专利名称:Permeable composition, controlled release
product and methods for the productionthereof
发明人:Mikhail Pildysh申请号:US10220942申请日:20010308公开号:US071275B2公开日:20070313
专利附图:
摘要:A permeable composition, a controlled release product, and methods forproducing the permeable composition and controlled release product. The permeable
composition includes a matrix material, a particulate filler material, and interfacialpassageways between the matrix material and the particles of filler material. The matrixmaterial may include a substrate material and a carrier material. The controlled releaseproduct is formed by coating a substrate material with at least one layer of the
permeable composition. The methods include the steps of applying a degradable surfacetreatment material to the particles of filler material and then dispersing the surfacetreated filler material throughout the matrix material so that degradable interfaces areprovided between the matrix material and the particles of filler material.
申请人:Mikhail Pildysh
地址:Calgary CA
国籍:CA
代理机构:Rodman & Rodman
代理人:Terrence N. Kuharchuk
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