Patent · US Expired

N-substituted maleic imide preservative for aqueous dispersions of polymers derived from .alpha., .beta.-ethylenically unsaturated monomers

US3933715A · kind A · utility

3Cited by

7References

12Claims

0Family size

Assignee

Hoechst GmbH · DE

Inventors

Franz Botsch · Altötting, DE
Helmut Braun · Hofheim, DE
Walter Fink
Friedrich Heller
Karl H. Wallhausser

Key dates

Filing date	Feb 12, 1973
Grant date	Jan 20, 1976
Priority date	—
Expiry date	Feb 12, 1993

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K5/3415
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Preserved synthetic resin dispersions and products made therefrom are provided which contain N-substituted maleic imide derivatives as a preservative.

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