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US 2026/0193469 A1Published application
Aqueous urethane resin composition, multilayer body and article
AssigneeDIC Corporation
InventorsKouhei Okino, Shinya Yamamoto
Life of this patent
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Abstract
The invention provides an aqueous urethane resin composition including: (A) a urethane resin made from (a1) a polyol compound and (a2) a polyisocyanate compound as essential raw materials; and (B) an aqueous medium, in which the polyol compound (a1) includes a polyester polyol made from diethylene glycol and/or ethylene glycol as a raw material, and the urethane resin (A) has an aromatic ring concentration of 1.4 mol/kg or more. This aqueous urethane resin composition has excellent barrier resistance, adhesion, and blocking resistance.
Claims12
An aqueous urethane resin composition comprising:
- (A) a urethane resin made from (a1) a polyol compound and (a2) a polyisocyanate compound as essential raw materials;
- and
- (B) an aqueous medium,
- wherein
- the polyol compound (a1) includes a polyester polyol made from diethylene glycol and/or ethylene glycol as a raw material, and
- the urethane resin (A) has an aromatic ring concentration of 1.4 mol/kg or more.
3 more elements
Dependencies are inferred from the claim text.