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:
Jul. 02, 2024
Filed:
Nov. 10, 2021
Westlake Royal Building Products Inc., Houston, TX (US);
Hamed Lakrout, San Antonio, TX (US);
Russ Majors, San Marcos, TX (US);
Brian Shaw, Elmendorf, TX (US);
Guy Crocco, New Braunfels, TX (US);
Li Ai, San Antonio, TX (US);
Amitabha Kumar, San Antonio, TX (US);
Russell Hill, San Antonio, TX (US);
WESTLAKE ROYAL BUILDING PRODUCTS INC., Houston, TX (US);
Abstract
Polyurethane foams and methods of manufacturing are described herein. The foam can include (a) a polyurethane formed by the reaction of (i) one or more isocyanates selected from the group consisting of diisocyanates, polyisocyanates, and mixtures thereof, and (ii) one or more polyols; and (b) a filler. The amount of filler in the foam can be from 50 to 90% by weight, based on the total weight of the foam. The filler can include a plurality of fibers and/or a particulate filler. The polyurethane foams described herein are made without adding a surfactant to the reaction mixture. The density of the polyurethane foam can be at least 5 lb/ft.