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. 19, 2013
Filed:
Mar. 23, 2007
Joseph Walter Holubka, Livonia, MI (US);
Larry P. Haack, Ann Arbor, MI (US);
Ann Straccia, Southgate, MI (US);
Joseph Walter Holubka, Livonia, MI (US);
Larry P. Haack, Ann Arbor, MI (US);
Ann Straccia, Southgate, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
The present invention provides a method of increasing the surface energy of an article having a polymeric surface increasing the relative amount of nitrogen atoms or oxygen atoms within a portion of the surface to form a nitrogen or oxygen enriched surface layer. The method of the invention is advantageously applied to a vehicle body frame to facilitate adhesion of a windshield. In another embodiment of the invention a method for inhibiting sealer redeposition is provided in which a plastic component in an automobile is treated prior to being subjected to the various paint preprocessing baths.