Light-emitting or receiving device and method for preparing the same
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United States of America Patent
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Jun 30, 1992
Grant Date -
N/A
app pub date -
Sep 27, 1990
filing date -
Sep 29, 1989
priority date (Note) -
Expired
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Abstract
A light-emitting or receiving device comprising a light-emitting or receiving element coated with a silicone resin composition and an encapsulating means for encapsulating said light-emitting or receiving element, said encapsulating means comprising a polymer of a monomer, an oligomer or a mixture thereof comprising a diallyl compound. The device has improved weatherability, chemical resistance, hardness, optical properties such as transparency, and moisture resistance.
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