Company Filing History:

18 out of 12,157

Bayer Aktiengesellschaft

patents

1 out of 383

Lanxess Deutschland Gmbh

patents

Years Active: 1986-2007

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19 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7294191 - Pure-coloured, readily dispersible iron oxide red pigments with high grinding stability (2007-11-13),

2. 6117228 - Heat-stable iron oxide yellow pigments (2000-09-12),

3. 6086846 - Use of synthetic, iron raw materials for preparing iron oxide pigments (2000-07-11),

4. 5899566 - Reactor for corrosive reaction mixtures (1999-05-04),

5. 5837216 - Use of synthetic, iron raw materials for preparing iron oxide pigments (1998-11-17),

6. 5730794 - Use of synthetic, bainite-rich iron raw materials for preparing iron (1998-03-24),

7. 5665157 - Clean color shade, yellow-tinged red iron oxide pigments, and a process (1997-09-09),

8. 5202043 - Process for the preparation of isometric magnetic iron oxide (1993-04-13),

9. 5059250 - Red iron oxide pigments with improved coloring properties (1991-10-22),

10. 5049195 - Color pure iron oxide pigments, a process for their preparation and (1991-09-17),

11. 5035748 - Storage-stable inorganic pigments containing specific (1991-07-30),

12. 5013365 - Iron oxide black pigments, processes for their preparation and their use (1991-05-07),

13. 4985078 - Thermostable zinc ferrite color pigments containing 0.05-0.5 wt % (1991-01-15),

14. 4919727 - Oxidation resistant, heat resistant iron oxide black pigments, a process (1990-04-24),

15. 4911760 - Color pure iron oxide pigments, a process for their preparation (1990-03-27),

Title: Wilfried Burow: A Pioneer in Iron Oxide Pigments

Introduction

Wilfried Burow, based in Krefeld, Germany, is an esteemed inventor known for his significant contributions to the field of pigments. With an impressive portfolio of 19 patents, he has focused much of his work on the development of iron oxide pigments that boast enhanced properties for various applications.

Latest Patents

Among Burow's latest innovations are two noteworthy patents. The first patent involves the creation of pure-colored, readily dispersible iron oxide red pigments with high grinding stability. This invention details a novel process for preparing these pigments, emphasizing their practical applications in various industries. The second patent pertains to heat-stable iron oxide yellow pigments. These pigments demonstrate remarkable heat resistance exceeding 220 degrees Celsius in polyethylene for at least five minutes, achieved through a unique method of oxidizing metallic iron with nitrobenzene in an acidic medium.

Career Highlights

Throughout his career, Wilfried Burow has made significant strides while working at prominent companies like Bayer Aktiengesellschaft and Lanxess Deutschland GmbH. His expertise in pigment technology has been pivotal in advancing the efficiency and effectiveness of colorants used in various sectors.

Collaborations

Burow has collaborated with several talented individuals in his field, including notable professionals such as Wolfgang Oehlert and Horst Brunn. These collaborations have undoubtedly contributed to the success of his projects and the launch of innovative products.

Conclusion

Wilfried Burow's dedication to researching and developing advanced iron oxide pigments has solidified his reputation as a leading inventor in the chemical industry. His contributions enhance the performance of products utilizing these pigments, and the impact of his work will continue to be felt across various applications for years to come.

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1 patent (EPO):

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.