has a Tg value of 20° C. or less, and wherein the solvent mixture contains at least one solvent capable of solubilizing the at least one hard segment, and at least one solvent capable of solubilizing the at least one soft segment.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.