发明名称 |
Thermoformable acoustical mat composition and method |
摘要 |
A thermoformable acoustical mat composition having reduced quantities of ethylene vinyl acetate and elastomers and increased filler concentrations. The composition includes an intimate blend of 5% to 30% of an asphalt constituent; 4% to 15% of an elastomer binder constituent; 50% to 80% of a filler constituent and 1% to 8% of an ethylene co-polymer constituent. A method of melt mixing and extrusion forming thermoformable acoustical mat compositions is also provided.
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申请公布号 |
US5093394(A) |
申请公布日期 |
1992.03.03 |
申请号 |
US19880249850 |
申请日期 |
1988.09.27 |
申请人 |
SHELLER-GLOBE CORPORATION |
发明人 |
REES, JOHN L.;LANGHORST, DOUG |
分类号 |
C08L95/00 |
主分类号 |
C08L95/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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