Location History:
- Houston, TX (US) (1992 - 1996)
- Marietta, OH (US) (2007)
- Katy, TX (US) (2007 - 2009)
Company Filing History:
9 out of 7,646 
3 out of 186 
1 out of 2 Years Active: 1992-2009
Title: Craig A. Stevens: A Trailblazer in Polymer Science
Introduction
Craig A. Stevens, based in Houston, TX, is an accomplished inventor known for his significant contributions to the field of polymer science. With a remarkable portfolio of 13 patents, he has dedicated his career to innovating processes and compounds that enhance polymerization techniques, particularly in the area of block copolymers.
Latest Patents
Among his latest innovations, Stevens has developed an organo-dilithium compound along with a method for its preparation. This invention discloses an anionic diinitiator that is prepared by using a diisopropenyl benzene compound and an organo lithium compound with primary polymerization sites. The process involves the admixture of diisopropenyl benzene, diethyl ether, ethylene, an organo lithium compound, and a solvent under specific reaction conditions to create diinitiators with primary lithium alkyl reactive sites. These diinitiators prove to be particularly beneficial for preparing block copolymers. Stevens has also patented an anionic polymerization diinitiator, which follows a similar preparation process and serves the same purpose in advancing polymer chemistry.
Career Highlights
Stevens has made significant strides in his career by working with notable companies in the industry, including Shell Oil Company and Kraton Polymers U.S. LLC. His experiences in these organizations have provided him with a solid foundation to explore innovative ideas and push the boundaries of polymer science.
Collaborations
Throughout his career, Stevens has collaborated with esteemed colleagues such as Daniel Earl Goodwin and Carl Lesley Willis. These partnerships have fostered a dynamic exchange of ideas that further empower his inventive approach and strengthen his contributions to the field.
Conclusion
Craig A. Stevens stands out as a pillar of innovation in polymer science. His extensive patent portfolio, particularly in the development of block copolymer-related diinitiators, showcases his commitment to advancing this technical field. As he continues to collaborate with fellow experts and evolves in his career, Stevens undoubtedly paves the way for future breakthroughs in polymer technology.