Company Filing History:
3 out of 6,662 
2 out of 480 
1 out of 175 
Years Active: 1989-2008
Title: Innovator Spotlight: Rainer Winter and His Contributions to Azo Pigment Preparations
Introduction: Rainer Winter, a dedicated inventor based in Oberursel, Germany, has significantly contributed to the field of dye and pigment technology. With a remarkable portfolio that includes six patents, Rainer's innovative approaches have advanced applications in printing ink formulations, benefiting various industries.
Latest Patents: Among Rainer Winter's latest patents are two notable inventions that showcase his expertise in pigment preparations. The first patent revolves around "Azo pigment preparations for packaging gravure and flexographic printing," which involves a unique combination of an azo pigment, a resin based on colophonium or modified colophonium, and an ammonium salt of a sulfonated diaryl yellow pigment. This invention addresses specific needs in the printing industry, enhancing the quality and durability of printing inks.
The second recent patent pertains to "Diaryl yellow pigment preparations," which includes a formulation containing a diaryl yellow pigment, a natural resin based on rosin or modified rosin, and an aluminum, zinc, manganese, or iron compound. This innovative preparation is geared towards improving the production of offset printing inks and other applications that require vibrant and stable colorants.
Career Highlights: Rainer Winter's career has been marked by his associations with leading companies in the chemical industry, including Hoechst Aktiengesellschaft and Clariant Corporation. His work in these organizations has allowed him to apply his technical knowledge and innovate within the pigments and dyes sector, leading to his successful patent filings.
Collaborations: Throughout his career, Rainer has collaborated with esteemed professionals such as Ulrich Ott and Heinz Bach. These collaborations have further enriched his understanding and development of pigment technologies, allowing for the integration of diverse expertise into his inventions.
Conclusion: Rainer Winter stands out as a prominent figure in pigment preparation innovations, with a solid foundation built on experience and collaboration. His contributions not only advance the field but also provide practical solutions for industries relying on high-quality printing inks. As patent applications continue to reflect his inventive spirit, Rainer's work promises to impact the manufacturing and design of colorants for years to come.