Method of manufacturing an open cellular article

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

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65 23, 65 42, 156 89, 156242, 156294, 156296, 156306, 156311, 165166, 264 44, 264 58, 264 59, 264 63, 264 66, 264125, 264313, 264DIG44, B32B 3120

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039403017

ABSTRACT:
A method of manufacturing an open cellular article constructed of a plurality of spaced walls of relatively weak bondable material defining a plurality of elongated passages therethrough which are filled with a disintegratable filler material having sufficient form and strength initially to maintain the walls in their predetermined precisely spaced relation and after bonding of the walls into an integral unit such filler material being conveniently removable from the article to reestablish the passages between the walls.

REFERENCES:
patent: 2506244 (1950-05-01), Stopka
patent: 3345160 (1967-10-01), Miccioli
patent: 3467745 (1969-09-01), Lambertson et al.
patent: 3473987 (1969-10-01), Sowards
patent: 3491184 (1970-01-01), Rietdijk
patent: 3502596 (1970-03-01), Sowards
patent: 3534131 (1970-10-01), Gebler et al.
patent: 3702771 (1972-10-01), Brown et al.
patent: 3794707 (1974-02-01), O'Neill

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