公开(公告)号：DE3321738A1

公开(公告)日：1984-12-20

申请号：DE3321738

申请日：1983-06-16

Applicant: BASF AG

Inventor： HELLWIG KARL-RUEDIGER ,  IDEN RUEDIGER DR ,  SCHARFENBERGER WERNER ,  SEYBOLD GUENTHER DR ,  STANGE ANDREAS DR

IPC: G09F13/04 ,  G09F13/20 ,  G02F2/02 ,  C09K11/06 ,  F21S5/00

Abstract: Optical display elements which are controlled by light and consist of a combination of one or more transparent pellucid materials dyed in a fluorescing fashion. The pellucid material is structured entirely or partly so as to cause the emission of light at these points.

公开(公告)号：DE3310876A1

公开(公告)日：1984-10-04

申请号：DE3310876

申请日：1983-03-25

Applicant: BASF AG

Inventor： SCHARFENBERGER WERNER ,  HELLWIG KARL-RUEDIGER ,  IDEN RUEDIGER DR ,  SEYBOLD GUENTHER DR ,  STANGE ANDREAS DR

IPC: G09F13/04 ,  G09F13/20 ,  G09F9/00

Abstract: Optical display elements controlled by light, which consist of a combination of one or more transparent and opaque materials, the transparent material containing entirely or partially, and the opaque material possibly containing fluorescing compounds.