Resin impregnated board

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

Patent

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Details

156314, 156319, 1563319, 4272082, 427341, 427391, 428182, 428186, 428530, B31F 128, B05D 136

Patent

active

046234128

ABSTRACT:
Uniformly impregnated liner and medium for making corrugated board are prepared by using a urea-aldehyde impregnating composition to impregnate board in-line and a process where the coated board is treated with an aqueous primer and fully cured to provide board having resin free surfaces.

REFERENCES:
patent: 3402068 (1968-09-01), Wilkins
patent: 3607598 (1971-09-01), LeBlanc et al.
patent: 3677868 (1972-07-01), Boggs
patent: 3687767 (1972-08-01), Reisman et al.
patent: 3823028 (1974-07-01), Arian et al.
patent: 3936339 (1976-02-01), Lock et al.
patent: 4051277 (1977-09-01), Wilkinson et al.
patent: 4379015 (1983-04-01), Ware et al.

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