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公开(公告)号：US20130059140A1
公开(公告)日：2013-03-07
申请号：US13224785
申请日：2011-09-02
CPC分类号： B32B27/327 , B32B27/08 , B32B27/32 , B32B2250/03 , B32B2250/242 , B32B2307/724 , B32B2439/70 , B32B2553/00 , G01D5/35316 , G01K11/3206 , G01L1/246 , G02B6/02204 , G02B6/29353 , Y10T428/31855
摘要： A multilayer polymer film comprising an outer skin layer, an inner seal layer and at least one core layer disposed between the inner and outer skin layer, wherein the outer skin layers comprises a metallocene-catalyzed ethylene polymer having a density of equal to or greater than about 0.945 g/cc and a melt index equal to or greater than 0.5 g/10 min. A multilayer polymer film comprising a metallocene-catalyzed high-density polyethylene homopolymer skin layer and at least one core layer comprising a high-density polyethylene having a melt index of less than or equal to 2.0 g/10 min. A multilayer polymer film comprising at least a skin layer and a core layer wherein the skin layer comprises a metallocene-catalyzed ethylene polymer provided from a catalyst composition comprising a single metallocene and an activator support.
摘要翻译： 一种多层聚合物膜，其包含外表皮层，内密封层和设置在内表层和外表层之间的至少一个芯层，其中外表皮层包含茂金属催化的乙烯聚合物，其密度等于或大于 约0.945g / cc，熔体指数等于或大于0.5g / 10min。 一种多金属聚合物膜，其包含茂金属催化的高密度聚乙烯均聚物表层和至少一个包含熔体指数小于或等于2.0g / 10min的高密度聚乙烯的芯层。 至少包含表皮层和芯层的多层聚合物膜，其中表层包含由包含单一茂金属和活化剂载体的催化剂组合物提供的茂金属催化的乙烯聚合物。
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公开(公告)号：US20130059100A1
公开(公告)日：2013-03-07
申请号：US13306321
申请日：2011-11-29
IPC分类号： B32B1/08 , C08F2/01 , C08F110/02
CPC分类号： C08F110/02 , C08F4/65912 , C08F4/65916 , C08F4/65925 , C08F4/65927 , C08F10/02 , Y10T428/1352 , C08F4/65904 , C08F2500/07 , C08F2500/12
摘要： A polymer having a melt index of from about 0.5 g/10 min to about 4.0 g/10 min and a density of equal to or greater than 0.96 g/cc which when formed into a 1-mil film displays a moisture vapor transmission rate ranging from equal to or greater than about 0 to equal to or about 20% greater than X where X=k1{−61.95377+39.52785(Mz/Mw)−8.16974(Mz/Mw)2+0.55114(Mz/Mw)3}+k2{−114.01555(τ)+37.68575(Mz/Mw)(τ)−2.89177(Mz/Mw)2(τ)}+k3{120.37572(τ)2−25.91177(Mz/Mw)(τ)2}+k4{18.03254(τ)3} when Mw is from about 100 kg/mol to about 180 kg/moL; Mz is from about 300 kg/mol to about 1000 kg/mol; τ is from about 0.01 S to about 0.35 s; k1 is 1 g/100 in2·day; k2 is 1 g/100 in2·day·s; k3 is 1 g/100 in2·day·s2; and k4 is 1 g/100 in2·day·s3.
摘要翻译： 熔体指数为约0.5g / 10min至约4.0g / 10min，密度等于或大于0.96g / cc的聚合物，当其形成1密耳膜时，其表现出一定范围内的湿气透过率 等于或大于X大于等于或大约20％，其中X = k1 {-61.95377 + 39.52785（Mz / Mw）-8.16974（Mz / Mw）2 + 0.55114（Mz / Mw）3} + k2 {-114.01555（τ）+37.68575（Mz / Mw）（τ）-2.89177（Mz / Mw）2（τ）} + k3 {120.37572（τ）2-25.91177（Mz / Mw）（τ） 当Mw为约100kg / mol至约180kg / moL时，k4 {18.03254（τ）3} Mz为约300kg / mol至约1000kg / mol; τ为约0.01S至约0.35s; k1为1 g / 100 in2·day; k2为1 g / 100 in2·day·s; k3为1 g / 100 in2·day·s2; k4为1 g / 100 in2·day·s3。
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公开(公告)号：US20130059103A1
公开(公告)日：2013-03-07
申请号：US13224775
申请日：2011-09-02
申请人： Qing YANG , Mark L. HLAVINKA , Guylaine ST. JEAN , Brooke A. GILL
发明人： Qing YANG , Mark L. HLAVINKA , Guylaine ST. JEAN , Brooke A. GILL
IPC分类号： B32B1/02 , C08F110/02
CPC分类号： C08F110/02 , C08J5/18 , C08J2323/06 , Y10T428/1397 , C08F2500/07 , C08F2500/12 , C08F2500/26
摘要： A unimodal polymer having a melt index of from about 0.5 g/10 min to about 4 g/10 min, a density of equal to or greater than about 0.945 g/cc which when formed into a film displays a moisture vapor transmission rate of less than about 0.55 g-mil/100 in2 in 24 hours as determined in accordance with ASTM F 1249. A unimodal polymer having a melt index of from about 0.5 g/10 min to about 4 g/10 min, a density of equal to or greater than about 0.945 g/cc which when formed into a film displays a moisture vapor transmission rate of less than about 0.44 g-mil/100 in2 in 24 hours as determined in accordance with ASTM F 1249.
摘要翻译： 熔体指数为约0.5g / 10min至约4g / 10min，密度等于或大于约0.945g / cc的单峰聚合物，当其形成薄膜时，其表现出较小的水蒸气透过率 在根据ASTM F 1249测定的24小时内约为0.55g-mil / 100in2。熔体指数为约0.5g / 10min至约4g / 10min的单峰聚合物，密度等于或等于 大于约0.945g / cc，当其形成膜时，根据ASTM F 1249测定，在24小时内显示小于约0.44g / mil / 100in2的水蒸气透过率。
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