Patent ID: 9618658
Date: 2017-04-11
CPC Classifications: B29C,B29D,B29K,B29L,B32B,G02B,G02C

Claim:
1. A functional sheet with protective films obtained by laminating protective sheets comprised of aromatic polycarbonate onto a functional layer that is a polyvinyl alcohol polarizing layer or a photocromic layer or any combination thereof and having the protective films adhere to the protective sheets, wherein the protective films have at least two layers, i.e., a base layer that is composed of a polypropylene that has a melting point higher than the glass transition temperature of an aromatic polycarbonate and an adhesive layer that is a resin composition that comprises a polyolefin that has a melting point from a temperature that is 15° C. lower than the glass transition temperature of the aromatic polycarbonate to a temperature that is lower than the glass transition temperature and a styrene-olefin-styrene co-poly-elastomer.