| 发明名称 |
POLYAMIDE POROUS SPHERICAL PARTICLE |
| 摘要 |
Polyamide porous spherical particles having a number-average particle diameter of 2 to 30 µm, a BET specific surface area of 100 to 80,000 m 2 /kg, and a ratio of a volume-average particle diameter to the number-average particle diameter in the range of 1.52 to 2.50 is reduced in luminous reflectance. |
| 申请公布号 |
EP1939242(A4) |
申请公布日期 |
2010.07.07 |
| 申请号 |
EP20060798322 |
申请日期 |
2006.09.25 |
| 申请人 |
UBE INDUSTRIES, LTD. |
发明人 |
ASANO, YUKIHIKO;SHOJI, TATSUYA;YAO, SHIGERU |
| 分类号 |
C08J9/28;A61K8/88;A61Q1/00 |
主分类号 |
C08J9/28 |
| 代理机构 |
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