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    • 4. 发明申请
    • PROPYLENE POLYMER COMPOSITION
    • 丙烯聚合物组合物
    • WO2007009534A1
    • 2007-01-25
    • PCT/EP2006/005666
    • 2006-06-13
    • BOREALIS TECHNOLOGY OYGREIN, ChristelleGAHLEITNER, Markus
    • GREIN, ChristelleGAHLEITNER, Markus
    • C08K5/00
    • C08K5/0083C08K3/013C08L23/10
    • A propylene polymer composition having a high impact strength and a high stiffness for the manufacture of parts having an excellent surface quality comprising A) 70 to 98 wt.-% of a heterophasic propylene copolymer with ethylene or an alpha-olefin with 4 to 12 carbon atoms, the propylene copolymer, which contains more than 60 wt.-% propylene, having a melt flow rate (MFR 2 ) of 0.5 to 50 g/10min and a ratio between elastomer molecular weight and total molecular weight expressed as M w /M w (XCS) of more than 0.8, M w being the weight average molecular weight of the propylene copolymer and M w (XCS) being the weight average molecular weight of the propylene copolymer which is soluble in xylene at +23°C, and the propylene copolymer further containing a portion of 5 to 35 wt.-% soluble in xylene at +23°C (XCS content), B) 2 to 30 wt.-% of a mineral filler, C) 0.0001 to 1.0 wt. -% of a β-nucleating agent promoting the β-modification of the propylene copolymer, said composition having a content of β-modification of more than 50 % determined by differential scanning calorimetry (DSC) and an impact strength at -20°C which is at least 50 % higher than the impact strength of the propylene copolymer (A).
    • 一种丙烯聚合物组合物,具有高冲击强度和高刚性,用于制造具有优异表面质量的部件,其包括A)70-98重量%的多烯丙烯共聚物与乙烯或具有4至12个碳原子的α-烯烃 原子,丙烯共聚物,其含有大于60重量%的丙烯,其熔体流动速率(MFR 2/2)为0.5-50g / 10min,弹性体分子量与总分子之间的比例 表示为大于0.8,M≤W的重均分子量的重均分子量的重均分子量;以及/ (XCS)是在+ 23℃下可溶于二甲苯的丙烯共聚物的重均分子量,丙烯共聚物进一步含有5至35重量%可溶的部分 在二甲苯中+ 23℃(XCS含量),B)2〜30重量%的矿物填料,C)0.0001〜1.0重量% - 促进丙烯共聚物的β-改性的β-成核剂的%,所述组合物通过差示扫描量热法(DSC)测定的具有大于50%的β-改性的含量和-20℃下的冲击强度, 比丙烯共聚物(A)的冲击强度高至少50%。
    • 7. 发明申请
    • IMPROVED PROCESS FOR PRODUCING HETEROPHASIC PROPYLENE COPOLYMERS
    • 用于生产异构丙烯共聚物的改进方法
    • WO2012062738A1
    • 2012-05-18
    • PCT/EP2011/069618
    • 2011-11-08
    • BOREALIS AGLESKINEN, PauliGREIN, Christelle
    • LESKINEN, PauliGREIN, Christelle
    • C08F10/06C08F2/00C08F4/646
    • C08F10/06C08F110/06C08F210/06C08L23/12C08L23/142C08L23/16C08L2205/025C08L2205/03C08L2205/035C08L2308/00C08L2314/02C08F2/001C08F2500/02C08F210/16C08F2500/01C08F2500/17C08F110/14C08F4/6492
    • Process for producing high flow heterophasic propylene copolymers; said process comprises the steps of - polymerising propylene and optionally an ethylene and/or C 4 -C 12 alpha-olefin comonomer in a slurry reactor in the presence of hydrogen and a polymerisation catalyst system, obtaining as slurry reactor product first propylene polymer fraction (PP1) of the polypropylene matrix, - transferring the slurry reactor product into a 1 st gas phase reactor, - further polymerising propylene and optionally an ethylene and/or C 4 -C 12 α-olefin comonomer in the presence of said slurry reactor product, the polymerisation catalyst system and additional hydrogen, obtaining as 1 st gas phase reactor product a mixture of the first propylene polymer fraction (PP1) and a second propylene polymer fraction (PP2), being the polypropylene matrix of the heterophasic propylene copolymer having an MFR 2 in accordance with ISO 1133 (230°C, 2.16 kg) equal to or above 200 g/10min, - transferring said 1 st gas phase reactor product into a 2 nd gas phase reactor - producing a first elastomeric propylene copolymer fraction (EPR1), in the presence of said 1 st gas phase reactor product and at least one ethylene and/or C 4 to C 12 α-olefin, the comonomer/propylene ratio being in the range of 150 to 300 mol/kmol transferring the 2 nd gas phase reactor product into a 3 rd gas phase reactor, - producing a second elastomeric propylene copolymer fraction (EPR2) in the presence of said 2 nd gas phase reactor product and at least one ethylene and/or C 4 to C 12 α- olefin, the comonomer/propylene ratio being in the range of 300 to 1000 mol/kmol and, - recovering the heterophasic propylene copolymer for further processing said polymerisation catalyst system comprising (i) a Ziegler-Natta procatalyst and (ii) an organometallic cocatalyst and (iii) an external donor represented by formula (I) Si(OCH 2 CH 3 ) 3 (NR 1 R 2 ) (I) wherein R 1 and R 2 can be the same or different and represent a hydrocarbon group having 1 to 12 carbon atoms.
