| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a copolymerized polycarbonate which is excellent in mechanical strength, moldability and transparency, the carbonate concerned being obtained by using plant-derived monomers. <P>SOLUTION: The copolymerized polycarbonate includes at least a structure unit derived from sugar alcohol, a structure unit derived from an alicyclic dihydroxy compound, and a structure unit derived from an aliphatic dihydroxy compound. <P>COPYRIGHT: (C)2013,JPO&INPIT |
