| abstract |
An object of the present invention is to provide a radiation curable polydecane oxynitride composition which can obtain a cured product which is reduced in taste, in particular, has no odor, and is excellent in curability and peeling properties.nThe radiation curable polyfluorene composition of the present invention contains the following components (A) and (B):n(A) an organopolysiloxane having an epoxy group-containing cationically polymerizable organopolysiloxane represented by the following average composition formula (1) and having a content of a component which is volatilized by heating at 105 ° C for 3 hours of 2.0% by mass or less : 100 parts by massnR1aR2bSiO(4-a-b)/2 (1)n(In the formula (1), R1 is a monovalent organic group containing an epoxy group, and R2 is independently an unsubstituted or substituted monovalent hydrocarbon group having 1 to 10 carbon atoms, a>0, b>0, and 0< a+b≦3)n(B) an onium salt having a cationic moiety represented by the following general formula (2): an effective amount for hardening the above component (A)n[(R3)-I-(R3)]+ (2)n(In the formula (2), R3 is independently a substituted or unsubstituted carbon number 15 to 26 monovalent aromatic hydrocarbon group). |