发明名称 |
Photocurable hyaluronic acid derivative and process for producing the same, and photocured crosslinked-hyaluronic acid derivative and medical material using the same |
摘要 |
A photocurable hyaluronic acid derivative of the present invention comprises hyaluronic acid and a photoreactive crosslinking group bonded thereto, wherein a 1.0 wt. % aqueous solution of the photocurable hyaluronic acid derivative obtained by dissolving the solid photocurable hyaluronic acid derivative in an aqueous solvent, is capable of passing through a porous filter having a pore size of 0.45 mum and a diameter of 25 mm at a rate of not less than 2 ml/minute at 24° C. under a pressure of 5.0 Kg/cm2; and a process for producing the photocurable hyaluronic acid derivative; and a photocured crosslinked-hyaluronic acid derivative; a medical material using the photoreactive hyaluronic acid derivative and a medical material using the photocured crosslinked-hyaluronic acid derivative.
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申请公布号 |
US6602859(B2) |
申请公布日期 |
2003.08.05 |
申请号 |
US20010024666 |
申请日期 |
2001.12.18 |
申请人 |
SEIKAGAKU CORPORATION |
发明人 |
MIYAMOTO KENJI;KURAHASHI YASUHIRO;KANO HIROKI |
分类号 |
C08B37/08;(IPC1-7):A61K31/715;A61K31/19;C07C63/64;C08B37/00 |
主分类号 |
C08B37/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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