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:
Apr. 21, 2026
Filed:
Apr. 19, 2021
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Ingo Bellin, Ludwigshafen am Rhein, DE;
Eckhard Neufeld, Ludwigshafen am Rhein, DE;
Jan Holoch, Ludwigshafen am Rhein, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 (2006.01); C08F 293/00 (2006.01); C08L 25/06 (2006.01);
U.S. Cl.
CPC ...
C08J 9/0066 (2013.01); C08F 293/00 (2013.01); C08J 9/0061 (2013.01); C08L 25/06 (2013.01); C08J 2205/044 (2013.01); C08J 2325/06 (2013.01); C08J 2453/02 (2013.01);
Abstract
Expandable styrene polymers comprising polymeric brominated flame-retardant, wherein the polymeric brominated flame-retardant comprises at least one brominated polybutadiene block having a bromination degree between 33 and 75%, based on the double bonds in the polybutadiene block before bromination, a process for producing such expandable styrene polymers by suspension polymerization and particulate foam moldings made therefrom.