Company Filing History:
Years Active: 1994-1999
Title: Guiseppe Prota: Innovator in Hair Dyeing Technology
Introduction
Guiseppe Prota is a notable inventor based in Naples, Italy. He has made significant contributions to the field of hair dyeing technology, holding a total of five patents. His innovative approaches have transformed the way hair dyeing processes are conducted, focusing on safety and effectiveness.
Latest Patents
Prota's latest patents include an oxidative hair dyeing process utilizing dihydroxybenzenes. This process involves preparing and applying an aqueous reaction medium that contains an aminoethanethiol, a dihydroxybenzene, and a ferricyanide or persulfate oxidizing agent. The composition may also include a color modifier and a buffer to maintain the pH between 2 and 11 during the oxidation reaction. After achieving the desired color, the aqueous reaction medium is removed from the hair. Another significant patent focuses on hair dyeing with persulfate oxidants and catechols. This process involves an aqueous reaction medium buffered to a pH of 7 to 11, incorporating a cupric or ferrous salt, a catechol, and a persulfate oxidizing agent. The composition can be applied simultaneously or sequentially, allowing for flexibility in the dyeing process.
Career Highlights
Throughout his career, Guiseppe Prota has worked with prominent companies in the industry. He has been associated with Clairol Incorporated and Bristol-Myers Squibb Company, where he contributed his expertise in hair dyeing technologies. His work has been instrumental in developing safer and more effective hair coloring solutions.
Collaborations
Prota has collaborated with various professionals in his field, including Gottfried Wenke. These collaborations have further enhanced his innovative approaches and contributed to the advancement of hair dyeing technology.
Conclusion
Guiseppe Prota's contributions to hair dyeing technology through his patents and collaborations have made a lasting impact on the industry. His innovative processes continue to influence how hair coloring is approached, ensuring safety and effectiveness for consumers.