ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,018, issued on July 15, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).
"Room temperature stable one-part void filler" was invented by Sohaib Elgimiabi (Dusseldorf, Germany) and Frank Neuroth (Dormagen-Zons, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A curable void filler composition comprising at least one epoxy resin; at least one epoxy curing agent comprising at least one bicyclic carboxylic acid anhydride; and at least one epoxysilane compound according to formula (1), where formula (1) is Glycidoxy-R1Si(OR2)(OR3)(OR4), and R1 is selected from linear or branched alkyl comprising from 1 and 15 carbon atoms; and R2, R4 ...