-
公开(公告)号：US07863206B2
公开(公告)日：2011-01-04
申请号：US11937882
申请日：2007-11-09
IPC分类号： D04H3/00
CPC分类号： C08L23/14 , C08L23/10 , C08L23/142 , C08L2203/12 , C08L2205/02 , C08L2205/03 , C08L2314/06 , Y10T442/602 , Y10T442/637 , Y10T442/68 , Y10T442/681 , C08L2666/02
摘要： Nonwoven fabrics and methods for making the same are described, wherein the fabrics comprise two or more propylene-based elastomers in combination with one or more propylene-based thermoplastic polymers. Specifically, the first propylene-based elastomer comprises at least 7% by weight ethylene or non-propylene alpha-olefin units, the second propylene-based elastomer comprises less than 7% by weight ethylene or non-propylene alpha-olefin units, the first and second propylene-based elastomers each have a heat of fusion less than 80 J/g, and the propylene-based thermoplastic polymer has a heat of fusion greater than 80 J/g.
摘要翻译： 描述了非织造织物及其制备方法，其中织物包含两种或多种丙烯类弹性体与一种或多种基于丙烯的热塑性聚合物的组合。 具体地，第一丙烯类弹性体包含至少7重量％的乙烯或非丙烯α-烯烃单元，第二丙烯类弹性体包含小于7重量％的乙烯或非丙烯α-烯烃单元，第一 和第二丙烯类弹性体各自具有小于80J / g的熔化热，并且丙烯类热塑性聚合物具有大于80J / g的熔化热。
-
公开(公告)号：US20090124154A1
公开(公告)日：2009-05-14
申请号：US11937882
申请日：2007-11-09
CPC分类号： C08L23/14 , C08L23/10 , C08L23/142 , C08L2203/12 , C08L2205/02 , C08L2205/03 , C08L2314/06 , Y10T442/602 , Y10T442/637 , Y10T442/68 , Y10T442/681 , C08L2666/02
摘要： Nonwoven fabrics and methods for making the same are described, wherein the fabrics comprise two or more propylene-based elastomers in combination with one or more propylene-based thermoplastic polymers. Specifically, the first propylene-based elastomer comprises at least 7% by weight ethylene or non-propylene alpha-olefin units, the second propylene-based elastomer comprises less than 7% by weight ethylene or non-propylene alpha-olefin units, the first and second propylene-based elastomers each have a heat of fusion less than 80 J/g, and the propylene-based thermoplastic polymer has a heat of fusion greater than 80 J/g.
摘要翻译： 描述了非织造织物及其制备方法，其中织物包含两种或多种丙烯类弹性体与一种或多种基于丙烯的热塑性聚合物的组合。 具体地，第一丙烯类弹性体包含至少7重量％的乙烯或非丙烯α-烯烃单元，第二丙烯类弹性体包含小于7重量％的乙烯或非丙烯α-烯烃单元，第一 和第二丙烯类弹性体各自具有小于80J / g的熔化热，并且丙烯类热塑性聚合物具有大于80J / g的熔化热。
-
公开(公告)号：US08293842B2
公开(公告)日：2012-10-23
申请号：US13132675
申请日：2009-12-10
CPC分类号： C08L23/14 , C08J3/005 , C08J2323/14 , C08J2323/16 , C08L23/10 , C08L23/12 , C08L23/16 , D01F6/46 , C08L2666/06
摘要： A method for forming a polymer blend, the method comprising charging to a reactive extruder a first polymer and a second polymer to form an initial blend, where the first polymer is a propylene-based elastomer including up to 35% by weight ethylene-derived units and a heat of fusion, as determined according to DSC procedures according to ASTM E-793, of less than 80 J/g and a melt temperature of less than 110° C., where the second polymer is a propylene-based polymer having a melt temperature in excess of 110° C. and a heat of fusion in excess of 80 J/g.
