首页>
外国专利>
proceeding to hydrolyse epoxy resins in the absence of a phenol poliidrico and an organic solvent and in the presence of an acid and a compound of fosfonio bicarbossilico
proceeding to hydrolyse epoxy resins in the absence of a phenol poliidrico and an organic solvent and in the presence of an acid and a compound of fosfonio bicarbossilico