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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.:

US 9522984 B1

PDFFull Text
Date of Patent:
Dec. 20, 2016

Filed:

Oct. 17, 2012

Polypropylene resin composition and expanded molding

Applicant:

Japan Polypropylene Corporation, Tokyo, JP;

Inventors:

Motoki Kaneno, Mie, JP;

Koji Yamashita, Mie, JP;

Hiroshi Tsuji, Mie, JP;

Akihiro Suzuki, Mie, JP;

Shinichi Kitade, Mie, JP;

Masaru Aoki, Mie, JP;

Isamu Terayama, Mie, JP;

Assignee:

Japan Polypropylene Corporation, Tokyo, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Michael C Miggins

Int. Cl.
CPC ...
C08J 9/06 (2006.01); B29C 51/02 (2006.01); C08L 23/12 (2006.01); B29C 47/00 (2006.01); B29C 47/92 (2006.01); C08J 9/00 (2006.01); C08J 9/08 (2006.01); B29C 44/20 (2006.01); B29C 44/50 (2006.01); C08J 5/18 (2006.01); C08L 23/14 (2006.01); B29C 49/04 (2006.01); B29K 23/00 (2006.01); B29K 105/00 (2006.01); B29K 105/04 (2006.01);
U.S. Cl.
CPC ...
C08J 9/06 (2013.01); B29C 44/20 (2013.01); B29C 44/50 (2013.01); B29C 47/0026 (2013.01); B29C 47/0042 (2013.01); B29C 47/0054 (2013.01); B29C 47/92 (2013.01); B29C 51/02 (2013.01); C08J 5/18 (2013.01); C08J 9/0061 (2013.01); C08J 9/08 (2013.01); C08L 23/12 (2013.01); C08L 23/14 (2013.01); B29C 47/0004 (2013.01); B29C 49/04 (2013.01); B29C 2947/922 (2013.01); B29C 2947/92695 (2013.01); B29K 2023/12 (2013.01); B29K 2023/14 (2013.01); B29K 2105/0085 (2013.01); B29K 2105/0088 (2013.01); B29K 2105/04 (2013.01); C08J 2201/03 (2013.01); C08J 2203/02 (2013.01); C08J 2323/12 (2013.01); C08J 2323/14 (2013.01); C08J 2423/12 (2013.01); C08L 2203/14 (2013.01); C08L 2205/025 (2013.01); C08L 2205/035 (2013.01); Y10T 428/1376 (2015.01);
Abstract

A polypropylene-based resin composition is provided that can provide a foam molding that exhibits an excellent closed cell characteristic and excellent extrusion characteristics, that is light weight and has a rigid feel, and that has an excellent recyclability. This polypropylene-based resin composition contains 100 weight % or is less than 100 weight % but at least 70 weight % of component (A) below and contains 0 weight % or is greater than 0 weight % but not more than 30 weight % of component (B) below,

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