Standard

R State Standard £ Institutionally Developed College: N/A

DLT 102 – Physics and Chemistry of Dental Materials

Course Description

Introduces the student to the materials used in the dental office and dental laboratory. General chemical and physical science are discussed and applied to the selection and use of materials in the laboratory. Topics include: general chemistry and physics, impression materials, gypsum products, waxes, metallurgy, resins and ceramics, and dental abrasives and polishes.

Competency Areas	Hours
General Chemistry and Physics	Class	3
Impression Materials	D. Lab	0
Gypsum Products	P. Lab/O.B.I.	0
Waxes	Credit	3
Metallurgy
Resins and Ceramics
Dental Abrasives and Polishes

Prerequisite:	Provisional admission
Corequisite:

Course Guide

Competency	After completing this section, the student will be able to:	Hours
		Class	D.Lab	P.Lab/ O.B.I.
General Chemistry and Physics		13	0	0
Systems of measure	Identify the scope of chemistry.
	Identify the major units of measurement of the metric and avoirdupois systems.
Matter and energy	Clarify the states of matter and how they can be converted from one form to another.
The periodic table	Identify the elements of the periodic table and how their individual makeup affects their physical properties.
Molecules and chemical bonding	Describe chemical action and chemical formulas.
Chemical nomenclature	Describe the naming of compounds, acids, etc.
Structure of matter	Describe the possibilities of states of matter, atomic bonds, physical forces, and crystalline structure.
Adhesion and cohesion	Describe the forces that affect bonding.
Physical and biological properties of materials	Describe the physical properties that materials are subject to and the biological considerations for intraoral use.
	Define the physical properties that materials are subject to and the biological considerations for intraoral use.
Impression Materials		3	0	0
Nonelastomeric impression materials	Classify nonelastomeric materials and their primary advantages and disadvantages.
Plastic impression materials	Classify the various uses, pros, and cons for plastic materials.
Elastomeric impression materials	Classify the various uses, pros, and cons for hydrocolloid and elastomeric materials.
Gypsum Products		2	0	0
Dental stone	Clarify the physical and clinical reaction processes of various dental gypsum products.
	Compare the physical and clinical reaction processes of various dental gypsum products.
Gypsum investments	Identify the composition, uses, and problems associated with the use of dental investments.
Waxes		1	0	0
Identification and vocation	Identify the sources, uses, and problems associated with the use of dental waxes.
Metallurgy		8	0	0
Gold alloys	Identify the composition, solidification and structure, tarnish and corrosion resistance, and control of physical properties of dental casting alloy.
Casting methods	Describe the clarifications use and casting techniques for gold alloys.
Solders	Identify the principles of soldering and the appropriate choice of solders for precious and nonprecious alloys.
Nonprecious alloys	Describe the composition, structure, processing technique, and general use of nonprecious alloys.
Resins and Ceramics		2	0	0
Dental resins applications	Describe the uses, composition, polymerization stages, biological requisites, and precautions for dental resins.
Dental porcelains	Describe the composition and uses of dental porcelains.
Dental Abrasives and Polishes		1	0	0
Classification and use of abrasives	Classify various abrasives and their primary uses in dentistry.

Suggested Resources

Media (text/audio/ visual/www/ other)	Author	Year	Title: Subtitle	Edition	Location	Publisher/ Publication	pp.
Text	Leinfelder, K., & Taylor, D.	(1982).	Laboratory and Clinical Dental Materials		Chapel Hill, NC	University of North Carolina
Text	Mazuiewicz, L.	(2005).	Dental Laboratory Technology: Air Force Manual.		Washington, DC	U.S. Government Printing Office
Text	Phillips, R. W.	(1984).	Elements of Dental Materials for Hygienists and Assistants		Philadelphia	Elsevier/Saunders
Audiovisuals			The science of dental materials (Lessons 1 - 10) [Slide].			Multi-Media Publishing, Inc. Denver, CO
Charts			Dental alloys Metric system Periodic table
Journals			Quintessence of dental technology

Posted: 07/22/08