Coupeville, WA, United States of America

Francis P Baldwin

This inventor holds 21 USPTO granted patents, primarily in Halogenated Polymers. Top assignees: Exxon Research and Engineering Company, Other. Active years: 1976-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Francis P Baldwin. Retrieved from https://idiyas.com/inventor/francis-p-baldwin

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 210(Granted Patents)


Location History:

  • Summit, NJ (US) (1976 - 1978)
  • Coupleville, WA (US) (1979)
  • Coupeville, WA (US) (1981 - 1987)

Company Filing History:


Years Active: 1976-1987

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Areas of Expertise:
Halogenated Butyl Rubber
Polymer Preparation
Elastomer Modification
Brominated Butyl Rubber
Conjugated Diene
Graft Polymerization
Extrusion Process
Moisture Curable Polymers
Low Molecular Weight Polymers
Covulcanization
Terminally-Functional Hydrocarbon
21 patents (USPTO):Explore Patents

Title: Innovations of Francis P. Baldwin in Halogenated Butyl Rubber

Introduction

Francis P. Baldwin, an accomplished inventor based in Coupeville, WA, has made significant contributions to the field of polymer science and chemistry. With an impressive portfolio of 21 patents, Baldwin's work primarily focuses on improving halogenated butyl rubber, vital for various applications in the rubber industry.

Latest Patents

Among Baldwin's latest patents is an innovative formulation for halogenated butyl rubber, characterized by a polymer containing a conjugated diene content of less than 0.25 mole % and a halogen content of at least 0.6 wt. %. Notably, at least 20 mole % of the halogen in this product exists in a primary allylic configuration. Further enhancing this innovation, his patent regarding the process for preparing improved halogenated butyl rubber outlines a method involving the isomerization of the polymers to achieve a significant mole fraction of halogen in the primary allylic position, utilizing either a Friedel Crafts catalyst or HBr as a catalyst.

Career Highlights

Baldwin's career includes notable stints at Exxon Research and Engineering Company, where he has been part of innovative projects that have pushed the boundaries of rubber chemistry. His extensive research and contributions to the field have led him to become a respected figure in polymer development.

Collaborations

Throughout his career, Baldwin has collaborated with several esteemed colleagues, including Ronald C. Kowalski and William M. Davis. These collaborations have fostered a collaborative environment that has resulted in groundbreaking advancements in halogenated rubber technologies.

Conclusion

Francis P. Baldwin's work continues to impact the field of materials science significantly. His innovative approaches to halogenated butyl rubber not only enhance the performance of rubber products but also pave the way for future advancements in polymer chemistry. With a strong portfolio of patents and a remarkable career, Baldwin remains a notable inventor in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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