Synonyms: .alpha.,.omega.-Dichloropolydimethylsiloxane;.alpha.-chlorodimethylsilyl-.omega.-chloro-Poly[oxy(dimethylsilylene)];Dichloropoly(dimethylsiloxane);Polydimethylsiloxane,chloroend-blocked;SiloxanesandSilicones,di-Me,chlorine-terminated;POLY(DIMETHYLSILOXANE), CHLORINE TERMINATED;CHLORINE TERMINATED POLYDIMETHYLSILOXANE;POLY(DIMETHYLSILOXANE), CHLORINE TERM-IN ATED, VISCOSITY CA. 3 CENTISTOKES