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:
Aug. 08, 2023
Filed:
Jan. 14, 2019
Applicants:
Evonik Operations Gmbh, Essen, DE;
Frx Polymers, Inc., Chelmsford, MA (US);
Inventors:
Kathrin Lehmann, Leverkusen, DE;
Sebastian Hessner, Essen, DE;
Jan-Pleun Lens, Dover, MA (US);
Xiudong Sun, Weston, MA (US);
Assignees:
Evonik Operations GmbH, Essen, DE;
FRX Polymers, Inc., Chelmsford, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 67/02 (2006.01); C09D 7/65 (2018.01); C09D 7/61 (2018.01); C09D 7/40 (2018.01); C08G 79/04 (2006.01); C08J 3/22 (2006.01); C08J 5/18 (2006.01); C08K 3/34 (2006.01); C08L 69/00 (2006.01); C09D 5/18 (2006.01); C09D 167/02 (2006.01); C09D 169/00 (2006.01); C09J 11/04 (2006.01); C09J 11/08 (2006.01); C09J 167/02 (2006.01); C09J 169/00 (2006.01); C09K 21/02 (2006.01); C09K 21/14 (2006.01);
U.S. Cl.
CPC ...
C08L 67/02 (2013.01); C08G 79/04 (2013.01); C08J 3/226 (2013.01); C08J 5/18 (2013.01); C08K 3/346 (2013.01); C08L 69/00 (2013.01); C09D 5/18 (2013.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); C09D 7/67 (2018.01); C09D 167/02 (2013.01); C09D 169/00 (2013.01); C09J 11/04 (2013.01); C09J 11/08 (2013.01); C09J 167/02 (2013.01); C09J 169/00 (2013.01); C09K 21/02 (2013.01); C09K 21/14 (2013.01); C08J 2367/02 (2013.01); C08J 2369/00 (2013.01); C08J 2483/04 (2013.01); C08J 2485/02 (2013.01); C08K 2201/005 (2013.01); C08K 2201/011 (2013.01); C08L 2201/02 (2013.01); C08L 2203/12 (2013.01); C08L 2203/14 (2013.01); C08L 2203/16 (2013.01); C08L 2310/00 (2013.01);
Abstract
Flame retardant compositions, blends and articles include phosphonate polymers, nanoparticles and optionally dispersing agents. A method for preparing such retardant composition, blends, and articles is also presented herein.