Process for producing a paper container having high impermeabili

Coating processes – Electrical product produced – Welding electrode

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229 31, 427422, B05D 306

Patent

active

042062497

ABSTRACT:
A process for producing a paper container having high impermeability to liquid comprising spray coating a polymerizable solution containing a prepolymer, photosensitizer and/or reactive diluent onto a wall surface of previously fabricated paper containers, allowing the prepolymer and/or reactive diluent to polymerize by an ultraviolet irradiation to thereby form a liquid impermeable coating on the wall surface of the container.

REFERENCES:
patent: 2708544 (1955-05-01), Norman
patent: 3979270 (1976-09-01), Trecker et al.
patent: 4070500 (1978-01-01), Leitner et al.
patent: 4097350 (1978-06-01), Pastor et al.
patent: 4150169 (1979-04-01), Bagley et al.

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