A light diffusing film for a back light, display is described. The light diffusing film includes a unitary film consisting essentially of polycarbonate and uniformly dispersed anti-static material in an amount sufficient to impart anti-static properties to the film. The anti-static material may comprise a fluorinated phosphonium sulfonate. The film may additionally include at least one textured surface for the low scattering of light. Alternatively, the film may additionally include a uniformly dispersed acrylic bulk scattering additive of particles having a mean particle size of from about 3 to about 10 microns and present in an amount from about 2 to about 7 percent by weight percent for the high scattering of light.
申请公布号
EP2385398(A2)
申请公布日期
2011.11.09
申请号
EP20110154985
申请日期
2004.03.17
申请人
SABIC INNOVATIVE PLASTICS IP B.V.
发明人
HAY, GRANT;CAPALDO, KEVIN P.;COJOCARIU, GHEORGHE;KUMAR, KARKALA ARUN;HOEKS, THEODORUS LAMBERTUS;LOEHR, TOOD M.;GRAF, JOHN FREDERIK;HOFFMAN, NATHAN D;LESLIE, SCOTT;GHOSAL, ANSHU;SCHOTTLAND, PHILLIPPE