Fines removal in a continuous plug flow crystallizer by optimal spatial temperature profiles with controlled dissolution

A Majumder, ZK Nagy - AIChE Journal, 2013 - Wiley Online Library
This work presents a systematic study for obtaining the optimal temperature profile in a
continuous plug flow crystallizer (PFC). The proposed PFC consists of multiple segments …

Model-based optimization of cooling crystallization of active pharmaceutical ingredients undergoing thermal degradation

K Pal, Y Yang, ZK Nagy - Crystal Growth & Design, 2019 - ACS Publications
Many active pharmaceutical ingredients (APIs) undergo degradation at high temperature.
Optimum cooling profiles from first principle models usually do not consider this degradation …

Antisolvent membrane crystallization of pharmaceutical compounds

G Di Profio, C Stabile, A Caridi, E Curcio… - Journal of pharmaceutical …, 2009 - Elsevier
This article describes a modification of the conventional membrane crystallization technique
in which a membrane is used to dose the solvent/antisolvent composition to generate …

Microfluidic droplet liquid reactors for active pharmaceutical ingredient crystallization by diffusion controlled solvent extraction

RM Tona, TAO McDonald, N Akhavein, JD Larkin… - Lab on a Chip, 2019 - pubs.rsc.org
A novel method for crystallization utilizing solvent/antisolvent extraction in microfluidic
droplet liquid reactors has been developed for rapid and low-cost screening of crystal …

A method for the rapid creation of AI driven crystallization process controllers

C Meyer, A Arora, S Scholl - Computers & Chemical Engineering, 2024 - Elsevier
The implementation and optimization of crystallization process control can be crucial to
achieve quality standards consistently in various industrial applications. To overcome …

[HTML][HTML] The interplay between nucleation and patterning during shear-induced crystallization from solution in a parallel plate geometry

C Devos, A Vananroye, R Cardinaels, C Xiouras… - Soft Matter, 2023 - pubs.rsc.org
Cooling crystallization of small organic molecules from solution is an important operation for
the separation and purification of drug products. In this research, shear-induced nucleation …

Multiobjective optimization of an unseeded batch cooling crystallizer for shape and size manipulation

D Acevedo, Y Tandy, ZK Nagy - Industrial & Engineering …, 2015 - ACS Publications
The optimization of unseeded batch cooling crystallization systems is studied in a
multiobjective framework. The length mean size and target aspect ratio (AR) of final crystals …

Data-driven modeling and dynamic programming applied to batch cooling crystallization

DJ Griffin, MA Grover, Y Kawajiri… - Industrial & …, 2016 - ACS Publications
In this article, we demonstrate a model-based approach for controlling the average size of
crystals produced by batch cooling crystallization. The method is distinguished most notably …

In situ monitoring, control and optimization of a liquid–liquid phase separation crystallization

D Duffy, N Cremin, M Napier, S Robinson… - Chemical engineering …, 2012 - Elsevier
The oiling out and crystallization behavior of a pharmaceutical compound from acetone and
water was studied using a range of in-situ tools to qualitatively describe the oiling out …

Crystal aggregation in a flow tube: image‐based observation

C Borchert, K Sundmacher - Chemical Engineering & …, 2011 - Wiley Online Library
The aggregation of crystals within a flow tube was observed based on data extracted from
images of the bypassing population. The experiments were conducted under different …