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:
Mar. 18, 1997
Filed:
Apr. 21, 1995
Applicant:
Inventor:
Charles R Frihart, Lawrenceville, NJ (US);
Assignee:
Union Camp Corporation, Wayne, NJ (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
5283395 ; 528338 ; 528341 ; 5254205 ; 525423 ; 524801 ; 524607 ; 524608 ;
Abstract
Hot melt adhesive compositions containing amine and acid terminated polyamide resins, optionally curable when combined with epoxy resins, wherein the amine component of the polyamide resin contains (i) 1,2-diaminopropane, (ii) a piperazine-containing diamine, and optionally, (iii) polyetherdiamines; the polyamide resins may be acid or amine terminated, and are characterized by having an acid plus amine number of up to 40, preferably up to 30, and more preferably up to 20; the adhesive compositions are useful in a number of applications and have good strength while exhibiting flexibility and low tackiness.