Editing Copolymer (section)

=== Alternating copolymers ===
The styrene-maleic acid (SMA) alternating copolymer displays amphiphilicity depending on pH, allowing it to change conformations in different environments.<ref name=":3">{{Cite journal |last1=Huang |first1=Jing |last2=Turner |first2=S. Richard |date=2017-05-05 |title=Recent advances in alternating copolymers: The synthesis, modification, and applications of precision polymers |journal=Polymer |language=en |volume=116 |pages=572–586 |doi=10.1016/j.polymer.2017.01.020 |issn=0032-3861|doi-access=free }}</ref> Some conformations that SMA can take are random coil formation, compact globular formation, micelles, and nanodiscs.<ref name=":3" /> SMA has been used as a [[dispersing agent]] for dyes and inks, as drug delivery vehicles, and for membrane solubilization.<ref name=":3" />