Location History:
- Glenolden, PA (US) (1992)
- Philadelphia, PA (US) (1993 - 1996)
Company Filing History:
4 out of 2,596 
1 out of 7 Years Active: 1992-1996
Title: Innovations of Inventor Xun Tang in High Molecular Weight Polyaniline
Introduction: Xun Tang, an accomplished inventor based in Philadelphia, PA, has made significant contributions to the field of materials science with a focus on polyaniline. With a total of five patents to his name, he has excelled in creating advanced materials that exhibit unique properties and enhance industrial applications.
Latest Patents: Among Xun Tang's latest inventions are his patents related to substantially amorphous, high molecular weight polyaniline films. These films are processable into shaped articles like fibers. The invention details that polyaniline base made through standard procedures undergoes extraction to eliminate impurities and lower molecular weight fractions. The high molecular weight base, partially crystalline and insoluble in NMP and concentrated sulfuric acid, is converted into an amorphous material through a two-step process. This innovative approach facilitates the reconversion to a base after salt formation. The resulting fibers demonstrate impressive conductivities in the range of about 50 to 100 S/cm, showcasing the potential for various applications in electronics and materials engineering.
Career Highlights: Xun Tang has contributed to the University of Pennsylvania and the Trustees of the University of Pennsylvania, where his groundbreaking research in materials science has gained recognition. His ability to innovate and develop new processes kept him at the forefront of his field, marking a significant impact on the industry.
Collaborations: Throughout his career, Xun Tang has collaborated with prominent figures in his field, including Alan G. MacDiarmid and Elliot Scherr. These partnerships have fostered creativity and have been pivotal in furthering research projects that explore the capabilities of polyaniline and other advanced materials.
Conclusion: Xun Tang's work in high molecular weight polyaniline has not only led to a suite of patents but has also positioned him as a key figure in materials science. His innovations continue to inspire further research and application in various fields, demonstrating the power of creativity and collaboration in advancing technology.
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.