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    • 12. 发明申请
    • POLYMER COMPOSITIONS, METHODS OF MAKING THE SAME, AND ARTICLES PREPARED FROM THE SAME
    • 聚合物组合物,其制备方法和由其制备的制品
    • WO2011008837A1
    • 2011-01-20
    • PCT/US2010/041943
    • 2010-07-14
    • DOW GLOBAL TECHNOLOGIES INC.LIANG, WenbinWALTHER, BrianCLAYFIELD, TimothyPAEGLIS, ArnisDANIEL, SherrikaMEISKE, Larry
    • LIANG, WenbinWALTHER, BrianCLAYFIELD, TimothyPAEGLIS, ArnisDANIEL, SherrikaMEISKE, Larry
    • C08L23/16C08F297/06
    • C08L23/16C08F297/06C08L2205/02C08L2666/08C08L2666/06
    • The invention provides a composition comprising a first composition, which first composition comprises the following: A) a first interpolymer comprising, in polymerized form, ethylene, an α-olefin and a nonconjugated polyene; B) a second interpolymer comprising, in polymerized form, ethylene, an α-olefin and a nonconjugated polyene; and wherein the first composition has an [(ML(1+4, 125°C))/Mw(conv)]*1000 greater than 0.429 mole/g. The invention also provides a composition comprising a first composition, which first composition comprises the following: A) a first interpolymer comprising, in polymerized form, ethylene, an α-olefin and a nonconjugated polyene; B) a second interpolymer comprising, in polymerized form, ethylene, an α-olefin and a nonconjugated polyene; and wherein the first composition has a Mooney Viscosity (ML, 1+4, 125°C) greater than, or equal to, 70, and has a low shear viscosity (η at 0.1 rad/sec) less than, or equal to, 100,000 Pa•sec. The invention also provides a composition comprising a first composition, which first composition comprises the following: A) a first interpolymer comprising, in polymerized form, ethylene, an α-olefin and a nonconjugated polyene; B) a second interpolymer comprising, in polymerized form, ethylene, an α-olefin and a nonconjugated polyene; and wherein the first composition has a Mooney Viscosity (ML(1+4, 125°C)) greater than, or equal to, 70, and has an [Mw(abs)]/[Mw(conv)] less than 1.2.
    • 本发明提供包含第一组合物的组合物,该第一组合物包含以下物质:A)以聚合形式包含乙烯,α-烯烃和非共轭多烯的第一共聚体; B)第二共聚体,其包含聚合形式的乙烯,α-烯烃和非共轭多烯; 并且其中第一组合物具有大于0.429mole / g的[(ML(1 + 4,125℃))/ Mw(conv)] * 1000。 本发明还提供包含第一组合物的组合物,该第一组合物包含以下物质:A)以聚合形式包含乙烯,α-烯烃和非共轭多烯的第一共聚体; B)第二共聚体,其包含聚合形式的乙烯,α-烯烃和非共轭多烯; 并且其中所述第一组合物具有大于或等于70的门尼粘度(ML,1 + 4,125℃),并且具有小于或等于70的低剪切粘度(ε在0.1rad / sec) 100,000 Pa°秒。 本发明还提供包含第一组合物的组合物,该第一组合物包含以下物质:A)以聚合形式包含乙烯,α-烯烃和非共轭多烯的第一共聚体; B)第二共聚体,其包含聚合形式的乙烯,α-烯烃和非共轭多烯; 并且其中第一组合物具有大于或等于70的门尼粘度(ML(1 + 4,125℃)),并且具有小于1.2的[Mw(abs)] / [Mw(conv))。
    • 16. 发明申请
    • POLYMERIC COMPOSITIONS AND FOAMS, METHODS OF MAKING THE SAME, AND ARTICLES PREPARED FROM THE SAME
    • 聚合物组合物及其制备方法及其制备方法
    • WO2010033601A1
    • 2010-03-25
    • PCT/US2009/057165
    • 2009-09-16
    • DOW GLOBAL TECHNOLOGIES INC.LIANG, WenbinWALTHER, BrianMARCHAND, Gary
    • LIANG, WenbinWALTHER, BrianMARCHAND, Gary
    • C08F210/18C08J3/24C08J9/00C08K5/00
    • C08J3/24C08J9/04C08J2201/024C08J2203/04C08J2323/16C08L23/16C08L91/00C08L2666/02
    • The invention provides a composition comprising an ethylene/α-olefin/non-conjugated diene interpolymer, which has the following properties: an M z (abs)/M z (Conv) value greater than 1.35; an M z (BB)/M w (abs) value greater than 1.6; and a non-conjugated diene content less than 10 weight percent, based on the total weight of the interpolymer. The invention also provides a process for forming a crosslinked composition, said process comprising: (a) forming a polymeric admixture comprising at least the following: (A) an ethylene/α-olefin/non-conjugated diene copolymer rubber (B) which has the following properties: an M z (abs)/M z (Conv) value less than 1.3; an M z (BB)/M w (abs) value greater than 1.6, but less than 2.5; and an M w (abs) value less than 350,000 g/mole; and (B) a coupling amount of (i) at least one poly(sulfonyl azide) or (ii) at least one peroxide; and (b) heating the resulting admixture to a temperature at least the decomposition temperature of the crosslinking agent. The invention also provides a process for forming a shaped article, said process comprising: (a) forming a polymeric admixture comprise of at least one ethylene/α-olefin/non-conjugated diene interpolymer, at least one sulfur-based curative or organic peroxide-based crosslinking agent, and, optionally, a process oil, carbon blacks, additional inorganic fillers, organic fillers, cure accelerators, and/or foaming agents; (b) shaping the resulting admixture; (c) heating the resulting admixture to a temperature at least the decomposition temperature of the sulfur-based cure agent or the peroxide crosslinking agent.
    • 本发明提供一种包含乙烯/α-烯烃/非共轭二烯互聚物的组合物,其具有以下性质:Mz(abs)/ Mz(Conv)值大于1.35; Mb(BB)/ Mw(abs)值大于1.6; 和非共轭二烯含量小于10重量%,基于互聚物的总重量。 本发明还提供一种形成交联组合物的方法,所述方法包括:(a)形成至少包含以下物质的聚合物混合物:(A)乙烯/α-烯烃/非共轭二烯共聚物橡胶(B),其具有 以下性质:Mz(abs)/ Mz(Conv)值小于1.3; Mb(BB)/ Mw(abs)值大于1.6,但小于2.5; 和Mw(abs)值小于350,000g / mol; 和(B)偶联量的(i)至少一种聚(磺酰基叠氮化物)或(ii)至少一种过氧化物; 和(b)将得到的混合物加热至至少交联剂的分解温度的温度。 本发明还提供了一种形成成型制品的方法,所述方法包括:(a)形成包含至少一种乙烯/α-烯烃/非共轭二烯互聚物的至少一种硫基固化剂或有机过氧化物的聚合物混合物 的交联剂和任选的工艺油,炭黑,另外的无机填料,有机填料,固化促进剂和/或发泡剂; (b)成型所得混合物; (c)将得到的混合物加热至至少硫基固化剂或过氧化物交联剂的分解温度的温度。