Resilient paving composition for playfields sports fields and recreation areas
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United States of America Patent
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-
Jan 14, 1986
Grant Date -
N/A
app pub date -
Jun 8, 1984
filing date -
Jun 8, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A porous resilient paving system for use on well-drained soil as a playing surface is described as having (1) a soil-covering layer consisting essentially of mineral aggregate having a thickness in the range of from about 2 to about 4 inches; (2) a layer of fibrous vulcanized rubber particles covering layer (1), said layer (2) having a thickness in the range of from about one-half to about two inches; (3) a core composition layer covering layer (2) consisting essentially of a matrix formed from about 70 to 87 weight percent vulcanized rubber fibers bonded with from about 13 to 30 weight percent of a rubber latex selected from the group consisting of natural rubber latex and synthetic rubber latex; and (4) a topping layer covering layer (3) consisting essentially of from about 68-74 weight percent vulcanized rubber particles of from about 12-30 mesh, zinc oxide in an amount from about 1-7 weight percent and bonded with about 25 weight percent of a rubber latex.
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Cited Art Landscape
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