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. 13, 1992
Filed:
Aug. 06, 1990
Applicant:
Inventors:
Palitha K Abeywardena, Mishawaka, IN (US);
Pak T Leung, Granger, IN (US);
Assignee:
Uniroyal Adhesives and Sealants, Inc., Mishawaka, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
524591 ; 524839 ; 524840 ; 1563314 ; 1563317 ; 4273855 ; 4273935 ;
Abstract
This invention relates to a process for preparing water dispersible polyurethane compositions. More specifically, this invention relates to a process for the preparation of self-emulsifying polyurethanes that form stable, homogeneous emulsions with water. The present invention also relates to the polyurethane compositions obtainable by this process, their dispersions in water, and to their use as adhesives in thermoforming applications.