Polyethylene Blend Composition Having a Reduced Chill Roll Buildup During Extrusion Process
    35.
    发明申请
    Polyethylene Blend Composition Having a Reduced Chill Roll Buildup During Extrusion Process 有权
    在挤出过程中具有减少的冷却辊积聚的聚乙烯混合物组合物

    公开(公告)号:US20150175828A1

    公开(公告)日:2015-06-25

    申请号:US14635004

    申请日:2015-03-02

    IPC分类号: C09D123/20 C09D123/08

    摘要: The instant invention provides a polyethylene blend composition having reduced chill roll buildup during extrusion process, and films and coating layers made therefrom. The polyethylene blend composition according to the present invention provide reduced chill roll buildups during extrusion process, and comprises: (a) from 60 to 95 percent by weight of a linear polyethylene composition comprising less than or equal to 100 percent by weight of the units derived from ethylene, and less than 15 percent by weight of units derived from one or more α-olefin comonomers; wherein said linear polyethylene composition has a density in the range of from 0.917 to 0.975 g/cm3, a molecular weight distribution (Mw/Mn) in the range of from 1.70 to 3.62, a melt index (I2) in the range of from 2 to 50 g/10 minutes, and a vinyl unsaturation in the range of from less than 0.06 vinyls per one thousand carbon atoms present in the linear polyethylene composition; and (b) from 5 to 40 percent by weight of a low density polyethylene composition (LDPE) having a density in the range of from 0.915 to 0.930 g/cm3, and a melt index (I2) in the range of from 0.4 to 10; wherein the polyethylene blend composition has a density in the range of 0.917 to 0.960 g/cm3 and a melt index (I2) in the range of from 2 to 30 g/10 minutes.

    摘要翻译: 本发明提供了一种聚乙烯共混组合物,其在挤出过程中具有减少的冷却辊积聚,以及由其制成的薄膜和涂层。 根据本发明的聚乙烯共混物组合物在挤出过程中提供减少的冷却辊积累,并且包括:(a)60至95重量%的包含小于或等于100重量%衍生的单元的线性聚乙烯组合物 和小于15重量%的衍生自一种或多种α-烯烃共聚单体的单元; 其中所述线型聚乙烯组合物的密度范围为0.917-0.975g / cm3,分子量分布(Mw / Mn)在1.70-3.62的范围内,熔体指数(I 2)在2 至50g / 10分钟,以及存在于线性聚乙烯组合物中的每1000个碳原子的小于0.06个乙烯基的乙烯基不饱和度; 和(b)5-40重量%的密度为0.915-0.930g / cm3的低密度聚乙烯组合物(LDPE),熔体指数(I 2)为0.4-10 ; 其中所述聚乙烯共混组合物具有在0.917至0.960g / cm 3范围内的密度和2至30g / 10分钟范围内的熔体指数(I 2)。

    Resin composition for solar cell encapsulant, solar cell encapsulant and solar cell module using the same
    40.
    发明授权
    Resin composition for solar cell encapsulant, solar cell encapsulant and solar cell module using the same 有权
    用于太阳能电池密封剂的树脂组合物,太阳能电池密封剂和使用其的太阳能电池组件

    公开(公告)号:US08697984B2

    公开(公告)日:2014-04-15

    申请号:US13256951

    申请日:2010-03-31

    摘要: A resin composition for a solar cell encapsulant is provided, containing an ethylene•α-olefin copolymer and an organic peroxide or a silane coupling agent or the like, and having superior heat resistance, transparency, flexibility and adhesion property to a glass substrate, as well as good balance between rigidity and cross-linking efficiency, as well as a solar cell encapsulant, and a solar cell module using the same. The resin composition has an ethylene•α-olefin copolymer (A), having the characteristics (a1) to (a4), along with characteristics (a5) or (a6), and an organic peroxide (B) and/or a silane coupling agent (C).

    摘要翻译: 提供了一种用于太阳能电池密封剂的树脂组合物,其包含乙烯·α-烯烃共聚物和有机过氧化物或硅烷偶联剂等,并且具有优异的耐玻璃基材的耐热性,透明性,柔韧性和粘附性,如 以及刚性和交联效率之间的良好平衡,以及太阳能电池密封剂以及使用其的太阳能电池模块。 树脂组合物具有特性(a1)〜(a4)以及特性(a5)或(a6)和有机过氧化物(B)和/或硅烷偶联剂的乙烯-α-烯烃共聚物(A) 代理(C)。