Company Filing History:
Years Active: 2004-2008
Title: Innovations of Mark E Harr
Introduction
Mark E Harr is an accomplished inventor based in New Philadelphia, OH (US). He has made significant contributions to the field of polymer additives, holding a total of three patents. His work focuses on developing alternatives to conventional products, particularly in the area of phosphite additives for PVC.
Latest Patents
Harr's latest patents include innovations such as phenol-free phosphites. These phosphites serve as alternatives to traditional phenol-containing products like phenyl diisodecyl phosphite and diphenyl isodecyl phosphite. They utilize para-cumyl phenol-based derivatives to provide a phenol-free option. Another notable patent is for phosphite ester additive compositions. This invention relates to liquid polymer additive compositions that comprise blends of various phosphite esters. These blends include aryl phosphites, alkyl phosphites, and other derivatives, with the addition of zinc to enhance their effectiveness as stabilizers.
Career Highlights
Mark E Harr is currently employed at Dover Chemical Corporation, where he continues to innovate in the field of chemical additives. His work has been instrumental in advancing the use of safer and more effective stabilizers in polymer applications.
Collaborations
Harr has collaborated with notable coworkers such as Michael Jakupca and Thomas Jennings. Their combined expertise has contributed to the successful development of new products and technologies in the industry.
Conclusion
Mark E Harr's contributions to the field of polymer additives demonstrate his commitment to innovation and safety in chemical applications. His patents reflect a forward-thinking approach that prioritizes the development of environmentally friendly alternatives.