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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.:

US 12781111 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

Jun. 21, 2021

Solventless adhesive composition

Applicant:

Arkema France, Puteaux, FR;

Inventors:

Jie Wu, Lake Jackson, TX (US);

Amira A. Marine, Missouri City, TX (US);

Daniele Vinci, Lucerne, CH;

Thorsten Schmidt, Richterswil, CH;

Ludwik S. Cygan, Downers Grove, IL (US);

Marco Frasconi, Fagnano Olona, IT;

Assignee:

ARKEMA FRANCE, Puteaux, FR;

Attorney:

Gemini Law LLP

Primary Examiner:

Patrick D Niland

Int. Cl.
CPC ...
C09J 175/08 (2006.01); C08G 18/10 (2006.01); C08G 18/48 (2006.01); C08G 18/50 (2006.01); C08G 18/76 (2006.01); C09J 175/06 (2006.01); C09J 175/12 (2006.01);
U.S. Cl.
CPC ...
C09J 175/08 (2013.01); C08G 18/10 (2013.01); C08G 18/48 (2013.01); C08G 18/5084 (2013.01); C08G 18/7671 (2013.01); C09J 175/06 (2013.01); C09J 175/12 (2013.01);
Abstract

A two-component solventless adhesive composition including: (A) at least one isocyanate component formulated for application to a first substrate comprising either at least one aromatic-based isocyanate, or a blend of: (Ai) at least one aromatic-based isocyanate; and (Aii) at least one aliphatic-based isocyanate; and (B) at least one isocyanate-reactive component formulated for application to a second substrate comprising a blend of: (Bi) at least one amine-initiated polyol comprising two or more primary hydroxyl groups and a backbone incorporating tertiary amines; (Bii) at least one hydroxyl terminated polyurethane polyol; (Biii) at least one phosphate ester polyol; (Biv) at least one polyester polyol; (Bv) at least one polyether polyol and (Bvi) optionally, at least one silane adhesion promoter; and a process for preparing the above two-component solventless adhesive composition; and a laminate structure made using the above two-component solventless adhesive composition.

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Wu, Jie. (2026). Solventless adhesive composition (U.S. Patent No. 12781111). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12781111

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