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For the Inventor, By the Inventor

Midland, MI, United States of America

G Edwin Vrieland

USPTO Granted Patents = 12

Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 50(Granted Patents)


Company Filing History:

goldMedal12 out of 7,680 
 
The Dow Chemical Company
 patents

Years Active: 1976-1994

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12 patents (USPTO):Explore Patents
1. 5302773 - Process of oxidizing aliphatic hydrocarbons employing a molybdate (1994-04-12),
2. 5258347 - Process of oxidizing aliphatic hydrocarbons employing a molybdate (1993-11-02),
3. 5146031 - Process of oxidizing aliphatic hydrocarbons employing a molybdate (1992-09-08),
4. 4973791 - Process of oxidizing aliphatic hydrocarbons employing an alkali-promoted (1990-11-27),
5. 4937279 - Extrudable polymeric compositions (1990-06-26),
6. 4859786 - Olefin oxidation catalyst of unsupported silver containing low levels of (1989-08-22),
7. 4321389 - Process for preparing 4-bromotetrachloropyridine (1982-03-23),
8. 4256895 - Process for displacing nuclear iodine with chlorine in iodipyridines (1981-03-17),
9. 4075122 - Catalyst and method of oxydehydrogenation of alkyl aromatic compounds (1978-02-21),
10. 3957897 - Method of oxydehydrogenation of alkyl aromatic compounds (1976-05-18),
11. 3935126 - Catalyst and method of oxydehydrogenation of alkyl aromatic compounds (1976-01-27),
12. 3933932 - Method of oxydehydrogenation of ethyl benzene (1976-01-20),

Title: G Edwin Vrieland: Innovator in Hydrocarbon Oxidation Processes

Introduction

G Edwin Vrieland is a prominent inventor based in Midland, MI (US), known for his significant contributions to the field of hydrocarbon oxidation. With a total of 12 patents to his name, Vrieland has made remarkable advancements in the production of olefins and diolefins, particularly focusing on high productivity processes.

Latest Patents

Among his latest patents is a process for oxidizing aliphatic hydrocarbons employing a molybdate. This innovative method involves preparing olefins and diolefins in high productivity by contacting aliphatic hydrocarbons, such as butane, with a heterogeneous catalyst composition containing reactive oxygen. The reaction conditions are optimized to produce more highly unsaturated aliphatic hydrocarbons, such as 1,3-butadiene. The catalyst composition features a glassy silica matrix with specified surface area and macro-porosity, encapsulating domains of a catalyst component containing oxides of magnesium and molybdenum. This catalyst exhibits high crush strength and is particularly useful in transport reactors.

Another notable patent by Vrieland is also focused on the process of oxidizing aliphatic hydrocarbons employing a molybdate. This process aims at the production of olefins and diolefins, such as 1,3-butadiene, by contacting aliphatic hydrocarbons with a heterogeneous catalyst composition containing reactive oxygen. The catalyst comprises a support component of magnesia and alumina or magnesium aluminate spinel, along with a catalyst component of magnesia, an oxide of molybdenum, a Group IA metal oxide promoter, and optionally vanadium oxide. The catalysts developed are characterized by high surface area and high attrition resistance.

Career Highlights

Vrieland's career is marked by his association with The Dow Chemical Company, where he has played a crucial role in advancing chemical processes. His work has significantly impacted the efficiency and effectiveness of hydrocarbon oxidation methods.

Collaborations

Throughout his career, Vrieland has collaborated with notable colleagues, including Hans R Friedli and Craig B Murchison. These collaborations have further enriched his research and development efforts in the field.

Conclusion

G Edwin Vrieland's innovative work in hydrocarbon oxidation processes has led to significant advancements in the production

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