Company Filing History:
1 out of 30 
1 out of 45 
1 out of 832,680 Years Active: 2005-2008
Title: The Innovative Contributions of Christopher G Hayden
Introduction
Christopher G Hayden is a notable inventor based in Alexandria, VA (US). He has made significant contributions to the field of chemical mechanical polishing, holding a total of 3 patents. His work focuses on developing advanced materials and methods that enhance the efficiency and effectiveness of polishing processes.
Latest Patents
One of his latest patents is for "Particulate or particle-bound chelating agents." This invention relates to compositions and methods for chemically mechanically polishing a substrate. It includes a polishing accelerator, which typically consists of one or more oxidizers, an abrasive material, and chelating particles or metal-absorbent clay material. Additionally, the invention encompasses methods for forming chelator particles and separating metal-containing ions from polishing and etching solutions after the processes are completed.
Another significant patent is "Cerium oxide abrasives for chemical mechanical polishing." This patent highlights the use of mixed cerium-containing synthetic solid abrasive materials in chemical mechanical polishing slurries. These materials can provide better selectivity, improved substrate removal rates, or lower defect rates compared to conventional ceria slurries. The slurries contain abrasive particles that include various solid cerium-containing phases, such as CeO, cerium-nitride, cerium-fluoride, and cerium-sulfide materials.
Career Highlights
Throughout his career, Christopher G Hayden has worked with prominent companies, including DuPont and Air Products Nanomaterials, LLC. His experience in these organizations has allowed him to refine his expertise in materials science and polishing technologies.
Collaborations
He has collaborated with notable individuals in the field, including Robert J Small and Donald William Frey. These partnerships have contributed to the advancement of his innovative work and the development of new technologies.
Conclusion
Christopher G Hayden's contributions to the field of chemical mechanical polishing are significant and impactful. His patents reflect a commitment to innovation and excellence in materials science. His work continues to influence the industry and pave the way for future advancements.
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