Beth Ann LaFayette

Title: The Innovative Contributions of Beth Ann LaFayette

Introduction

Beth Ann LaFayette is a notable inventor based in Minneapolis, MN, who has made significant contributions to the field of electrochemistry. With a total of three patents to her name, she has developed innovative solutions that address critical challenges in the industry. Her work is particularly focused on corrosion prevention and the treatment of printed wiring boards.

Latest Patents

One of her latest patents involves the development of additives designed to stop copper attack by alkaline etching agents such as ammonia and monoethanol amine (MEA). This corrosive composition includes a corrosion inhibitor, such as benzotriazole, which is effective in reducing or halting the dissolution of metal from surfaces like printed circuit boards. Additionally, she has patented a method to stabilize or recover corrosive compositions containing metal contaminants by incorporating an effective amount of a corrosion inhibitor.

Another significant patent is the permanganate desmear process for printed wiring boards. This process effectively removes resin smeared on the interior walls of drilled holes in resinous substrates. It utilizes a mixture of gamma-butyrolactone and water to soften the resin smear, followed by treatment with an alkaline permanganate solution to eliminate the softened resin. The process concludes with an aqueous acidic neutralizer to remove permanganate residues, showcasing her innovative approach to solving complex manufacturing issues.

Career Highlights

Beth Ann LaFayette is currently employed at Electrochemicals, Inc., where she continues to push the boundaries of electrochemical research and development. Her expertise in corrosion prevention and treatment processes has positioned her as a valuable asset in her field.

Collaborations

Throughout her career, she has collaborated with notable colleagues such as Frank Polakovic and Michael Val Carano. These partnerships have further enhanced her innovative capabilities and contributed to the success of her projects.

Conclusion

Beth Ann LaFayette's contributions to the field of electrochemistry through her patents and innovative processes demonstrate her commitment to advancing technology. Her work not only addresses current challenges but also paves the way for future advancements in the industry.