Resin composition for printing plate
First Claim
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1. A printing plate or a blank printing plate comprising a polymer (a) produced from a polycarbonate diol comprising a repeating unit represented by the following formulas (1) and/or (2):
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Abstract
Disclosed is a polymer having excellent solvent resistance which can be produced by using a polycarbonate diol having a repeating unit represented by the formula (1) and/or (2), having a hydroxyl group at both termini, and having a number average molecular weight of from 300 to 50,000:
wherein R1 represents a linear or branched hydrocarbon group having 2 to 50 carbon atoms; and n represents an integer of 2 to 50,
wherein R2 represents a linear or branched hydrocarbon group having 10 to 50 carbon atoms.
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Citations
32 Claims
- 1. A printing plate or a blank printing plate comprising a polymer (a) produced from a polycarbonate diol comprising a repeating unit represented by the following formulas (1) and/or (2):
- 9. A printing plate or a blank printing plate which is produced using a photosensitive resin composition comprising a polymer (a) produced from a polycarbonate diol comprising a repeating unit represented by the following formulas (1) and/or (2):
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18. A printing plate or a blank printing plate which is produced by a process comprising the steps of:
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molding a photosensitive resin composition into a sheet or cylindrical form; and crosslinking and curing the molded photosensitive resin composition by light or electron beam irradiation, wherein the photosensitive resin composition comprises a polymer (a) produced from a polycarbonate diol comprising a repeating unit represented by the following formulas (1) and/or (2);
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Specification