Location History:
- West Lothian, GB (1985 - 1990)
- Bo'ness, GB (1982 - 1992)
Company Filing History:
4 out of 694 
1 out of 100 
Years Active: 1982-1992
Title: John G Speakman: Innovator in Polymerization Technology
Introduction
John G Speakman is a notable inventor based in West Lothian, GB. He has made significant contributions to the field of polymerization, holding a total of 4 patents. His work primarily focuses on the processes involved in the polymerization of olefins, which are crucial for various industrial applications.
Latest Patents
Among his latest patents, one notable invention is related to "Prepolymers of olefins containing a chromium oxide and a granular." This patent describes a process for the polymerization of ethylene or copolymerization of ethylene and at least one other alpha-olefin in a gas phase within a fluidized bed reactor. The catalyst used in this process comprises chromium compounds associated with a granular support made of a refractory oxide, activated by thermal treatment. The innovation lies in utilizing the catalyst in the form of active particles of prepolymer, which enhances the efficiency of the polymerization process.
Another significant patent by Speakman is titled "Process for the polymerisation of ethylene or the copolymerisation of." This invention also focuses on the polymerization of ethylene or its copolymerization with other alpha-olefins, utilizing a similar gas phase process and catalyst configuration as described in his previous patent.
Career Highlights
Throughout his career, John G Speakman has worked with prominent organizations, including BP Chemicals Limited and the University of Nottingham. His experience in these institutions has allowed him to refine his expertise in polymer chemistry and contribute to advancements in the field.
Collaborations
John G Speakman has collaborated with esteemed colleagues such as Jean-Claude A Bailly and Nicholas P Wilkinson. These partnerships have likely enriched his research and development efforts, leading to innovative solutions in polymerization technology.
Conclusion
John G Speakman is a distinguished inventor whose work in polymerization has led to multiple patents and significant advancements in the field. His contributions continue to influence the industry and inspire future innovations.