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:
Nov. 23, 1999
Filed:
Dec. 21, 1998
Kazuaki Sukata, Kyoto, JP;
Tohru Tsuruhara, Osaka, JP;
Shun-Ichiro Yamanaka, Osaka, JP;
Shuji Sugawara, Osaka, JP;
Masashi Yasumatsu, Osaka, JP;
Orient Chemical Industries, Ltd., Osaka, JP;
Abstract
Metal compound of formula [I] which is excellent in charge control or charge-enhancing property, and toner for developing electrostatic images and powdery paint for electrostatic painting incorporating thereof: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represent a hydrogen, a linear or branched alkyl group, or a linear or branched unsaturated alkyl group; R.sup.1 and R.sup.2, R.sup.2 and R.sup.3, and R.sup.3 and R.sup.4 may bind together to form an aromatic or aliphatic ring which may have one or more substituents of a linear or branched alkyl group, or a linear or branched unsaturated alkyl group; M represents a metal; m represents an integer of 3 or more; n represents an integer of 2 or more.