wherein R $_{1 }$and R$_{2 }$are each independently a hydrogen atom or  a functional group selected from the group consisting of an  amino group, an alkyl group having 1 to 4 carbon atoms,  phenyl group, a vinyl group, and combinations thereof.  9.  The condensation product of claim  1,  wherein the triaz- ine monomer and the aldehyde monomer comprise an alde› hyde modified triazine monomer.  10.  The condensation product of claim  1,  wherein the reac› tion mixture further comprises one or more organic solvents  having one or more functionalities selected from the group  consisting of an ether functionality, a ketone functionality, an  alcohol functionality, an ester functionality, and combina› tions thereof.  11.  A method for the preparation of the condensation prod› uct of claim  1,  comprising:  from about 3 to about 30 moles of the arylhydroxy  monomer for each mole of the triazine monomer;  from about 1 to about 6 moles of the aldehyde monomer  for each mole of the triazine monomer; and  heating the reaction mixture to a temperature of about 120°  C. to about 165°  C. and substantially completing reac› tion of the arylhydroxy monomer in the reaction mix- ture.  the acid catalyst; and  12.  The method of claim  11,  wherein the triazine monomer  and the aldehyde monomer comprise an aldehyde modified  triazine monomer.  13.  The method of claim  12,  wherein the aldehyde modi- fled  triazine  monomer  comprises  hexamethoxymeth- ylmelamine.  . .  .  14.  The method of claim  11,  further compnsmg chargmg a  stabilizer or one or more organic solvents selected from the  group consisting of cresol, N-methyl pyrrolidone, hydr~- quinone, triethylcitrate, butyrolactone, glycerol, and combi› nations thereof.  15.  The method of claim  11,  further comprising charging a  base catalyst to the reaction vessel before heating the reaction  mixture.  16.  The condensation product of claim  1,  wherein the con› densation product comprises a solubility from about 33% to  at least about 80 wt. % solids dissolved for 120 hours or  greater in one or more organic solvents having one or more  functionalities selected from the group consisting of an ether  functionality, a ketone functionality, an alcohol functionality,  an ester functionality, and combinations thereof.  17.  A flame-retardant epoxy resin composition, compris› ing:  an epoxy resin; and  a triazine monomer;  a condensation product of a reaction mixture comprising:  an arylhydroxy monomer selected from the group con› sisting of phenol, xylenols, bis-phenols, alkylated  bisphenols,  alkoxyphenols,  dihydroxy  benzene,  naphthols, biphenols, alkylated biphenols, trisphe› nols, and combinations thereof;  an acid catalyst having a pKa value range from 4 to 6,  wherein the acid catalyst comprises an organic acid  an aldehyde monomer; and  wherein R and R$_{2 }$are each independently a hydrogen atom or  a function~! group selected from the group consisting of an  amino group, an alkyl group having 1 to 4 carbon atoms,  phenyl group, a vinyl group, and combinations thereof:  24.  The epoxy resin composition of claim  17,  wherem the  condensation product comprises a solubility from about 33%  to at least about 80 wt. % solids dissolved for 120 hours or  greater in one or more organic solvents having one or more  functionalities selected from the group consisting of an ether  functionality, a ketone functionality, an alcohol functionality,  an ester functionality, and combinations thereof.  *  *  *  *  *  23.  The epoxy resin composition of claim  17,  wherein the  triazine monomer comprises a structure having the formula:  22.  The epoxy resin composition of claim  17,  further com› prising a phenolic-formaldehyde novolac curing agent  selected from the group consisting of phenol novolac, cresol  novolac, naphtha! novolac, bisphenol A novolac, phenol-gly› oxal condensate, and combinations thereof and co-polymers  thereof.  from greater than 0.1 wt.% to less than 1 wt.%, based on  the weight of the arylhydroxy monomer, of the acid  catalyst.  from about 1 to about 6 moles of the aldehyde monomer for  each mole of the triazine monomer; and  from about 3 to about 30 moles of the arylhydroxy mono› mer for each mole of the triazine monomer;  the triazine monomer;  21.  The epoxy resin composition of claim  17,  wherein the  reaction mixture comprises:  20.  The epoxy resin composition of claim  19,  wherein the  cresol comprises o-cresol, p-cresol, or combinations thereof.  19.  The epoxy resin composition of claim  17,  wherem the  reaction mixture further comprises a stabilizer selected from  the group consisting of cresol, N-methyl pyrrolidone, hydr~› quinone, triethylcitrate, butyrolactone, glycerol, and combi› nations thereof.  18.  The epoxy resin composition of claim  17,  wherein the  epoxy resin composition is free of a separate amine catalyst or  a phosphorous containing catalyst.  .  selected from the group ofbenzoic acid, a-aminoben› zoic acid, p-aminobenzoic acid, 3,4-dihydroxyben› zoic acid, 3,5-dihydroxybenzoic acid, ethylbenzo!c  acid  hexahydrobenzoic acid, m-hydroxybenz01c  acid: p-hydroxybenzoic acid, iso-propylbenz~ic ~cid,  meta-toluic acid, para-toluic acid, and combmat10ns  thereof,  wherein the condensation product comprises greater  than 1  O  wt. % to about 28 wt. % of nitrogen and a melt  viscosity from about 1100 cps to less than 3,000 cps at  175°  C.  US 9,249,251 B2  34  33  charging to a reaction vessel to form a reaction mixture:  the triazine monomer; 