| 摘要 |
<p>Provided is a novel silicone copolymer which exhibits high absorption even in a far-ultraviolet region of 200 nm or more, and also is soluble in an alkaline reagent since it has a phenolic hydroxyl group. The silicone copolymer comprises a silsesquioxane having a phenol unit and comprises a silsesquioxane having a condensed polycyclic hydrocarbon.</p> |
