Patent ID: 9593241
Date: 2017-03-14
CPC Classifications: C08G,C08K,C08L,H01L

Claim:
1. A resin composition for encapsulating an optical device, comprising 1) a polyhedral oligomeric silsesquioxane (POSS) of the following chemical formula 1-1; and 2) an organic polysilazane comprising repeating units as represented in the following chemical formula 2: wherin, each R is independently a substituent of the following chemical formula 3-1; wherein, R one Ra is a hydrogen atom or a chlorine atom and the other is a single bond which links to Si of chemical formula 1-1; z is an integer of 3 to 20; each M is independently a methyl or a phenyl; Rx and Ry are each independently an alkyl or alkenyl having 1 to 20 carbon atoms, or an aryl having 6 to 50 carbon atoms; and m and n are each independently an integer of 1 to 20, with the proviso that m+n is 2 to 21.