摘要翻译： 一种用于形成聚合物共混物的方法，所述方法包括将第一聚合物和第二聚合物装入反应性挤出机以形成初始共混物，其中第一聚合物是基于丙烯的弹性体，其包含至多35重量％的来自乙烯的单元 以及根据ASTM E-793的DSC程序测定的小于80J / g和小于110℃的熔体温度的熔化热，其中第二聚合物是丙烯类聚合物，其具有 熔融温度超过110℃，熔融热超过80J / g。
-
公开(公告)号：US20110306717A1
公开(公告)日：2011-12-15
申请号：US13132675
申请日：2009-12-10
IPC分类号： C08L23/10
CPC分类号： C08L23/14 , C08J3/005 , C08J2323/14 , C08J2323/16 , C08L23/10 , C08L23/12 , C08L23/16 , D01F6/46 , C08L2666/06
摘要： A method for forming a polymer blend, the method comprising charging to a reactive extruder a first polymer and a second polymer to form an initial blend, where the first polymer is a propylene-based elastomer including up to 35% by weight ethylene-derived units and a heat of fusion, as determined according to DSC procedures according to ASTM E-793, of less than 80 J/g and a melt temperature of less than 110° C., where the second polymer is a propylene-based polymer having a melt temperature in excess of 110° C. and a heat of fusion in excess of 80 J/g.
摘要翻译： 一种用于形成聚合物共混物的方法，所述方法包括将第一聚合物和第二聚合物装入反应性挤出机以形成初始共混物，其中第一聚合物是基于丙烯的弹性体，其包含至多35重量％的来自乙烯的单元 以及根据ASTM E-793的DSC程序测定的小于80J / g和小于110℃的熔体温度的熔化热，其中第二聚合物是丙烯类聚合物，其具有 熔融温度超过110℃，熔融热超过80J / g。
-
公开(公告)号：US08728960B2
公开(公告)日：2014-05-20
申请号：US11655399
申请日：2007-01-19
申请人： Smita Kacker , Chia Yung Cheng
发明人： Smita Kacker , Chia Yung Cheng
CPC分类号： D01F6/46 , C08L23/10 , C08L2203/12 , C08L2205/02 , D04H3/16 , Y10T442/681 , C08L2666/06
摘要： The invention described relates to a polyolefin blend composition suitable for spunbond fiber or filament compositions, and to fabric compositions and composite constructions therefrom, said blend comprising a) from 60-98 wt % of at least one random propylene copolymer having a comonomer content of from 8 to 25 wt % and a crystalline melting point (Tm) as determined by differential scanning calorimetry (DSC) of from about 40° C. to about 110° C.; and b) from 2-40 wt % of at least one substantially isotactic polypropylene homopolymer or copolymer comprising one or more C2 and/or C4-C8 comonomer, having a crystalline melting point (Tm) as determined by DSC greater than or equal to 120° C. The blends of the present invention typically have a melt flow rate (MFR) of from 100 g/10 min to about 500 g/10 min.
摘要翻译： 所描述的本发明涉及适用于纺粘纤维或长丝组合物的聚烯烃共混组合物，以及由其组成的织物组合物和复合结构，所述共混物包含a）60-98重量％的至少一种无规丙烯共聚物，其共聚单体含量为 8〜25重量％，差示扫描量热法（DSC）测定的结晶熔点（Tm）为约40〜110℃。 和b）2-40重量％的至少一种基本上全同立构的聚丙烯均聚物或共聚物，其包含一个或多个C2和/或C4-C8共聚单体，其具有通过DSC测定的结晶熔点（Tm）大于或等于120 本发明的共混物通常具有100g / 10min至约500g / 10min的熔体流动速率（MFR）。
-
公开(公告)号：US08101534B2
公开(公告)日：2012-01-24
申请号：US11938030
申请日：2007-11-09
IPC分类号： D04H3/00
CPC分类号： D01F6/46 , C08L23/10 , C08L23/142 , C08L2205/02 , D04H1/4291 , D04H1/4382 , D04H3/16 , Y10T442/60 , Y10T442/601 , Y10T442/602 , C08L2666/06 , C08L2666/08
摘要： A non-woven fabric made from a composition prepared by combining a first propylene-based polymer blend, where the first polymer blend is prepared by combining a propylene-based elastomer with a propylene-based thermoplastic resin and where the first blend has an MFR (ASTM D-1238 2.16 kg @ 230° C.) equal to or less than 50 dg/min, with a second propylene-based polymer blend, where the second polymer blend is prepared by combining a propylene-based elastomer with a propylene-based thermoplastic resin and where said second blend has an MFR (ASTM D-1238 2.16 kg @ 230° C.) greater than 50 dg/min, where the propylene-based elastomers comprise from about 5% to 35% by weight units derived from ethylene or non-propylene alpha-olefin and have a heat of fusion, as determined by DSC, of less than 80 J/g, and where the propylene-based thermoplastic resins have a heat of fusion, as determined by DSC, equal to or greater than 80 J/g.
