	US 11,999,866 B2
	Polymalonate and cyanoacrylate based surface concrete sealers
David Sweet, Romeo, MI (US); Michael Czaplicki, Romeo, MI (US); Ken Mazich, Romeo, MI (US); Yuan Lu, Romeo, MI (US); Kevin Hicks, Romeo, MI (US); and Austin O'Connor, Romeo, MI (US)
Assigned to Zephyros, Inc., Romeo, MI (US)
Appl. No. 16/334,501
Filed by Zephyros, Inc., Romeo, MI (US)
PCT Filed Sep. 19, 2017, PCT No. PCT/US2017/052122 § 371(c)(1), (2) Date Mar. 19, 2019, PCT Pub. No. WO2018/053454, PCT Pub. Date Mar. 22, 2018.
Claims priority of provisional application 62/396,600, filed on Sep. 19, 2016.
Prior Publication US 2021/0324227 A1, Oct. 21, 2021
Int. Cl. C04B 41/48 (2006.01); C09D 171/00 (2006.01)

CPC C09D 171/00 (2013.01) [C04B 41/4884 (2013.01); C04B 41/4896 (2013.01)]

17 Claims

1. A method for sealing comprising:

providing a substrate that includes a plurality of pores;

locating a polymerizable composition onto a surface of the substrate, the polymerizable composition selected from the group consisting of monofunctional, difunctional or multifunctional methylene malonates, cyanoacrylates, or any combination thereof;

initiating polymerization of the composition only upon contact of the composition with the surface of the substrate;

wherein polymerization is initiated by the use of an initiator or by the presence of a latent activating agent.