Encapsulation Process Comparisons
Micro/Nano Encapsulation

image: Microcapsule size is highly dependent on the process. The above graph illustrates general guidelines.

Click image for enlarged view 
Microcapsule size is highly dependent on the process. The above graph illustrates general guidelines.

 

image: Encapsulation processes offer different levels of complexity, capacity and operating cost with relative comparisons shown in the graph.

Click image for enlarged view 
Encapsulation processes offer different levels of complexity, capacity and operating cost with relative comparisons shown in the graph.

When selecting the appropriate encapsulation process to meet customer objectives, Southwest Research Institute (SwRI) scientists, with collaborative support from clients, evaluate and balance a variety of performance and formulation criteria.

Encapsulation Process Selection Criteria

  • Core/shell material properties
    • Gas/liquid/solid
    • Solubility
    • Viscosity/surface tension
    • Density
    • Reactivity
  • Capsule size
  • Capsule percent payload
  • Capsule morphology
  • Production capacity
  • Release profile/mechanism
  • Stability

Encapsulation Process Applications

  • Pharmaceuticals
  • Food and nutraceuticals
  • Consumer and diversified products
  • Cosmetics
  • Agricultural and Industrial

Related Terminology

microencapsulation  •  nanoencapsulation  •  pharmaceutical encapsulation  •  food encapsulation  •  nutraceuticals  •  agricultural encapsulation  •  industrial encapsulation  •  cosmetics microencapsulation

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Southwest Research Institute® (SwRI®), headquartered in San Antonio, Texas, is a multidisciplinary, independent, nonprofit, applied engineering and physical sciences research and development organization with 10 technical divisions.
04/15/14