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2 586 931

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(51)

IPC

C08B37/08(2006-01-01)

A61K8/73(2006-01-01)

A61K47/36(2006-01-01)

(21) (22)

Application

2014138544/13, 2013-02-26

(24)

Start date

2013-02-26

(22)

Actual filing date

2013-02-26

(45)

Published

2016-06-10

(72)

Inventor

Volfova LutsiePravda MartinFoglarova MartselaNemtsova MiroslavaNiedova KrzhishtofVelebni Vladimir

(73)

Holder

Kontipro Biotek S.R.O.

HYALURONIC ACID DERIVATIVES CAPABLE OF FORMING HYDROGELS, SYNTHESIS METHOD THEREOF, HYDROGELS BASED ON SAID DERIVATIVES, METHOD FOR PRODUCTION AND USE THEREOF Russian patent published in 2016 - IPC C08B37/08 A61K8/73 A61K47/36

Abstract RU 2586931 C2

FIELD: chemistry.

SUBSTANCE: invention relates to new derivative of hyaluronic acid of general formula (I), method for production thereof, to hydrogel based on it, to method of producing hydrogel and to use of hydrogel for producing preparations for cosmetic products, medicine or regenerative medicine. At that, Ar is phenyl and R₁ is ethylene or Ar is indole and R₁ is ethylene or Ar is indole and R₁ represents carboxyethylene. R₂ represents alkyl with 3-7 carbon atoms, and n is ranges from 1 to 7,500.

EFFECT: invention enables to obtain material, sufficiently strong and elastic, not exhibiting significant changes of biological and physical properties and forming strong hydrogel.

12 cl, 1 dwg, 1 tbl, 18 ex

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RU 2 586 931 C2

Authors

Volfova Lutsie

Pravda Martin

Foglarova Martsela

Nemtsova Miroslava

Niedova Krzhishtof

Velebni Vladimir

Dates

2016-06-10—Published

2013-02-26—Filed