Patent · US Expired

Pulverent coating materials containing polyoxazolines and polyesters based on succinic anhydride

US3932358A · kind A · utility

12Cited by

2References

8Claims

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	Nov 4, 1974
Grant date	Jan 13, 1976
Priority date	—
Expiry date	Nov 4, 1994

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10N2050/02
WIPO fieldBasic materials chemistry
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.