Process to produce a hydrocarbon rubber cement utilizing a hydrofluorocarbon diluent
    1.
    发明授权
    Process to produce a hydrocarbon rubber cement utilizing a hydrofluorocarbon diluent 有权
    使用氢氟烃稀释剂生产烃橡胶水泥的方法

    公开(公告)号:US08148450B2

    公开(公告)日:2012-04-03

    申请号:US11473732

    申请日:2006-06-23

    IPC分类号: C08F6/00

    摘要: Provided for herein is a process to produce an essentially homogeneous single liquid phase hydrocarbon-rubber cement from a polymer slurry comprising a hydrocarbon-rubber, a diluent, and unreacted monomer(s), the process comprising: (a) contacting the polymer slurry with a hydrocarbon solvent; and (b) removing the diluent in amounts not sufficiently more than is necessary to produce the essentially homogeneous single liquid phase hydrocarbon-rubber cement wherein the mass fraction of monomer(s) in the hydrocarbon-rubber cement, based on the total amount of hydrocarbon-rubber present in the hydrocarbon-rubber cement, is less than the mass fraction of monomer(s) in the hydrocarbon-rubber slurry, based on the total amount of hydrocarbon-rubber present in the hydrocarbon-rubber slurry, wherein the diluent comprises a hydrofluorocarbon.

    摘要翻译: 本文提供了一种从包含烃橡胶,稀释剂和未反应单体的聚合物浆料制备基本均匀的单液相烃 - 橡胶胶泥的方法,该方法包括:(a)使聚合物浆料与 烃溶剂; 和(b)以不足于制备基本上均匀的单液相烃橡胶胶浆所需量的量除去稀释剂,其中基于烃总量的烃 - 橡胶胶浆中单体的质量分数 存在于烃 - 橡胶胶浆中的橡胶基于烃 - 橡胶浆料中存在的烃 - 橡胶的总量小于烃 - 橡胶浆料中单体的质量分数,其中稀释剂包含 氢氟碳化合物。

    Process to produce a hydrocarbon rubber cement utilizing a hydrofluorocarbon diluent
    5.
    发明申请
    Process to produce a hydrocarbon rubber cement utilizing a hydrofluorocarbon diluent 有权
    使用氢氟烃稀释剂生产烃橡胶水泥的方法

    公开(公告)号:US20070299190A1

    公开(公告)日:2007-12-27

    申请号:US11473732

    申请日:2006-06-23

    IPC分类号: C08K5/01

    摘要: Provided for herein is a process to produce an essentially homogeneous single liquid phase hydrocarbon-rubber cement from a polymer slurry comprising a hydrocarbon-rubber, a diluent, and unreacted monomer(s), the process comprising: (a) contacting the polymer slurry with a hydrocarbon solvent; and (b) removing the diluent in amounts not sufficiently more than is necessary to produce the essentially homogeneous single liquid phase hydrocarbon-rubber cement wherein the mass fraction of monomer(s) in the hydrocarbon-rubber cement, based on the total amount of hydrocarbon-rubber present in the hydrocarbon-rubber cement, is less than the mass fraction of monomer(s) in the hydrocarbon-rubber slurry, based on the total amount of hydrocarbon-rubber present in the hydrocarbon-rubber slurry, wherein the diluent comprises a hydrofluorocarbon.

    摘要翻译: 本文提供了一种从包含烃橡胶,稀释剂和未反应单体的聚合物浆料制备基本均匀的单液相烃 - 橡胶胶泥的方法,该方法包括:(a)使聚合物浆料与 烃溶剂; 和(b)以不足于制备基本上均匀的单液相烃橡胶胶浆所需量的量除去稀释剂,其中基于烃总量的烃 - 橡胶胶浆中单体的质量分数 存在于烃 - 橡胶胶浆中的橡胶基于烃 - 橡胶浆料中存在的烃 - 橡胶的总量小于烃 - 橡胶浆料中单体的质量分数,其中稀释剂包含 氢氟碳化合物。

    Processing olefin copolymers
    8.
    发明授权
    Processing olefin copolymers 有权
    加工烯烃共聚物

    公开(公告)号:US06391998B1

    公开(公告)日:2002-05-21

    申请号:US09943540

    申请日:2001-08-30

    IPC分类号: C08F29900

    摘要: The invention is directed to essentially saturated hydrocarbon polymer composition comprising essentially saturated hydrocarbon polymers having A) a backbone chain, B) a plurality of essentially hydrocarbyl sidechains connected to A), said sidechains each having a number-average molecular weight of from 2500 Daltons to 125,000 Daltons and a MWD by SEC of 1.0-3.5; and having A) a Newtonian limiting viscosity (&eegr;0) at 190° C. at least 50% greater than that of a linear olefinic polymer of the same chemical composition and weight average molecular weight, preferably at least twice as great as that of said linear polymer, B) a ratio of the rubbery plateau modulus at 190° C. to that of a linear polymer of the same chemical composition less than 0.5, preferably

    摘要翻译: 本发明涉及基本上饱和的烃聚合物组合物,其包含基本上饱和的烃聚合物,其具有A)主链,B)与A)连接的多个基本上烃基的侧链,所述侧链的数均分子量为2500道尔顿至 125,000道尔顿和SEC的MWD为1.0-3.5; 并且具有A)在190℃下的牛顿极限粘度(eta0)比具有相同化学组成和重均分子量的线性烯烃聚合物的牛顿极限粘度(eta0)至少大50%,优选至少是所述线性 聚合物,B)190℃下的橡胶平稳度模量与相同化学组成小于0.5,优选<0.3的线性聚合物的比率,C)牛顿极限粘度(η)与绝对值的比率 振荡剪切下的复数粘度值(eta *)在190℃下在100rad / sec下的值至少为5,D)在应变速率1秒-1,190℃下测量的拉伸粘度比 ,时间= 3秒(即3的应变)与在相同温度和时间为2或更大的线性粘弹性预测的时间。 通过阴离子聚合和氢化制备的乙烯 - 丁烯和通过配位聚合制备的乙烯 - 己烯共聚说明了本发明。 本发明聚合物表现出改进的加工特性,因为剪切稀化行为与理想聚合物的剪切变稀行为密切相关,并表现出改进的应变增厚。