Stock material or miscellaneous articles – Structurally defined web or sheet – Nonplanar uniform thickness material
Patent
1983-08-12
1984-12-18
Thibodeau, Paul J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Nonplanar uniform thickness material
428218, 428481, 428534, B32B 328, B32B 2900
Patent
active
044891202
ABSTRACT:
Archival container construction materials including paper, paperboard (both solid fiber board and corrugated board) and, optionally, water-impermeable plastic, in both single- and multi-layer arrangement are disclosed. The container material provides an inner layer consisting of non-buffered, substantially pure alpha-cellulose and an alkaline size. Outer layers of the container material comprise alpha-cellulose, an alkaline buffer and an alkaline size. Optionally, the inner liner and the outer layer(s) are separated by a water-impermeable plastic layer, e.g., polyester film.
REFERENCES:
patent: 2985553 (1961-05-01), Anderson
patent: 3671310 (1972-06-01), Brown et al.
patent: 4207366 (1980-06-01), Tyler
patent: 4263094 (1981-04-01), Login et al.
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