Title:
PAINTED PLYWOOD FOR CONCRETE FORM
Document Type and Number:
Japanese Patent JP2003239535
Kind Code:
A
Abstract:
To provide a novel painted plywood for concrete form capable of overcoming surface defects such as a knot and eccentricity of hardness originated in a conifer member, having a high degree of smoothness, having effect for preventing a crack caused by drying, and being usable in place of a broadleaf tree member.
This painted plywood for concrete form is formed by providing a plywood whose at least outermost surface is made of the conifer member, a wood filling painted layer, a sheet layer through adhesive, and a finish coat painted layer in this order. Preferably, a paper or a nonwoven fabric of 10 to 50 g/m2 having a degree of air permeation of about 0.5 to 60 seconds is used in the sheet layer.
Inventors:
ITAGAKI RIKUO
MURATAKE HIROAKI
TAKAI TOSHIKAZU
MURATAKE HIROAKI
TAKAI TOSHIKAZU
Application Number:
JP2002043076A
Publication Date:
August 27, 2003
Filing Date:
February 20, 2002
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS
International Classes:
E04G9/10; B05D7/06; B28B7/36; E04G9/05; (IPC1-7): E04G9/10; B05D7/06; B28B7/36; E04G9/05
Attorney, Agent or Firm:
Takahashi victory
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