Title:
床用化粧材の製造方法
Document Type and Number:
Japanese Patent JP6791282
Kind Code:
B2
Abstract:
Provided is a decorative material for flooring having a reduced occurrence of curving and warping, even when a lauan substitute with a dimensional change rate greater than 0.02% per percent change in moisture content is used as a wooden base material and a decorative sheet with low permeability is layered on the front surface thereof. Specifically, disclosed is a decorative material for flooring which has a decorative sheet layered on the front surface of a wooden base material and a moisture-resistant film layered on the back surface of the wooden base material, and which is characterised by 1) a wooden base material with a dimensional change rate greater than 0.02% per percent change in moisture content, and 2) a moisture-resistant film with a permeability of no more than 7g/m2·24hrs.
Inventors:
Takashi Doi
Ken Kimura
Hiroaki Nakayama
Ken Kimura
Hiroaki Nakayama
Application Number:
JP2019024432A
Publication Date:
November 25, 2020
Filing Date:
February 14, 2019
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B27M3/04; B27D5/00; B27M3/00; B32B21/08; B32B27/00; B32B37/14; E04F15/02; E04F15/04
Domestic Patent References:
| JP11291401A | ||||
| JP2008238688A | ||||
| JP10044113A | ||||
| JP9277425A | ||||
| JP11264556A | ||||
| JP7023141U |
Attorney, Agent or Firm:
Patent Business Corporation Saegusa International Patent Office