VISIOMER® C18 PEG 1105 MA W Methacrylic ester (25 EO) C16-C18 fatty alcohol is a polar methacrylate monomer in water and GMAA. It consist of a hydrophylic polyethylen glycol side chains with a C16-C18 hydrophobic tail. Ideal for use as associative polymeric thickener in emulsion polymers.