Dental materials namely bonding and priming materials for dental purposes, dental cements, adhesives for dentures, dental adhesives, oxy barrier agents for dental use, dental etching agents, dental relining materials, dental lining materials, tooth filling materials, dental impression materials, medicines for dental purposes, molding waxes for dentists, dental abrasives, dental waxes, artificial tooth materials, dental composite resins, self curing resins, dental gypsums, dental investment, mold-releasing agents, separating agents