发明申请
- 专利标题: FINE POWDER OF POLYAMIDE FROM RENEWABLE MATERIALS AND METHOD FOR MAKING SUCH A POWDER
- 专利标题(中): 可再生材料的聚氨酯粉末和制造这种粉末的方法
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申请号: US12867394申请日: 2009-07-09
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公开(公告)号: US20110052649A1公开(公告)日: 2011-03-03
- 发明人: Karine Loyen , Eric Labonne
- 申请人: Karine Loyen , Eric Labonne
- 优先权: US61/079390 20080709
- 国际申请: PCT/US09/50160 WO 20090709
- 主分类号: A61K8/02
- IPC分类号: A61K8/02 ; B02C19/06 ; B02C23/06 ; A61K8/88 ; A61Q1/10 ; A61Q1/12
摘要:
The present invention relates to a powder of polyamide PA (homopolyamide or copolyamide) derived at least partially from renewable materials, in which the particles have a nonspherical shape and a volume median diameter of less than or equal to 20 μm. The present invention also relates to a process for preparing such a powder.
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