US 11,702,538 B2
Chemical products for adhesive applications
Charles Zha, Stafford, TX (US); and Jan Beetge, Stafford, TX (US)
Assigned to HEXION INC., Columbus, OH (US)
Filed by Hexion Inc., Columbus, OH (US)
Filed on Feb. 14, 2020, as Appl. No. 16/791,539.
Claims priority of provisional application 62/808,611, filed on Feb. 21, 2019.
Prior Publication US 2020/0308394 A1, Oct. 1, 2020
Int. Cl. C08L 63/00 (2006.01); C08L 77/06 (2006.01); C08L 79/02 (2006.01); C08G 59/24 (2006.01); C09J 163/00 (2006.01); C09J 177/06 (2006.01)
CPC C08L 63/00 (2013.01) [C08G 59/245 (2013.01); C08L 77/06 (2013.01); C08L 79/02 (2013.01); C09J 163/00 (2013.01); C09J 177/06 (2013.01); C08L 2312/00 (2013.01)] 9 Claims
 
1. A composition, comprising:
from about 15 wt. % to about 65 wt. % of a first resin based on a total wt. % of the composition, the first resin comprising:
a first reaction product of:
a first polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof; and
a first polyamine; and
a cyclic aliphatic monoacid with a C7-C30 cyclic aliphatic group;
from about 10 wt. % to about 45 wt. % of a second resin based on the total wt. % of the composition, the second resin comprising:
a second reaction product of:
a second polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof, the second polyacid and the first polyacid being the same or different; and
a second polyamine; and
an acyclic aliphatic monoacid having a C2-C26 alkyl group, the acyclic aliphatic monoacid being branched or linear; and
from about 5 wt. % to about 75 wt. % of a cross-linking agent based on the total wt. % of the composition, wherein the total wt. % of the composition is 100 wt. %,
wherein the first resin is crosslinked to the second resin by the cross-linking agent, and
wherein the first resin and the second resin are different.