The present invention is a polyurethane foam comprising in their structure silver, gold or copper nanoparticles. Polyurethane foams are polyurethane materials reputed to have most versatile properties, so they can be used in various branches of science and industry. They are applied in clothing, upholstery, automotive, and aerospace industries. Commonly they are used as seals, packaging and in the production of toys.

The present invention consists of a composition which may be used in process of obtaining  dentifrices and other dental products. It may find application in the production of oral hygiene and dental filling materials for dental cavities. Final products may be used independently or along with toothpastes. Dentifrices help to maintain hygiene in mouth and thanks to proper polishing of tooth surface they provide their white colour.