Mary H Rastall

Title: Mary H Rastall: Innovator in Phenolic Foam Technology

Introduction

Mary H Rastall is a notable inventor based in Sarnia, Canada. She has made significant contributions to the field of materials science, particularly in the development of modified phenolic foams. Her innovative work has implications for various industries, especially in construction and insulation.

Latest Patents

Mary H Rastall holds a patent for "Modified Phenolic Foams." This patent describes phenolic foams and a method of producing phenolic foam material from phenol-formaldehyde resins. The phenol to formaldehyde mole ratio in her invention ranges between about 1:3 and 1:4.5. These materials are recognized for their dimensional and thermal stability, fire resistance, and cost-effectiveness, making them particularly useful in the building trades.

Career Highlights

Throughout her career, Rastall has been associated with Fiberglas Canada Inc., where she has applied her expertise in materials science. Her work has not only advanced the understanding of phenolic foams but has also contributed to the development of practical applications in various industries.

Collaborations

Mary H Rastall has collaborated with notable colleagues, including Norman H Ng and Edwin J MacPherson. These partnerships have fostered innovation and have been instrumental in the advancement of her research and development efforts.

Conclusion

Mary H Rastall's contributions to the field of phenolic foam technology exemplify her innovative spirit and dedication to advancing materials science. Her work continues to impact the construction industry positively, showcasing the importance of innovation in creating effective and efficient building materials.