Invention Grant
- Patent Title: Direct coating solid dosage forms using powdered materials
- Patent Title (中): 使用粉末材料直接涂布固体剂型
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Application No.: US11498259Application Date: 2006-08-03
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Publication No.: US07862848B2Publication Date: 2011-01-04
- Inventor: Jingxu Zhu , Yanfeng Luo , Ying Liang Ma , Hui Zhang
- Applicant: Jingxu Zhu , Yanfeng Luo , Ying Liang Ma , Hui Zhang
- Applicant Address: CA London, Ontario
- Assignee: The University of Western Ontario
- Current Assignee: The University of Western Ontario
- Current Assignee Address: CA London, Ontario
- Agency: Hill & Schumacher
- Agent Lynn C. Schumacher
- Main IPC: B05D3/00
- IPC: B05D3/00
Abstract:
The present invention provides a method and apparatus for dry coating solid dosage forms. The method includes the steps of placing solid dosage forms in a rotatable, electrically grounded housing, and spraying a film forming polymer powder composition into the housing during rotation thereof to form a polymer coating on the solid dosage forms, the polymer powder composition being sprayed using an electrostatic spray gun, and curing the coated solid dosage forms.
Public/Granted literature
- US20070128274A1 Direct coating solid dosage forms using powdered materials Public/Granted day:2007-06-07
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