Company Filing History:

18 out of 12,157

Bayer Aktiengesellschaft

1 out of 832,680

Other

patents

Years Active: 1989-2002

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20 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6486363 - Process for the manufacture of bis(4-hydroxyaryl)alkanes (2002-11-26),

2. 5936007 - (Co)polycarbonates stabilized against .gamma.-radiation (1999-08-10),

3. 5852070 - (Co) polycarbonates stabilised against .gamma.-radiation (1998-12-22),

4. 5780690 - Bisphenol synthesis on modified ion-exchange resins using specially (1998-07-14),

5. 5693697 - Flame-resistant polycarbonate moulding-compositions (1997-12-02),

6. 5545764 - Process for the continuous production of high purity bisphenol A (1996-08-13),

7. 5455282 - Process of regenerating sulfonic acid cation exchange resins with a (1995-10-03),

8. 5395857 - Optimized ion exchanger beds for the synthesis of bisphenol A (1995-03-07),

9. 5302774 - Process for the production of bisphenols (1994-04-12),

10. 5269887 - Process for the purification of bisphenols (1993-12-14),

11. 5210328 - Process for the preparation of substituted cycloalkylidene bisphenols (1993-05-11),

12. 5128437 - Polycarbonate from bi(tetrahydrofuran)di phenol (1992-07-07),

13. 5004569 - Process for the production of carboxylic acid esters (1991-04-02),

14. 4980426 - Moulding compounds of polycarbonate mixtures having a high disperse (1990-12-25),

15. 4954569 - Use of homopolycarbonates of 3,3'-dihydroxydiphenyl ether for modifying (1990-09-04),

Title: Klaus D Berg: Innovator in Polycarbonate Technology

Introduction

Klaus D Berg, an accomplished inventor based in Krefeld, Germany, has made significant contributions to the field of polymer technology. With a remarkable portfolio of 20 patents, he has pioneered various processes and formulations that have advanced industrial applications.

Latest Patents

Among his latest innovations, Klaus has developed a process for the manufacture of bis(4-hydroxyaryl)alkanes. This invention describes a heterogeneous acid-catalyzed reaction that utilizes aromatic hydroxy compounds and ketones in series-connected reactors. The process is characterized by a rising temperature and increased loading in the direction of advancing conversion. Additionally, he has created (co)polycarbonates stabilized against gamma-radiation, providing enhanced durability and performance for polycarbonate moulding compositions. These innovations reflect Klaus's commitment to advancing material science.

Career Highlights

Klaus D Berg has worked with reputable companies including Bayer Aktiengesellschaft and Agfa Gevaert NV. His expertise and leadership in research and development have played a crucial role in the advancements of these organizations, particularly in the area of polymer production and stabilization.

Collaborations

Throughout his career, Klaus has collaborated with esteemed colleagues such as Ulrich R Grigo and Alfred Eitel. These partnerships have fostered a collaborative approach to innovation, leading to the successful development of groundbreaking technologies.

Conclusion

Klaus D Berg’s contributions to innovation in polycarbonate technology and his extensive patent portfolio exemplify his dedication to advancing industrial practices. His work continues to influence the field, showcasing the significance of innovation in enhancing the performance of materials used across various industries.

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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.