Company Filing History:
Years Active: 1981
Title: Innovator Profile: Hans Harder and His Textile Bleaching Patent
Introduction: Hans Harder, an inventive mind hailing from Düsseldorf, Germany, has contributed significantly to the textile care industry. With a keen focus on enhancing laundry processes, Harder's innovative approach has earned him a patent that speaks to his expertise and dedication to innovation.
Latest Patents: Hans Harder's noteworthy patent is titled "Process for bleaching textiles in the mechanical laundry drier." This invention addresses the effective bleaching of washed textiles using an aqueous solution of hydrogen peroxide. The patented process specifies that the residual moisture adhering to the textiles before drying should contain between 0.05 to 1 gm/liter of hydrogen peroxide. The drying phase requires the moist textile material to reach a temperature of at least 50°C, ideally between 55°C and 80°C, for a duration of 10 to 60 minutes. Moreover, the addition of quaternary ammonium salts enhances both the bleaching results and the softness of the fabric, while a powdered bleaching activator of the N-acyl type further improves the efficacy of the process.
Career Highlights: Hans Harder is associated with Henkel Kommanditgesellschaft auf Aktien, commonly known as Henkel. This renowned company is known for its innovation in consumer goods and the expertise it brings to the textile care sector. Harder's contributions reflect not only his individual talent but also the strong emphasis Henkel places on research and development.
Collaborations: Throughout his career, Hans Harder has had the opportunity to work alongside notable colleagues such as Rolf Puchta and Karl Schwadtke. These collaborations highlight the team-oriented approach in innovative environments, fostering an exchange of ideas and enhancing the overall impact of their research.
Conclusion: In summary, Hans Harder stands out as a significant figure in the realm of textile innovation. His patented process for bleaching textiles in mechanical laundry driers demonstrates his commitment to enhancing laundry efficiency and fabric care. Through his work at Henkel and collaboration with esteemed colleagues, Harder's contributions continue to influence the industry, showcasing the importance of innovation in everyday processes.