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:
Feb. 15, 1994
Filed:
Dec. 08, 1992
Applicant:
Inventors:
Thomas H Barrows, Cottage Grove, MN (US);
Myhanh T Truong, Blaine, MN (US);
Paul R Suszko, Cottage Grove, MN (US);
David W Stegink, Mendota Heights, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528291 ; 528281 ; 528285 ; 528335 ; 528336 ; 528341 ; 528361 ; 528367 ; 528370 ; 528492 ;
Abstract
Process for treating poly(esteramides) to improve the heat and storage stability thereof. Polymer is optionally suspended in a liquid medium, treated with an amide group-containing solvent, and then separated from the solvent and liquid medium (if any). Also, poly(esteramides) treated in this process and devices and articles comprising such poly(esteramides).