Daniel G MacDonald

Title: The Innovative Contributions of Daniel G MacDonald

Introduction

Daniel G MacDonald is a prominent inventor based in Ottawa, Canada. He has made significant contributions to the field of biomass processing, holding a total of 9 patents. His work focuses on developing efficient methods for converting lignocellulosic biomass into valuable fuels.

Latest Patents

Among his latest patents is a process for low temperature pretreatment with sulfur dioxide. This innovative method involves obtaining a feedstock comprising lignocellulosic biomass and feeding it along with sulfur dioxide into a pretreatment reactor. The process requires a total amount of sulfur dioxide in the reactor to be greater than 70 wt % based on the dry weight of the biomass, and the mixture is heated at temperatures between 110°C and 150°C for over 60 minutes. Another notable patent involves pretreatment with lignosulfonic acid, which converts lignocellulosic biomass to glucose or ethanol. This process subjects the biomass to a lignosulfonic acid pretreatment, ensuring a concentration of sulfonate groups greater than 0.02 mol/L and a total amount of sulfur dioxide exceeding 15 wt % based on the dry weight of the biomass.

Career Highlights

Daniel has worked with several notable companies, including Iogen Corporation and Apple Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in biomass processing.

Collaborations

Throughout his career, Daniel has collaborated with various professionals, including Brian Foody and Jeffrey S Tolan. These partnerships have further enhanced his research and development efforts in the field.

Conclusion

Daniel G MacDonald is a distinguished inventor whose work in biomass processing has led to significant advancements in the production of renewable fuels. His innovative patents and collaborations reflect his commitment to sustainability and technological progress.