James Douglas McCullough, Jr

Title: James Douglas McCullough, Jr: Innovator in Polymer Technology

Introduction

James Douglas McCullough, Jr. is a notable inventor based in Houston, TX (US). He has made significant contributions to the field of polymer technology, holding a total of 2 patents. His work focuses on enhancing the properties and processing of polymers, which are essential materials in various industries.

Latest Patents

One of McCullough's latest patents is a pelletizing aid for polymers. This invention relates to the use of a synergistic nucleating package to promote the rapid crystallization of polymers from the melt. This innovation facilitates the ease of fabrication of extruded or molded articles or otherwise shaped objects formed from the melt, including pelleted products from extrusion. Another significant patent involves compositions containing impact copolymers made from a blend of a homopolymer phase and a rubber phase with a high ethylene content. This invention improves film properties and balances film tensile properties in both machine and transverse directions. Compared to traditional impact copolymer compositions, these inventive copolymers exhibit significantly enhanced melting and crystallization peaks due to polyethylene-like crystallinity in the rubber phase.

Career Highlights

Throughout his career, McCullough has worked with prominent companies such as Union Carbide Chemicals & Plastics Technology Corporation and Shell Oil Company. His experience in these organizations has allowed him to develop and refine his innovative ideas in polymer technology.

Collaborations

Some of McCullough's notable coworkers include Ananda M Chatterjee and Chin-Yuan G Ma. Their collaboration has contributed to advancements in the field of polymer science.

Conclusion

James Douglas McCullough, Jr. is a distinguished inventor whose work in polymer technology has led to significant advancements in the industry. His patents reflect his commitment to innovation and improvement in material properties.