Coating agents of polyurethane dispersions and the use thereof f

Details Coating agents of polyurethane dispersions and the use thereof f Coating agents of polyurethane dispersions and the use thereof f

1986-03-19

1987-03-24

Michl, Paul R.

Coating processes

Foraminous product produced

Filter, sponge, or foam

4273855, 427356, 4273935, 4284246, 524839, 524840, 524591, B05D 500

Patent

active

046524665

ABSTRACT:
This invention relates to coating compositions based on aqueous polyurethane dispersions, as well as the use of the coating compositions for the production of top coats or finishes on flexible substrates, particularly on PVC. The present coating agents contain an aqueous polyurethane dispersion having certain physico-chemical properties and the following composition of the solid substance:

REFERENCES:
patent: 3262805 (1966-07-01), Aoki
patent: 3770681 (1973-11-01), Witt et al.
patent: 4017493 (1977-04-01), Ferment et al.
patent: 4045600 (1977-08-01), Williams
patent: 4206255 (1980-06-01), Wenzel et al.
patent: 4269748 (1981-05-01), Nachtkamp et al.

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