Polyethylene glycol–polyvinyl alcohol (PEG-PVA) brand name Kollicoat IR (BASF) is a multifunctional excipient used as a pill binder as well as a wet binder.
A typical formulation is composed of 25% polyethylene glycol (PEG) and 75% polyvinyl alcohol (PVA); where the vinyl alcohol moieties are grafted on a polyethylene glycol backbone.
See also Dendronized polymer Polyvinylpolypyrrolidone
References
External links Polyethylene Glycol (PEG)