hydroxyethyl ethers thereof of phenol formaldehyde condensation products such as phenolic alcohols phenolic aldehyde resins and the like sulfur containing and nitrogen containing epoxides n n 39 diglycidylaniline n n 39 dimethyldiglycidyl 4 4 39 diaminodiphenylmethane as well as epoxides which have been prepared by conventional methods from polyunsaturated carboxylic acids or mono unsaturated carboxylic acid esters of unsaturated alcohols glycidyl esters polyglycidyl esters which can be obtained by the polymerization of copolymerization of glycidyl esters of unsaturated acids or are obtainable from other acid compounds cyanuric acid diglycidyl sulfide cyclic trimethylenetrisulfone or derivatives thereof etc not only the above pure epoxides but also mixtures thereof as well as mixtures thereof with monoepoxides in the presence if desired of solvents or plasticizers can be reacted by the method specified herein for example the following monoepoxides can be used in mixtures with the above named epoxide compounds epoxidized mono unsaturated hydrocarbons butylene oxide cyclohexene oxide styrene oxide etc epoxides containing halogen such as for example epichlorhydrin epoxy ethers of univalent alcohols methyl ethyl butyl 2 ethylhexyl and dodecyl alcohol etc epoxy ethers of univalent phenols phenol cresol and other phenols substituted in the ortho or para position glycidyl esters of unsaturated carboxylic acids epoxidized esters of unsaturated alcohols or unsaturated carboxylic acids as well as the acetals of glycide aldehyde the preparation of the mixtures is performed by known methods e g by kneading on a friction roller in kneaders and in extruders in many cases mixing in solution is.