Patent · US Expired

Paint binders of Mannich bases and epoxy resins

US4001155A · kind A · utility

23Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 11, 1974
Grant dateJan 4, 1977
Priority date
Expiry dateNov 11, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S524/901
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Paint binders substantially free from epoxide groups and manufactured by reacting A. Mannich bases of PA1 A.sub.1. condensed phenols, PA1 A.sub.2. a secondary amine bearing at least 1 hydroxyalkyl group and PA1 A.sub.3. formaldehyde with B. at least one epoxy resin. These binders are suitable, in the acid-protonized form, for use in cathodic immersion electrocoating of electrically conductive surfaces.

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