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M5: Pharmaceutics > Common Problems in Emulsions > Flashcards

Common Problems in Emulsions Flashcards

1
Q

*Internal phase rise to the TOP
*Reversible but not appealing
*o/w type of problem

A

Creaming

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2
Q

*Internal phase DROPLETS stick to each other forming small CLUMPS.
*Reversible

A

Flocculation

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3
Q

*Internal phase droplets MERGE to form LARGE droplets
*Irreversible

A

Coalescence

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4
Q

*SEPARATION of OIL and WATER phases
*Unnoticed coalescence
* Irreversible

A

Breaking/Cracking

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5
Q

*Emulsion reversion (o/w to w/o)
*Irreversible

A

Phase Inversion

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6
Q

What are the Irreversible

A
  1. Coalescence
  2. Breaking/Cracking
  3. Phase Inversion
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M5: Pharmaceutics (12 decks)

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