Table 2. Eye irritation of PEG-8 dimethicone as a trisiloxane vs. a dimethicone copolyol

Test Compound Molecular Weight Eye Irritation (1 day)  Eye Irritation (7 Day) Description
PEG-8 Dimethicone 633 28 4 Trisiloxane
PEG-8 Dimethicone 855 13  2 Dimethicone Copolyol
PEG-8 Dimethicone 1398 5 2 Dimethicone Copolyol
PEG-8 Dimethicone 2105 4 0  Dimethicone Copolyol
PEG-8 Dimethicone 2706 2 0 Dimethicone Copolyol