C - Chemistry – Metallurgy – 08 – B
Patent
C - Chemistry, Metallurgy
08
B
C08B 37/08 (2006.01) A61K 8/73 (2006.01) A61L 15/28 (2006.01) A61L 33/08 (2006.01) A61L 33/10 (2006.01) C08B 37/10 (2006.01)
Patent
CA 2351177
A functional chitosan derivative which comprises a chitin/chitosan, which is a natural polysaccharide, and incorporated therein at least one of a saccharide, a photoreactive functional group, an amphipathic group, e.g., a polyoxyalkylene alkyl ether, and a glycosaminoglycan and which, due to the incorporation, has solubility in a neutral medium, self- crosslinkability, the property of highly containing water or healing wounds, and antithrombogenic properties. Namely, the derivative has various properties required of health care materials such as medical products and cosmetics.
La présente invention concerne un dérivé fonctionnel du chitosane qui comprend un chitine/chitosane, lequel est un polysaccharide naturel, auquel on a incorporé au moins un saccharide, un groupe fonctionnel photoréactif, un groupe amphiphatique tel qu'un alkyl éther de polyoxyalkylène, et un glycosaminoglycane, et qui, de par ces incorporations, présente les caractéristiques suivantes: solubilité dans un milieu neutre, auto-réticulabilité, aptitude à absorber de forts volumes d'eau, cicatrisation des blessures et propriétés antithrombogènes. Ce dérivé à diverses propriétés exigées de matériaux pour soins de santé tels que produits médicaux et cosmétiques.
Ishihara Masayuki
Ono Katsuaki
Saeki Shiro
Saito Yoshio
Yura Hirofumi
Netech Inc.
Robic
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