Noun
nonylphenol (plural nonylphenols)
English Wikipedia has an article on:nonylphenolWikipedia
(organic chemistry) Any of a family of closely related organic compounds, a subset of the alkylphenols, that are precursors to commercially important detergents.
They take the form of polydimethylsiloxane-polyoxyalkylene block copolymers, silicone oils, nonylphenol ethoxylates, and other organic compounds. Source: Internet
The lipid and nonylphenol constituents may serve one of two purposes. Source: Internet