Exam 2: Surfaces and Interfaces Flashcards
adhesion concern in operative dentistry
dentin bonding in direct restorations/fillings
adhesion concern in fixed prosthodontics
ceramic/metallic restorations and prostheses
adhesion concern in pedodontics
sealants for prevention of decay
adhesion concern in orthodontics
direct cementation of bracket and bands
adhesion concern in endodontics
sealers to fill canal space
when two unlike substances join together on being brought into contact because of forces of attraction b/t them
adhesion
attraction between like molecules
cohesion
a material used to produce adhesion
adhesive
the substance to which an adhesive is applied
adherend
example for adhesion: enamel/dentin and metal core of PFM are _____; dental cement is ______
adherends, adhesive
overall, _____ adhere _____
adhesives, adherents
adhesion ___ relates to properties of surface (____ ones of bulk of the materials)
directly, unlike
adhesion requires…(4)
- fluid adhesive
- reactive adherend/solid surface
- interaction b/t adhesive and adherend
- creation of a stable interface
surface tension relates to what substance?
liquids
surface free energy relates to what substance?
solids