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[Particle state: divided solids and functionality]

Y Pourcelot1, C Thomas

  • 1Laboratoire de Pharmacie galénique et pharmacotechnie, Faculté de Pharmacie, Dijon.

Annales Pharmaceutiques Francaises
|January 1, 1994
PubMed
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Understanding powder particle properties is crucial for pharmaceutical dosage form quality. This study emphasizes how packing and rheological characteristics influence compaction behavior, ensuring consistent drug development and manufacturing.

Area of Science:

  • Pharmaceutical Sciences
  • Materials Science
  • Chemical Engineering

Context:

  • Physical and physico-mechanical properties of powder particles are critical for pharmaceutical applications, including drugs, excipients, and microparticles.
  • These properties directly impact the quality and consistency of final dosage forms.
  • Variability in raw material physical properties can lead to manufacturing difficulties.

Purpose:

  • To highlight the significance of packing and rheological properties of divided solids.
  • To demonstrate their influence on compacting behavior during drug development and industrial processes.
  • To underscore the need to understand material properties before crystallization based on intended use.

Summary:

  • The study focuses on the importance of powder particle packing and rheological properties in pharmaceutical manufacturing.

Related Experiment Videos

  • It explains how these characteristics affect the compaction behavior of solid dosage forms.
  • Ensuring consistent batch-to-batch quality requires careful consideration of these physical attributes.

    • Impact:

    • Improved drug development processes through better understanding of material behavior.
    • Enhanced industrial manufacturing by minimizing batch variability.
    • Foundation for optimizing crystallization processes based on downstream application requirements.