Company Filing History:

14 out of 12,157

Bayer Aktiengesellschaft

Years Active: 1986-1995

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5436070 - Magnetic recording medium comprising a polyoxyalkylene oxide binder, a (1995-07-25),

2. 5115013 - Graft copolymers containing perfluoroalkyl groups (1992-05-19),

3. 5093470 - Nitrogen-containing polymeric compounds (1992-03-03),

4. 5082527 - Nitrogen-containing polymeric compounds (1992-01-21),

5. 5028236 - Treatment of polyamide fibres (1991-07-02),

6. 4994089 - Carrier mixture for the dyeing of polyester materials: (1991-02-19),

7. 4975499 - Polyamidoamine resin from mixture of diamine and polyalkylene polyamine (1990-12-04),

8. 4929309 - Nitrogen-containing water-soluble polymeric compounds (1990-05-29),

9. 4857586 - Nitrogen-containing water-soluble compounds (1989-08-15),

10. 4784727 - Sizing agent and use thereof (1988-11-15),

11. 4775384 - Process for treating fibre materials (1988-10-04),

12. 4737576 - Basic polycondensates (1988-04-12),

13. 4673729 - Paper auxiliary from condensation product of aliphatic (1987-06-16),

14. 4614546 - Sizes based on ketene dimers (1986-09-30),

15. 4613337 - Process for dyeing cellulose-containing fibre materials by the cold (1986-09-23),

Title: The Innovative Mind of Wolf-Dieter Schroer

Introduction

Wolf-Dieter Schroer is a prominent inventor based in Munich, Germany, known for his remarkable contributions to the field of magnetic materials. With an impressive portfolio of 15 patents, Schroer's work showcases his expertise in developing advanced technologies for magnetic recording mediums and dispersions.

Latest Patents

Schroer's recent patents reflect his innovative approach to materials science. One of his significant inventions is a magnetic recording medium that utilizes a polyoxyalkylene oxide binder. This technology employs a magnetic dispersion comprising finely divided iron powder or iron alloy powder, which boasts a BET value exceeding 35 m²/g. The breakthrough lies in the improved filterability achieved through the use of specific low molecular weight phosphoric esters in combination with a dispersion-active compound featuring a polar group. This inclusion enhances the dispersion process, allowing for various polymeric binders to be integrated seamlessly.

Moreover, another notable patent details the formulation of aqueous dispersions of copolymers and graft copolymers consisting of ethylenically unsaturated perfluoroalkyl monomers. These dispersions are prepared via polymerization in the presence of emulsifier-free polyurethane dispersions, which serve as the graft base. The resulting materials are geared towards offering oil-repellent and water-repellent finishes for textiles, carpets, leather, and paper, showcasing Schroer's commitment to functional textile innovations.

Career Highlights

Throughout his distinguished career, Wolf-Dieter Schroer has worked with renowned companies, including Bayer Aktiengesellschaft and BASF Magnetics GmbH. His experience in these leading organizations has allowed him to refine his skills and contribute significantly to research and development in magnetic materials.

Collaborations

Schroer's journey has been enriched by collaborations with fellow innovators such as Henning Bachem and Janos Muszik. These partnerships have fostered a creative environment that has driven many of his successful projects and patents.

Conclusion

Wolf-Dieter Schroer's tenure as an inventor has not only advanced the field of magnetic materials but has also paved the way for future innovations. His array of patents reflects a dedication to overcoming challenges in material science, offering practical solutions that benefit various industries. As he continues to innovate, the impact of his work will undoubtedly resonate for years to come.

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