Patent · US Expired

Pulverulent coating materials

US3966836A · kind A · utility

16Cited by

6References

9Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Eckhard de Cleur
Rolf Dhein · Krefeld, DE
Hans Rudolph · Krefeld, DE
Hans-Joachim Kreuder · Krefeld, DE

Key dates

Filing date	May 28, 1974
Grant date	Jun 29, 1976
Priority date	—
Expiry date	May 28, 1994

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31529
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a pulverulent coating material prepared from a polyester which contains free carboxyl groups of succinic acid and cross-linking agents which react with carboxyl groups at elevated temperatures.

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