US 12,134,710 B2
Eco-friendly adhesive composition for rubber reinforcing material, and method for manufacturing rubber reinforcing material using same
Da Ae Kim, Seoul (KR); Min Ho Lee, Seoul (KR); and Ok Hwa Jeon, Seoul (KR)
Assigned to KOLON INDUSTRIES, INC., Seoul (KR)
Appl. No. 16/491,273
Filed by KOLON INDUSTRIES, INC., Seoul (KR)
PCT Filed Mar. 21, 2018, PCT No. PCT/KR2018/003284
§ 371(c)(1), (2) Date Sep. 5, 2019,
PCT Pub. No. WO2018/182229, PCT Pub. Date Oct. 4, 2018.
Claims priority of application No. 10-2017-0041084 (KR), filed on Mar. 30, 2017.
Prior Publication US 2020/0010741 A1, Jan. 9, 2020
Int. Cl. C09J 109/08 (2006.01); B05D 1/18 (2006.01); B05D 7/02 (2006.01); B05D 7/24 (2006.01); B60C 9/00 (2006.01); C09J 107/02 (2006.01); C09J 111/02 (2006.01); C09J 163/00 (2006.01); C09J 175/04 (2006.01)
CPC C09J 109/08 (2013.01) [B05D 1/18 (2013.01); B05D 7/02 (2013.01); B05D 7/24 (2013.01); C09J 107/02 (2013.01); C09J 111/02 (2013.01)] 24 Claims
OG exemplary drawing
 
1. An adhesive composition comprising, on the basis of the total weight thereof:
1.0 to 1.3% by weight of an epoxy compound;
4.0 to 4.1% by weight of an isocyanate compound;
15.3 to 16.2% by weight of a rubber latex;
1.5 to 3.0% by weight of a polyurethane dispersion (PUD) resin;
0.2 to 0.4% by weight of an amine compound; and
69 to 92% by weight of a solvent,
wherein the epoxy compound and the isocyanate compound have a weight ratio of 1:1 to 1:10,
wherein the polyurethane dispersion resin includes at least one of a polycarbonate-based urethane, a polyester-based urethane, a polyacrylic urethane, a polytetramethylene-based urethane, a polycaprolactone-based urethane, a polypropylene-based urethane, and a polyethylene-based urethane.