Patent · US Active

Shaping keratin fibres using a pretreatment and a protein crosslinking composition

US10568826B2 · kind B2 · utility

8Cited by

45References

15Claims

0Family size

Assignee

The Procter & Gamble Company · US

Inventors

Randy Purnell Washington · Sharonville, US
Andreas Flohr · Kronberg, DE
Jamie Angel Reed · Maineville, US

Key dates

Filing date	Dec 17, 2015
Grant date	Feb 25, 2020
Priority date	—
Expiry date	Apr 30, 2036

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/95
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Described herein is a method for shaping keratin fibers including providing a pretreatment composition which includes a pretreatment active agent; applying the pretreatment composition to keratin fibers; leaving the pretreatment composition on the keratin fibers for a time period from about 5 minutes to about 24 hours; providing a crosslinking composition including from about 1% to about 20% of one or more protein crosslinking agents and a cosmetically acceptable carrier; applying the crosslinking composition to keratin fibers; and mechanically shaping the keratin fibers with an appliance at a temperature of from about 50° C. to about 280° C.

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