| 发明名称 |
CONTROLLED RELEASE BIOLOGICAL COMPOSITIONS |
| 摘要 |
Disclosed are cross-linked gels of hyaluronic acid, alone or mixed with other hydrophilic polymers and containing various substances or covalently bonded low molecular weight substances and processes for preparing them. These products are useful in numerous applications including cosmetic formulations and as drug delivery systems. |
| 申请公布号 |
GB2181148(A) |
申请公布日期 |
1987.04.15 |
| 申请号 |
GB19860018720 |
申请日期 |
1986.07.31 |
| 申请人 |
* BIOMATRIX INC |
发明人 |
ENDRE A * BALAZS;ADOLF * LESHCHINER |
| 分类号 |
A61K31/00;A61K8/02;A61K8/20;A61K8/23;A61K8/24;A61K8/25;A61K8/31;A61K8/35;A61K8/36;A61K8/46;A61K8/64;A61K8/65;A61K8/72;A61K8/73;A61K8/81;A61K8/92;A61K8/97;A61K8/98;A61K9/00;A61K9/06;A61K31/715;A61K47/36;A61P43/00;A61Q19/00;C08B37/08;C08F8/34;C08L1/00;C08L1/08;C08L5/00;C08L5/08;C08L89/00;C08L91/00;C09K3/00;(IPC1-7):C08B37/08 |
主分类号 |
A61K31/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
