Joseph R Harder

Title: Joseph R Harder: Innovator in Polyolefin Additives

Introduction

Joseph R Harder is a notable inventor based in Bartlesville, OK (US). He has made significant contributions to the field of polyolefin additives, holding a total of 4 patents. His work has focused on improving the properties of polyolefins, which are widely used in various applications.

Latest Patents

One of Harder's latest patents involves phosphite additives in polyolefins. This innovation demonstrates that the whiteness and stability of a polyolefin can be enhanced by the addition of a first phosphite, specifically an arylalkyl diphosphite, along with a second phosphite selected from either a second arylalkyl diphosphite or a triarylphosphite. Furthermore, the combination of a triarylphosphite with an arylalkyl diphosphite has been shown to improve the hygroscopic nature and hydrolytic stability of the arylalkyl diphosphite.

Career Highlights

Throughout his career, Joseph R Harder has worked with prominent companies such as Phillips Petroleum Company and Chevron Phillips Chemical Company LP. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of chemical engineering.

Collaborations

Harder has collaborated with notable colleagues, including David R Battiste and Mark K Russell. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Joseph R Harder is a distinguished inventor whose work in polyolefin additives has led to significant advancements in the industry. His innovative patents and collaborations highlight his commitment to improving material properties and enhancing product performance.