Patent · US Expired

Epoxy resin compositions

US5525685A · kind A · utility

2Cited by
7References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 1991
Grant dateJun 11, 1996
Priority date
Expiry dateMay 29, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L63/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Free-flowing powdery compositions comprising: (A) liquid or semi-solid epoxy resins; and (B) solid colloidal condensation polymers of urea or melamine and formaldehyde having a pore volume greater than 1 cm .sup.3 /g and a specific surface area greater than 5 m.sup.2 /g. The novel compositions can be typically used as powder coating compositions, adhesives, casting resins and molding compounds.

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