	US 11,891,475 B2
	SMA resin formulation
Edward Kelley, Singapore (SG); Teck Kai Wong, Singapore (SG); Rebekah F. Theisen, Chandler, AZ (US); and Christopher G. Clark, Jr., Singapore (SG)
Assigned to Isola USA Corp., Chandler, AZ (US)
Filed by ISOLA USA CORP., Chandler, AZ (US)
Filed on Jun. 21, 2022, as Appl. No. 17/845,720.
Application 17/845,720 is a continuation of application No. 16/320,282, granted, now 11,365,282, issued on Jun. 21, 2022, previously published as PCT/US2017/043633, filed on Jul. 25, 2017.
Claims priority of provisional application 62/366,115, filed on Jul. 25, 2016.
Prior Publication US 2023/0141772 A1, May 11, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B32B 3/10 (2006.01); C08G 59/42 (2006.01); C08L 35/06 (2006.01); C08G 59/62 (2006.01); C08L 63/00 (2006.01); C08J 5/24 (2006.01)

CPC C08G 59/4215 (2013.01) [C08G 59/621 (2013.01); C08J 5/244 (2021.05); C08J 5/249 (2021.05); C08L 35/06 (2013.01); C08L 63/00 (2013.01); C08J 2325/14 (2013.01); C08J 2335/06 (2013.01); C08J 2463/02 (2013.01); C08L 2203/20 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01); C08L 2312/00 (2013.01)]

17 Claims

1. A resin composition comprising:

styrene maleic anhydride co-polymer;

at least one epoxy resin;

at least one cross-linking agent;

talc present in the resin in an amount ranging from bout 2.5 to about 15 wt % on a dry basis; and

silica present in the resin in an amount ranging from about 2.5 to about 25 wt % on a dry basis;

wherein the weight ratio of silica to talc is in the range from about 1:2.5 to about 5:1.