Cosmetic and dermatological preparations containing...

A - Human Necessities – 61 – Q

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

A61Q 17/04 (2006.01) A61K 8/25 (2006.01) A61K 8/26 (2006.01) A61K 8/29 (2006.01) A61K 8/891 (2006.01)

Patent

CA 2599257

The invention concerns cosmetic and dermatological preparations for protecting human skin and hair against ultraviolet radiation, said preparations containing surface-coated titanium dioxide particles transparent in the visible light, having a crystallite size from 10 to 20 nm and a specific surface from 90 to 110 m2/g. The invention is characterized in that the surface coating of the titanium dioxide particles comprises a multilayer coating consisting of a) aluminum oxide and b) methicone or a methicone and dimethicone copolymer or a multilayer coating consisting of a) aluminum oxide, b) methicone or a methicone and dimethicone copolymer and c) silicon dioxide.

La présente invention concerne des préparations cosmétiques et dermatologiques destinées à protéger la peau humaine et les cheveux contre le rayonnement ultraviolet, lesquelles préparations contiennent des particules de dioxyde de titane à revêtement de surface transparentes dans le domaine visible, présentant une taille de cristallite de 10 à 20 nm et une surface spécifique de 90 à 110 m2/g. Cette invention se caractérise en ce que le revêtement de surface des particules de dioxyde de titane comprend un revêtement multicouche constitué a) d'oxyde d'aluminium et b) de méthicone ou d'un copolymère de méthicone et de diméthicone ou bien un revêtement multicouche constitué a) d'oxyde d'aluminium, b) de méthicone ou d'un copolymère de méthicone et de diméthicone et de c) dioxyde de silicium.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Cosmetic and dermatological preparations containing... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Cosmetic and dermatological preparations containing..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cosmetic and dermatological preparations containing... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1587999

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.