Infrared absorbent compositions

Details Infrared absorbent compositions Infrared absorbent compositions

1988-09-09

1991-06-18

Le, Hoa Van

Radiation imagery chemistry: process, composition, or product th

Color imaging process

Stabilizing

430517, 430944, 430945, 252587, 350311, 350 11, 546270, 556136, 556146, G02B 520, F21V 904

Patent

active

050249231

ABSTRACT:
The present invention relates to an infrared absorbent composition comprising at least one of the metal complex compounds represented by formulae (I) or (II): ##STR1## wherein [Cat] represents a cation necessary for neutralizing the complex; n represents 1 or 2; M represents Cu, Co, Ni, Pd, or Pt; and R represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; and two R's in the same ligand may combine with each other to form a ring.

REFERENCES:
patent: 4675423 (1987-06-01), Schrott et al.
patent: 4730902 (1988-03-01), Suzuki et al.
patent: 4761181 (1988-08-01), Suzuki
patent: 4763966 (1988-08-01), Suzuki et al.
patent: 4767571 (1988-08-01), Suzuki et al.
patent: 4791023 (1988-12-01), Suzuki et al.
New Multi-Sulfur 1,2-Dithiolene Complexes-Preparation, Structure, and Electrochemical Properties, Bull. Chem. Soc. Jpn., 59, 627-630 (1986).

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