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公开(公告)号:US20180291204A1
公开(公告)日:2018-10-11
申请号:US15573937
申请日:2016-05-10
摘要: A molded article having improved dielectric strength is disclosed. The molded article is formed by (a) providing a thermoplastic resin composition including a base polymer resin and a mold release agent; and (b) molding the thermoplastic resin composition to form the molded article. The dielectric strength of the molded article formed is higher than a comparator molded article comprising the thermoplastic resin composition in the absence of the mold release agent.
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2.
公开(公告)号:US20190218356A1
公开(公告)日:2019-07-18
申请号:US16317660
申请日:2017-07-05
CPC分类号: C08J9/08 , C08J9/00 , C08J9/0014 , C08J9/0023 , C08J9/0028 , C08J9/0038 , C08J9/0061 , C08J9/0066 , C08J9/009 , C08J9/0095 , C08J2201/024 , C08J2201/03 , C08J2203/02 , C08J2205/044 , C08J2205/052 , C08J2207/06 , C08J2371/12 , C08J2381/06 , C08J2383/12 , C08J2409/06 , C08J2419/00 , C08J2423/08 , C08J2423/12 , C08J2423/16 , C08J2423/20 , C08J2423/22 , C08J2423/30 , C08J2453/00 , C08J2453/02 , C08L71/12 , C08L83/12 , C08L2201/02 , C08L2203/14 , C08L2203/202 , C08L2205/025 , C08L2205/035 , H01B3/301 , H01B3/427 , H01B3/441 , H01B7/295 , H01B13/0016
摘要: A foamed thermoplastic material includes a thermoplastic material exhibiting, in its unfoamed state, a particular flammability index, flame growth rate, and specific extinction area. The foamed thermoplastic material further includes a plurality of cells having a number average mean diameter of 5 to 150 micrometers present in an amount effective to provide the foamed thermoplastic material with a density that is 10 to 90 percent of the density of the unfoamed thermoplastic material. The foamed thermoplastic material exhibits a desirable tensile elongation and dielectric constant. A process for forming the foamed thermoplastic material, articles including the foamed thermoplastic material, and an article-forming process are also described.
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3.
公开(公告)号:US20180051173A1
公开(公告)日:2018-02-22
申请号:US15552597
申请日:2016-02-22
CPC分类号: C08L83/10 , C08G73/1042 , C08G73/1046 , C08G73/106 , C08G73/1082 , C08G77/455 , C08K3/013 , C08K3/34 , C08K2003/265 , C08L67/02 , C08L79/08 , C08L2201/02 , C08L2201/08 , C08L2203/20 , H01B3/305 , H01B3/306 , H01B3/421 , H01B3/46 , C08L67/00
摘要: A poly(siloxane-etherimide) composition comprising, based on the total weight of the composition, 70 to 90 wt % of a poly(siloxane-etherimide); and an additive comprising a polyester, a filler, or a combination thereof; wherein the filler comprises talc, calcium carbonate, or a combination comprising at least one of the foregoing; and wherein the composition has a number of drops to tracking at 250 volts of greater than or equal to 50 drops determined according to ASTM D-3638-85.
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4.
公开(公告)号:US20180044522A1
公开(公告)日:2018-02-15
申请号:US15552404
申请日:2016-02-22
IPC分类号: C08L79/08
CPC分类号: C08L79/08 , C08K3/346 , C08L27/18 , C08L2203/206
摘要: A composition comprises, based on the total weight of the composition, 45 wt % to 75 wt % of a polyetherimide; and 20 wt % to 45 wt % of talc; and 5 wt % to 15 wt % of a fluorinated polymer; wherein the composition has a number of drops to tracking at 250 volts of greater than or equal to 50 drops according to ASTM D-3638-85.
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