Petrina F Fridd

Title: The Innovative Contributions of Petrina F Fridd

Introduction

Petrina F Fridd is a notable inventor based in Penarth, GB. She has made significant contributions to the field of hair treatment and coloring, holding a total of 3 patents. Her work focuses on improving the quality and effectiveness of hair care products.

Latest Patents

One of her latest patents is titled "Coloring Keratinous Material." This specification discloses a process for coloring hair using specific polysiloxanes, including siloxane units with silicon-bonded hydroxy groups. This innovative approach provides improved depth of color and enhances color retention. The polysiloxanes are preferably used as a treatment on hair before or after the application of colorant. Another significant patent is "Compositions and Process for Treating Hair." This patent describes a hair treating composition that includes a silane or a polydiorganosiloxane with quaternary ammonium substituted groups, a polydiorganosiloxane with amino-substituted hydrocarbon groups, surfactants, and water. These compositions can be formulated as hair conditioning agents or shampoos.

Career Highlights

Petrina is currently associated with Dow Corning Corporation, where she continues to innovate in the field of hair care. Her work has been instrumental in developing products that enhance the beauty and health of hair.

Collaborations

Some of her notable coworkers include Rosemary M Taylor and Michael P Hill, who have collaborated with her on various projects.

Conclusion

Petrina F Fridd's contributions to hair treatment and coloring demonstrate her commitment to innovation in the beauty industry. Her patents reflect a deep understanding of materials science and a dedication to improving consumer products.