This inventor holds 1 USPTO granted patent. Top assignee: M.a. Hanna Company. Active years: 1997.
Company Filing History:
Years Active: 1997
Title: Judy A. Johnston: Innovator in Colored Polyethylene Terephthalate Composition
Introduction
Judy A. Johnston is a notable inventor based in Oakwood, GA (US). She has made significant contributions to the field of materials science, particularly in the development of colored polyethylene terephthalate (PET) compositions. Her innovative work has led to advancements in the manufacturing processes of PET articles.
Latest Patents
Judy A. Johnston holds 1 patent for her invention titled "Colored polyethylene terephthalate composition and process of its." This patent describes a process for manufacturing articles made from polyethylene terephthalate that are colored using a composition that includes a wax dispersant, ethylene copolymer, and a colorant. In her preferred embodiment, the wax dispersant is a maleated polyethylene wax, while an alternative embodiment utilizes a low molecular weight polyethylene wax, further incorporating linear low-density polyethylene. A preferred ethylene copolymer in her invention is ethylene-(meth)acrylic acid.
Career Highlights
Judy A. Johnston is associated with M.A. Hanna Company, where she has applied her expertise in polymer science to develop innovative materials. Her work has not only contributed to the company's portfolio but has also enhanced the overall quality and functionality of PET products in the market.
Collaborations
Throughout her career, Judy has collaborated with notable colleagues, including Alan R. Burgess and Tracy L. Phillips. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion
Judy A. Johnston's contributions to the field of colored polyethylene terephthalate compositions exemplify her dedication to innovation in materials science. Her patent and collaborative efforts highlight her role as a significant figure in the industry.