Rigid-when-wet paperboard containers and their manufacture

Details Rigid-when-wet paperboard containers and their manufacture Rigid-when-wet paperboard containers and their manufacture

1975-04-14

1977-09-27

Lusignan, Michael R.

Coating processes

Nonuniform coating

Paper or textile base

101170, 156210, 156307, 156470, 427361, 427391, 427428, B31F 120, C09J 502, B32B 328, B32B 2900

Patent

active

040512770

ABSTRACT:
Rigid-when-wet, but foldable, corrugated paperboard and process of making same by applying phenolic resin to contiguous surfaces of the outer liner, the medium, and the inner liner without substantially altering the hygroscopicity of the exposed faces of the liners, and adhering the three components together before the resin is cured.

REFERENCES:
patent: 2827873 (1958-03-01), Thorn
patent: 3265550 (1966-08-01), Lindquist
patent: 3300359 (1967-01-01), Nikkel
patent: 3313270 (1967-04-01), LaBombarde et al.
patent: 3697365 (1972-10-01), Reisman et al.

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