公开(公告)号：MY158250A

公开(公告)日：2016-09-30

申请号：MYPI2012003824

申请日：2011-02-18

Applicant: TORAY INDUSTRIES

Inventor： OHIRA TAKAYUKI ,  MAEKAWA SHIGETOSHI ,  OGATA DAISUKE ,  IZAWA MASATOSHI ,  TAKAHASHI KAZO

IPC: F21V7/10 ,  C08J5/18 ,  G02B5/02

Abstract: TO PROVIDE A WHITE FILM WHICH HAS REFLECTIVE PROPERTIES, CONCEALING PROPERTIES AND FILM-FORMING STABILITY AND CAN BE MADE INTO A THIN FILM, A WHITE FILM, WHICH CONTAINS VOIDS THEREIN AND SATISFIES THE FOLLOWING FORMULAE (I) TO (III) IS PROVIDED: (I) 0.6 ≤NB/≤0.9 (II) 20≤ NA (III) 15≤ NB (WHEREIN, NA REPRESENTS THE NUMBER OF INTERFACES IN 10 PM OF THE SURFACE LAYER IN THE FILM THICKNESS DIRECTION; AND NB REPRESENTS THE NUMBER OF INTERFACES IN ± 5 PM OF THE CENTRAL PART IN THE FILM THICKNESS DIRECTION).