Resin composition and thermo/photosensitive composition

Abstract

The present invention provides a resin composition that includes (A) a polymer compound that has, on a side chain of a main chain polymer, through a lir ‘cage group containing a hydrogen-bonding group and a ring structure, a terminal ethylenic unsaturated bond, and is soluble or swelling in water or an alkali aqueous solution, and (B) a compound that generates radicals when exposed to light or heat. The invention further provides a thermo/photosensitive composition that includes (A′) a polymer compound that has a non-acidic hydrogen-bonding group on a side chain and is soluble or swelling in water or an alkali aqueous solution, and (B′) a compound that generates radicals when exposed to light or heat.

1 - 20 . (canceled)  
     
     
         21 . A negative-type planographic printing plate precursor capable of direct plate-making with laser light, comprising a support and a recording layer disposed on the support, the recording layer comprising a thermo/photosensitive composition that comprises: 
 an infrared absorbing agent;    a first radical-polymerizing compound; 
 polymer compound A that has a non-acidic hydrogen-bonding group on a side chain, and is soluble or swells in water or an alkali aqueous solution; and  
 compound B that generates a radical when exposed to light or heat,  
   wherein the polymer compound A is a copolymer comprising, as copolymerization components, a second radical-polymerizing compound having a nitrile group as a non-acidic hydrogen-bonding group, a third radical-polymerizing compound comprising an ethylenic unsaturated group on a side chain and a fourth radical-polymerizing compound comprising an acid group.    
     
     
         22 . The planographic printing plate precursor of  claim 21 , wherein the second radical-polymerizing compound having a nitrile group as a non-acidic hydrogen-bonding group is one selected from the group consisting of acrylonitrile, methacrylonitrile and a compound represented by the following formula (A):  
       
         
           
           
               
               
           
         
         wherein X represents a hydrogen atom or a methyl group; Y represents an oxygen atom, a sulfur atom, or N—W; W represents a hydrogen atom or an alkyl group having 1 to 10 carbon atoms that may have a substituent; and Z represents a group having the non-acidic hydrogen-bonding group.  
       
     
     
         23 . The planographic printing plate precursor of  claim 21 , wherein the second radical-polymerizing compound having a nitrile group as a non-acidic hydrogen-bonding group is either acrylonitrile or methacrylonitrile.  
     
     
         24 . The planographic printing plate precursor of  claim 21 , wherein a content of a structure unit that has a non-acidic hydrogen-bonding group in the polymer compound A is within the range of 20 to 60 mol %.  
     
     
         25 . The planographic printing plate precursor of  claim 21 , wherein the ethylenic unsaturated group of the third radical-polymerizing compound is represented by one of the following formulae (C-1) through (C-3):  
       
         
           
           
               
               
           
         
         wherein in formula (C-1), Rc 1  represents a hydrogen atom or a monovalent organic group; Rc 2  and Rc 3  each independently represent a hydrogen atom, a halogen atom, an amino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Xc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group;  
         in formula (C-2), Rc 4  through Rc 8  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Yc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group; and  
         in formula (C-3), Rc 9  represents a hydrogen atom or a monovalent organic group; Rc 10  and Rc 11  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Zc represents an oxygen atom, a sulfur atom, —NRc 12 - or a phenylene group that may have a substituent, in which Rc 12  represents a hydrogen atom or a monovalent organic group.  
       
     
     
         26 . The planographic printing plate precursor of  claim 25 , wherein a content of a structure unit expressed by one of the formulae (C-1) through (C-3) is within the range of 30 to 80 mol %.  
     
     
         27 . The planographic printing plate precursor of  claim 21 , wherein the compound B is one selected from the group consisting of onium salt compounds represented by the following formulae (11) to (13), a borate compound represented by the following formula (15) and a compound having a carbon-halogen bond represented by the following formula (16):  
       
         
           
           
               
