14 results about "Ammonium Cation" patented technology

The ammonium cation is a positively charged polyatomic ion with the chemical formula NH + 4.It is formed by the protonation of ammonia (NH 3).Ammonium is also a general name for positively charged or protonated substituted amines and quaternary ammonium cations (NR + 4), where one or more hydrogen atoms are replaced by organic groups (indicated by R).