Patent · US Expired

Cathode-depositing electrodeposition coating composition

US4579886A · kind A · utility

9Cited by
5References
12Claims
0Family size

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Key dates

Filing dateApr 3, 1985
Grant dateApr 1, 1986
Priority date
Expiry dateApr 3, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S524/901
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A cathode-depositing electrodeposition coating composition comprising an aqueous solution or dispersion containing PA0 (A) a reaction product of (1) epoxidized diene polymer, (2) an amine and optionally, (3) polymerizable unsaturated aliphatic acid; PA0 (B) a reaction product of bisphenol epoxy resin and a polymerizable aliphatic acid; PA0 (C) a blocked polyisocyanate compound; and PA0 (D) manganese dioxide or an organic salt of manganese, cobalt or copper. The composition gives a coating film having excellent properties when electrodepositing and baking at a relatively low baking temperature.

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