Patent · US Expired

Powder coating resin process containing an aromatic carbonamide condensate

US4190714A · kind A · utility

11Cited by
8References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 17, 1978
Grant dateFeb 26, 1980
Priority date
Expiry dateMar 17, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31681
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for preparing a free-flowing curable powder resin composition with a sintering temperature above 40.degree. C., comprising the steps of condensing a methylolurea or methylolaminotriazine with an aliphatic alcohol and a reactive compound containing hydroxyl or amide groups; blending the condensate with a polyester or polyacrylate; and grinding the blend to a powder of average particle size in the range of 20 to 150 microns.

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