Metal film material and method for manufacturing the same

Abstract

The present invention provides a method for manufacturing a metal film material, the method including: applying an ink composition by discharging the ink composition onto a substrate via an inkjet method, the ink composition containing at least one first monomer having at least one group selected from the group consisting of a cyano group, an alkyloxy group, an amino group, a pyridine residue, a pyrrolidone residue, an imidazole residue, an alkylsulfanyl group, or a cyclic ether residue, at least one second monomer that has polyfunctionality, and at least one polymerization initiator, a total monomer content in the ink composition being 85% by mass or greater; forming a cured film by carrying out at least one of light exposure or heating of the ink composition that has been applied; applying a plating catalyst or a precursor thereof to the cured film; and a plating processing step of performing plating with respect to the plating catalyst or precursor thereof that has been applied.

The invention claimed is: 
     
       1. A method for manufacturing a metal film material, the method comprising:
 applying an ink composition by discharging the ink composition onto a substrate via an inkjet method, the ink composition containing at least one first monomer having at least one group selected from the group consisting of a cyano group, an alkyloxy group, an amino group, a pyridine residue, a pyrrolidone residue, an imidazole residue, an alkylsulfanyl group, and a cyclic ether residue, at least one second monomer that has polyfunctionality, and at least one polymerization initiator, a total monomer content in the ink composition being 85% by mass or greater; 
 forming a cured film by carrying out at least one of light exposure or heating of the ink composition that has been applied; 
 applying a plating catalyst or a precursor thereof to the cured film; and 
 performing plating with respect to the plating catalyst or precursor thereof that has been applied. 
 
     
     
       2. The method for manufacturing a metal film material according to  claim 1 , wherein the at least one first monomer comprises a monofunctional monomer. 
     
     
       3. The method for manufacturing a metal film material according to  claim 1 , wherein the at least one first monomer comprises a monomer represented by the following Formula (M1-1): 
       
         
           
           
               
               
           
         
         wherein, in Formula (M1-1), R 1  represents a hydrogen atom, or a substituted or unsubstituted alkyl group; X 1  and Y 1  each independently represent a single bond, or a substituted or unsubstituted divalent organic group; W 1  represents a cyano group, an alkyloxy group, an amino group, a pyridine residue, a pyrrolidone residue, an imidazole residue, an alkylsulfanyl group, or a cyclic ether residue; n represents an integer from 1 to 3, and when n is 2 or greater, plural instances of Y 1  may be the same as or different from each other. 
       
     
     
       4. The method for manufacturing a metal film material according to  claim 1 , wherein the content of the at least one second monomer is from 1% by mass to 20% by mass with respect to the total amount of monomers included in the ink composition. 
     
     
       5. The method for manufacturing a metal film material according to  claim 1 , wherein the content of the at least one first monomer is from 10% by mass to 80% by mass with respect to the total amount of monomers included in the ink composition. 
     
     
       6. The method for manufacturing a metal film material according to  claim 1 , wherein the content of the at least one polymerization initiator is from 1% by mass to 15% by mass with respect to the total amount of the ink composition. 
     
     
       7. The method for manufacturing a metal film material according to  claim 1 , wherein a content of polymerizable groups included in the at least one second monomer is from 0.5 mmol/g to 2.0 mmol/g, with respect to the total amount of the ink composition. 
     
     
       8. The method for manufacturing a metal film material according to  claim 1 , wherein a content of polymer compounds having a molecular weight of equal to or greater than 1500 in the ink composition is 2.5% by mass or less. 
     
     
       9. The method for manufacturing a metal film material according to  claim 3 , wherein, in Formula (M1-1), R 1  represents a hydrogen atom or a methyl group, X 1  represents —COO— or —CONH—, and Y 1  represent an alkylene group having from 1 to 3 carbon atoms. 
     
     
       10. The method for manufacturing a metal film material according to  claim 1 , wherein the at least one second monomer comprises a polyfunctional monomer having two or more groups selected from the group consisting of acrylate groups, methacrylate groups, acrylamido groups, methacrylamido groups, vinyloxy groups, and N-vinyl groups. 
     
     
       11. The method for manufacturing a metal film material according to  claim 1 , wherein the formation of the cured film is carried out in an environment having an oxygen concentration of 10% or less. 
     
     
       12. The method for manufacturing a metal film material according to  claim 1 , wherein, in the application of the ink composition, the ink composition is discharged onto the substrate pattern-wise.