Light Curing Materials Flashcards
1
Q
failure of the restoration material to fully light cure can result in
A
bulk fracture
2
Q
all resins for direct restoration belong to what family, and that family does what during polymerization
A
methacrylate
methacrylate monomers are linked together and form a free radical
3
Q
what are the steps to free-radicals production
A
activation
initiation
propagation
termination
4
Q
how is self-curing species activated
A
an amine
5
Q
the curing light delivers blue light at what strength
A
400 and 500nm
6
Q
curing lights can reach a depth of ____mm with normal resin composite
A
1.5-2mm
7
Q
curing lights can reach a depth of ____mm with bulk fill composite
A
4-6mm
8
Q
what is the typical time for composites to polymerize
A
20 seconds at 2mm increments
9
Q
blue light hazard occurs at what strength
A
415-480nm
