Polymerizates of hydroxyetherified phenolic resin esterified with unsaturated polycarboxylic acid and laminates therefrom

Claim 1

A THERMOSET POLYMER PREPARED BY A PROCESS COMPRISING ADMIXING A CATALYTIC AMOUNT OF A FREE RADICAL POLYMERIZATION CATALYST WITH A THERMOPLASTIC POLYMER, THE THERMOPLASTIC POLYMER BEING PREPARED BY A PROCESS COMPRISING THE STEPS OF REACTING TOGETHER TO PRODUCE A HYDROXYETHER DERIVATIVE (1) A FUSIBLE, ORGANIC SOLVENT SOLUBLE CONDENSATION PRODUCT OF A PHENOL AND AN ALDEHYDE CONTAINING CONDENSATE UNITS HAVING REACTIVE PHENOLIC HYDROXYL GROUPS, AND (2) A SUBSTANCE REACTIVE WITH THE PHENOLIC HYDROXYL GROUPS SELECTED FROM THE GROUP CONSISTING OF MONO OXIRANE RING COMPOUNDS, ALKYLENE HALOHYDRINS, ALKYLENE CARBONATES, AND MIXTURES THEREOF, AND ESTERIFYING THE HYDROXYETHER DERIVATIVE BY REACTING IT TOGETHER WITH A CARBOXYLIC SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF CARBOXYLIC ACIDS, CARBOXYLIC ACID ANHYDRIDES, CARBOXYLIC ACID HALIDES AND MIXTURES THEREOF A PORTION OF SAID CARBOXYLIC COMPOUND BEING POLYCARBOXYLIC TO PRODUCE A THERMOPLASTIC ESTER DERIVATIVE, AT LEAST ONE OF THE CARBOXYLIC SUBSTANCES REACTED WITH THE CONDENSATION PRODUCT BEING ETHYLENICALLY UNSATURATED AND THE CONDENSATE UNITS OF THE RESULTANT CONDENSATION PRODUCT CONTAINING AT LEAST ONE ISOLATED ADDITIONPOLYMERIZABLE CARBON-CARBON DOUBLE BOND; AND POLYMERIZING THE ADMIXTURE OF THERMOPLASTIC POLYMER AND CATALYST TO PRODUCE A THERMOSET POLYMER.