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:
May. 09, 1995
Filed:
Feb. 16, 1993
Applicant:
Inventors:
Michael D Watson, Tulsa, OK (US);
William P Cottom, Mounds, OK (US);
Susan M Teeters, Sand Springs, OK (US);
Charles H Heroux, Scarborough, CA;
Terrance D Duryee, Charlotte, NC (US);
Assignee:
Petrolite Corporation, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J / ; C09J / ; C09J / ;
U.S. Cl.
CPC ...
524502 ; 524271 ; 524272 ; 524277 ; 524504 ; 524599 ; 524612 ; 525 74 ; 525 80 ; 525185 ; 525190 ;
Abstract
A composition is which, when added to an ethylene vinyl acetate copolymer having 40 to 60 weight percent of vinyl acetate units, renders a repulpable hot melt adhesive comprises a tackifier and an oxygen-containing polymer. The oxygen-containing polymer may be either (i) a high molecular weight carboxylic acid; (ii) a ethylenically unsaturated cyclic anhydride graft polyolefin or (iii) a primary linear polymeric alcohol of the formula