Harpreet Singh

Title: Harpreet Singh: Innovator in Oxydiphthalic Anhydride Purification

Introduction

Harpreet Singh is a notable inventor based in Evansville, IN (US). He has made significant contributions to the field of chemical engineering, particularly in the purification and preparation of oxydiphthalic anhydrides. With a total of 2 patents to his name, Singh's work has implications for various industrial applications.

Latest Patents

Singh's latest patents include a method of purifying dianhydrides and methods for preparing oxydiphthalic anhydrides. The purification method involves diluting a mixture containing oxydiphthalic anhydride, a solvent, a catalyst, and an inorganic salt. This process results in a solid-liquid mixture that can be further processed to yield purified oxydiphthalic anhydride. His preparation method focuses on reactive and substantially anhydrous conditions to produce oxydiphthalic anhydride with a yield of at least 70%, even in the presence of chlorophthalide impurities.

Career Highlights

Throughout his career, Harpreet Singh has worked with prominent companies such as Sabic Innovative Plastics IP B.V. and Sabic Global Technologies B.V. His experience in these organizations has allowed him to refine his expertise in chemical processes and patent development.

Collaborations

Singh has collaborated with talented individuals in his field, including Beatriz Penalver Bernabe and Lioba Maria Kloppenburg. These collaborations have contributed to the advancement of his research and innovations.

Conclusion

Harpreet Singh's contributions to the field of chemical engineering, particularly in the purification and preparation of oxydiphthalic anhydrides, highlight his innovative spirit and dedication to advancing industrial processes. His patents reflect a commitment to improving chemical methodologies, making him a significant figure in his area of expertise.