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:
Mar. 30, 2010
Filed:
Feb. 04, 2005
Akihiro Matsuki, Yokkaichi, JP;
Shinichi Kanamaru, Sakaide, JP;
Yutaka Fukuyama, Minato-ku, JP;
Nobutake Mise, Minato-ku, JP;
Eihachi Takamura, Yokkaichi, JP;
Koichi Nakayama, Yokkaichi, JP;
Akihiro Matsuki, Yokkaichi, JP;
Shinichi Kanamaru, Sakaide, JP;
Yutaka Fukuyama, Minato-ku, JP;
Nobutake Mise, Minato-ku, JP;
Eihachi Takamura, Yokkaichi, JP;
Koichi Nakayama, Yokkaichi, JP;
Mitsubishi Chemical Corporation, Tokyo, JP;
Abstract
To provide a propylene resin composition excellent in both the electroconductivity and moldability and excellent in their balance, and a molded product thereof. A propylene resin composition comprising from 50 to 98 wt % of a propylene resin having a MFR of from 5 to 300 g/10 min, and from 2 to 50 wt % of carbon black having a 24M4DBP absorption of at least 130 cm/100 g, a dehydrogenation amount of at most 1.2 mg/g at 1,500° C. for 30 minutes and a crystallite size (Lc) of from 10 to 17 Å. A propylene resin molded product which is a propylene resin molded product obtained by molding such a propylene resin composition and which has a volume resistivity of from 10to 10Ω·cm and a MFR of from 1 to 80 g/10 min.