US 11,674,064 B2
Sealant composition
Maria S. French, Canfield, OH (US); Glen J. Kaszubski, Copley, OH (US); and Melissa L. Gerhart, Cheswick, PA (US)
Assigned to PPG Architectural Finishes, Inc., Pittsburgh, PA (US)
Appl. No. 16/490,375
Filed by PPG Architectural Finishes, Inc., Pittsburgh, PA (US)
PCT Filed Mar. 1, 2018, PCT No. PCT/US2018/020429
§ 371(c)(1), (2) Date Aug. 30, 2019,
PCT Pub. No. WO2018/160820, PCT Pub. Date Sep. 7, 2018.
Claims priority of provisional application 62/465,900, filed on Mar. 2, 2017.
Prior Publication US 2020/0010747 A1, Jan. 9, 2020
Int. Cl. C09D 183/06 (2006.01); C09K 3/10 (2006.01); C08L 83/04 (2006.01); C08L 83/06 (2006.01); C08L 83/08 (2006.01); C09D 183/04 (2006.01); C09D 183/08 (2006.01)
CPC C09K 3/1018 (2013.01) [C08L 83/04 (2013.01); C08L 83/06 (2013.01); C08L 83/08 (2013.01); C09D 183/04 (2013.01); C09D 183/06 (2013.01); C09D 183/08 (2013.01); C08L 2205/025 (2013.01); C09K 2200/0685 (2013.01)] 26 Claims
 
1. A sealing composition comprising:
(a) a polysiloxane, wherein the polysiloxane comprises alkoxy groups;
(b) a reactive polysiloxane comprising at least one reactive functional group; and
(c) water;
wherein the solids weight ratio of polysiloxane to reactive polysiloxane is from 1.7:1 to 4:1.