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:
Aug. 17, 2010
Filed:
Aug. 31, 2005
Takashi Korenaga, Nishinomiya, JP;
Takashi Deguchi, Nishinomiya, JP;
Shoichi Tsutsui, Nishinomiya, JP;
Takashi Korenaga, Nishinomiya, JP;
Takashi Deguchi, Nishinomiya, JP;
Shoichi Tsutsui, Nishinomiya, JP;
Shiraishi Kogyo Kaisha, Ltd., Osaka, JP;
Abstract
A powdery white vulcanization promoter composition which is excellent in storage stability, the resistance of blends thereof with rubbers or the like to heat build-up, and design; and rubber compositions containing the same. Specifically, a vulcanization promoter composition which comprises a modified calcium carbonate (A) surface-treated with a fatty acid or a resin acid and a silicic acid, an inorganic filler (B) exhibiting an oil absorption of as high as 50 to 300 ml/100 g, and a vulcanization promoter component (C) liquid at ordinary temperatures, characterized in that the (A):(B) mixing ratio is within the range of 30:70 to 95:5 and the content of (C) is 30 to 80 wt % based on the whole of the promoter composition.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile