This inventor holds 2 USPTO granted patents, plus 2 CIPO patents and 1 EPO patent. Top assignees: Kemira Chemicals, Inc., Other. Active years: 2011-2012.
Company Filing History:
1 out of 21 
1 out of 834,307 Years Active: 2011-2012
Title: Innovations by Thomas C. Friel in Papermaking Technology
Introduction
Thomas C. Friel is an accomplished inventor based in Columbus, GA (US). He holds two patents that showcase his innovative contributions to the field of papermaking. His work focuses on improving the optical properties of paper products, which is essential for various printing and writing applications.
Latest Patents
Friel's latest patents include a method for papermaking that utilizes one or more quaternized dialkanolamine fatty acid ester compounds to control opacity. This method is designed to enhance the optical properties of paper or paperboard products. By using these compounds as a wet-end additive, Friel's approach can improve the opacity of the final product while reducing the reliance on traditional opacification aids, such as inorganic fillers and pigments. This innovation allows for a reduction in paper grammage without compromising opacity, while also maintaining other important characteristics like bulk value, tensile strength, and tear index.
Career Highlights
Throughout his career, Thomas C. Friel has worked with notable companies, including Kemira Chemicals, Inc. His experience in the industry has contributed to his expertise in developing advanced papermaking techniques.
Collaborations
Friel has collaborated with professionals such as Brian N. Brogdon and Gary M. Freeman, further enhancing his work in the field of papermaking.
Conclusion
Thomas C. Friel's innovative methods in papermaking demonstrate his commitment to advancing the industry. His patents reflect significant improvements in paper production, making him a noteworthy inventor in this field.