Takekazu Maeda

Title: Takekazu Maeda and Vinyl Chloride Polymerization Technology.

Introduction

Takekazu Maeda is an inventor associated with Hyogo, Japan, and Kanegafuchi Kagaku Kogyo Kabushiki Kaisha. His listed patent work concerns polymerization equipment and processes for producing vinyl chloride polymers. The supplied information credits him with 2 patents.

Latest Patents

Maeda’s listed patents address polymerization apparatus used in microsuspension or emulsion polymerization of vinyl chloride. Both describe an apparatus equipped with an agitator and specify an effective-height-to-inner-diameter ratio, H/D, of at least 4.

“Polymerization apparatus and batch-wise process for producing vinyl” describes this apparatus configuration in connection with a batch-wise production process and microsuspension or emulsion polymerization.

“Polymerization apparatus having an effective height/effective inner” likewise focuses on the apparatus’s H/D ratio in vinyl chloride polymerization. The shared design parameter is a central feature of the two listed patent descriptions.

Career Highlights

The available information associates Maeda’s patent activity with Kanegafuchi Kagaku Kogyo Kabushiki Kaisha. His listed inventions focus on polymerization equipment and process conditions for vinyl chloride production.

Collaborations

Yoshio Tomishima and Nobuki Toba are identified as Maeda’s coworkers. The supplied information does not specify their roles in the listed patents.

Conclusion

Takekazu Maeda’s listed patent work centers on polymerization apparatus with a high effective-height-to-diameter ratio for vinyl chloride production, reflecting a focused contribution to polymerization technology.