Dimethylpolysiloxanes

**Definition:** Silicone polymers which consist of silicon atoms substituted with methyl groups and linked by oxygen atoms. They comprise a series of biocompatible materials used as liquids, gels or solids; as film for artificial membranes, gels for implants, and liquids for drug vehicles; and as antifoaming agents.

**Tree numbers:** - D02.756.650.700.150 - D05.750.900.850.150 - D25.720.900.850.150 - J01.637.051.720.900.850.150

**Synonyms:** - Polydimethylsiloxanes