Michael R Woolston

Title: Michael R Woolston: Innovator in Chemical Mechanical Polishing Fluid Treatment

Introduction

Michael R Woolston is a notable inventor based in San Jose, CA. He has made significant contributions to the field of chemical mechanical polishing, particularly in the treatment of waste effluents generated during substrate polishing processes. His innovative approach addresses environmental concerns associated with the disposal of waste materials.

Latest Patents

Woolston holds a patent for an "Apparatus for treatment of chemical mechanical polishing fluid." This invention provides a method and apparatus for treating waste effluents from substrate polishing processes, such as those used in electrochemical mechanical polishing (ECMP). The method involves flowing a waste effluent that contains chelated metal complexes, combining it with an oxidizing agent to produce free chelators, and then passing the effluent through organoclay and activated carbon media to remove these chelators. Finally, the effluent is treated with an anion exchange resin to eliminate metal ions, resulting in cleaner wastewater.

Career Highlights

Woolston is currently employed at Applied Materials, Inc., a leading company in the semiconductor and display industries. His work focuses on developing innovative solutions that enhance the efficiency and sustainability of manufacturing processes.

Collaborations

Throughout his career, Woolston has collaborated with talented professionals, including Josh Harris Golden and Peter I Porshvev. These collaborations have contributed to the advancement of technologies in the field of chemical mechanical polishing.

Conclusion

Michael R Woolston's contributions to the treatment of chemical mechanical polishing fluids highlight his commitment to innovation and environmental sustainability. His patent reflects a significant advancement in the industry, showcasing his expertise and dedication to improving manufacturing processes.