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:
Nov. 20, 2007
Filed:
Oct. 14, 2004
Craig S. Schang, Brighton, MI (US);
Walter H. Ohrbom, Hartland Township, MI (US);
Joanne Casale, Warren, MI (US);
Thaddeus J. Lepkowski, Dearborn Heights, MI (US);
Craig S. Schang, Brighton, MI (US);
Walter H. Ohrbom, Hartland Township, MI (US);
Joanne Casale, Warren, MI (US);
Thaddeus J. Lepkowski, Dearborn Heights, MI (US);
BASF Corporation, Southfield, MI (US);
Abstract
Compositions comprising a reaction product of a) an asymmetrical, saturated polyisocyanate that is non-cyclic, non-aromatic, and has at least 3 carbon atoms in the polyisocyanate per isocyanate group, b) a material that is at least one of i) a primary carbamate material having at least one functional group reactive with an isocyanate and at least one primary carbamate group or a group convertible to a primary carbamate group and ii) a reaction product of the primary carbamate material and an extending agent, and c) optionally, a chain extension agent that has at least difunctional reactivity with an isocyanate. Also, methods of making these compositions.