摘要 |
Provided is a novel thermoplastic sealant resin which, as a next-generation solar battery sealant, has excellent mechanical properties, transparency, heat resistance, electrical insulation properties, damp-proofing properties, softness and sealing properties, and is suitable as a thin-layered sealant for example, and also provided is a sheet. The present invention provides a sealant resin which mainly comprises a cross copolymer (hereinafter referred to simply as the cross copolymer) formed mainly of an aromatic polyene unit, an ethylene unit, and an aromatic vinyl compound unit obtained by a predetermined manufacturing method, and said sealant resin having excellent mechanical properties, transparency, heat resistance, electrical insulation properties, damp-proofing properties, softness and sealing properties, and the present invention also provides a sheet. |