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Journal articles
Magazine articles
Open Access
Considerations in managing wastewater odor at pulp and paper operations, TAPPI Journal March 2022

ABSTRACT: Many pulp and paper mills are, at least periodically, faced with the release of odors that can migrate offsite and be considered a nuisance by nearby residents. At chemical pulp mills, perceptible odors associated with reduced sulfur compounds (RSCs) are common, many of which are highly perceptible owing to their low odor thresholds. As releases of RSCs and other odorous substances from production processes are progressively controlled, the proportional contribution from wastewater treatment systems to areal odors can increase. This review paper summarizes important fundamentals of odor generation, source identification, and control. Common odorous substances are identified, and mechanisms for their generation are summarized. Approaches for measuring odorous substances are detailed to enable more effective management, and various odor control strategies are discussed.

Journal articles
Magazine articles
Open Access
Coatings for sustainable paper-based flexible packaging: Barrier properties and processability, TAPPI Journal November 2022

ABSTRACT: In this study, the use of waterborne barrier dispersions from trademarked BLUEWAVE Mechanical Dispersion Technology as thin coatings for paper-based flexible packaging was investigated. Prototypes were designed and examined for their performance in process, rheology, barrier, heat-seal/hot-tack, and coefficient of friction (CoF). Compositional details such as the type and amount of base resins and dispersants were found to significantly impact performances and were key to the development of new prototypes that deliver the performance profiles for implementation in paper-based flexible packaging applications.

Journal articles
Magazine articles
COVID-19 Has Created New Opportunities for Tissue and Towel, Paper360º January/February 2021

COVID-19 Has Created New Opportunities for Tissue and Towel, Paper360º January/February 2021

Journal articles
Magazine articles
Smart and Resource-Efficient: The DNA of the Paper Industry, Paper360º July/August 2021

Smart and Resource-Efficient: The DNA of the Paper Industry, Paper360º July/August 2021

Journal articles
Magazine articles
TAPPIConLive! New Technology Showcase Previews, Paper360º July/August 2021

TAPPIConLive! New Technology Showcase Previews, Paper360º July/August 2021

Journal articles
Magazine articles
QualiFlex QRun: Two Case Studies, Paper360º September/October 2020

QualiFlex QRun: Two Case Studies, Paper360º September/October 2020

Journal articles
Magazine articles
Open Access
Determining operating variables that impact internal fiber bonding using Wedge statistical analysis methods, TAPPI Journal November 2021

ABSTRACT: In this study, Wedge statistical analysis tools were used to collect, collate, clean up, plot, and analyze several years of operational data from a commercial paper machine. The z-direction tensile (ZDT) and Scott Bond tests were chosen as representative of fiber bond strength. After analyzing thousands of operational parameters, the ones with the most significant impact upon ZDT involved starch application method, starch penetration, and the amount of starch applied. Scott bond was found to be significantly impacted by formation and refining. Final calendering of the paper web has also shown an impact on internal fiber bonding.