abstract |
PROBLEM TO BE SOLVED: To provide a versatile transparent resin composition having improved brittleness while maintaining transparency. A poly [tetrahydro-1,4-fluorene] skeleton, a poly-4,7-indane skeleton, or a poly [tetrahydro-1,4-fluorene, 4,7-indane copolymerized at an arbitrary ratio. ] A polymer comprising a skeleton is used as a polymer for reinforcing a transparent resin. [Selection figure] None |