The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 18, 2025
Filed:
Oct. 19, 2021
Applicant:
Henkel Ag & Co. Kgaa, Duesseldorf, DE;
Inventors:
Nan Zhang, Shanghai, CN;
Jingjing Liang, Shanghai, CN;
Guan Yew Low, Shanghai, CN;
Grant Kenion, Easton, PA (US);
Assignee:
Henkel AG & Co. KGaA, Duesseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 175/04 (2006.01); C08G 18/42 (2006.01); C08G 18/48 (2006.01); C08G 18/73 (2006.01); C09J 5/00 (2006.01);
U.S. Cl.
CPC ...
C09J 175/04 (2013.01); C08G 18/42 (2013.01); C08G 18/4825 (2013.01); C08G 18/4833 (2013.01); C08G 18/73 (2013.01); C09J 5/00 (2013.01); C09J 2475/00 (2013.01);
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.