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:
Jun. 02, 2020
Filed:
Apr. 02, 2018
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventor:
Mareike Bardts, Hilden, DE;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 5/00 (2006.01); C09J 183/06 (2006.01); C08G 59/56 (2006.01); C08L 63/00 (2006.01);
U.S. Cl.
CPC ...
C09J 183/06 (2013.01); C09J 5/00 (2013.01); C09J 2463/00 (2013.01); C09J 2483/00 (2013.01);
Abstract
In one aspect of the present disclosure, there is provided a sealant precursor, comprising a first part (A) comprising (a1) an epoxy curing agent having an amine equivalent weight of at least 150 grams per mole of amine equivalents; (b1) a first epoxy curative; a second part (B) comprising (a2) a blend of epoxy resins comprising at least one bisphenol A epoxy resins and at least one bisphenol F epoxy resin; (b2) at least one silicone-based resin comprising epoxy functionalities; (c2) optionally, a toughener.