A diffuse reflective article is provided including a diffuse reflector of light positioned within a structure defining an optical cavity. The diffuse reflector is a nonwoven sheet containing a plurality of inter-fiber and intra-fiber pores of optimal light scattering dimension. Also provided is an optical display, including: (i) a structure defining an optical cavity; (ii) a light source positioned within the optical cavity; (iii) a display panel through which light from the light source passes; and (iv) a diffuse reflector positioned within the optical cavity for reflecting light from the light source toward the display panel, wherein the diffuse reflector is a nonwoven sheet containing a plurality of inter-fiber and intra-fiber pores of optimal light scattering dimension.
申请公布号
EP1724621(A1)
申请公布日期
2006.11.22
申请号
EP20060009597
申请日期
2006.05.10
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
SHIN, HYUNKOOK;TROUT, TORENCE JOHN, JR.;SMITH-GILLESPIE, ROBERT D.;STARRY, ADAM BEN;GAMBOGI, WILLIAM JOHN, JR.;JOHNSON, ROBERT WILLIAM;LIGHTFOOT, EDWIN JAMES