This inventor holds 2 USPTO granted patents. Top assignee: Hoechst Aktiengesellschaft. Active years: 1978-1980.
Location History:
- Steinbach, Taunus, DE (1978)
- Steinbach, DE (1980)
Company Filing History:
Years Active: 1978-1980
Title: Erwin Ungermann: Innovator in Dyeing Processes
Introduction
Erwin Ungermann is a notable inventor based in Steinbach, Taunus, Germany. He has made significant contributions to the field of dyeing processes, particularly for cellulose fibers. With a total of 2 patents, his work has advanced the methods used in textile dyeing.
Latest Patents
Ungermann's latest patents include a short liquor dyeing process for piece goods made from cellulose fibers. This innovative process allows for dyeing mesh fabrics and woven fabrics in rope form using a winch beck or jet dyeing apparatus. The method employs an aqueous liquor containing dyes or dye precursors suitable for the type of fiber, along with optional fixing chemicals. The dyeing is conducted at a liquor ratio of 1:3 to 1:8, utilizing 2-8 g/l of an anionic or non-ionic, aliphatic softener as an auxiliary.
Career Highlights
Throughout his career, Ungermann has been associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work has focused on improving dyeing techniques, which has had a lasting impact on textile manufacturing.
Collaborations
He has collaborated with notable coworkers, including Konrad Opitz and Ludwig Schlafer, contributing to advancements in dyeing technology.
Conclusion
Erwin Ungermann's innovative approaches to dyeing processes have established him as a key figure in the textile industry. His patents reflect a commitment to enhancing the efficiency and effectiveness of dyeing methods for cellulose fibers.