摘要翻译： 一种由通过组合第一基于丙烯的聚合物共混物制备的组合物制成的无纺织物，其中通过将基于丙烯的弹性体与丙烯类热塑性树脂组合制备第一聚合物共混物，其中第一共混物具有MFR ASTM D-1238 2.16kg @ 230℃）等于或小于50dg / min，与第二丙烯类聚合物共混物，其中第二聚合物共混物通过将基于丙烯的弹性体与基于丙烯的弹性体 热塑性树脂，其中所述第二共混物具有大于50dg / min的MFR（ASTM D-1238 2.16kg，230℃），其中丙烯类弹性体包含衍生自乙烯的约5％至35％重量的单元 或非丙烯α-烯烃，并且通过DSC测定的熔融热小于80J / g，并且其中丙烯类热塑性树脂具有通过DSC测定的熔化热等于或大于 超过80 J / g。
-
公开(公告)号：US07498287B2
公开(公告)日：2009-03-03
申请号：US11904056
申请日：2007-09-25
IPC分类号： C08F4/69
CPC分类号： C07F11/005 , B01J31/143 , B01J31/183 , C08F110/02 , C08F4/69034
摘要： A composition having the formula I where R1 and R2 are independently hydrogen, C1 to C12 linear and branched alkyl, C3 to C12 cycloalkyl, aryl, C1 to C12 alkoxy, F, Cl, SO3, C1 to C12 perfluoroalkyl, and N(CH3)2, R3 is independently selected from the group consisting of hydrogen, C1 to C12 linear and branched alkyl, C3 to C12 cycloalkyl, aryl, and 2,2,2-trifluoroethyl, A is —C(R4)—, —(CH2)x—, —(CH2)xNH(CH2)x—, or —CY2CY2—, where R4 is a hydrocarbyl, halosubstituted hydrocarbyl, or alkoxy group of from 1 to 12 carbon atoms, x is an integer from 1 to 12, and Y is halogen, and X is halogen, triflate, acetate, trifluoroacetate, hydride, or tetrafluoroborate. When combined with an activating co-catalyst is useful polymerizing olefinic monomers.
摘要翻译： 具有式I的组合物，其中R1和R2独立地为氢，C1至C12直链和支链烷基，C3至C12环烷基，芳基，C1至C12烷氧基，F，C1，SO3，C1至C12全氟烷基和N（CH3） 2，R 3独立地选自氢，C 1至C 12直链和支链烷基，C 3至C 12环烷基，芳基和2,2,2-三氟乙基，A是-C（R 4） - ， - （CH 2） x - ， - （CH 2）x NH（CH 2）x - 或-CY 2 CY 2 - ，其中R 4是烃基，卤代烃基或具有1至12个碳原子的烷氧基，x是1至12的整数，Y 是卤素，X是卤素，三氟甲磺酸酯，乙酸酯，三氟乙酸酯，氢化物或四氟硼酸根。 当与活化助催化剂组合时，有用的是使烯烃单体聚合。
-
公开(公告)号：US20080021181A1
公开(公告)日：2008-01-24
申请号：US11904057
申请日：2007-09-25
申请人： Smita Kacker , Enock Berluche , Robert Stibrany , Joseph Sissano , Lisa Baugh
发明人： Smita Kacker , Enock Berluche , Robert Stibrany , Joseph Sissano , Lisa Baugh
CPC分类号： C07F11/005 , B01J31/143 , B01J31/183 , C08F110/02 , C08F4/69034
摘要： A composition having the formula I where R1 and R2 are independently hydrogen, C1 to C12 linear and branched alkyl, C3 to C12 cycloalkyl, aryl, C1 to C12 alkoxy, F, Cl, SO3, C1 to C12 perfluoroalkyl, and N(CH3)2, R3 is independently selected from the group consisting of hydrogen, C1 to C12 linear and branched alkyl, C3 to C12 cycloalkyl, aryl, and 2,2,2-trifluoroethyl, A is —C(R4)—, —(CH2)x—, —(CH2)xNH(CH2)x—, or —CY2CY2—, where R4 is a hydrocarbyl, halosubstituted hydrocarbyl, or alkoxy group of from 1 to 12 carbon atoms, x is an integer from 1 to 12, and Y is halogen, and X is halogen, triflate, acetate, trifluoroacetate, hydride, or tetrafluoroborate. When combined with an activating co-catalyst is useful in polymerizing olefinic monomers.
