Stock material or miscellaneous articles – Sheet including cover or casing – Foamed or expanded material encased
Patent
1999-06-22
2000-05-30
Thomas, Alexander
Stock material or miscellaneous articles
Sheet including cover or casing
Foamed or expanded material encased
428 76, 523099, B32B 302
Patent
active
060689072
ABSTRACT:
A foam core ceiling tile having closed edges is provided. An inner foam core is surrounded by a mixture of resin and fiberglass which is cured to a rigid consistency. The sealed surface panel is impermeable to moisture, chemicals and microbial contamination. The sealed panel can achieve up to a 40 pound uniform load capacity. The panel has beveled edges with a perimeter lip for a better fit in suspended T-grid ceiling support systems.
REFERENCES:
patent: 3905167 (1975-09-01), Watkins et al.
patent: 4463043 (1984-07-01), Reeves et al.
patent: 5418028 (1995-05-01), DeWitt
patent: 5527411 (1996-06-01), Jutte
patent: 5625999 (1997-05-01), Buzza et al.
patent: 5827385 (1998-10-01), Meyer et al.
Arcoplast, Inc.
Thomas Alexander
LandOfFree
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