The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 22, 2018
Filed:
Oct. 17, 2011
Hisashi Mihori, Tokyo, JP;
Yukihiro Shimizu, Tokyo, JP;
Yuuki Saito, Tokyo, JP;
Yoshihito Fukasawa, Tokyo, JP;
Hisashi Mihori, Tokyo, JP;
Yukihiro Shimizu, Tokyo, JP;
Yuuki Saito, Tokyo, JP;
Yoshihito Fukasawa, Tokyo, JP;
ASAHI KASEI CONSTRUCTION MATERIALS CORPORATION, Tokyo, JP;
Abstract
A phenol resin foamed plate contains hydrocarbon and/or chlorinated aliphatic hydrocarbon, in which an average cell diameter is in a range of 5 μm or more and 200 μm or less, a void area ratio is 5% or less in its cross section, a density is 15 kg/mor more and 26 kg/mor less, and when compression is made by a 10% displacement in a direction perpendicular to the thickness direction, a recovery rate 1 minute after release of this compression is 96.0% or more and 98.5% or less and a degree of change in recovery rates C is 0.030%/hr or more and 0.060%/hr or less.