Novolak-diisocyanate synthetic resin, solutions thereof, and method of making laminates

Claim 1

A SYNTHETIC RESIN PREPARED BY REACTING A NOVOLAK PREPARED BY REACTING FORMALDEHYDE AND, BASED ON THE MOLES OF FORMALDEHYDE, FROM 3.75 TO 195 MOLES OF AN ALKYL PHENOL AND, BASED ON THE MOLES OF ALKYLPHENOL COMBINED IN SAID NOVOLAK, FROM 094 TO 0.6 MOLE OF AN ALKARYK DISOCYANATE TO PRODUCE AN AROMATIC HYDROCARBONSOLUBLE SYNTHETIC RESIN, SAID ALKYL PHENOL BEING SELECTED FROM THE GROUP CINSISTING OF NONYLPHENOL, A MIXTURE CONSISTING ESSENTIALLY OF ABOUT 15 MOLE PERCENT OF NONYLPHENOL AND ABOUT 85 MOLE PERCENT OF HEPTYLPHENOL, AND A MIXTURE CONSISTING ESSENTIALLY OF ABOUT 25 MOLE PERCENT OF DIHEPTYLPHENOL AND ABOUT 75 MOLE PERCENT OF HEPTYLPHENOL PREPARED BY THE ALKYLATION OF PHENOL WITH AN OLEFIN SEPARATED FROM POLYMER GASOLINE SELECTED FROM THE GROUP CONSISTING OF C7 AND C9 OLEFINS AND SAID ALKYL PHENOL BEING SELECTED FROM THE GROUP CONSISTING OF MONOALKYL PHENOLS AND MIXTURES THEREOF CONTAINING UP TO 35 MOLE PERCENT OF A DIALKYLPHENOL, BASED UPON THE WEIGHT OF THE MONOALKYLPHENOL AND THE DIALKYLPHENOL.