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    PHOTOVOLTAIC ELEMENT
    2.
    发明申请
    PHOTOVOLTAIC ELEMENT 审中-公开

    公开(公告)号：WO2021053180A1

    公开(公告)日：2021-03-25

    申请号：PCT/EP2020/076168

    申请日：2020-09-18

    Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

    Inventor： VAN DEN HEUVEL, Huibert, Johan ,  BERCX, Rick, Robert, Emilie ,  GIESEN, VAN, Roland ,  VENDERBOSCH, Robert, Walter ,  STEENBAKKERS-MENTING, Henrica, Norberta, Alberta, Maria ,  VAN DER VEN, Maud ,  YANEVA, Petya, Dochkova

    IPC: H01L31/048 ,  H01L31/049

    Abstract: The invention relates to a photovoltaic module comprising (a) a front layer (1) arranged on the sunlight facing side of the photovoltaic module, wherein the front layer (1) comprises a first polypropylene composition, comprising a polypropylene, wherein the transmission of the front layer for light in the wavelength range of 350nm to 1200nm is on average at least 65% as compared to a situation without the front layer as determined according to ASTM D1003-13, (b) a sealing layer (2,4) which at least partly encapsulates a plurality of photovoltaic cells (3), wherein the sealing layer (2, 4) comprises a polyolefin elastomer composition comprising an ethylene-α-olefin copolymer and (c) a back layer (5), wherein the back layer (5) comprises a first reinforced polypropylene layer comprising a second polypropylene composition comprising a polypropylene and optionally a reinforcing filler, wherein the sealing layer is arranged between the front layer and the back layer.

    PROCESS FOR THE PREPARATION OF A HETEROPHASIC PROPYLENE COPOLYMER
    4.
    发明申请
    PROCESS FOR THE PREPARATION OF A HETEROPHASIC PROPYLENE COPOLYMER 审中-公开
    制备异构丙烯共聚物的方法

    公开(公告)号：WO2016097107A1

    公开(公告)日：2016-06-23

    申请号：PCT/EP2015/080164

    申请日：2015-12-17

    Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

    Inventor： REMERIE, Klaas ,  STEENBAKKERS-MENTING, Henrica, Norberta, Alberta, Maria ,  VAN DER VEN, Maud

    IPC: C08L23/12

    CPC classification number: C08L23/12 ,  C08K5/0025 ,  C08K5/14 ,  C08L23/16 ,  C08L2207/02 ,  C08L2312/00

    Abstract: The invention is directed to a process for the preparation of a heterophasic propylene copolymer comprising mixing 55-95 wt% of a propylene polymer and 5-45 wt% of an ethylene-propylene rubber with 0.01 -1 wt% of an organic peroxide with a decomposition half-life time of 6 minutes at a temperature between 80 and 109 °C and 0.001 -1.5 wt% of a co-agent, wherein all weight percentages are based on the total weight of the polymer composition, wherein the mixing is performed at a temperature which is below the temperature where the organic peroxide has a decomposition half-life time of 6 minutes to obtain a mixed polymer composition, and subsequently melt-mixing the mixed polymer composition. The invention also relates to A heterophasic propylene copolymer having a. Overall ethylene content between 5-20 wt% measured with FTIR b. MFI between 3 and 25 (g/10 min) measured according to ISO 1133-1:2011 at 230 °C and 2.16 kg c. 20 °C xylene soluble fraction (CXS) between 8 and 30 (wt%) d. a BTT according to the formula: BTT ≤ 65 - 10* (CXS/MFI) wherein the wt% is defined relative to the total of the composition.

    Abstract translation: 本发明涉及制备多相丙烯共聚物的方法，其包括将55-95重量％的丙烯聚合物和5-45重量％的乙烯 - 丙烯橡胶与0.01-1重量％的有机过氧化物混合， 在80至109℃的温度下分解半衰期为6分钟，其中所有重量百分数均为聚合物组合物的总重量的0.001-1.5重量％，其中混合在 温度低于有机过氧化物的分解半衰期为6分钟的温度，得到混合聚合物组合物，随后将混合的聚合物组合物熔融混合。 本发明还涉及具有a的多相丙烯共聚物。 用FTIR测量的总体乙烯含量在5-20wt％之间b。 根据ISO 1133-1：2011在230℃和2.16kg c下测量的3和25（m / 10min）之间的MFI为3。 20℃二甲苯可溶级分（CXS）为8至30（wt％）d。 根据下式的BTT：BTT≤65-10*（CXS / MFI），其中wt％相对于组合物的总量定义。

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