This inventor holds 3 USPTO granted patents. Top assignee: Agfa-Gevaert Ag. Active years: 1984-1985.
Location History:
- Bergisch Gladbach, DE (1984 - 1985)
- Berg.-Gladbach, DE (1985)
Company Filing History:
Years Active: 1984-1985
Title: Marie Hase: Innovator in Sulfoalkyl Quaternary Salts
Introduction
Marie Hase is a prominent inventor based in Bergisch Gladbach, Germany. She has made significant contributions to the field of chemistry, particularly in the preparation of sulfoalkyl quaternary salts. With a total of 3 patents to her name, her work has garnered attention in both academic and industrial circles.
Latest Patents
Marie Hase's latest patents include innovative processes for the preparation of sulfoalkyl quaternary salts. One of her notable inventions is a method for creating quaternary sulfoalkyl or sulfoalkenyl salts of tertiary amine bases. This process involves reacting tertiary amine bases at elevated temperatures with hydroxy alkane sulfonic acids or hydroxyalkene sulphonic acids. Another significant patent details the preparation of N-sulfoalkyl quaternary salts of nitrogen. In this process, tertiary amines are quaternized by heating them with a sulfoalkylating agent at temperatures ranging from 100°C to 250°C. The sulfoalkylating agents are believed to be hydroxy alkane sulfonic acid sulfoalkyl esters, which are prepared under specific conditions.
Career Highlights
Marie Hase is currently associated with Agfa-Gevaert AG, a company known for its innovative solutions in imaging and information technology. Her work has not only advanced the field of chemistry but has also contributed to the development of new materials and processes that have practical applications in various industries.
Collaborations
Throughout her career, Marie has collaborated with notable colleagues, including Helmut Kampfer and Max Glass. These collaborations have further enriched her research and have led to the successful development of her patented processes.
Conclusion
Marie Hase stands out as a significant figure in the field of chemistry, with her innovative patents paving the way for advancements in sulfoalkyl quaternary salts. Her contributions continue to impact both research and industry, showcasing the importance of her work.