The Asahi Kasei Group’s strength lies in the utilization of a diverse variety of business models based on its wide range of innovative technologies. With a foundation in chemical technology, we have established our many core technologies through broad technological combinations throughout our history of business diversification.

Core technologies
  • Catalyst and process technology
  • Fiber spinning technology
  • Membrane and filtration technology
  • Semiconductor film manufacturing technology
  • Information technology
  • Biotechnology
  • Inorganic synthesis technology
  • Circuit design technology
  • Analytical technology
  • Computer science

Innovations from our core technologies


Our Approach to R&D

Interview with Dr. Akira Yoshino

Interview with Dr. Akira Yoshino

The lithium-ion battery (LIB) is essential to many of the products we use every day. The person who invented the LIB is Dr. Akira Yoshino of Asahi Kasei. Excerpts of an interview with him are shown here.

Intellectual Property