Question 470 · LDEK · Composites
Choose false sentences concerning the composites:
- A. change of colour can be caused by material’s oxidizing.
- B. monomers added to the matrix reduce the viscosity of oligomer resin.
- C. most commonly added fluorine compounds are: fluorosilicate, fluorine glass and ytterbium fluoride.
- D. cohesion agents in composites are silanes, and titanium and zirconium compounds.
- E. in microhybrid composites the size of filler particles is approximately 0,01-0,1 µm.
Hint
Compare the typical filler particle sizes of microfilled versus microhybrid composites.
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