Application of PAT-based feedback control approaches in pharmaceutical crystallization

Y Gao, T Zhang, Y Ma, F Xue, Z Gao, B Hou, J Gong - Crystals, 2021 - mdpi.com
Crystallization is one of the important unit operations for the separation and purification of
solid products in the chemical, pharmaceutical, and pesticide industries, especially for …

Crystal measurement technologies for crystallization processes: Advances, applications, and challenges

F Zhang, W Li, B Shan, Y Wang, Z Zhu, Y Huo, Q Xu - Measurement, 2024 - Elsevier
Crystal measurement, especially on-line measurement, in industrial crystallization is always
a challenging topic in the past years, which is crucial to precisely understand crystal …

Cross-pharma collaboration for the development of a simulation tool for the model-based digital design of pharmaceutical crystallization processes (CrySiV)

B Szilagyi, WL Wu, A Eren, J Mackey… - Crystal Growth & …, 2021 - ACS Publications
Precompetitive collaborations on new enabling technologies for research and development
are becoming popular among pharmaceutical companies. The Enabling Technologies …

Sensor Fusion and Calibration-Based Adaptive Image Analysis Procedure for In Situ Crystal Size Measurement

WL Wu, MM Mills, U Schacht, C Rabinowitz… - Crystal Growth & …, 2023 - ACS Publications
Traditionally, off-line measurements via image analysis or laser diffraction methods are used
to analyze the crystal product. It is often beneficial to extract crystal samples intermittently …

Kinetics and population balance modeling of antisolvent crystallization of polymorphic indomethacin

L Yang, Y Zhang, P Liu, C Wang, Y Qu, J Cheng… - Chemical Engineering …, 2022 - Elsevier
This work focuses on an important problem that is the modeling and control of polymorphic
crystallization of indomethacin (IMC) in which one of the crystal forms consists of hair-like …

Direct crystal growth control: controlling crystallization processes by tracking an analogue twin

SA Schiele, R Bier, A Ommert… - Industrial & Engineering …, 2023 - ACS Publications
Due to the dynamic interactions of various crystallization phenomena, crystallization
processes are notoriously difficult to control. In some applications, supersaturation control is …

Risk-based operation of a continuous mixed-suspension-mixed-product-removal antisolvent crystallization process for polymorphic control

I Ostergaard, HL De Diego, H Qu… - … Process Research & …, 2020 - ACS Publications
Innovations in the continuous crystallization field are required for the pharmaceutical
industry to go through the paradigm shift from batch to continuous processing. To do so …

Use of Wet Milling Combined with Temperature Cycling to Minimize Crystal Agglomeration in a Sequential Antisolvent–Cooling Crystallization

Z Sun, JL Quon, CD Papageorgiou… - Crystal Growth & …, 2022 - ACS Publications
The objective of the research was to improve the process design of a combined antisolvent–
cooling crystallization to reduce the degree of agglomeration of a real active pharmaceutical …

Concomitant Polymorphism and Nucleation Control of DL‐Methionine Through Antisolvent Crystallization

M Suresh, K Srinivasan - Chemical Engineering & Technology, 2021 - Wiley Online Library
The concomitant polymorphism of the sulfur‐containing essential amino acid DL‐methionine
was revealed, and α‐and β‐polymorphic forms were separated from aqueous solution …

Experimental Design for the Efficient Determination of the Crystallization Kinetics of a Polymorphic System in Combined Cooling and Antisolvent Crystallization

S Kshirsagar, B Szilagyi, ZK Nagy - Crystal Growth & Design, 2023 - ACS Publications
In this work, the polymorphic transformation of a dimorphic model compound, ortho-
aminobenzoic acid (OABA), is investigated using experimental characterization in …