Company Filing History:
Years Active: 2013-2017
Title: Innovations and Contributions of Inventor Alexandre Nicolas
Introduction
Alexandre Nicolas is a notable inventor based in Hitachi, Japan. With a remarkable portfolio consisting of three patents, he has made significant contributions to the field of photopolymer technology, particularly in the development of positive-type photosensitive resin compositions.
Latest Patents
Alexandre’s latest inventions include a series of patents focusing on positive-type photosensitive resin compositions and the methods for producing resist patterns, semiconductor devices, and electronic devices. One of his key patents details a positive-type photosensitive resin composition that comprises a phenol resin modified by a compound with an unsaturated hydrocarbon group containing 4 to 100 carbon atoms, along with other crucial components such as a light-sensitive acid compound, a thermal crosslinking agent, and a solvent. This innovation allows for the formation of resist patterns with high sensitivity, excellent resolution, adhesion, and remarkable thermal shock resistance, achieved through development with an alkaline aqueous solution.
Another significant patent from Alexandre highlights a positive tone photosensitive composition featuring an alkali-soluble resin with a phenolic hydroxyl group, a light-sensitive acid-producing compound, a thermal crosslinking agent, and an acrylic resin. This composition is designed to be developed using an aqueous alkali solution while maintaining high sensitivity and resolution, thereby facilitating the creation of durable resist patterns.
Career Highlights
Alexandre Nicolas is currently associated with Hitachi Chemical Company, Ltd., where he utilizes his expertise to drive innovations in materials science. His significant advancements in resin compositions have positioned him as a valuable contributor in the field, enhancing the performance of semiconductor and electronic devices.
Collaborations
During his career, Alexandre has worked alongside talented co-workers such as Hiroshi Matsutani and Takumi Ueno. Their collaborative efforts have led to the realization of groundbreaking innovations, further solidifying their reputation in the field of advanced material technologies.
Conclusion
Through his inventive contributions in the domain of positive-type photosensitive resin compositions, Alexandre Nicolas continues to influence the landscape of semiconductor and electronic device manufacturing. His innovative solutions not only improve existing technologies but also pave the way for future advancements in the industry.