Itaconic acid and its polymers can be made into effective deodorant by adding a little natural substance, they can react with alkaline or acidic odor such as ammonium, amine, and hydrogen sulfide .They can also be utilized in paper and plastic thin film with deodoring function. Itaconic acid can copolymerize with styrene and butadiene to prepare SBR latex which is widely used in paper coatings, metal and concrete paint. It is used in paints to improve quality and used as fiber carpet sizing agent to make carpet more endurable.