Polyisocyanate composition, film-forming composition, film, film laminate, adhesive resin composition and adhesive resin-cured product, coating composition and coating material-cured product

Abstract

The present invention provides a polyisocyanate composition comprising at least one isocyanate compound selected from the group consisting of an aliphatic isocyanate and an alicyclic isocyanate as a skeleton, wherein an average value of a total number of isocyanate groups blocked with a blocking agent and not blocked with a blocking agent per polyisocyanate molecule is 2 or more, and among the isocyanate groups in the polyisocyanate composition, 1 mol % or more and 99 mol % or less are blocked with a blocking agent, and the like.

1 . A polyisocyanate composition comprising at least one isocyanate compound selected from the group consisting of an aliphatic isocyanate and an alicyclic isocyanate as a skeleton, wherein
 an average value of a total number of isocyanate groups blocked with a blocking agent and not blocked with a blocking agent per polyisocyanate molecule is 2 or more, and   among the isocyanate groups in the polyisocyanate composition, 1 mol % or more and 99 mol % or less are blocked with a blocking agent.   
     
     
         2 . The polyisocyanate composition according to  claim 1 , wherein the average value of the total number of isocyanate groups blocked with a blocking agent and not blocked with a blocking agent per polyisocyanate molecule is 3 or more. 
     
     
         3 . The polyisocyanate composition according to  claim 1 , wherein the polyisocyanate composition contains a polyisocyanate represented by the following general formula (I), 
       
         
           
           
               
               
           
         
       
       (in the general formula (I), R 11  is a residue obtained by removing isocyanate groups from a polyisocyanate derived from the isocyanate compound, X 11  is a structural unit derived from a blocking agent, m and n are independently integers of 1 or more, and n/(m+n) is 0.01 or more and 0.99 or less.) 
     
     
         4 . The polyisocyanate composition according to  claim 1 , wherein among the isocyanate groups in the polyisocyanate composition, 10 mol % or more and 90 mol % or less are blocked with a blocking agent. 
     
     
         5 . A film-forming composition comprising the polyisocyanate composition according to  claim 1 . 
     
     
         6 . The film-forming composition according to  claim 5 , further comprising an active hydrogen-containing compound. 
     
     
         7 . The film-forming composition according to  claim 6 , wherein the active hydrogen-containing compound contains an acrylic polyol. 
     
     
         8 . The film-forming composition according to  claim 6 , wherein the active hydrogen-containing compound contains a diol. 
     
     
         9 . A film obtained by curing the film-forming composition according to  claim 5 . 
     
     
         10 . A film laminate, comprising
 at least two types of layers selected from the group consisting of a substrate layer, a decorative layer, and an adhesive layer, wherein   at least one of the layers constituting the film laminate includes the film according to  claim 9 .   
     
     
         11 . An article comprising the film according to  claim 9 . 
     
     
         12 . The article according to  claim 11 , An article which is obtained by a manufacturing method comprising
 attaching the film according to  claim 9 , and   curing the pasted film.   
     
     
         13 . An adhesive resin composition comprising the polyisocyanate composition according to  claim 1 . 
     
     
         14 . The adhesive resin composition according to  claim 13 , further comprising an active hydrogen-containing compound. 
     
     
         15 . (canceled) 
     
     
         16 . A method for producing a laminate, comprising
 applying the adhesive resin composition according to  claim 13  to at least one adherend, and   laminating the adherend coated with the adhesive resin composition with another adherend.   
     
     
         17 . (canceled) 
     
     
         18 . A coating composition comprising the polyisocyanate composition according to  claim 1 . 
     
     
         19 . The coating composition according to  claim 18 , further comprising an active hydrogen-containing compound. 
     
     
         20 . (canceled) 
     
     
         21 . A composite resin-cured product, comprising
 the coating composition according to  claim 18 , and   a metal ingredient, a glass ingredient, a plastic ingredient or a wood ingredient as a base material.   
     
     
         22 . (canceled) 
     
     
         23 . A primary cured film obtained by curing a polyisocyanate composition including at least one isocyanate compound selected from the group consisting of an aliphatic isocyanate and an alicyclic isocyanate as a skeleton, and an active hydrogen-containing composition, comprising
 at least one functional group X selected from the group consisting of a urethane group, a urea group, and an amide group produced by curing the active hydrogen-containing compound and the polyisocyanate composition,   an active hydrogen group, and   an isocyanate group blocked with a blocking agent.   
     
     
         24 . The primary cured film according to  claim 23 , wherein a ratio γ/β between a molar amount γ of the functional group X and a molar amount β of the isocyanate group blocked with a blocking agent contained in the primary cured film is 0.1 or more and 9.0 or less. 
     
     
         25 . The primary cured film according to  claim 23 , wherein the molar amount γ of the functional group X contained in 1 kg of the primary cured film is 0.05 or more and 1.0 or less. 
     
     
         26 . The primary cured film according to  claim 23 , wherein the active hydrogen-containing compound includes an acrylic polyol. 
     
     
         27 . The primary cured film according to  claim 23 , wherein the active hydrogen-containing compound includes a diol. 
     
     
         28 . A secondary cured film obtained by curing the primary cured film according to  claim 23  by heating further. 
     
     
         29 . A method for producing a secondary cured film, comprising
 attaching the primary cured film according to  claim 23  so as to follow the molded product while heating at 50° C. or higher and 140° C. or lower, and   curing the attached resin composition by heating at 50° C. or higher and 180° C. or lower thereafter.   
     
     
         30 . The method for producing a secondary cured film according to  claim 29 , wherein a ratio γ/γ′ between a molar amount γ of the functional group X contained in the primary cured film and a molar amount γ′ of the functional group X contained in the secondary cured film is 0.1 or more and 0.9 or less. 
     
     
         31 . (canceled) 
     
     
         32 . (canceled) 
     
     
         33 . A primary cured film comprising a crosslinked structure and a curable functional group A. 
     
     
         34 . A film-forming composition, comprising a curable functional group A of the primary cured film according to  claim 33 , wherein
 the film-forming composition is able to produce a crosslinked structure of the primary cured film according to  claim 33 .   
     
     
         35 . A secondary cured film obtained by curing the primary cured film according to  claim 33 . 
     
     
         36 . A method for producing a secondary cured film, comprising
 attaching the primary cured film according to  claim 33  so as to follow the molded product while heating, and   curing the attached resin composition thereafter.   
     
     
         37 . An article comprising the primary cured film according to  claim 33 . 
     
     
         38 . An article comprising a secondary cured film obtained by the method according to  claim 36 .