PEG-PVA

Polyethylene glycol–polyvinyl alcohol (PEG-PVA) brand name Kollicoat IR (BASF) is a multifunctional excipient[1] 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.[2]

PEG-PVA
Identifiers
Properties
(C2H4O)m-(C2H4O)n-(C2H4O)p
Molar mass Variable
>30%
Solubility in organic solvents Insoluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

See also

References

  1. Multifunctional Excipients: The Smart Excipients. Department of pharmaceutics, MVP Samaj’s College of Pharmacy, Nasik 02
  2. Kevin Williams (November 30, 2015). "Polyethylene Glycol-Polyvinyl Alcohol Graft Copolymer: A Peroxide-Free Binder". American Pharmaceutical Review. 18 (7).


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