Volker Zellmer

This inventor holds 15 USPTO granted patents and 1 published patent application, plus 2 CIPO patents and 4 EPO patents. Top assignees: Th. Goldschmidt Ag, Evonik Degussa Gmbh, Evonik Goldschmidt Corporation. Active years: 1992-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Volker Zellmer. Retrieved from https://idiyas.com/inventor/volker-zellmer

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

USPTO Granted Patents = 15 (Patent Applications = 1)

% Patents Active = 80.0

CIPO Patents = 2 (Patent Applications = 2)

EPO Patents = 4 (Patent Applications = 4)

Average Co-Inventor Count = 3.9

ph-index = 7

Forward Citations = 219(Granted Patents)

Company Filing History:

Evonik Goldschmidt Corporation

Years Active: 1992-2019

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10301427 - Process for producing hydrosilylable polyoxyalkylene ethers (2019-05-28),

2. 9334354 - Modified alkoxylation products which have alkoxysilyl groups and contain urethane groups, and their use (2016-05-10),

3. 9035011 - Modified alkoxylation products having at least one non-terminal alkoxysilyl group and a plurality of urethane groups, and their use (2015-05-19),

4. 8058388 - Process for alkoxylation with DMC catalysts in a loop reactor with ejector (2011-11-15),

5. 7312364 - Equilibrium reaction and gas/liquid reaction in a loop reactor (2007-12-25),

6. 6194475 - Use of metal salts of ricinoleic acid in producing polyurethane (2001-02-27),

7. 5633292 - Method for producing cold polyurethane foams (1997-05-27),

8. 5565194 - Polysiloxane-polyoxyalkylene block copolymers and their use as additives (1996-10-15),

9. 5480916 - Method for producing cold polyurethane foams (1996-01-02),

10. 5357018 - Polysiloxane-polyoxyalkylene block copolymers with different (1994-10-18),

11. 5321051 - Polysiloxane-polyoxyalkylene block copolymers with different (1994-06-14),

12. 5306737 - Polysiloxane-polyoxyalkylene block copolymers with different (1994-04-26),

13. 5183830 - Method for the preparation of highly elastic forms of reduced (1993-02-02),

14. 5132333 - Method for the preparation of flexible polyurethane foams with reduced (1992-07-21),

15. 5093376 - Method for the preparation of flexible polyester polyurethane foams (1992-03-03),

Title: The Innovative Contributions of Volker Zellmer

Introduction

Volker Zellmer is a prominent inventor based in Bottrop, Germany, known for his significant contributions to the field of chemistry and materials science. With a total of 15 patents to his name, he has made remarkable advancements in the production of specialized chemical compounds.

Latest Patents

Zellmer's latest patents include a process for producing hydrosilylable polyoxyalkylene ethers. This innovative process involves several steps: the alkoxylation of terminally unsaturated alcohols with alkylene oxides to create a polyoxyalkylene ether, followed by the etherification of this ether, and finally, the neutralization of the product under buffered conditions. Additionally, he has developed modified alkoxylation products that contain alkoxysilyl groups and urethane groups, which are useful in producing adhesives and sealants.

Career Highlights

Throughout his career, Volker Zellmer has worked with notable companies such as Th. Goldschmidt AG and Evonik Goldschmidt Corporation. His work in these organizations has allowed him to apply his innovative ideas and contribute to the development of new materials and processes.

Collaborations

Zellmer has collaborated with esteemed colleagues, including Georg Burkhart and Rolf-Dieter Langenhagen. These partnerships have fostered a creative environment that has led to the successful development of various chemical innovations.

Conclusion

Volker Zellmer's contributions to the field of chemistry through his patents and collaborations highlight his role as a key innovator. His work continues to influence the development of new materials and processes in the industry.

Profile summary based on public USPTO records.