Polyquaternium Crosspolymer-2
INCI: POLYQUATERNIUM CROSSPOLYMER-2
Reviewed by Emma · Last updated 18 Aug 2026
What Is Polyquaternium Crosspolymer-2?
Polyquaternium Crosspolymer-2 is the polymeric quaternary ammonium compound formed by the polymerization of PEG-4 methacrylate, dimethylacrylamide, ethyltrimonium chloride methacrylate, and trimethylolmethylene acrylamide, crosslinked with methylene bis-acrylamide.
Its declared cosmetic functions are emulsion stabilising, hair conditioning and viscosity controlling.
Source: European Commission CosIng inventory.
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