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Powder Flow: Powder characterization for equipment manufacturers Tim Freeman
October 22, 2018
Equipment manufacturers share with process engineers the task of specifying plant for optimal performance. For processes
Powder Flow: Powder characterization for modern manufacturing Tim Freeman
October 08, 2018
In this series I’ve been looking at traditional powder testing techniques, tapped density methods for example and shear analysis, to see how they fit with today’s powder processing needs.
Powder Flow: Powder characterization for QC Tim Freeman
September 03, 2018
Quality control, of either an intermediate material or final blend, places a unique set of demands on an analytical tool.
Powder Flow: Tools for Powder Characterization Tim Freeman
August 15, 2018
The potential benefits of Quality by Design, the approach enshrined in ICH Q8 - Pharmaceutical Development, include greater flexibility with respect to regulation, enhanced process efficiency and better product understanding.
Powder Flow: Reproducible Powder Testing Tim Freeman
July 31, 2018
Reproducibility, measurement sensitivity and the usefulness of an analysis are inextricably linked.
Powder Flow: Evaluating the Powder Testing Toolkit: Shear Testing Tim Freeman
June 29, 2018
In this series of editorials I’m looking at how well the traditional powder testing toolkit meets the requirements of today’s powder processors. In the last editorial I put tapped density methods under the spotlight; and now it’s time to consider shear te
Powder Flow: Evaluating the Powder Testing Toolkit: Tapped Density Tim Freeman
June 15, 2018
In other editorials I’ve been examining modern industrial requirements for powder characterisation and assessing how well different test methods answer to the resulting brief.
Author Biography: Tim Freeman en-cphi.cn
May 30, 2018
Tim Freeman is Managing Director of powder characterisation company Freeman Technology for whom he has worked since the late 1990s.
Powder Flow: Identifying CQAs and CPPs: Powder Measurement for QbD Tim Freeman
May 30, 2018
Implementing QbD calls for identification of both critical to quality attributes (CQAs) and critical process parameters (CPPs).
Powder Flow: Getting to Grips with Quality by Design Tim Freeman
May 18, 2018
Quality by Design (QbD) involves switching from an empirical approach to one based on knowledge, understanding and sound science.

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