| abstract |
Composite part comprising: a first substrate; a second substrate; and an adhesive layer by which the first substrate and the second substrate are bonded together, wherein the first substrate and the second substrate are each made of a cycloolefin polymer (COP) or a cycloolefin copolymer (COC), and the adhesive layer is made of paraffin or naphthene, or made with paraffin or naphthenes and at least one of a cohesive material, a polymer of which both the first substrate and the second substrate are composed, and a macromonomer. |