               
           
         
         wherein in the formula (11), Ar 1  and Ar 2  each independently represent an aryl group having 20 or less carbon atoms that may have a substituent; (Z 2 ) −  represents a counter ion selected from a group consisting of a halogen ion, a perchloric acid ion, a carboxylic acid ion, a tetrafluoroborate ion, a hexafluorophosphate ion and a sulfonic acid ion;  
         in the formula (12), Ar 3  represents an aryl group having 20 or less carbon atoms that may have a substituent; the definition of (Z 3 ) −  is the same as that of (Z 2 ) − ;  
         in the formula (13), R 23 , R 24  and R 25  each independently represent a hydrocarbon group having 20 or less carbon atoms that may have a substituent; the definition of (Z 4 ) −  is the same as that of (Z 2 ) − ;  
         in the formula (15), R 28 , R 29 , R 30  and R 31  each independently represent a substituted or nonsubstituted alkyl group, a substituted or nonsubstituted aryl group, a substituted or nonsubstituted alkenyl group, a substituted or nonsubstituted alkynyl group, or a substituted or nonsubstituted heterocyclic group; two or more groups of the R 28 , R 29 , R 30  and R 31  may bond each other to form a ring structure; at least one of the R 28 , R 29 , R 30  and R 31  is a substituted or nonsubstituted alkyl group; (Z 5 ) +  represents an alkali metal cation or a quaternary ammonium cation; and  
         in the formula (16), X 2  represents a halogen atom, and Y 1  represents —C(X 2 ) 3 , —NH 2 , —NHR 38 , —NR 38  or —OR 38 ; the R 38  represents an alkyl group, a substituted alkyl group, an aryl group, or a substituted aryl group; R 37  represents —C(X 2 ) 3 , an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, or a substituted alkenyl group.  
       
     
     
         28 . The planographic printing plate precursor of  claim 23 , wherein a content of a structure unit that has a non-acidic hydrogen-bonding group in the polymer compound A is within the range of 20 to 60 mol %.  
     
     
         29 . The planographic printing plate precursor of  claim 23 , wherein the ethylenic unsaturated group of the third radical-polymerizing compound is represented by one of the following formulae (C-1) through (C-3):  
       
         
           
           
               
               
           
         
         wherein in formula (C-1), Rc 1  represents a hydrogen atom or a monovalent organic group; Rc 2  and Rc 3  each independently represent a hydrogen atom, a halogen atom, an amino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Xc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group;  
         in formula (C-2), Rc 4  through Rc 8  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Yc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group; and  
         in formula (C-3), Rc 9  represents a hydrogen atom or a monovalent organic group; Rc 10  and Rc 11  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Zc represents an oxygen atom, a sulfur atom, —NRc 12 - or a phenylene group that may have a substituent, in which Rc 12  represents a hydrogen atom or a monovalent organic group.  
       
     
     
         30 . The planographic printing plate precursor of  claim 24 , wherein the ethylenic unsaturated group of the third radical-polymerizing compound is represented by one of the following formulae (C-1) through (C-3):  
       
         
           
           
               
               
           
         
         wherein in formula (C-1), Rc 1  represents a hydrogen atom or a monovalent organic group; Rc 2  and Rc 3  each independently represent a hydrogen atom, a halogen atom, an amino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Xc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group;  
         in formula (C-2), Rc 4  through Rc 8  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Yc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group; and  
         in formula (C-3), Rc 9  represents a hydrogen atom or a monovalent organic group; Rc 10  and Rc 11  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Zc represents an oxygen atom, a sulfur atom, —NRc 12 - or a phenylene group that may have a substituent, in which Rc 12  represents a hydrogen atom or a monovalent organic group.  
       
     
     
         31 . The planographic printing plate precursor of  claim 28 , wherein the ethylenic unsaturated group of the third radical-polymerizing compound is represented by one of the following formulae (C-1) through (C-3):  
       
         
           
           
               
               
           
         
         wherein in formula (C-1), Rc 1  represents a hydrogen atom or a monovalent organic group; Rc 2  and Rc 3  each independently represent a hydrogen atom, a halogen atom, an amino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Xc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group;  
         in formula (C-2), Rc 4  through Rc 8  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Yc represents an oxygen atom, a sulfur atom, or —NRc 4 -, in which Rc 4  represents a hydrogen atom or a monovalent organic group; and  
         in formula (C-3), Rc 9  represents a hydrogen atom or a monovalent organic group; Rc 10  and Rc 11  each independently represent a hydrogen atom, a halogen atom, an amino group, a dialkylamino group, a carboxyl group, an alkoxycarbonyl group, a sulfo group, a nitro group, a cyano group, or a monovalent organic group; and Zc represents an oxygen atom, a sulfur atom, —NRc 12 - or a phenylene group that may have a substituent, in which Rc 12  represents a hydrogen atom or a monovalent organic group.  
       
     
     
         32 . The planographic printing plate precursor of  claim 29 , wherein a content of a structure unit expressed by the formulae (C-1) through (C-3) is within the range of 30 to 80 mol %.