John H Kooi

Title: The Innovative Journey of John H. Kooi in Hot Melt Adhesive Technology

Introduction

John H. Kooi, an esteemed inventor based in La Grange Park, IL, has made significant contributions to the field of adhesive technology. Holding two patents, Kooi's innovations have enhanced the performance characteristics of hot melt adhesives, setting new standards within the industry. His work focuses on developing adhesives that boast both high peel and tensile shear strength, crucial for various applications.

Latest Patents

Kooi's most recent patents highlight advancements in hot melt adhesive formulations. The first patent describes a blend of specific block copolymers and epoxy resins, which are engineered to offer superior thermoplastic adhesive properties. By mixing hydroxy-terminated poly(ester/ether) block copolymers with epoxy resins, these unreacted blends can achieve high peel strength, high tensile shear strength, and excellent creep resistance at elevated temperatures. This innovation addresses the need for adhesives with good viscosity stability, making them ideal for demanding applications.

The second patent further focuses on creating a polymeric compound with outstanding adhesive properties. This compound consists of a poly(ester/ether) block copolymer that is extended with an anhydride to introduce carboxyl groups, the result being a versatile adhesive with improved performance characteristics. This also includes the development of thermoset adhesives that utilize these carboxylated copolymers, crosslinked with a suitable resin, providing even greater adhesive strength and reliability.

Career Highlights

Throughout his career at Unitech Chemical Inc., John H. Kooi has been instrumental in pushing the boundaries of what is possible in adhesive technology. His dedication to research and development has led to the successful patenting of innovative products that are utilized across various industries. These advancements not only showcase his expertise but also reflect his commitment to continuous improvement within the field.

Collaborations

In his journey, Kooi has collaborated with notable colleagues, including Ralph M. Schure and John M. Brown. These partnerships have fostered a collaborative environment at Unitech Chemical Inc., inspiring innovative solutions and enhancing the development of advanced adhesive technologies.

Conclusion

John H. Kooi's contributions to the adhesive industry stand as a testament to his innovative spirit and technical expertise. With two patents that significantly enhance the performance of hot melt adhesives, he continues to pave the way for advancements in this crucial area of technology. His work not only benefits manufacturers but also provides solutions that meet the increasingly complex demands of modern applications.