发明名称 ACOUSTICAL SOUND PROOFING MATERIALS AND METHODS OF MAKING THE SAME
摘要 A laminated structure comprises a first external layer and a second external layer; an internal layer disposed between the first and the second external layers; a first adhesive layer disposed between the first external layer and the internal layer, wherein the first adhesive layer is patterned to cover only a first portion of the internal layer; and a second adhesive layer disposed between the second external layer and the internal layer, wherein the second adhesive layer is patterned to cover only a second portion of the internal layer on a side opposite the first adhesive layer, and wherein the first portion is different than the second portion.
申请公布号 US2014050902(A1) 申请公布日期 2014.02.20
申请号 US201314062377 申请日期 2013.10.24
申请人 GEORGIA-PACIFIC GYPSUM LLC 发明人 ECKMAN DOUGLAS C.;THOMAS VINCENT B.;GAUTAM KESHAV S.
分类号 E04B1/84;B32B7/14 主分类号 E04B1/84
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