Method of making corrugated paper board

Details Method of making corrugated paper board Method of making corrugated paper board

1988-03-09

1989-12-12

Cashion, Jr., Merrell C.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156210, 156290, 156292, B31F 124, B31F 128

Patent

active

048865630

ABSTRACT:
A structural corrugated paper board for use in forming boxes which incorporates two fluted layers bonded peak to peak enclosed in two outer liners. By increasing board thickness and concentrating strength in the outer liners and eliminating the inner liner between the fluted layers improved edge compression and overall strength per unit weight is improved.

REFERENCES:
patent: 1802880 (1931-04-01), Cumfer
patent: 3700518 (1972-10-01), Ohmori
patent: 3738905 (1973-06-01), Thomas

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