A continuous process comprising: a) separating a starting epoxy novolac resin comprising oligomers having an average functionality of greater than 2.5 and a hydrolyzable chlorine content of less than 450 ppm with a first continuous evaporator apparatus under a vaporization temperature in the range of from 150°C to 250°C and an absolute pressure of from 0.05 to 1 mmHg absolute to form i) a first vapor fraction comprising epoxy novolac resin having more than 95 weight percent of 2-functional components, wherein the mass of the first vapor fraction is in the range of from 5 to 20 weight percent of the starting epoxy novolac resin; and ii) a first bottom fraction comprising epoxy novolac resin having a lower weight percent of 2-functional components in comparison with the weight percent of 2-functional components of the starting epoxy novolac resin; b) recovering the first bottom fraction; and c) condensing from 95 weight percent to 99.95 weight percent of the first vapor fraction at a temperature in the range of from 50°C to 200°C to form i) a first partially condensed vapor fraction product having at least 95 weight percent of 2-functional components and having a total chlorine content of less than 900 ppm and ii) an uncondensed vapor product comprising halogenated impurities; where the hydrolysable chlorine content of the epoxy resins is measured according to ASTM D1726 (Test Method B) and total chlorine is measured according to the titration method described in the specification and functionality of the epoxy resins is determined by GPC as described in the specification. a) separating a starting epoxy novolac resin comprising oligomers having an average functionality of greater than 2.5 and a hydrolyzable chlorine content of less than 450 ppm with a first continuous evaporator apparatus under a vaporization temperature in the range of from 150°C to 250°C and an absolute pressure of from 0.05 to 1 mmHg absolute to form i) a first vapor fraction comprising epoxy novolac resin having more than 95 weight percent of 2-functional components, wherein the mass of the first vapor fraction is in the range of from 5 to 20 weight percent of the starting epoxy novolac resin; and ii) a first bottom fraction comprising epoxy novolac resin having a lower weight percent of 2-functional components in comparison with the weight percent of 2-functional components of the starting epoxy novolac resin; i) a first vapor fraction comprising epoxy novolac resin having more than 95 weight percent of 2-functional components, wherein the mass of the first vapor fraction is in the range of from 5 to 20 weight percent of the starting epoxy novolac resin; and ii) a first bottom fraction comprising epoxy novolac resin having a lower weight percent of 2-functional components in comparison with the weight percent of 2-functional components of the starting epoxy novolac resin; b) recovering the first bottom fraction; and c) condensing from 95 weight percent to 99.95 weight percent of the first vapor fraction at a temperature in the range of from 50°C to 200°C to form i) a first partially condensed vapor fraction product having at least 95 weight percent of 2-functional components and having a total chlorine content of less than 900 ppm and ii) an uncondensed vapor product comprising halogenated impurities; where the hydrolysable chlorine content of the epoxy resins is measured according to ASTM D1726 (Test Method B) and total chlorine is measured according to the titration method described in the specification and functionality of the epoxy resins is determined by GPC as described in the specification. i) a first partially condensed vapor fraction product having at least 95 weight percent of 2-functional components and having a total chlorine content of less than 900 ppm and ii) an uncondensed vapor product comprising halogenated impurities;