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:
Jun. 30, 1998
Filed:
Mar. 19, 1996
Applicant:
Inventors:
Julio M Alvarado, Hopewell Junction, NY (US);
Kathleen L Covert, Kirkwood, NY (US);
Joseph P Kuczynski, Wellington, FL (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525438 ; 525481 ; 525523 ; 525533 ; 522 25 ; 522 26 ; 522 27 ; 522 29 ;
Abstract
A photocopolymerizable composition for backsealing a ceramic carrier and process for using the composition is disclosed. The composition comprises: a liquid, multifunctional, bisphenol based epoxy; a liquid, multifunctional hydroxyl containing organic material; a complex onium salt photoinitiator; and, a complex cupric salt initiator. The composition utilizes a strong Bronstead acid for additional deep curing created by iodonium salt thermolysis.