Title:
SYNTHETIC RESIN SHEET, HOLLOW PLATE MADE OF SYNTHETIC RESIN, AND METHOD FOR PRODUCING THEM
Document Type and Number:
Japanese Patent JP2019014141
Kind Code:
A
Abstract:
To stably form a three-dimensional pattern on a synthetic resin sheet without contamination of other material such as wood powder and additionally preparing and sticking a sheet having a pattern, even when a recycled material having unstable property is used as a raw material.SOLUTION: In a multilayer sheet made of a synthetic resin of two or more layers, a surface layer forming at least one surface is colored by kneading a coloring material, an inner layer adjacent to the surface layer is colored to a color different from the coloring material of the surface layer by kneading the coloring material, a plurality of concave streak patterns with an irregular length and an irregular density are formed so as to be approximately parallel with one direction on the surface layer, at least any one of a thin part and a hole is formed of the concave streak patterns on the surface layer, and the color of the inner layer can be visually recognized from the surface layer side through the thin part or the hole.SELECTED DRAWING: Figure 2
Inventors:
SAKAMOTO SHINICHI
Application Number:
JP2017133156A
Publication Date:
January 31, 2019
Filing Date:
July 06, 2017
Export Citation:
Assignee:
KAWAKAMI SANGYO CO LTD
International Classes:
B32B27/00; B32B5/18; B32B27/32
Attorney, Agent or Firm:
Kazuhiro Akazawa
Takeshi Miyazawa
Takeshi Miyazawa