Patent ID: 8877877
Filing Date: 2014-11-04
Classification: C08G,C08L,H01L

Abstract:
1. A polyorganosiloxane composition for encapsulating an electronic device including one of a light emitting diode, an organic light emitting diode, a photoluminescent device, or a solar cell, the composition comprising: a linear first polyorganosiloxane resin including a moiety represented by the following Chemical Formula 1 and a moiety represented by the following Chemical Formula 2, the first polyorganosiloxane resin including carbon-carbon double bonds at both terminal ends thereof, a second polyorganosiloxane resin represented by the following Chemical Formula 3, the second polyorganosiloxane resin having a three dimensional network structure, and a curing agent represented by the following Chemical Formula 4, the curing agent including at least two silicon-hydrogen bonds, wherein: the first polyorganosiloxane resin is included in an amount of about 10 to about 25 parts by weight, based on the total amount of the polyorganosiloxane composition, and the second polyorganosiloxane resin is included in an amount of about 40 to about 75 parts by weight, based on the total amount of the polyorganosiloxane composition, wherein, in Chemical Formulae 1 and 2, A is an organic group including at least two alicyclic rings, an organic group including at least one aromatic ring, or a combination thereof, R wherein, in Chemical Formula 3, R wherein, in Chemical Formula 4, A′ is an organic group including at least one aromatic ring, and R