4-(1,1-Dimethylethyl)phenol, (1,1'-diphenyl)-4-ol, 4,4'-thiobisphenol, formaldehyde polymer 68368-51-4 Formaldehyde, polymer with (1,1'-biphenyl)-4-ol, 4-(1,1-dimethylethyl)phenol and 4,4'-thiobis(phenol)