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:
Sep. 30, 2025
Filed:
Mar. 24, 2021
Basf SE, Ludwigshafen am Rhein, DE;
Miran Yu, Ludwigshafen am Rhein, DE;
Guenter Scherr, Ludwigshafen am Rhein, DE;
Marco Arnold, Ludwigshafen am Rhein, DE;
Dieter Mayer, Ludwigshafen am Rhein, DE;
Madhura Shreekar Pawar, Ludwigshafen am Rhein, DE;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
The present invention relates to a resin composition, comprising (a) an epoxy resin; (b) a curing agent comprising the structure of formula C1; (c) an inorganic filler; wherein Ris (a) a siloxane group of formula C1a or (b) or both a siloxane group of formula C1a and an ester group of formula C1b; Ris selected from a bulky Cto Calkyl group comprising at least one tertiary or quaternary carbon atom; R, R, Rare independently selected from methyl, ethyl and 1-propyl; Ris selected from a linear or branched Cto Calkyl; Xis selected from a divalent Cto Calkanediyl group; and n is an average number of repeating units and is from 1.05 to 200.