Adduct of bisepoxy compound and P-guanamine

摘要

The invention pertains to an adduct obtainable by condensation of a bisepoxy compound and a P-guanamine according to the formula wherein X is CR3R4-(CR1R2)n-CR5R6 or o-phenylidene, n is 0 or 1, and R1 - R8 may be the same or different and represent H, methyl or ethyl, and the molar ratio P-guanamine : bisepoxide is 0.60 to 0.35. The adduct is used in the manufacture of synthetic materials, notably printed wiring boards (PWBs).