HYDROGEL BASED ON CHITOSAN COMPLEX SALT AND METHOD OF ITS PREPARATION Russian patent published in 2017 - IPC C08J3/75 C08L5/08 C08L5/00 C08L101/14 A61K31/722 A61K9/00 

Abstract RU 2617501 C1

FIELD: pharmacology.

SUBSTANCE: method consists in obtaining hydrogels based on double complex salt of ascorbate hydrochloride or chitosan hydrochloride lactate, water, silicon glycerohydrogel and, further, inorganic salts NaCl or KCl. The formation of a hydrogel is the result of a combination of ionic gelling with sol-gel synthesis.

EFFECT: simplification of the process by reducing the number of reagents and steps of hydrogel production; increased biological activity of the obtained hydrogel as a result of the synergistic effect of using a double complex salt of a low molecular weight chitosan, pharmacopoeial acid and a biologically active gelation agent.

3 cl, 7 tbl, 16 ex

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Authors

Fomina Valentina Ivanovna

Malinkina Olga Nikolaevna

Shipovskaya Anna Borisovna

Gegel Natalya Olegovna

Zudina Irina Vitalevna

Tokmakova Ekaterina Vitalevna

Dates

2017-04-25Published

2015-12-08Filed