Patent ID: 9382459
Filing Date: 2016-07-05
CPC Classification: C08G,C08K,C08L,C09J

Claim Text:
1. A solventless one liquid type cyanate ester-epoxy composite resin composition; comprising: (A) a multifunctional cyanate ester resin or mixture thereof represented by the following formula (1), wherein the average cyanate group number of all the components (A) is 2.5 or more, (B) multifunctional liquid epoxy resin or mixture thereof represented by the following formula (2), wherein the average epoxy group number of all the components (B) is 2.5 or more, and (C) amine latent curing agent, wherein Ai is the cyanate group number of component i, Xi is the content ratio of component i in terms of percent by mass, and n is the total number of components (A), Formula (2): wherein Bk is the epoxy group number of component k, Yk is the content ratio of component k in terms of percent by mass, and n is the total number of components (B), wherein the multifunctional liquid epoxy resin of the above component (B) contains 50 to 100 percent by mass of N,N-bis(2,3-epoxypropyl)-4-(2,3-epoxypropoxy)-2-methylaniline, and wherein the amine latent curing agent component (C) is an active hydrogen-containing amine latent curing agent, and the amine latent curing agent component (C) is a latent curing agent comprised of (a) a modified amine, which is obtained by reacting (a-1) a polyamine compound with (a-2) an epoxy compound, and has one or more of amino groups having active hydrogen within a molecule, and (b) phenol resin.