Temporary materials Flashcards by Sian John | Brainscape

Q

What are some temporary materials?

A

Jet = PMMA
Trim = PEMA
Protemp4 = Bis-acrylate
Provipont = UDMA

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Q

What are some advantages of PMMA?

A

Powder/liquid formulation
Self curing
Good marginal fit
Good transverse strength
Polishable

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Q

What are some negatives of PMMA?

A

Poor abrasion resistance
High shrinkage
High thermal release
Free monomer may be toxic

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Q

What does low polymerisation shrinkage give?

A

Good clinical fit of temporary restoration

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