| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a crosslinked cycloolefin resin composition including a crosslinked cycloolefin resin obtained as a result of the ring-opening metathesis polymerization of a cycloolefin monomer and yielding a film having not only sufficient releasabilities from resins used for sealing materials, prepregs, or adhesives before/after heating but also mechanical strengths such as tensile fracture elongation, tensile fracture strength, etc. and high-temperature color fastness; a film of the same; and methods for manufacturing both.SOLUTION: A crosslinked cycloolefin resin composition is obtained as a result of the ring-opening metathesis polymerization of a polymerizable composition including (a) 100 parts.mass of a cycloolefin monomer, (b) 0.03-15 parts.mass of a (meth)acrylic acid ester monomer, (c) 0.3-15 parts.mass of an organic peroxide-based thermal polymerization initiator having a one-minute half-life temperature of 160 to 200°C, (d) 0.5-8 parts.mass of a phenolic age resistor, (e) 0.5-8 parts.mass of a hindered amine optical stabilizer, (f) 0.5-8 parts.mass of a phosphorus-based age resistor, and (g) a ring-opening metathesis polymerization catalyst.</p> |
