Process for preparing polyisobutyl hydroxyaromatics (Process for preparing polyisobutyl hydroxyaromatics)

摘要

Alkylating a hydroxy aromatic compound with polyisobutene having a number average molecular weight ranging from about 300 to 5,000 and containing at least about 70% methylvinylidene isomer in the presence of an acidic alkylation catalyst to produce a polyisobutylhydroxy aromatic compound Way.