Surfactants
Contents
POP QUIZ!
ROLE OF SURFACTANTS IN DRUG DELIVERY
WHAT ARE SURFACTANTS?
PROPERTIES OF SURFACTANTS
Example: EFFECT OF SURFACTANT CONCENTRATION ON O/W EMULSION
TYPES OF SURFACTANTS
TYPICAL HYDROPHILIC GROUPS
POP QUIZ
Typical hydrophobic groups
Structure of hydrophobic groups
Cationic surfactant
HYDROPHILE-LIPOPHILE BALANCE
Required HLB in Products
Phase Inversion Temperature (PIT)
NATURAL SURFACTANTS
REFERENCESREFERENCES