| abstract |
【Task】 Provided is a curable silicone resin composition which is transparent and gives a cured product having excellent hardness and bending strength. [Solution] (A) an aromatic ring-containing hydrocarbon compound having hydrogen atoms bonded to at least two silicon atoms in one molecule, wherein the silicon atoms are bonded to a hydrocarbon skeleton; (B) The following average composition formula (1): R 1 x SiO {(4-x) / 2} (1) [Wherein R 1 is the same or different and is a substituted or unsubstituted monovalent hydrocarbon group, a substituted or unsubstituted hydrocarbyloxy group or a hydroxyl group, and 0.1 to 80 mol% of all R 1 is an alkenyl group. , X is a positive number 1 ≦ x <2] A branched or three-dimensional network structure organopolysiloxane having a viscosity at 25 ° C. of 1,000 mPa · s or more, represented by and, (C) a catalyst for hydrosilylation reaction, A curable silicone resin composition comprising: [Selection figure] None |