Company Filing History:
Years Active: 1979-1980
Title: Innovations by Russell I Steiner in Heat Transfer Printing
Introduction
Russell I Steiner is an accomplished inventor based in Reading, PA, known for his contributions to the field of dye chemistry. With a remarkable portfolio of three patents, Steiner has made significant advancements in the development of compounds that enhance heat transfer printing processes.
Latest Patents
Steiner's latest innovations include novel pyrazolone compounds described in two primary patents. The first patent focuses on "Yellow pyrazolone ester dyes for heat transfer printing." This invention introduces new pyrazolone compounds characterized by specific structures, where R is hydrogen or halogen (particularly fluorine, bromine, and chlorine) and R1 and R2 are also hydrogen or halogen. R3 represents lower alkyl groups such as methyl, ethyl, propyl, and butyl. These compounds are particularly effective in heat transfer printing on polyester fabrics, providing rich yellow shades. The patent outlines both the synthesis of these new compounds and their application in creating ink formulations and transfer sheets.
The second patent details "5-Halo-2-trifluoromethylphenylazo-pyrazolones," where new yellow azo pyrazolone compounds are introduced. These compounds, with structures that feature halogen substitutions, serve as yellow dyes for synthetic fabrics in heat transfer printing, further broadening the utility of heat transfer dyeing technologies.
Career Highlights
Russell I Steiner is associated with Crompton & Knowles Corporation, a company that has established itself in the field of specialty chemicals and pigments. His work there involves developing advanced dye formulations for various applications, particularly in textile printing processes.
Collaborations
Throughout his career, Steiner has likely collaborated with various researchers and industry professionals to refine his inventions and ensure their practical application in the textiles industry. These collaborations enhance the scope and effectiveness of his innovations.
Conclusion
Russell I Steiner's contributions through his patents not only demonstrate his inventiveness but also have a significant impact on the heat transfer printing industry. His work culminates in the development of compounds that enhance dyeing processes for polyester and synthetic fabrics, illustrating how innovative chemistry plays a crucial role in textile technology.