RESIN COMPOSITION FOR OPTICAL LENS AND OPTICAL PACKAGING
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United States of America Patent
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Issued Date -
Aug 11, 2011
app pub date -
Nov 4, 2010
filing date -
Feb 9, 2010
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Abandoned
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Abstract
A resin composition for optical lenses and optical packaging includes (1) 1 to 99.99 wt % mixture of epoxy, siloxane and epoxy-siloxane copolymers, (2) 0.01 to 5 wt % catalyst and (3) 0 to 40 wt % curing agent. The mixture of epoxy, siloxane and epoxy-siloxane copolymers includes (1) 1 to 85 wt % epoxy and siloxane oligomers, based on total weight of the mixture; (2) 1 to 90 wt % siloxane containing at least one alkoxy group, based on total weight of the mixture; (3) 1 to 80 wt % a epoxy resin having a benzene ring with at least one epoxy group or a hydrogenated benzene ring, or aliphatic epoxy resin, based on total weight of the mixture; (4) 1 to 70 wt % epoxy resin containing at least one hydroxyl group and at least an epoxy group, based on total weight of the mixture.
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