JPS646085A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Luminescent compound and ink composition and resin composition containing same
Assignee: Mitsui Toatsu Chemicals Inc
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Filing: 1987-06-30
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Granted: —
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Expires: 2007-06-30
Abstract
Abstract PURPOSE:To provide the titled compound colorless under normal visible rays, luminescent red by ultraviolet irradiation, suitable for ink compositions, consisting of a specific substituted acetonate-based europium complex. CONSTITUTION:The objective compound consisting of a complex of formula I [R1 and R2 are each H, halogen, alkyl, alkoxy, (di)(alkyl) amino, aryl or aralkyl; A<+> is of formula II (R3-R6 are each H, alkyl or aralkyl), (substituted) pyridinium cation or phosphonium cation] [e.g., n-tetrabutylammonium tetra(benzoyl trifluoroacetonate)europium complex]. This compound is used in ink compositions.
Inventors
- 👤 Hirosuke Takuma
- 👤 Shizuo Kuroda
- 👤 Tatsuya Nagayoshi
- 👤 Hiroshi Aiga
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-08 09:53
CPC Classifications
—
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References Cited (Backward Citations)
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