Solvent cast optical film
OwnerGabrie Hoogland, Robert Puyenbroek +3inventors
InventorsGabrie Hoogland, Robert Puyenbroek, Hendrik Ralph Patrick Ritter, Safwat E. Tadros, Kang Xi
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Abstract
Disclosed is a low birefringence solvent cast film of optical quality comprising a blend of a cycloaliphatic polyester and a polycarbonate and method of preparing the film by casting a solvent containing dissolved cycloaliphatic polyester and a polycarbonate onto a support and evaporating the solvent to form a film.
Claims13
A solvent cast low birefringence substrate or film of optical quality comprises a blend of a cycloaliphatic polyester and a polycarbonate
A method of solvent casting comprising preparing a solvent containing dissolved cycloaliphatic polyester and a polycarbonate, casting said solvent onto a support and evaporating the solvent to form a substrate or film.
Dependencies are inferred from the claim text.