Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1985-04-29
1986-05-06
Van Balen, William J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
4283177, 4283184, 4283191, 428703, B32B 326, B32B 712, B32B 1300
Patent
active
045871647
ABSTRACT:
A composite panel is provided primarily for roof deck construction comprising three sub-panels or strata. The first sub-panel comprises aspen wood fibers bonded with a magnesium oxysulfate inorganic cement and further including a sodium silicate binder. The second sub-panel comprises a foam plastic closed cell insulation, preferably polystyrene. The third sub-panel comprises a waferboard comprising wood chips bonded with a phenolic resin. The three sub-panels are bonded together with a urethane based adhesive.
REFERENCES:
patent: 3538055 (1970-11-01), Camilleri et al.
patent: 4315967 (1982-02-01), Prior et al.
Hessenaur, Jr. L. E.
The Dow Chemical Company
Van Balen William J.
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