Title:
PLYWOOD FOR FORM, MADE OF COMPOSITE MATERIAL CONTAINING BAMBOO AND CONIFER, FOR USE IN PLACING CONCRETE
Document Type and Number:
Japanese Patent JP2003020792
Kind Code:
A
Abstract:
To provide plywood for a form for use in placing concrete, which is highly durable and employs a bamboo material in place of conifer, as a surface material.
As the plywood for the form for use in placing concrete in the construction field, a (Chinese) bamboo veneer is employed as the surface material of conventional conifer plywood or lauan plywood. The surface material is subjected to infiltrative priming or the like, and finishing urethane coating or the like, in order to impart water repellency and water-proofing property to the surface material, to thereby improve the surface strength, weatherability, and repeated availability of the plywood.
Inventors:
SAWADA JUJIRO
Application Number:
JP2001246333A
Publication Date:
January 24, 2003
Filing Date:
July 10, 2001
Export Citation:
Assignee:
SAWADA JUJIRO
International Classes:
B27J1/00; B27M3/00; E04G9/04; (IPC1-7): E04G9/04; B27J1/00; B27M3/00