ULTRAVIOLET RADIATION ABSORBING POLYESTERS Russian patent published in 2017 - IPC C08G65/332 C08G65/333 C08G65/22 A61Q17/04 A61K8/86 

Abstract RU 2635624 C2

FIELD: physics.

SUBSTANCE: polymeric compound contains a linear ultraviolet (UV) radiation absorbing polyester, which includes a chemically bound UV-chromophore. The polyester has a main chain that does not have branches, and the UV-chromophore is a side group attached to the main polyester chain. A composition comprising a cosmetically acceptable carrier medium and the said UV absorbing polymeric compound are also described.

EFFECT: new UV absorbing polymeric compounds with increased efficiency of protecting the skin's epidermis from UV radiation, reducing the damaging effects of ultraviolet radiation on the skin.

17 cl, 1 tbl, 12 ex

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RU 2 635 624 C2

Authors

Livins Kristofer G.

Zavatski Dzhozef F.

Natan Aruna

Dejli Syuzan

Dates

2017-11-14Published

2013-06-27Filed