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公开(公告)号：US20180244905A1
公开(公告)日：2018-08-30
申请号：US15747539
申请日：2016-05-31
申请人： Borealis AG
IPC分类号： C08L23/14 , C09J123/14 , C09J7/35
CPC分类号： C08L23/142 , C08F2/001 , C08L23/16 , C08L2205/025 , C08L2207/02 , C08L2314/02 , C09J7/35 , C09J123/142 , C09J2205/31 , C09J2423/10
摘要： The invention relates to a polypropylene composition comprising a crystalline propylene random copolymer and an amorphous propylene copolymer having improved hot-tack force and adhesion properties, to a process for the manufacture thereof, to the use thereof in the manufacture of adhesives and hot tack films and to articles comprising the polypropylene composition, as well as to a process for producing such article.
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公开(公告)号：US20200095360A1
公开(公告)日：2020-03-26
申请号：US16614252
申请日：2018-05-30
申请人： BOREALIS AG
发明人： Jingbo Wang , Klaus Bernreitner , Carl-Gustaf Ek , Lisa Maria Steiner , Gerhard HUBNER , Juha Hartikainen , Jari-Jussi Ruskeeniemi
IPC分类号： C08F255/02 , C08J3/24 , C08L51/00
摘要： The invention relates to a process for the preparation of a crosslinkable propylene polymer composition comprising melt mixing and reacting, preferably in an extruder, a heterophasic propylene copolymer composition A, at least one crosslinkable grafting component B represented by the formula R1SiR2qY3-q and a radical initiator C. The invention also relates to the moisture cross-linkable polypropylene polymer composition obtainable by the process, to a cross-linked polypropylene polymer composition, to the use of the cross-linkable composition for the manufacture of adhesives, sealants, films, foams, coatings or shaped articles and the use of the crosslinked propylene polymer composition in food packaging, medical devices, textile packaging, technical films and protection films.
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公开(公告)号：US20190225723A1
公开(公告)日：2019-07-25
申请号：US16336795
申请日：2017-10-10
申请人： BOREALIS AG
IPC分类号： C08F210/16
摘要： The invention is related to a polymer composition comprising a propylene/ethylene/C4 to C10 α-olefin (GO) terpolymer, which has improved toughness, as well as the article made thereof. The invention also directs to a method for the preparation of the terpolymer and the polymer composition comprising said terpolymer.
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公开(公告)号：US10308798B2
公开(公告)日：2019-06-04
申请号：US15536616
申请日：2015-12-18
申请人： BOREALIS AG
发明人： Carl-Gustaf Ek , Asa Wannerskog , Stefan Rieder , Franz Ruemer
摘要： The invention is related to a polyethylene composition characterized in that it comprises a base resin and an inorganic mineral filler which is present in the composition in an amount of 1 to 50 wt % in respect to the weight of composition, wherein said base resin comprises: a) a first crosslinked polyethylene (PEX) having a gel content (measured according to ASTM D 2765:2006) in the range of 5% to 80% in respect to the weight of crosslinked polyethylene (PEX), said crosslinked polyethylene (PEX) being obtained from recycled wastes and b) a second polyethylene (PE) selected from virgin polyethylene and recycled polyethylene, or mixtures thereof. The invention is further related to a process for production of said polyethylene composition, and use of the polyethylene composition.
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25.发明申请公开(公告)号：US20170275442A1
公开(公告)日：2017-09-28
申请号：US15512186
申请日：2015-12-21
申请人： Borealis AG
摘要： The present application relates to a process for producing a multimodal polyethylene composition comprising the steps of at least partially melting a first polyethylene resin (A) having a viscosity average molecular weight My of equal to or more than 700 kg/mol to equal to or less than 10,000 kg/mol and a density of equal to or more than 920 kg/m3 to equal to or less than 960 kg/m3 in a first homogenizing device, at least partially melting a second polyethylene resin (B) having a Mw of equal to or more than 50 kg/mol to less than 700 kg/mol, and a density of equal to or more than 910 kg/m3 to equal to or less than 960 kg/m3 in a second homogenizing device, combining the at least partially molten first polyethylene resin (A) with the at least partially molten second polyethylene resin (B) in said second homogenizing device, compounding the combined first polyethylene resin (A) and second polyethylene resin (B) in said second homogenizing device to form a multimodal polyethylene composition, wherein the multimodal polyethylene composition has a melt flow rate MFR5 (190° C., 5 kg) of 0.01 to 10.0 g/10 min and a density of equal to or more than 910 kg/m3 to equal to or less than 970 kg/m3 and a polyethylene composition obtainable by said process.
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公开(公告)号：US20170044359A1
公开(公告)日：2017-02-16
申请号：US15306620
申请日：2015-04-30
申请人： BOREALIS AG
发明人： Susanne Kahlen , Markus Gahleitner , Carl-Gustaf Ek , Bhawna Kulshreshtha , Norbert Reichelt , Gernot Baumgärtel
CPC分类号： C08L23/12 , C08L23/06 , C08L2205/02 , C08L2205/025 , C08L2205/035 , C08L2207/02 , C08L2207/062 , C08L2207/20 , C08L23/16
摘要： Polypropylene-Polyethylene blends comprising A) 75 to 90 wt % of a blend of A-1) polypropylene and A-2) polyethylene and B) 10 to 25 wt % of a compatibilizer being a heterophasic polyolefin composition comprising B-1) a polypropylene with an MFR2 between 1.0 and 300 g/10 min (according to ISO 1133 at 230° C. at a load of 2.16 kg) and B-2) a copolymer of ethylene and propylene or C4 to C10 alpha olefin with a Tg (measured with dynamic-mechanical thermal analysis, DMTA, according to ISO 6721-7) of below −25° C. and an intrinsic viscosity (measured in decalin according to DIN ISO 1628/1 at 135° C.) of at least 3.0 dl/g, whereby the blend has simultaneously increased Charpy Notched Impact Strength (according to ISO 179-1eA, measured at 23° C.), Flexural Modulus (according to ISO 178) as well as heat deflection resistance (determined with DMTA according to ISO 6721-7).
摘要翻译： 聚丙烯 - 聚乙烯共混物，其包含A）75至90重量％的A-1）聚丙烯和A-2）聚乙烯的共混物和B）10至25重量％的增容剂，其为包含B-1的多相聚烯烃组合物）聚丙烯 MFR2在1.0和300g / 10min之间（根据ISO 1133在230℃，2.16kg负荷下）和B-2）乙烯与丙烯或C 4至C 10α-烯烃与Tg的共聚物（测量 使用动态机械热分析，根据ISO 6721-7的DMTA）低于-25℃，特性粘度（根据DIN ISO 1628/1在135℃下在萘烷中测量）为至少3.0dl / g，其中共混物同时增加夏比缺口冲击强度（根据ISO 179-1eA，在23℃下测量），弯曲模量（根据ISO 178）以及耐热偏转性（根据ISO 6721测定的DMTA -7）。
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