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    • 2. 发明申请
    • METHOD OF MAKING AN EXTRUDED THIN FILM, THIN FILM SO PRODUCED AND ITS USE
    • 制造挤出薄膜的方法,由此产生的薄膜及其用途
    • WO2018013409A1
    • 2018-01-18
    • PCT/US2017/041022
    • 2017-07-07
    • SABIC GLOBAL TECHNOLOGIES B.V.SANNER, Mark A.
    • SANNER, Mark A.JOHNSON, PeterGALLUCCI, Robert RussellEHRENSBECK, Franklin
    • B29B9/06B29B9/12B29B9/16B29C47/00B29C47/14
    • Method of making an extruded thin film comprising: melt filtering an amorphous thermoplastic composition comprising an amorphous thermoplastic polymer with a glass transition temperature Tg of 130°C to 280°C to form a melt filtered amorphous thermoplastic composition; extruding the melt filtered amorphous thermoplastic composition into strands at a temperature TE; cooling the strands to a temperature Tc to form cooled strands; cutting the cooled strands into pellets having a length of 2.0 to 6.0 millimeters; treating the pellets at a temperature Ts to remove particulates having at least one of length, width, and height of less than 0.5 millimeters to form treated pellets; melting the treated pellets in an extruder at a temperature Tp to form a molten composition; and extruding the molten composition through a flat die to form a film having an average thickness less than or equal to 50 micrometers.
    • 制备挤出薄膜的方法包括:将包含玻璃化转变温度Tg为130℃-280℃的无定形热塑性聚合物的无定形热塑性组合物熔融过滤以形成熔体过滤的无定形热塑性组合物 ; 在温度TE下将熔体过滤的无定形热塑性组合物挤出成股; 将股线冷却至温度Tc以形成冷却的股线; 将冷却的股线切成长度为2.0至6.0毫米的粒料; 在温度Ts下处理丸粒以去除长度,宽度和高度中的至少一个小于0.5毫米的颗粒以形成处理后的丸粒; 在温度Tp下在挤出机中熔化处理过的粒料以形成熔融组合物; 并通过平模挤出熔融组合物以形成平均厚度小于或等于50微米的膜。
    • 6. 发明申请
    • POLYETHERIMIDE COMPOSITIONS, METHODS OF MANUFACTURE, AND ARTICLES PREPARED THEREFROM
    • 聚醚酰亚胺组合物,制造方法和由其制备的制品
    • WO2017117343A1
    • 2017-07-06
    • PCT/US2016/069102
    • 2016-12-29
    • SABIC GLOBAL TECHNOLOGIES B. V.SANNER, Mark A.
    • SANNER, Mark A.GUGGENHEIM, Thomas LinkODLE, Roy Ray
    • C08G73/10
    • C08G73/1046C08G73/1053
    • A polyetherimide composition includes a polyetherimide and two or more of a residual metal content, a sulfate anion, a phosphate anion, a nitrite anion, a nitrate anion, or a combination including at least one of the foregoing, a residual solvent content, a phosphorus-containing stabilizer, and alkali metal halide, alkaline earth metal halide, alkali metal carbonate, or a combination including at least one of the foregoing, wherein each of the aforementioned components, when present, is included in the composition in a particular amount. The resulting polyetherimide composition exhibits two or more useful properties. The polyetherimide composition can optionally further be combined with a polymer different from the polyetherimide to provide a thermoplastic composition. Methods of making the polyetherimide composition and articles including the polyetherimide composition are also described.
    • 聚醚酰亚胺组合物包括聚醚酰亚胺和残余金属含量,硫酸根阴离子,磷酸根阴离子,亚硝酸根阴离子,硝酸根阴离子或包含前述至少一种的组合中的两种或更多种 ,残余溶剂含量,含磷稳定剂和碱金属卤化物,碱土金属卤化物,碱金属碳酸盐或包括前述至少一种的组合,其中当存在时,每种前述组分包含在 特定量的组合物。 所得到的聚醚酰亚胺组合物表现出两种或更多种有用的性质。 聚醚酰亚胺组合物可以任选地进一步与不同于聚醚酰亚胺的聚合物组合以提供热塑性组合物。 还描述了制备聚醚酰亚胺组合物和包括聚醚酰亚胺组合物的制品的方法。