Patent ID: 8729162
Filing Date: 2014-05-20
Classification: C04B,C08F,C08K,C08L

Abstract:
1. A cured vinyl ester resin composition, comprising a primary resin system comprising: (a) a peroxide cured vinyl ester resin, (b) a manganese compound which is a manganese carboxylate or a manganese acetoacetate, (c) a 1,3-dioxo compound having the following formula: wherein, X,Y═H, C a ring may be present between R R (d) a base, wherein the base is an organic base with pKa≧10 selected from amines or the base is an alkaline metal or earth alkaline metal compound, wherein the amount of the 1,3-dioxo compound is between 0.05 and 5% by weight, calculated on the total weight of the primary resin system, and wherein the base is present in an amount of from 0.001 to 2000 mmol/kg of the primary resin system, and wherein the composition has a molar ratio between the manganese compound and a basic functionality of the base of 1:1 to 1:1500.