Compound or its tautomer, metal complex compound, colored photosensitive curing composition, color filter, and production

Abstract

Provided is a colored photosensitive curing composition useful for color filters in primary colors, including blue, green, and red, having a high molar absorption coefficient and allowing a reduction in film thickness and superior color purity and fastness. A colored photosensitive curing composition, comprising, as its colorant, a dipyrromethene-based metal complex compound obtained from a metal or metal compound and a dipyrromethene-based compound represented by the following Formula (I): wherein in Formula (I), R 1 to R 6 each independently represent a hydrogen atom or a substituent group; and R 7 represents a hydrogen or halogen atom, or an alkyl, aryl or heterocyclic group.

1 . A colored photosensitive curing composition, comprising a photopolymerization initiator and, as a colorant, a dipyrromethene-based metal complex compound obtained from a metal or metal compound and a dipyrromethene-based compound represented by the following Formula (I): 
       
         
           
           
               
               
           
         
         wherein the photopolymerization initiator is selected from the group consisting of naphthoquinone diazide compounds, triazine compounds and oxime compounds; 
         the metal or metal compound is Fe, Zn, Mg, Si, Pt, Pd, Mo, Mn, Cu, Ni, Co, TiO, or VO; and, 
         in Formula (I), R 1  to R 6  each independently represents a hydrogen atom or a substituent group; and R 7  represents a hydrogen or halogen atom, or an alkyl, aryl or heterocyclic group. 
       
     
     
         2 . The colored photosensitive curing composition of  claim 1 , wherein the dipyrromethene-based metal complex compound is a compound represented by the following Formula (II-1): 
       
         
           
           
               
               
           
         
         wherein in Formula (II-1), R 1  to R 6  each independently represents a hydrogen atom or a substituent group; R 7  represents a hydrogen or halogen atom, or an alkyl, aryl or heterocyclic group; Ma represents Fe, Zn, Mg, Si, Pt, Pd, Mo, Mn, Cu, Ni, Co, TiO, or VO; X 2  represents a group needed for neutralization of the electric charge of Ma; X 1  represents a group that can bind to Ma; and X 1  and X 2  may bind to each other to form a five-, six-, or seven-membered ring. 
       
     
     
         3 . The colored photosensitive curing composition of  claim 2 , wherein the dipyrromethene-based metal complex compound is a compound represented by the following Formula (II-2): 
       
         
           
           
               
               
           
         
         wherein in Formula (II-2), R 1  to R 6 , and R 8  to R 13  each independently represents a hydrogen atom or a substituent group; R 7  and R 14  each independently represents a hydrogen or halogen atom, or an alkyl, aryl or heterocyclic group; and Ma represents Fe, Zn, Mg, Si, Pt, Pd, Mo, Mn, Cu, Ni, Co, TiO, or VO. 
       
     
     
         4 . The colored photosensitive curing composition of  claim 1 , wherein the metal or metal compound is Fe, Zn, Co, V═O, or Cu. 
     
     
         5 . The colored photosensitive curing composition of  claim 1 , further comprising a tetraazaporphyrin-based cyan colorant represented by the following Formula (A): 
       
         
           
           
               
               
           
         
         wherein in Formula (A), M 1  represents a metal or a metal compound; and Z 1 , Z 2 , Z 3 , and Z 4  each independently represents an atom group needed for forming a six-membered ring with atoms thereof selected from the group consisting of carbon, nitrogen, and hydrogen. 
       
     
     
         6 . The colored photosensitive curing composition of  claim 5 , wherein the tetraazaporphyrin-based cyan colorant represented by the Formula (A) is a phthalocyanine colorant represented by the following Formula (B): 
       
         
           
           
               
               
           
         
         wherein in Formula (B), R 101  to R 116  each independently represents a hydrogen atom or a substituent group; and M 2  represents a metal or metal compound. 
       
     
     
         7 . The colored photosensitive curing composition of  claim 1 , further comprising a cyan colorant represented by the following Formula (C): 
       
         
           
           
               
               
           
         
         wherein in Formula (C), R 50  to R 55  each independently represents a hydrogen atom or a substituent group; R 56  and R 57  each independently represents a hydrogen atom or an alkyl, alkenyl, aryl or heterocyclic group; Za and Zb each independently represents —N═ or —C(R 58 ); R 58  represents a hydrogen atom or a substituent group; and R 52  and R 53 , R 53  and R 57 , R 54  and R 55 , R 55  and R 56 , and/or R 56  and R 57  may bind to each other to form a five-, six-, or seven-membered ring.