Composition, useful e.g. to form thermal, acoustic, impermeable and resistant insulating material to produce panel, plate or block, comprises pumice stone or pumice, polyurethane (isocyanate or polyisocyanate and polyol), and water

摘要

Composition comprises in wt.% per cubic meter of 1-98% of pumice stone or pumice, 1-98% of polyurethane (isocyanate or polyisocyanate and polyol); and 0-98% of water.