Zenbei Meiwa

Title: Zenbei Meiwa: Innovator in Coated Paper Production

Introduction

Zenbei Meiwa is a notable inventor based in Wakayama, Japan. He has made significant contributions to the field of paper production, particularly in the development of coated paper technologies. With a total of 7 patents to his name, Meiwa's innovations have had a lasting impact on the industry.

Latest Patents

One of Meiwa's latest patents is a method for producing coated paper. This invention outlines a process that includes coating a base paper with an aqueous solution of a water-soluble polymer, followed by applying a coating liquid that contains at least a pigment and an adhesive. The coated paper is then calendered, ensuring that it has a moisture content of not more than 5.5% by weight. Another significant patent focuses on a paper quality improver, which is an additive designed to enhance the qualities of a pulp sheet. This additive includes a polymer emulsion containing either a natural or synthetic cationic polymer, along with polymer particles that contain vinyl monomer-derived structural units.

Career Highlights

Throughout his career, Zenbei Meiwa has worked with prominent companies in the paper industry. Notably, he has been associated with Kao Corporation and Nippon Paper Industries Co., Ltd. His work in these organizations has allowed him to refine his expertise and contribute to advancements in paper technology.

Collaborations

Meiwa has collaborated with several talented individuals in his field, including Takatoshi Kobayashi and Minoru Nakanishi. These collaborations have fostered innovation and have been instrumental in the development of new technologies in paper production.

Conclusion

Zenbei Meiwa's contributions to the field of coated paper production exemplify his dedication to innovation. His patents and collaborations reflect a commitment to improving paper quality and production methods. His work continues to influence the industry and inspire future advancements.