Patent · US Expired

Dispersion-based heat-sealable coating

US5371118A · kind A · utility

2Cited by

5References

18Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Gerd Bolte · Monheim, DE
Guenther Henke · Neuss, DE
Ulrike Brueninghaus · Erkrath, DE

Key dates

Filing date	Nov 17, 1992
Grant date	Dec 6, 1994
Priority date	—
Expiry date	Nov 17, 2012

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09J175/04
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention is a two-component film-forming reactive system for heat-sealable materials. The composition contains at least one resin which is curable with an epoxide and an epoxide compound as a curing agent. The resin which is curable with the epoxide is a mixture of a carboxyl or hydroxyl terminated polyurethane with an acrylate or methacrylate polymer or copolymer having hydroxyl or carboxyl groups.

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