1646 Minoru Sakiyama and Rokuro Okawara [Vol. 33, No. 12 R- Г OR' ! I —Si—O- -R' (D) 1^ OR' J л R, R' = alkyl group In this paper, the syntheses and properties of the lower members of linear and branched methylethoxypolysiloxanes involving the tri- methylsiloxy group (CH3)3SiO are described. Compounds which belong to series A to D have been synthesized by one of the following methods : (1) partial hydrolysis of dialkyldialkoxy- silane or ...