Patent · US Expired

Curing agents/accelerators, curable compositions and processes

US5420223A · kind A · utility

17Cited by
8References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 19, 1993
Grant dateMay 30, 1995
Priority date
Expiry dateOct 19, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G59/686
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Described are several preferred acid salts and complexes of N,N-dimethylpyridine (DMAP) and 4-(4-methyl-1-piperidinyl)pyridine (MPP) which are useful as curing agents or as accelerators in preferred epoxy resin curing processes. Also described are particularly preferred processes for forming cured epoxy resin materials which are advantageously employed in large production line scale operations, and curable coating compositions.

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