| 发明名称 |
Spray Drying of High Molecular Weight Hyaluronic Acid |
| 摘要 |
A method of producing spray-dried hyaluronic acid comprising a) spray drying hyaluronic acid, wherein the concentration of the hyaluronic acid in the feed to the spray dryer is in the range of from 3.5 g/l to 7.0 g/l; b) having the temperature in the feed to the spray dryer in the range of from 0° C. to 100° C.; and wherein the molecular weight of the hyaluronic acid in the feed to the spray dryer is ≧1200 kDa. |
| 申请公布号 |
US2014155347(A1) |
申请公布日期 |
2014.06.05 |
| 申请号 |
US201214119099 |
申请日期 |
2012.05.29 |
| 申请人 |
NOVOZYMES BIOPHARMA DK A/S |
发明人 |
Toemmeraas Kristoffer;Bach Poul |
| 分类号 |
A61K31/728;C08B37/08 |
主分类号 |
A61K31/728 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method of producing spray-dried hyaluronic acid comprising
a) spray drying hyaluronic acid, wherein the concentration of the hyaluronic acid in the feed to the spray dryer is in the range of from 3.5 g/l to 7.0 g/l; b) having the temperature in the feed to the spray dryer in the range of from 0° C. to 100° C.; and wherein the molecular weight of the hyaluronic acid in the feed to the spray dryer is ≧1200 kDa.
|
| 地址 |
Bagsvaerd DK |
