Company Filing History:
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1 out of 7,680 
1 out of 832,812 Years Active: 1983-2001
Title: The Innovative Contributions of William H. Daly
Introduction
William H. Daly is a notable inventor based in Baton Rouge, Louisiana, with a remarkable portfolio of eight patents. His work primarily focuses on advancements in biocidal chitosan derivatives and X-ray lithography resists, showcasing his commitment to innovation in the field of materials science.
Latest Patents
Daly's latest patents include biocidal chitosan derivatives, specifically 3-trimethylammonium-2-hydroxypropyl-N-chitosan (CHI-Q188) and related compounds. These derivatives exhibit antimicrobial activity at concentrations as low as 10-20 µg/mL, significantly lower than previous chitosan derivatives. This innovation has potential applications as preservatives in cosmetic formulations and as antimicrobial agents in pharmaceuticals. Additionally, he has developed X-ray lithography resists, particularly poly (diene sulfones), which demonstrate superior properties with an X-ray sensitivity below about 50 mJ/cm² and a glass transition temperature above 70°C. His method for synthesizing these poly (diene sulfones) involves a unique reaction process that enhances their effectiveness.
Career Highlights
Daly has had a distinguished career, contributing to significant advancements in his field. He has worked at Louisiana State University and Agricultural & Mechanical College, where he has been able to apply his research and innovations in a collaborative academic environment.
Collaborations
Throughout his career, Daly has collaborated with notable colleagues, including Melissa A. Manuszak-Guerrini and Doris A. Culberson. These partnerships have likely enriched his research and contributed to the successful development of his patented technologies.
Conclusion
William H. Daly's contributions to the fields of biocidal chitosan derivatives and X-ray lithography resists highlight his innovative spirit and dedication to advancing technology. His work continues to impact various industries, showcasing the importance of research and development in creating effective solutions.