Poly Aluminium chloride(PAC) hydrochloride (CAS No. 71550-12-4) is a cationic polyelectrolyte prepared by the polymerization of allylamine.
It can be used in combination with an anionic polyelectrolyte like poly(sodium styrene sulfonate) to form a layer-by-layer adsorbed film of negatively and positively charged polymers.
Poly(allylamine hydrochloride) has many biomedical applications.
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