    • 生产高流量异相丙烯共聚物的方法; 所述方法包括在氢气和聚合催化剂体系的存在下,在淤浆反应器中聚合丙烯和任选的乙烯和/或C 4 -C 12α-烯烃共聚单体的步骤,获得作为浆料反应器产物的第一丙烯聚合物部分(PP1) 的聚丙烯基质, - 将淤浆反应器产物转移到第一气相反应器中, - 在所述淤浆反应器产物存在下,进一步聚合丙烯和任选的乙烯和/或C 4 -C 12α-烯烃共聚单体,聚合催化剂体系和 获得作为第一气相反应器产物的第一丙烯聚合物级分(PP1)和第二丙烯聚合物级分(PP2)的混合物,其是异相丙烯共聚物的聚丙烯基体,其具有根据ISO 1133的MFR 2(230 ℃,2.16kg)等于或高于200g / 10min, - 将所述第一气相反应器产物转移到第二气相反应器中 - 产生第一埃拉 聚丙烯共聚物部分(EPR1),在所述第一气相反应器产物和至少一种乙烯和/或C 4至C 12α-烯烃的存在下,共聚单体/丙烯比为150-300mol / 将第二气相反应器产物转化成第三气相反应器, - 在所述第二气相反应器产物和至少一种乙烯和/或C 4 -C 12α-烯烃的存在下生产第二弹性体丙烯共聚物部分(EPR2), 共聚单体/丙烯比在300至1000mol / kmol的范围内,和 - 回收多相丙烯共聚物,用于进一步处理所述聚合催化剂体系,其包含(i)齐格勒 - 纳塔前催化剂和(ii)有机金属助催化剂和(iii) 由式(I)Si(OCH 2 CH 3)3(NR 1 R 2)(I)表示的外给体,其中R 1和R 2可以相同或不同,表示具有1至12个碳原子的烃基。
    • 8. 发明申请
    • IMPROVED PROCESS FOR POLYMERISING PROPYLENE
    • 改进丙烯聚合方法
    • WO2012062735A1
    • 2012-05-18
    • PCT/EP2011/069614
    • 2011-11-08
    • BOREALIS AGPAAVILAINEN, JuhaLESKINEN, PauliHAKOLA, SameliSANDHOLZER, DanielGREIN, Christelle
    • PAAVILAINEN, JuhaLESKINEN, PauliHAKOLA, SameliSANDHOLZER, DanielGREIN, Christelle
    • C08F10/06C08F2/00C08F4/646
    • C08F2/04C08F2/34C08F10/06C08F110/06C08F210/06C08L23/12C08L2308/00C08L2314/02C08F2/001C08F2500/02C08F210/16C08F2500/01C08F2500/17C08L23/142
    • Process for producing a propylene homopolymer, a propylene random copolymer or a heterophasic propylene polymer, which process comprises the steps of (a) prepolymerisation, (b) slurry phase polymerisation (c) gas phase polymerisation and optionally (d) one or two further gas phase polymerisation(s), whereby the process is performed in the presence of a catalyst system comprising (x) a Ziegler-Natta procatalyst and (y) an organometallic cocatalyst and (z) an external donor represented by formula (II) and/or (III) Si(OCH 2 CH 3 ) 3 (NR 1 R 2 ) (II) or R 3 nR 4 mSi(OR 5 )z (III) wherein R 1 and R 2 can be the same or different and represent a hydrocarbon group having 1 to 12 carbon atoms and R 3 and R 4 can be the same or different and represent a hydrocarbon group having 1 to 12 carbon atoms, R 5 is methyl or ethyl, z is 2 or 3, preferably 2, m is 0 or 1, n is 0 or 1, with the proviso that n + m +z = 4, the external donor being added in an amount of 3 to 30 wt%, based on the total amount of external donor added, to the prepolymerisation step and in an amount of 70 to 97 wt%, based on the total amount of external donor added, to the slurry polymerisation step.
    • 制备丙烯均聚物,丙烯无规共聚物或多相丙烯聚合物的方法,该方法包括以下步骤:(a)预聚合,(b)淤浆相聚合(c)气相聚合和任选地(d)一种或两种另外的气体 其中该方法在催化剂体系存在下进行,所述催化剂体系包括(x)齐格勒 - 纳塔前催化剂和(y)有机金属助催化剂和(z)由式(II)表示的外给体和/或 (III)Si(OCH 2 CH 3)3(NR 1 R 2)(II)或R 3 n R 4 m Si(OR 5)z(III)其中R 1和R 2可以相同或不同,表示具有1至12个碳原子的烃基,且R 3和R 4可以 相同或不同,表示具有1至12个碳原子的烃基,R 5是甲基或乙基,z是2或3,优选2,m是0或1,n是0或1,条件是n + + z = 4,外给体的添加量为3〜30重量%,基于外给体ad的总量 给予预聚合步骤,并且以浆料聚合步骤为基础,将加入的外用供体的总量计为70-97重量%。