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:
Dec. 23, 2025
Filed:
Mar. 05, 2021
Applicant:
Urethane Systems Usa Llc, Perth Amboy, NJ (US);
Inventors:
Thomas Peter, Southbury, CT (US);
Ian Laskowitz, Bantam, CT (US);
Margarita Ortiz, Plainville, CT (US);
George Brereton, Mahopac, NY (US);
Assignee:
Urethane Systems USA LLC, Perth Amboy, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/44 (2006.01); C08G 18/12 (2006.01); C08G 18/32 (2006.01);
U.S. Cl.
CPC ...
C08G 18/12 (2013.01); C08G 18/3243 (2013.01); C08G 18/44 (2013.01);
Abstract
The present invention relates generally to a curable polyurethane prepolymer composition comprising polyurethane prepolymer obtained by the reaction of toluene diisocyanate (TDI) and at least one polyol and an ortho alkyl disubstituted dianiline, preferably 4,4'-methylene-bis-(3-chloro-2,6-diethylaniline) (MCDEA), wherein 50 to 100 wt % of the at least one polyol is at least one polycarbonate polyol.