Title:
COLORED POLYMER SHEET
Document Type and Number:
Japanese Patent JP2022103757
Kind Code:
A
Abstract:
To provide a colored polymer sheet that is used as a surface layer material of an automotive member, has a color tone of Piano Black, allows passage of a visible light beam emitted by an LED surface light source, can be easily produced, and also has a simple structure.SOLUTION: A colored polymer sheet 1 is used in a surface layer of an automotive member and has a color tone of Piano Black. Adjusting the density of a black dye 31 and a black pigment 32 and the thickness of a sheet 1 causes an LED surface light source 2 of red, green, blue or white color having an illuminance equal to or higher than a predetermined value to come into contact with one side of the sheet 1. In addition, a transmittance equal to or higher than a predetermined value is set for the colored polymer sheet 1.SELECTED DRAWING: Figure 1
Inventors:
KOBAYASHI SHUZO
KODAMA YU
SASAKI TAKESHI
NISHIYAMA TAKAFUMI
KODAMA YU
SASAKI TAKESHI
NISHIYAMA TAKAFUMI
Application Number:
JP2020218588A
Publication Date:
July 08, 2022
Filing Date:
December 28, 2020
Export Citation:
Assignee:
SHINKO PLASTICS KK
International Classes:
C08J5/18; C08K3/013; C08L33/04; G02B1/00; G02B1/04
Attorney, Agent or Firm:
Naoto Akao