Title:
ユーロピウム-アンモニウムテトラキレート
Document Type and Number:
Japanese Patent JP2005501125
Kind Code:
A
Abstract:
A europium-ammonium tetra chelate compound, composition, and method for making the compound according to the formula NH4+Eu3+[X]4.H2O, where X is a bidentate ligand is provided. The bidentate ligand may be diketone, and includes thenoyltrifluoroactonate, benzoyltrifluoroacetonate, and napthyltrifluoroacetonate ligands. The compound is invisible under ordinary light conditions, exhibits fluorescence upon exposure to UV light, and is soluble in alcohol and alcohol/water based solutions. The compound may be used as a dye in ink formulations, among other applications.
Inventors:
Potrawa, Thomas
Application Number:
JP2003523562A
Publication Date:
January 13, 2005
Filing Date:
August 23, 2002
Export Citation:
Assignee:
Honeywell International Inc.
International Classes:
C07D333/22; C07C49/92; C07F5/00; C09B57/10; C09D11/00; C09K11/06; (IPC1-7): C07C49/92; C07D333/22; C09B57/10; C09D11/00
Attorney, Agent or Firm:
Kazuo Shamoto
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Shurin Sakurai
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Shurin Sakurai