Polyolefin blends including polyoctene with compatibilizer

    公开(公告)号:US10676601B2

    公开(公告)日:2020-06-09

    申请号:US15758944

    申请日:2016-09-08

    摘要: A composition comprising from 10 wt % to 86 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cm3 to 0.965 g/cm3; from 10 wt % to 86 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; from 2 wt % to 22 wt % of an octene component including at least one octene based polymer having an octene content of at least 80 wt %; and from 2 wt % to 20 wt % of a composite component including at least one selected from the group of a crystalline block composite and a specified block composite, derived from at least ethylene and an alpha-olefin.

    Composition for low temperature use containers

    公开(公告)号:US10308796B2

    公开(公告)日:2019-06-04

    申请号:US15558096

    申请日:2016-03-07

    摘要: A modifier for forming sub-ambient temperature use containers includes (a) from 20 wt % to 40 wt % of a block composite, the block composite including (i) an ethylene-propylene copolymer, (ii) an isotactic polypropylene polymer, and (iii) a block copolymer, (b) from 40 wt % to 60 wt % of a polyolefin copolymer, the polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 100 g/10 min to 1500 g/10 min, according to ASTM D1238 and at 190° C./2.16 kg, and having a density from 0.860 g/cm3 to 0.900 g/cm3, and (c) optionally, from 0 wt % to 30 wt % of at least one of a first additional copolymer that has a refractive index from 1.490 to 1.510 and a second additional copolymer that is miscible with polypropylene.

    ETHYLENE/ALPHA-OLEFIN/NONCONJUGATED POLYENE BASED COMPOSITIONS FOR THERMOPLASTIC VULCANIZATES
    10.
    发明申请
    ETHYLENE/ALPHA-OLEFIN/NONCONJUGATED POLYENE BASED COMPOSITIONS FOR THERMOPLASTIC VULCANIZATES 审中-公开
    乙烯/丙烯腈/非共轭多烯基组合物用于热塑性钒酸盐

    公开(公告)号:US20150210838A1

    公开(公告)日:2015-07-30

    申请号:US14411453

    申请日:2013-03-15

    IPC分类号: C08L9/00

    摘要: The invention provides a composition comprising at least the following components: A) an ethylene/α-olefin/nonconjugated polyene interpolymer that has the following properties: i) a rheology ratio (V0.1/V100 at 190° C.) greater than, or equal to, 35; ii) a weight average molecular weight (Mw) greater than, or equal to, 200,000 g/mol; and iii) a CCDB (Chemical Composition Distribution Breadth) less than 7; B) a thermoplastic polymer; C) a vulcanization agent; and wherein the interpolymer comprises incorporated oil. The invention also provides a composition comprising the following: A) a first composition comprising: a) a first ethylene/α-olefin/nonconjugated polyene interpolymer; b) a second ethylene/α-olefin/nonconjugated polyene interpolymer; and wherein the first composition has the following properties: i) an MWD less than, or equal to, 3.5, ii) a Mooney Viscosity (ML (1+4, 125° C.)) greater than, or equal to, 60, iii) a CCDB from 7 to 15; B) a thermoplastic polymer; C) a vulcanization agent; and wherein the first interpolymer and the second interpolymer comprise incorporated oil.

    摘要翻译: 本发明提供至少包含以下组分的组合物:A)具有以下特性的乙烯/α-烯烃/非共轭多烯互聚物:i)流变性比(190℃时的V0.1 / V100)大于, 或等于35; ii)大于或等于200,000g / mol的重均分子量(Mw); 和iii)CCDB(化学成分分布宽度)小于7; B)热塑性聚合物; C)硫化剂; 并且其中所述互聚物包括掺入的油。 本发明还提供了包含以下的组合物:A)第一组合物,其包含:a)第一乙烯/α-烯烃/非共轭多烯互聚物; b)第二乙烯/α-烯烃/非共轭多烯互聚物; 并且其中所述第一组合物具有以下性质:i)MWD小于或等于3.5,ii)大于或等于60的门尼粘度(ML(1 + 4,125℃)), iii)7至15的CCDB; B)热塑性聚合物; C)硫化剂; 并且其中所述第一互聚物和所述第二互聚物包括掺入的油。