US 12,134,715 B2
Two-component solvent-less adhesive composition
Tuoqi Li, Lake Jackson, TX (US); Joseph J. Zupancic, Glen Ellyn, IL (US); Matthew M. Yonkey, Midland, MI (US); Paul G. Clark, Midland, MI (US); Thorsten Schmidt, Horgen (CH); and Wenwen Li, Pearland, TX (US)
Assigned to Dow Global Technologies LLC, Midland, MI (US); and Rohm and Haas Company, Collegeville, PA (US)
Appl. No. 17/436,531
Filed by Dow Global Technologies LLC, Midland, MI (US); and Rohm and Haas Company, Collegeville, PA (US)
PCT Filed Mar. 4, 2020, PCT No. PCT/US2020/020874
§ 371(c)(1), (2) Date Sep. 3, 2021,
PCT Pub. No. WO2020/180921, PCT Pub. Date Sep. 10, 2020.
Claims priority of provisional application 62/813,822, filed on Mar. 5, 2019.
Prior Publication US 2022/0177752 A1, Jun. 9, 2022
Int. Cl. C09J 175/06 (2006.01); B32B 7/12 (2006.01); B32B 15/085 (2006.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); B32B 27/36 (2006.01); C08G 18/12 (2006.01); C08G 18/44 (2006.01); C08G 18/46 (2006.01); C08G 18/73 (2006.01)
CPC C09J 175/06 (2013.01) [B32B 7/12 (2013.01); B32B 15/085 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 27/36 (2013.01); C08G 18/12 (2013.01); C08G 18/44 (2013.01); C08G 18/4684 (2013.01); C08G 18/73 (2013.01); C08G 2170/00 (2013.01)] 11 Claims
 
1. A two-component solvent-less adhesive composition comprising the reaction product of:
(A) an isocyanate component;
(B) a polyol component consisting of
(i) a polyester-polycarbonate polyol; and
(ii) from 1 wt % to 15 wt % of a phosphate-terminated polyol, based on the total weight of the polyol component.