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:
Oct. 21, 2025
Filed:
Jun. 09, 2021
Applicant:
Röhm Gmbh, Darmstadt, DE;
Inventors:
Ursula Golchert, Dieburg, DE;
Ralf Richter, Hanau, DE;
Jörg Kraft, Schoenau, DE;
Gerald Dietrich, Alsbach-Haehnlein, DE;
Ernst Becker, Bensheim, DE;
Stefan Nau, Buettelborn, DE;
Assignee:
Röhm GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 3/20 (2006.01); C08J 3/205 (2006.01); C08J 3/22 (2006.01); C08K 5/45 (2006.01); C09B 39/00 (2006.01); C09B 67/20 (2006.01); C09B 67/22 (2006.01);
U.S. Cl.
CPC ...
C09B 67/0063 (2013.01); C08J 3/203 (2013.01); C08J 3/2053 (2013.01); C08J 3/226 (2013.01); C08K 5/45 (2013.01); C09B 39/00 (2013.01); C09B 67/0041 (2013.01); C08J 2333/12 (2013.01);
Abstract
A process can be used for manufacturing a coloured moulding composition with an improved optical appearance and a particularly high thermal stability. The process involves providing a thermoplastic polymer and adding a colouring preparation, or a liquid composition or a master batch containing the colouring preparation. Injection moulded parts and extruded parts can be composed of the coloured moulding composition.