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US 2022/0162485 A1Published application
Two-Component Solvent Free Polyurethane Laminating Adhesive Composition
AssigneesHenkel AG & Co. KGaA, Henkel IP & Holding GmbH
InventorsNan Zhang, Jingjing Liang, Guan Yew Low, Grant Kenion
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Abstract
The present invention provides a two-component solvent free polyurethane adhesive composition, comprising: (A) a OH-containing component, and (B) an NCO-containing component; wherein the mass ratio between the OH-containing component (A) and the NCO-containing component (B) is greater than 1:1, and the molar ratio between the OH group in the component (A) and the NCO group in the component (B) is less than 1:1.
Claims19
A two-component solvent free polyurethane adhesive composition, comprising:
- (A) an OH-containing component, and
- (B) a NCO-containing component;
- wherein the mass ratio between the OH-containing component (A) and the NCO-containing component (B) is greater than 1:1, and the molar ratio between the OH group in the component (A) and the NCO group in the component (B) is less than 1:1.
Dependencies are inferred from the claim text.