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For the Inventor, By the Inventor

Houston, TX, United States of America

George James Pehlert

USPTO Granted Patents = 17 

 

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 37(Granted Patents)


Company Filing History:

goldMedal17 out of 3,268 
 
Exxonmobil Chemical Patents Inc.
 patents

Years Active: 2009-2025

where 'Filed Patents' based on already Granted Patents

17 patents (USPTO):
1. 12441859 - Strain hardened polypropylene copolymer compositions (2025-10-14),
2. 12435167 - Processes for producing polyolefins and impact copolymers with broad molecular weight distribution and high stiffness (2025-10-07),
3. 12091533 - Polypropylene for films (2024-09-17),
4. 11773235 - Low odor and volatiles polyolefin compositions and methods of production (2023-10-03),
5. 11572462 - High melt strength polypropylenes with improved processability (2023-02-07),
6. 11549006 - High melt strength polypropylene with high stiffness and clarity (2023-01-10),
7. 11499031 - Polypropylenes having balanced strain hardening, melt strength, and shear thinning (2022-11-15),
8. 11459453 - Broad molecular weight distribution polypropylenes with high melt flow rates and high flexural modulus (2022-10-04),
9. 11414526 - High melt strength polypropylene and extrusion process for preserving melt strength (2022-08-16),
10. 11390731 - Process to produce strain hardened polypropylene (2022-07-19),
11. 11104783 - Polypropylene for films and the films therefrom (2021-08-31),
12. 10538645 - Polypropylenes having balanced strain hardening, melt strength, and shear thinning (2020-01-21),
13. 10457789 - Extrusion of polypropylenes with organic peroxides (2019-10-29),
14. 8829127 - Process for making ethylene interpolymers and interpolymers made thereby, and compositions and electrical devices containing such interpolymers (2014-09-09),
15. 8263722 - Process for making ethylene interpolymers and interpolymers made thereby; compositions and electrical devices containing such interpolymers (2012-09-11),

Title: George James Pehlert: Innovator in Polypropylene Copolymer Compositions

Introduction

George James Pehlert is a notable inventor based in Houston, TX (US), recognized for his contributions to the field of polymer chemistry. With a total of 17 patents to his name, Pehlert has made significant advancements in the development of polypropylene copolymer compositions and related technologies.

Latest Patents

Pehlert's latest patents include innovative compositions that involve strain-hardened polypropylene copolymer compositions. These compositions consist of copolymers that include at least 50 mol % propylene and at least 1 wt % of either ethylene or a Cto Cα-olefin, combined with an organic peroxide. The copolymer exhibits a molecular weight distribution (Mw/Mn) ranging from 1 to 5. Additionally, he has developed processes for producing polyolefins and impact copolymers characterized by broad molecular weight distribution and high stiffness. These methods involve polymerizing α-olefin monomers with a catalyst and hydrogen in a slurry, followed by further polymerization in a gas phase to achieve desired properties.

Career Highlights

Throughout his career, Pehlert has worked with prominent companies in the chemical industry, including ExxonMobil Chemical Patents Inc. and BASF SE Corporation. His work has significantly impacted the development of advanced materials used in various applications.

Collaborations

Pehlert has collaborated with several professionals in his field, including Mosha H Zhao and Sasha P Schmitt, who have contributed to his research and development efforts.

Conclusion

George James Pehlert stands out as an influential inventor in the realm of polymer chemistry, with a focus on polypropylene copolymer compositions. His innovative patents and career achievements reflect his dedication to advancing material science.

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