| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a solar cell encapsulation film in which yellow discoloration is suppressed and which has an excellent adhesive strength by finding an optimum combination and an optimum additive amount of a crosslinking agent and an ultraviolet absorber to be added.SOLUTION: A solar cell encapsulation film comprises an ethylene-vinyl acetate copolymer, a crosslinking agent, and an ultraviolet absorber, wherein the crosslinking agent is 2,5-dimethyl-2,5-di(t-butylperoxy)hexane and is 0.1-1.2 pt.mass with respect to 100 pts.mass of the ethylene-vinyl acetate copolymer, and the ultraviolet absorber is 2-hydroxy-4-n-octoxybenzophenone and is 0.02-0.28 pt.mass with respect to 100 pts.mass of the ethylene-vinyl acetate copolymer.</p> |
