Junji Ohshima

Title: Junji Ohshima: Innovator in Polyacetal Compositions

Introduction

Junji Ohshima is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of polyacetal compositions. His innovative work has led to advancements that enhance the properties of these materials.

Latest Patents

Ohshima holds a patent for "Polyacetal compositions having surface gloss reducing effective amounts." This invention focuses on polyacetal resins that can selectively reduce surface gloss through the addition of a core-shell polymer. The core-shell polymer consists of a rubbery core and a glassy vinyl copolymer shell, which contains oxygenic groups such as hydroxyl or glycidyl groups. The effective amount of the core-shell polymer in the polyacetal compositions ranges from 1 to 50 parts by weight, based on 100 parts by weight of the polyacetal base resin.

Career Highlights

Throughout his career, Junji Ohshima has worked with prominent companies, including Polyplastics Co., Ltd. and Takeda Chemical Industries, Ltd. His experience in these organizations has allowed him to refine his expertise in polymer technology and contribute to various innovative projects.

Collaborations

Ohshima has collaborated with notable colleagues such as Ichiro Sasaki and Takao Teraoka. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of polymers.

Conclusion

Junji Ohshima's contributions to polyacetal compositions demonstrate his innovative spirit and commitment to advancing polymer technology. His work continues to influence the industry and inspire future developments in material science.