METHOD FOR MANUFACTURING COMPOUND DIAPHRAGM
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United States of America Patent
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Oct 29, 2015
app pub date -
Oct 24, 2014
filing date -
Apr 25, 2014
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Abstract
The present disclosure provides a method for manufacturing a compound diaphragm. The method comprises the following steps: providing a sheet made of macromolecular material; providing damping glue; blending powdered graphene into the damping glue; and coating the damping glue blended with the graphene onto a surface of the sheet made of macromolecular material to form a compound diaphragm. The method is simple, has a low production cost, and can provide a compound diaphragm with high strength and superior performances.
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