Photo curable resin composition, imaging display device and production method thereof

Abstract

A photocurable resin composition which hardly causes leakage and is easily formed into a desired shape and an image display device using this photocurable resin composition are provided. Namely, a photocurable resin composition comprises a compound (A) having a photopolymerizable functional group and an oil gelling agent (B), is provided. Also, an image display device having a laminate structure including an image display unit having an image display part, a transparent protective plate, and a resin layer existent between the image display unit and the transparent protective plate, wherein the resin layer is a cured material of the above-described photocurable resin composition, is provided.

What is claimed is: 
     
         1 . A method for manufacturing an image display device comprising allowing a photocurable resin composition to intervene in a gap between a touch panel and a transparent protective plate and curing the photocurable resin composition, wherein
 the photocurable resin composition containing a compound (A) having a photopolymerizable functional group and an oil gelling agent (B) is allowed to intervene in the gap and cured upon irradiation with light at least from the side of the transparent protective plate.   
     
     
         2 . The method for manufacturing an image display device according to  claim 1 , wherein the transparent protective plate has a level difference part. 
     
     
         3 . The method for manufacturing an image display device according to  claim 1 , wherein the oil gelling agent (B) is at least one member of a hydroxy fatty acid, dextrin ester of fatty acid, n-lauroyl-L-glutamic acid-α,β-dibutylamide, di-p-methylbenzylidene sorbitol glucitol, 1,3:2,4-bis-O-benzylidene-D-glucitol, 1,3:2,4-bis-O-(4-methylbenzylidene)-D-sorbitol, bis(2-ethylhexanoato)hydroxyaluminum, and compounds represented by the following general formulae (1) to (12): 
       
         
           
           
               
               
           
         
       
       wherein
 in the general formula (1), m is an integer of from 3 to 10; n is an integer of from 2 to 6; R 1  is a saturated hydrocarbon group having a carbon number of from 1 to 20; and X is sulfur or oxygen, 
 in the general formula (2), R 2  is a saturated hydrocarbon group having a carbon number of from 1 to 20; and Y 1  is a bond or a benzene ring, 
 in the general formula (3), R 3  is a saturated hydrocarbon group having a carbon number of from 1 to 20; and Y 2  is a bond or a benzene ring, 
 in the general formula (4), R 4  is a saturated hydrocarbon group having a carbon number of from 1 to 20, 
 in the general formula (6), R 5  and R 6  are each independently a saturated hydrocarbon group having a carbon number of from 1 to 20, 
 in the general formula (7), R 7  is a saturated hydrocarbon group having a carbon number of from 1 to 20, 
 in the general formula (8), R 8  is a saturated hydrocarbon group having a carbon number of from 1 to 20, and 
 in the general formula (10), R 9  and R 10  are each independently a saturated hydrocarbon group having a carbon number of from 1 to 20. 
 
     
     
         4 . The method for manufacturing an image display device according to  claim 1 , wherein the compound (A) having a photopolymerizable functional group includes a compound having an ethylenically unsaturated group. 
     
     
         5 . The method for manufacturing an image display device according to  claim 1 , wherein the photocurable resin composition further contains a photopolymerization initiator (C). 
     
     
         6 . The method for manufacturing an image display device according to  claim 1 , wherein the photocurable resin composition further contains a compound (D) which is liquid at 25° C. 
     
     
         7 . The method for manufacturing an image display device according to  claim 1 , wherein the photocurable resin composition further contains a compound (E) which is solid at 25° C. 
     
     
         8 . The method for manufacturing an image display device according to  claim 1 , wherein the touch panel is a resistive membrane system, an electrostatic capacitance type, or an inductive coupling type.