Polystyrene substrate provided with a polyurethane coating

Details Polystyrene substrate provided with a polyurethane coating Polystyrene substrate provided with a polyurethane coating

1992-09-02

1993-06-08

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524507, 4284248, C08K 505

Patent

active

052180280

ABSTRACT:
A single-layer two-component polyurethane lacquer which is particularly suitable for the high-gloss coating of polystyrene. A lacquer which can be sprayed having a potlife of at least 16 hours and a flash point exceeding 21.degree. C. is obtained by using tertiary alcohols and diacetone alcohol as a solvent, to which a thermoplastic acrylate resin is added as an adhesive.

REFERENCES:
patent: 4020216 (1977-04-01), Miller
patent: 4235766 (1980-11-01), Kuijper
patent: 4560494 (1985-12-01), Druetzler

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