Toshimitsu Ikegaya

Title: Toshimitsu Ikegaya: Innovator in Copper Phthalocyanine Pigments

Introduction

Toshimitsu Ikegaya is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of pigment production, particularly in the development of copper phthalocyanine pigments. With a total of 2 patents to his name, Ikegaya's work has had a considerable impact on the industry.

Latest Patents

Ikegaya's latest patents include a process for the production of β-form copper phthalocyanine pigment. This innovative process involves creating a β-form copper phthalocyanine with a particle size ranging from 0.005 to 0.2 μm and an aspect ratio of 1 to 3. The method comprises several steps that ensure the desired properties of the pigment are achieved. Another significant patent is for the preparation of copper phthalocyanine pigment, which involves dry grinding crude copper phthalocyanine and treating it with an aqueous solution of a mineral acid. This process is carefully controlled to prevent the transformation of the β-form into the α-form, ensuring the quality of the pigment.

Career Highlights

Toshimitsu Ikegaya is associated with Toyo Ink Manufacturing Company, where he has been instrumental in advancing pigment technology. His expertise in the field has led to the development of innovative processes that enhance the quality and efficiency of pigment production.

Collaborations

Ikegaya has worked alongside talented colleagues such as Yusaku Ide and Michichika Hikosaka. Their collaborative efforts have contributed to the success of various projects within the company.

Conclusion

Toshimitsu Ikegaya's contributions to the field of copper phthalocyanine pigments highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to quality and efficiency in pigment production, making him a significant figure in the industry.