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:
Oct. 17, 2023
Filed:
May. 22, 2017
Dow Global Technologies Llc, Midland, MI (US);
Rui Xie, Pearland, TX (US);
Dow Global Technologies LLC, Midland, MI (US);
Abstract
A two-component solventless adhesive composition is disclosed. The composition comprises an isocyanate component comprising an isocyanate prepolymer that is the reaction product of a polyisocyanate and an isocyanate reactive component comprising at least 40 wt % of a polyester polyol, based upon the dry weight of the isocyanate reactive component, a polyol component having an average functionality between 2.5 and 4.5 and an average molecular weight between 250 and 1,000, and comprising at least 30 wt % of a polyether polyol, based upon the dry weight of the polyol component, and an adhesion promoter. A method for forming laminates comprising the disclosed adhesive compositions is also disclosed.