Walter Van Der Heijden

Title: Innovations of Walter Van Der Heijden

Introduction

Walter Van Der Heijden is a notable inventor based in Oosterhout, Netherlands. He has made significant contributions to the field of materials science, particularly in the development of advanced polycarbonate compositions. With a total of five patents to his name, his work has garnered attention for its innovative approaches to fire resistance and transparency in materials.

Latest Patents

Among his latest patents, one notable invention is a transparent, flame retardant polycarbonate composition. This composition consists essentially of an aromatic polycarbonate resin and a flame-retarding amount of a guanidine salt or derivatives thereof, wherein the amount of guanidine salt or derivatives is about 1 wt. % or less. Another significant patent is for a transparent, fire-resistant polycarbonate composition that comprises polycarbonate, poly(methylphenylsiloxane), and a salt-based flame retardant. These polycarbonate compositions can achieve UL94 V0 ratings at a thickness of 1.6 millimeters, a feat previously possible only with halogenated fire retardants.

Career Highlights

Walter Van Der Heijden is currently employed at General Electric Company, where he continues to innovate and develop new materials. His work has not only advanced the field but has also contributed to the safety and efficiency of various applications in industries that require fire-resistant materials.

Collaborations

He has collaborated with notable coworkers such as Hendrik Verhoogt and Johannes Martinus Dina Goossens, further enhancing the innovative environment at General Electric Company.

Conclusion

Walter Van Der Heijden's contributions to the field of polycarbonate materials exemplify the importance of innovation in creating safer and more efficient products. His patents reflect a commitment to advancing technology and improving material properties for various applications.