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For the Inventor, By the Inventor

Angleton, TX, United States of America

Walter L Wernli

This inventor holds 8 USPTO granted patents. Top assignee: The Dow Chemical Company. Active years: 1978-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Walter L Wernli. Retrieved from https://idiyas.com/inventor/walter-l-wernli

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 4

Forward Citations = 66(Granted Patents)


Company Filing History:

goldMedal8 out of 7,680 
 
The Dow Chemical Company
 patents

Years Active: 1978-1999

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8 patents (USPTO):Explore Patents
1. 5939591 - Apparatus for producing alkylene glycols, alkylene glyocols having (1999-08-17),
2. 5693870 - Apparatus for producing alkylene glycols, alkyene glycols having higher (1997-12-02),
3. 5372790 - Vertical continuous reactor (1994-12-13),
4. 5310955 - Vertical continuous reactor and process for liquid epoxy resin (1994-05-10),
5. 4952647 - Aliphatic, non-hydrolyzable chloride-containing epoxy resins and process (1990-08-28),
6. 4558116 - Process for preparing relatively high molecular weight epoxy resins (1985-12-10),
7. 4248741 - Method of making catalysts for the production of ethylene oxide (1981-02-03),
8. 4087385 - Process for making a silver catalyst for oxidizing ethylene to ethylene (1978-05-02),

Title: Walter L. Wernli: Innovator in Alkylene Glycol Production

Introduction

Walter L. Wernli is a notable inventor based in Angleton, TX (US). He has made significant contributions to the field of chemical engineering, particularly in the production of alkylene glycols. With a total of 8 patents to his name, Wernli's work has had a substantial impact on various industrial applications.

Latest Patents

Wernli's latest patents focus on the apparatus and process for producing tripropylene glycol. One of his inventions discloses an apparatus that combines alkylene oxide, water, an acid catalyst, and dipropylene glycol under specific conditions to create tripropylene glycol. The reaction mixture contains water in a range of about 1 to 50 weight percent, with a water-to-alkylene oxide ratio of less than 9. The resulting tripropylene glycol exhibits a primary hydroxyl group content exceeding 36 percent, making it valuable in the production of acrylics. Additionally, he has developed processes for making esters from these glycols.

Career Highlights

Walter L. Wernli is currently associated with The Dow Chemical Company, where he continues to innovate in the field of chemical production. His expertise and inventions have contributed to advancements in the industry, particularly in the efficient production of chemical compounds.

Collaborations

Wernli has collaborated with notable coworkers such as Robert P. Shirtum and David D. McCoy. Their combined efforts have furthered research and development in chemical engineering.

Conclusion

Walter L. Wernli's contributions to the field of alkylene glycol production highlight his innovative spirit and dedication to advancing chemical engineering. His patents and collaborations reflect a commitment to improving industrial processes and creating valuable chemical products.

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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