Company Filing History:

10 out of 3,002

Alliedsignal Inc.

1 out of 832,680

Other

patents

Years Active: 1990-1999

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5911918 - Surface dopants as blend compatibilizers in conjugated polymers (1999-06-15),

2. 5908898 - Intrinsically conductive polymer blends having a low percolation (1999-06-01),

3. 5422423 - Thermally stable electrically conductive conjugated polymer complexes (1995-06-06),

4. 5378404 - Process for forming dispersions or solutions of electrically conductive (1995-01-03),

5. 5281363 - Polyaniline compositions having a surface/core dopant arrangement (1994-01-25),

6. 5278213 - Method of processing neutral polyanilines in solvent and solvent mixtures (1994-01-11),

7. 5266617 - Lewis base catalyzed phase transfer coating process for polyanilines (1993-11-30),

8. 5254633 - Process for the preparation of conductive polymer blends (1993-10-19),

9. 5227092 - Process for forming conjugated backbone block copolymers (1993-07-13),

10. 5225495 - Conductive polymer film formation using initiator pretreatment (1993-07-06),

11. 5185100 - Conductive polymers formed from conjugated backbone polymers doped with (1993-02-09),

12. 5171478 - Thermally induced chain coupling in solid state polyaniline (1992-12-15),

13. 4900782 - Stabilized polyelectrolyte precursors of poly(aromatic and (1990-02-13),

Title: Innovations by Inventor Chien-Chung Han

Introduction

Chien-Chung Han is a distinguished inventor based in Madison, NJ, with a remarkable collection of 13 patents to his name. His work primarily focuses on the development of innovative materials and processes in the field of conductive polymers, which have significant implications for various technological applications.

Latest Patents

Among his latest patents, one notable invention is the development of surface dopants as blend compatibilizers in conjugated polymers. This patent describes an electrically conductive conjugated polymer particle that incorporates ionized electrically conductive substituted or unsubstituted conjugated polymers doped with various dopant solutes. The innovative technique described in this patent allows for the creation of particles that possess specific structural properties, such as aliphatic chains that enhance the conductivity of the material.

Another significant invention is related to intrinsically conductive polymer blends with low percolation. This patent outlines a novel process for producing electrically conductive polymer blends that include an insulating thermoplastic polymer phase mixed with a conductivity-enhancing composition. The invention focuses on creating a continuous conductive phase that integrates an intrinsically conductive polymer salt and strategies for its preparation, which contributes to better performance in conductive applications.

Career Highlights

Chien-Chung Han has built an impressive career, having worked for prominent companies such as AlliedSignal Inc. and Monsanto Company. His experiences in these organizations have equipped him with the necessary insights and skills to pursue groundbreaking innovations in the field of conductive materials.

Collaborations

Throughout his career, Han has collaborated with esteemed colleagues, including Ronald L. Elsenbaumer and Lawrence W. Shacklette. These partnerships have been vital in advancing his research and contributions to the field of polymer science, resulting in noteworthy inventions and patents.

Conclusion

Chien-Chung Han's contributions to the field of conductive polymers reflect his commitment to innovation and excellence. With 13 patents under his belt and continued collaboration with leading experts, he continues to shape the future of polymer technology and its applications in various industries.

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