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:
Mar. 06, 1984
Filed:
Feb. 11, 1982
Applicant:
Inventors:
Alan J Kaylo, Glenshaw, PA (US);
Nicholas T Castellucci, Pittsburgh, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
523426 ; 2041 / ; 2041 / ; 523410 ; 523414 ; 523415 ; 523416 ; 523523 ; 528 45 ; 528110 ; 528112 ; 528361 ; 528366 ; 528421 ; 525528 ; 525533 ;
Abstract
Novel compositions of matter comprising a reaction product of a tannin and epoxy material are hereby provided. The novel reaction products can be dispersed in an aqueous or solvent medium for use as a treating or coating composition which imparts excellent corrosion resistance to metals and exhibits excellent substrate and intercoat adhesion.