Company Filing History:
1 out of 504 
1 out of 377 
Years Active: 1977
Title: **Kouei Komatsu: Innovator in High Tear-Strength Polydiene Polyurethane**
Introduction
Kouei Komatsu is a notable inventor based in Yokkaichi, Japan, recognized for his contributions to the field of polyurethane materials. With a focus on enhancing material properties, Komatsu has made significant advancements in the preparation of high tear-strength polydiene polyurethane.
Latest Patents
Komatsu holds one patent titled "Process for preparing high tear-strength polydiene polyurethane." This innovative process involves the use of polydiene glycols, made with a lithium-based catalyst, which possess a number average molecular weight ranging from 1,000 to 5,000 and a functionality of between 1.8 and 2.1. The method employs diisocyanates and chain-extending agents while maintaining a controlled chemical cross-link density of 4 times 10^-5 mole/cc or less. This specific range significantly enhances the elongation, tensile strength, and tear strength of the polyurethane. Additionally, the introduction of 10 to 50 parts by weight of specified carbon black into the mixture further improves the mechanical properties of the resulting polyurethane.
Career Highlights
Throughout his career, Kouei Komatsu has worked with prominent companies in the materials industry, including Bridgestone Tire Company Limited and Japan Synthetic Rubber Co., Ltd. His experiences in these organizations have played a crucial role in shaping his innovative approaches and expertise in material science.
Collaborations
Komatsu has collaborated with other esteemed professionals in his field, notably Yoji Watabe and Michio Ishii. These partnerships have been instrumental in advancing his research and the development of novel polyurethane materials.
Conclusion
Kouei Komatsu's innovative work in the creation of high tear-strength polydiene polyurethane stands as a testament to his dedication and expertise in material science. His contributions not only enhance the performance of polyurethane products but also position him as a significant figure in the field of inventions.