| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a polycarbonate diol composition and a polymer that are excellent in solvent resistance against such organic solvents as ethyl acetate etc. used in the field of general printing and as anisole and methyl benzoate, etc. used in the field of electronic material, and are suitable for a printing plate or a printing original plate suitable for resin printing, and are suitable also for producing the printing plates. <P>SOLUTION: The polycarbonate diol composition comprises a polycarbonate diol (a1), and the polycarbonate diol (a1) is represented by formula (1) and has a number average molecular weight of 100-50,000, wherein R<SB>1</SB>are each independently a 3-50C linear, branched and/or cyclic hydrocarbon group that may contain in the carbon skeleton at least one atom selected from the group consisting of nitrogen, sulfur, and oxygen. <P>COPYRIGHT: (C)2011,JPO&INPIT |
