Company Filing History:
7 out of 7,645 
4 out of 822 
1 out of 138 Years Active: 1990-2000
Title: James D. McCullough, Jr.: A Pioneer in Polyolefin Innovations
Introduction: James D. McCullough, Jr. is an accomplished inventor based in Houston, TX, with a remarkable portfolio of 14 patents to his name. His groundbreaking work primarily focuses on the advancements in polyolefin compositions, showcasing his dedication to enhancing polymer technology.
Latest Patents: McCullough's latest innovations include a process for the deactivation of polyolefin compositions utilizing carbon. This method enhances the properties of polyolefin polymers by treating them in a post-reactor vessel with CO₂, followed by the incorporation of an acid acceptor and at least one secondary antioxidant. The result is a product that exhibits improved color, reduced melt flow breaking tendency, and prevents polymer agglomeration and stickiness. Another notable invention includes polypropylene impact copolymers with high clarity, which combine a homopolymer phase with a rubber phase containing high ethylene content. These copolymers not only improve clarity but also present high stiffness and good toughness at low temperatures, revolutionizing the application of polyolefins in various industries.
Career Highlights: Throughout his career, McCullough has made significant contributions to the field of polymer science while working for renowned companies such as Shell Oil Company and Union Carbide Chemicals & Plastics Technology Corporation. His innovative spirit and expertise have paved the way for advancements that benefit numerous industrial applications.
Collaborations: James D. McCullough, Jr. has collaborated with esteemed professionals including Harold K. Ficker and Charles C. Hwo. These partnerships reflect his commitment to working alongside other talented individuals to drive innovation in polymer technology.
Conclusion: With a strong foundation in polymer science and an impressive array of patents, James D. McCullough, Jr. continues to be an influential figure in the field of polyolefins. His dedication to innovation and collaboration exemplifies the impact that determined inventors can have on industry advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.