Multi-layer board

Details Multi-layer board Multi-layer board

1979-11-19

1981-09-29

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

5230917, 156327, 428284, 428292, 428294, 428414, 428454, 428688, 428703, B32B 1312, B32B 1314

Patent

active

042923646

ABSTRACT:
A multi-layer load-bearing board comprising at least three layers of different composition includes a core or basic layer comprised of a cementitious inorganic material, a cover layer of a fiber-reinforced resin subjectable to forces and an intermediate layer of a hydrophilic and water-dilutable or water miscible resin interconnecting the core or basic layer and cover layers in a force-transmitting manner.

REFERENCES:
patent: 2451446 (1948-10-01), Parsons
patent: 3775240 (1973-11-01), Harvey
patent: 3809595 (1974-05-01), Nichols, Jr.
patent: 3922413 (1975-11-01), Reineman

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