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:
May. 09, 2006
Filed:
Jul. 22, 2004
Kazuyuki Yada, Kamisu-machi, JP;
Kenji Shimoyamada, Kamisu-machi, JP;
Masahiro Muranaka, Kamisu-machi, JP;
Junichi Fuji, Kamisu-machi, JP;
Shigeaki Suzuki, Kurashiki, JP;
Kazuyuki Yada, Kamisu-machi, JP;
Kenji Shimoyamada, Kamisu-machi, JP;
Masahiro Muranaka, Kamisu-machi, JP;
Junichi Fuji, Kamisu-machi, JP;
Shigeaki Suzuki, Kurashiki, JP;
Kuraray Co., Ltd., Kurashiki, JP;
Abstract
Phosphonium salts represented by the general formula (I) wherein Rand Reach represents a phenyl group which may be substituted by a lower alkyl group, Rrepresents a phenylene group which may be substituted by a lower alkyl group, Rand Reach represents a hydrogen atom or a hydrocarbon group having 1 to 12 carbon atoms which may be substituted and Rrepresents a hydrogen atom or a hydrocarbon group having 1 to 5 carbon atoms which may be substituted; processes for producing the same and uses for the same; phosphines providing the same, and processes for producing said phosphines.