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:
Apr. 16, 2002
Filed:
Oct. 20, 2000
Applicant:
Inventors:
Ioannis V. Bletsos, Midlothian, VA (US);
John W. Turnbull, Wilmington, DE (US);
Bert C. Wong, Marietta, OH (US);
Assignee:
E. I. du Pont de Nemours and Co., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 1/710 ; B05D 3/12 ; C08F 1/606 ;
U.S. Cl.
CPC ...
B32B 1/710 ; B05D 3/12 ; C08F 1/606 ;
Abstract
A laminar structure comprised of at least one layer of glass and a sheet of plasticized PVB containing an adhesion control agent is provided wherein delamination resulting from air being from air being dispersed or entrapped and dissolved in the PVB is controlled by use of a surface energy modifying agent, said surface energy modifying agent being selected to provide a total surface energy for the sheet of less than 52 dynes/cm.