Method for preparing high tap density polyamide powder of controllable average partical size |
Title： |
| Method for preparing high tap density polyamide powder of controllable average partical size |
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Application Number： |
200410088820 |
Application Date： |
2004/11/05 |
Announcement Date： |
2005/06/08 |
Pub. Date： |
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Publication Number： |
1624025 |
Announcement Number： |
1246367 |
Grant Date： |
2006-3-22 |
Granted Pub. Date： |
2006-3-22 |
ApplicationType： |
Invention |
State/Country： |
11[China|beijing] |
IPC： |
C08J 3/12, B29C 47/36, C08L 77/00 |
Applicant(s)： |
Tsinghua Univ. |
Inventor(s)： |
Guo Baohua, Chen Xi, Xu Jun |
Key Words： |
preparing method, high tap density, polyamide powder, controllable average partical size |
Abstract： |
An average granularity controllable polyamide powder with high stacking density (485 g/L) is prepared from polyamide particles and water-soluble polymer through proportional mixing, putting the mixture in water to removing water-soluble polymer, water washing and drying. |
Claim： |
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Priority： |
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PCT： |
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LegalStatus： |
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