申请人:Fuji Photo Film Co., Ltd.
公开号:EP1178076A1
公开(公告)日:2002-02-06
A fluorescent lamp cover which comprises a transparent resin containing a fluorescent brightening agent so as to cut off 90% or more of the rays of 410 nm or less, wherein the fluorescent brightening agent is represented by the following formula (I):
wherein R1 and R4 each represents a hydrogen atom, an alkyl group or an alkoxyl group; R2 and R3 each represents an alkyl group; and [A] represents a substituted aryl or substituted ethenyl group.
一种荧光灯罩,它由含有荧光增白剂的透明树脂组成,从而可切断 90% 或更多 410nm 或以下的光线,其中荧光增白剂由下式(I)表示:
其中 R1 和 R4 分别代表氢原子、烷基或烷氧基;R2 和 R3 分别代表烷基;[A] 代表取代的芳基或取代的乙烯基。