基本信息:
- 专利标题: SOFT HETEROPHASIC PROPYLENE COPOLYMERS
- 专利标题(中):软质异丙烯共聚物
- 申请号:PCT/EP2011/069615 申请日:2011-11-08
- 公开(公告)号:WO2012062736A1 公开(公告)日:2012-05-18
- 发明人: LESKINEN, Pauli , GREIN, Christelle
- 申请人: Borealis AG , LESKINEN, Pauli , GREIN, Christelle
- 申请人地址: Wagramer Strasse 17-19 A-1220 Vienna AT
- 专利权人: Borealis AG,LESKINEN, Pauli,GREIN, Christelle
- 当前专利权人: Borealis AG,LESKINEN, Pauli,GREIN, Christelle
- 当前专利权人地址: Wagramer Strasse 17-19 A-1220 Vienna AT
- 代理机构: LUX, Berthold
- 优先权: EP10190981.0 20101112
- 主分类号: C08L23/10
- IPC分类号: C08L23/10 ; C08F297/08
摘要:
Heterophasic propylene copolymer comprising a) a propylene homo-or copolymer matrix with an MFR 2 of ≥150 g/10 min according to ISO 1133 (230°C, 2.16 kg load) and b) a trimodal elastomeric propylene copolymer dispersed in said matrix, wherein (i) thexylene cold soluble fraction of the heterophasic propylene copolymer at room temperature is present in an amount of 20 to 80 wt%of the of the heterophasic propylene copolymer, (ii) the amorphous phase of the xylene cold soluble fraction of the heterophasic propylene copolymer has an intrinsic viscosity measured according to ISO 1628-1 (at 135°C in tetraline) of at least 2.5 dl/g (iii) said of the heterophasic propylene copolymer has a flexural modulus lower than 800 MPa according to ISO 178, a melting temperature measured by DSC from 155 to 170°C and a total ethylene content from 10 to 35wt%; and a process for its production.
摘要(中):
多相丙烯共聚物,其包含a)根据ISO 1133(230℃,2.16kg负荷)的MFR 2 = 150g / 10min的丙烯均聚物或共聚物基质,和b)分散在所述基质中的三聚弹性体丙烯共聚物, 其中(i)多相丙烯共聚物的二甲苯冷可溶部分在室温下的存在量为多相丙烯共聚物的20至80重量%,(ii)异相的二甲苯冷可溶部分的无定形相 丙烯共聚物具有根据ISO 1628-1(在135℃下在四氢化萘中)测量的特性粘度为至少2.5dl / g(iii)所述多相丙烯共聚物的挠曲模量根据ISO 178低于800MPa, 通过DSC测量的熔融温度为155至170℃,总乙烯含量为10至35重量%; 以及其生产过程。
IPC结构图谱:
C | 化学;冶金 |
--C08 | 有机高分子化合物;其制备或化学加工;以其为基料的组合物 |
----C08L | 高分子化合物的组合物 |
------C08L21/00 | 未指定的橡胶的组合物 |
--------C08L23/02 | .未用化学后处理改性的 |
----------C08L23/10 | ..丙烯的均聚物或共聚物 |