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:
Aug. 13, 1991
Filed:
Apr. 27, 1989
Applicant:
Inventors:
George A Salensky, Whitehouse Station, NJ (US);
Thomas S Thoman, Cranford, NJ (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264341 ; 106311 ; 156 83 ; 156240 ; 156281 ; 1563093 ; 252364 ;
Abstract
This invention relates to an adhesion promoting composition and method for its use for promoting adhesion of printed circuits on thermoplastic substrates. The composition includes isopropanol with either methylene chloride or resorcinol. An added ingredient includes polycyclohexanone. The preferred substrate is polyarylsulfone.