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. 18, 1997
Filed:
Dec. 14, 1995
Applicant:
Inventor:
Thomas Stone Croft, Austin, TX (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08K / ; C08G / ;
U.S. Cl.
CPC ...
524710 ; 521 56 ; 521 59 ; 521 76 ; 521122 ; 523218 ; 523219 ; 524 66 ; 524127 ; 524270 ; 524306 ; 524312 ; 524313 ; 524315 ; 524474 ; 524476 ; 524481 ; 524485 ; 524590 ; 524705 ; 524764 ; 524773 ; 524874 ; 524284 ; 525123 ; 525125 ; 525126 ; 525130 ; 525131 ; 5253293 ; 5253319 ; 5253328 ; 5253325 ; 5253332 ; 525440 ; 525455 ; 528 55 ; 528 75 ; 528 85 ;
Abstract
Polyurethane/urea elastomers having an isocyanate equivalent index below 100, preferably from about 15 to about 80; containing an effective amount of polyisocyanate component, and an effective amount of an isocyanate reactive component comprising at least one polyamine and at least one polyol, wherein said elastomer contains from about 1 to about 199 equivalent percent amine per isocyanate equivalent.