John E Cullen

Title: John E Cullen: Innovator in Polyurethane Chemistry

Introduction

John E Cullen is a notable inventor based in Glasgow, GB. He has made significant contributions to the field of polyurethane chemistry, particularly through his innovative patent that focuses on the synthesis of polyurethane polymers.

Latest Patents

Cullen holds a patent for the "Synthesis of polyurethane polymers via copper azide-alkyne click chemistry for coatings, adhesives, sealants and elastomer applications." This patent describes a reaction product formed from an azide compound with multiple azide groups and an alkyne compound with multiple alkyne groups. The azide and alkyne groups undergo a 1,3-dipolar cycloaddition to create 1,4-disubstituted triazoles. The resulting reaction products are versatile and can be utilized in coatings, sealants, adhesives, and elastomer applications. The patent also outlines methods for producing these reaction products and describes substrates that include a coating of the reaction product.

Career Highlights

Cullen is associated with Sika Technology AG, a company known for its innovative solutions in construction and industry. His work has contributed to advancements in materials science, particularly in the development of effective coatings and adhesives.

Collaborations

Cullen has collaborated with notable colleagues, including Neil Carter and Ian Martin. Their combined expertise has likely enhanced the research and development efforts within their projects.

Conclusion

John E Cullen's contributions to polyurethane chemistry through his innovative patent demonstrate his commitment to advancing material applications. His work continues to influence the industry, showcasing the importance of innovation in creating effective solutions.