Method for producing microcarriers
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United States of America Patent
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May 24, 2016
Grant Date -
Jun 11, 2015
app pub date -
Jul 22, 2013
filing date -
Jul 24, 2012
priority date (Note) -
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Abstract
The present invention relates to a method for producing microcarriers comprising the following steps: (a) providing a wafer having a sandwich structure comprising a bottom layer, a top layer and an insulating layer located between said bottom and top layers, (b) etching away the top layer to delineate lateral walls of bodies of the microcarriers, (c) depositing a first active layer at least on a top surface of the bodies, (d) applying a continuous polymer layer over the first active layer, (e) etching away the bottom layer and the insulating layer, (f) removing the polymer layer to release the microcarriers.
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