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For the Inventor, By the Inventor

Krefeld, Germany

Jörg Hofmann

USPTO Granted Patents = 27

Average Co-Inventor Count = 3.7

ph-index = 10

Forward Citations = 272(Granted Patents)


Location History:

  • Leverkusen, DE (2001)
  • Krefeld, DE (2001 - 2004)

Company Filing History:

goldMedal25 out of 12,157 
 
Bayer Aktiengesellschaft
 patents
silverMedal2 out of 832,680 
Other
 patents

Years Active: 2001-2004

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27 patents (USPTO):Explore Patents
1. 6835687 - Method for producing double metal cyanide (DMC) catalysts (2004-12-28),
2. 6833431 - Double-metal cyanide catalysts for preparing polyether polyols (2004-12-21),
3. 6818587 - Double-metal cyanide catalysts for preparing polyether polyols (2004-11-16),
4. 6806345 - Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production (2004-10-19),
5. 6780813 - Process for producing DMC catalysts (2004-08-24),
6. 6776925 - Process for the preparation of polyether polyols (2004-08-17),
7. 6670406 - Process for producing polyether polyols (2003-12-30),
8. 6646100 - Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production (2003-11-11),
9. 6624321 - Process for the preparation of polyether polyols (2003-09-23),
10. 6624286 - Double-metal cyanide catalysts containing polyester for preparing polyether polyols (2003-09-23),
11. 6617419 - Long-chain polyether polyols with a high proportion of primary oh groups (2003-09-09),
12. 6608231 - Double-metal cyanide catalysts for producing polyether polyols (2003-08-19),
13. 6586566 - Double metal cyanide catalysts for producing polyether polyols (2003-07-01),
14. 6586564 - Double-metal cyanide catalysts for preparing polyether polyols (2003-07-01),
15. 6569981 - Crystallizing polyether polyols, a method for producing them and use of the same (2003-05-27),

Title: Jörg Hofmann: Innovator in Double Metal Cyanide Catalysts

Introduction

Jörg Hofmann is a prominent inventor based in Krefeld, Germany, recognized for his significant contributions to the field of chemical engineering, particularly in the development of double metal cyanide (DMC) catalysts. With an impressive portfolio of 27 patents, Hofmann continues to advance the methodology for producing complex chemical compounds vital for various industrial applications.

Latest Patents

Among his latest patents, Hofmann’s work on the “Method for producing double metal cyanide (DMC) catalysts” stands out. This innovation provides an improved process for preparing DMC catalysts used in the production of polyether polyols. The process involves reacting aqueous solutions of metal salts and cyanide salts in the presence of an organic complexing ligand, followed by filtration and drying of the catalyst dispersion. This technique enhances efficiency and quality in manufacturing polyether polyols essential for numerous applications in the polymer industry.

Another notable patent is the “Double-metal cyanide catalysts for preparing polyether polyols.” This invention describes a DMC catalyst comprising various components, including double-metal cyanide compounds and specific organic complexing ligands that are not polyethers. This novel catalyst has shown increased activity in producing polyether polyols, underscoring Hofmann's commitment to innovation in this segment.

Career Highlights

Hofmann has built an impressive career at Bayer Aktiengesellschaft, where he made significant strides in catalysis and chemical processes. His expertise in developing efficient catalysts has positioned him as a leading figure in his field, influencing both academic and industrial practices.

Collaborations

Throughout his career, Hofmann has collaborated with esteemed colleagues such as Pramod Gupta and Pieter Ooms. These collaborations have fostered a rich exchange of ideas and innovations, contributing to the advancement of chemical processes and technologies.

Conclusion

Jörg Hofmann’s contributions to the field of catalysis are noteworthy, with a robust portfolio of patents that continue to shape the industry. Through his innovative methodologies for producing double metal cyanide catalysts, Hofmann exemplifies the spirit of invention that drives progress in chemical engineering, ensuring a lasting impact on the field. His collaborations and experiences further highlight the importance of teamwork in achieving groundbreaking results in the realm of innovations.

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