SEARCH Articles Figures Tables 5,5 -Dichloro-2,2 dihydroxy-diphenyl methane Benzyl, diphenyl, and triphenyl methane derivatives Diamino diphenyl methane Diphenyl dichloro methane Diphenyl methane diisocyanate Diphenyl methanes, synthesis Diphenyl-methane diamine Polymeric 4,4-diphenyl methane diisocyanate