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:
Jan. 13, 2015
Filed:
Jan. 24, 2011
Applicants:
Yasutaka Tsutsui, Shiga, JP;
Masahiko Ozawa, Shiga, JP;
Inventors:
Yasutaka Tsutsui, Shiga, JP;
Masahiko Ozawa, Shiga, JP;
Assignee:
Sekisui Plastics Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/16 (2006.01); C08J 9/18 (2006.01); C08J 9/14 (2006.01); C08J 9/00 (2006.01);
U.S. Cl.
CPC ...
C08J 9/141 (2013.01); C08J 9/0061 (2013.01); C08J 9/18 (2013.01); C08J 2203/14 (2013.01); C08J 2323/06 (2013.01); C08J 2325/06 (2013.01); C08J 2423/12 (2013.01);
Abstract
Expandable composite resin particles for frozen storage comprising: composite resin particles of a polyolefin-based resin and a polystyrene-based resin; 7.5 to 11% by weight of volatile blowing agent contained in the composite resin particles and containing pentane; and 0.5 to 1.5% by weight of moisture attached to surfaces of the composite resin particles.