GENEVA, Feb. 2 -- EVONIK OPERATIONS GMBH (Rellinghauser Strasse 1-1145128 Essen) filed a patent application (PCT/EP2025/069874) for "PURIFIED POLYETHER SILOXANES II" on Jul 11, 2025. With publication no. WO/2026/021891, the details related to the patent application was published on Jan 29, 2026.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): FIEDEL, Olga (Josef-Aust-Weg 1745239 Essen), FERENZ, Michael (Hohe Warte 4045147 Essen)
Abstract: The present invention relates to a polyether siloxane comprising at least one siloxane block and at least one polyether block, characterized in that the polyeth...