James T Grimes

Title: Innovations by James T Grimes

Introduction

James T Grimes is a notable inventor based in Newark, OH (US). He has made significant contributions to the field of expandable vinylaromatic-acrylonitrile copolymers. With a total of 2 patents, his work has had a considerable impact on the industry.

Latest Patents

One of his latest patents is focused on anti-clumping agents for expandable vinylaromatic-acrylonitrile. This invention addresses the issue of clumping together of expandable vinylaromatic-acrylonitrile copolymer particles during their expansion. By coating the unexpanded virgin particles with 0.2 to 1.5 weight percent of particulate magnesium oxide, the clumping is substantially reduced. Another significant patent involves a method for obtaining low densities with particulate expandable polystyrene. This method achieves low density expanded polystyrene by exposing particles to atmospheric steam and aging them in air, resulting in particles with wrinkled cell walls.

Career Highlights

James T Grimes is currently associated with The Dow Chemical Company, where he continues to innovate and develop new solutions in his field. His expertise and inventions have contributed to advancements in materials science.

Collaborations

Throughout his career, Grimes has collaborated with notable colleagues, including Chung P Park and Martin H Tusim. These collaborations have further enhanced the quality and impact of his work.

Conclusion

James T Grimes is a distinguished inventor whose contributions to the field of expandable vinylaromatic-acrylonitrile and polystyrene have paved the way for new innovations. His patents reflect a commitment to solving industry challenges and improving material properties.