Interchain hydrogen bonding in one-dimensional benzimidazolone-based covalent organic frameworks: charge modulation for improved gold recovery efficiency

Key Points

• Gold recovery efficiency increases through charge modulation, enhancing extraction processes.
• The study identifies critical interchain hydrogen bonding interactions that improve the framework's performance.
• Assessment of several benzimidazolone-based covalent organic frameworks was conducted to measure gold recovery outcomes.
• The findings highlight potential for optimizing industrial gold extraction methods through novel hydrogen bonding strategies.