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:
Dec. 30, 1997
Filed:
May. 25, 1995
Applicant:
Inventors:
Adele C Shipston, Grand Island, NY (US);
Joseph W Langen, Grand Island, NY (US);
Nancy G Mitchell, Grand Island, NY (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
427491 ; 4272084 ; 4272086 ; 427331 ; 427492 ; 427493 ; 427535 ; 427558 ; 427559 ; 427560 ;
Abstract
A method of increasing the tack of a pressure sensitive adhesive by exposing a polymeric pressure sensitive adhesive to an activating treatment, activatable articles containing such an adhesive and adhesive compositions resulting from such an activating treatment. The activatable, polymeric, pressure sensitive adhesive is preferably a water based adhesive prepared by free radical polymerization of acrylic acid, methacrylic acid, acrylate, or methacrylate monomers having from 1 to about 12 carbon atoms. The activating treatment is preferably corona charging or corona charging in combination with uv light.