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Title:
COSMETIC COMPOSITION COMPRISING POLYURETHANE
Document Type and Number:
WIPO Patent Application WO/2017/070919
Kind Code:
A1
Abstract:
A cosmetic composition comprises at least one water-dispersible polyurethane polymer obtainable by the reaction of at least one isocyanate-functional polyurethane pre-polymer A) with at least one isocyanate-reactive component B), wherein the at least one isocyanate-functional polyurethane pre-polymer A) is obtainable by the reaction of at least one polyol component Al), and at least one polyisocyanate component A2) comprising 60 wt% or more, based on the total weight of polyisocyanates in the pre-polymer formation reaction, of at least one saturated cycloaliphatic polyisocyanate, and wherein the molar ratio of the isocyanate groups to the isocyanate-reactive groups in the pre-polymer A) formation reaction is at least 1.90. The composition provides improved durability and holding power under high humidity conditions and reduced flake formation during combing.

Inventors:
DOERR SEBASTIAN (DE)
VIALA SOPHIE (DE)
XIONG XIAOHUI (CN)
Application Number:
PCT/CN2015/093327
Publication Date:
May 04, 2017
Filing Date:
October 30, 2015
Export Citation:
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Assignee:
COVESTRO DEUTSCHLAND AG (DE)
BAYER MAT (CHINA) CO LTD (CN)
International Classes:
A61K8/34; A61K8/87; A61Q5/06
Domestic Patent References:
WO2006124250A12006-11-23
Foreign References:
US20140010776A12014-01-09
Other References:
See also references of EP 3368003A4
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
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