-
公开(公告)号：US20050288464A1
公开(公告)日：2005-12-29
申请号：US11152802
申请日：2005-06-14
申请人： Smita Kacker , Enock Berluche , Robert Stibrany , Joseph Sissano , Lisa Baugh
发明人： Smita Kacker , Enock Berluche , Robert Stibrany , Joseph Sissano , Lisa Baugh
IPC分类号： C07F11/00 , C08F4/06 , C08F110/02
CPC分类号： C07F11/005 , B01J31/143 , B01J31/183 , C08F110/02 , C08F4/69034
摘要： A composition having the formula I where R1 and R2 are independently hydrogen, C1 to C12 linear and branched alkyl, C3 to C12 cycloalkyl, aryl, C1 to C12 alkoxy, F, Cl, SO3, C1 to C12 perfluoroalkyl, and N(CH3)2, R3 is independently selected from the group consisting of hydrogen, C1 to C12 linear and branched alkyl, C3 to C12 cycloalkyl, aryl, and 2,2,2-trifluoroethyl, A is —C(R4)—, —(CH2)x—, —(CH2)xNH(CH2)x—, or —CY2CY2—, where R4 is a hydrocarbyl, halosubstituted hydrocarbyl, or alkoxy group of from 1 to 12 carbon atoms, x is an integer from 1 to 12, and Y is halogen, and X is halogen, triflate, acetate, trifluoroacetate, hydride, or tetrafluoroborate. When combined with an activating co-catalyst is useful in polymerizing olefinic monomers.
摘要翻译： 具有式I的组合物，其中R 1和R 2独立地是氢，C 1至C 12直链 和支链烷基，C 3至C 12环烷基，芳基，C 1至C 12烷氧基，F， Cl，SO 3，C 1至C 12全氟烷基和N（CH 3 3）2 R 3，R 3独立地选自氢，C 1至C 12直链和支链烷基，C 1〜 C 1 -C 4 - （CH 3） - ，其中C（R 4） - ， x（CH 2）2 - ， - （CH 2 CH 2）x NH 2（CH 2） ）其中R 4是烃基，卤代烃基，卤代烃基， 或1至12个碳原子的烷氧基，x是1至12的整数，Y是卤素，X是卤素，三氟甲磺酸酯，乙酸酯，三氟乙酸酯，氢化物或四氟硼酸根。 当与活化助催化剂组合时，可用于聚合烯烃单体。
-
公开(公告)号：US20050003955A1
公开(公告)日：2005-01-06
申请号：US10692827
申请日：2003-10-24
申请人： Baiyi Zhao , Smita Kacker , Jo Ann Canich
发明人： Baiyi Zhao , Smita Kacker , Jo Ann Canich
IPC分类号： B01J31/00 , C07F15/00 , C07F15/02 , C07F15/04 , C07F15/06 , C08F2/00 , C08F4/00 , C08F4/70 , C08F10/00
CPC分类号： B01J31/1805 , B01J31/189 , B01J31/2295 , B01J31/2404 , B01J2231/122 , B01J2231/20 , B01J2531/80 , B01J2531/824 , B01J2531/847 , C07F15/0026 , C07F15/004 , C07F15/0053 , C07F15/006 , C07F15/0066 , C07F15/008 , C07F15/0093 , C07F15/02 , C07F15/025 , C07F15/04 , C07F15/045 , C07F15/06 , C07F15/065 , C08F10/00 , C08F4/7006
摘要： A series of novel late transition metal catalysts for olefin oligomerization have been invented. The catalysts demonstrate high activity and selectivity for linear α-olefins.
摘要翻译： 已经发明了一系列用于烯烃低聚的新型后期过渡金属催化剂。 催化剂表现出对线性α-烯烃的高活性和选择性。
-
-
-
-
-
-
-
-
-
搜索结果
43 条记录 (耗时 0.028 秒)
