Patent · US Expired

Electrodepositable coating compositions

US5120356A · kind A · utility

7Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 16, 1991
Grant dateJun 9, 1992
Priority date
Expiry dateJan 16, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/29
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides an aqueous coating composition comprising: PA0 a) an aqueous electrodepositable film-forming binder; and PA0 b) as corrosion inhibitor, an effective amount of the reaction product of i) cinnamaldehyde and ii) an amine having the formula R--(CH.sub.2).sub.n --NH.sub.2 wherein R is C.sub.1 -C.sub.12 alkyl, C.sub.6 -C.sub.10 aryl, C.sub.5 -C.sub.8 cycloalkyl or --NH.sub.2, and n is O or an integer within the range of from 1 to 10.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.