The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 20, 2026
Filed:
Nov. 15, 2023
Evonik Operations Gmbh, Essen, DE;
Yong Bing Chong, Singapore, SG;
Kong Chin Chew, Singapore, SG;
Jia Wen Hah, Singapore, SG;
Madeline Christabel, Singapore, SG;
Evonik Operations GmbH, Essen, DE;
Abstract
A coating composition has 5-15% by weight of a polymeric binder selected from a polyester polyol, an acrylic polyol, an epoxy, silicone, a silicone hybrid and a fluoropolymer. The composition has 20-40% by weight of microparticles, where the microparticles are made of a polyamide, a polyethylene, a polypropylene, a polyurea, a polyurethane, a polymethyl methacrylate, a polystyrene or mixtures thereof and the microparticles have a mean particle diameter dsize ranging from 5 μm to 60 μm. The composition has 2-12% by weight of nanoparticles, said nanoparticles are made of inorganic oxides with a primary particle size ranging from 5 nm to 50 nm; 0-15% by weight of a crosslinker having reactivity to the polymeric binder; 0-20% by weight of pigments and/or fillers, and 40-80% by weight of an organic solvent.