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    • 1. 发明授权
    • Atom transfer radical polymerization process
    • 原子转移自由基聚合过程
    • US08404788B2
    • 2013-03-26
    • US13026919
    • 2011-02-14
    • Krzysztof MatyjaszewskiLindsay BombalskiWojciech JakubowskiKe MinNicolay V. TsarevskyJames Spanswick
    • Krzysztof MatyjaszewskiLindsay BombalskiWojciech JakubowskiKe MinNicolay V. TsarevskyJames Spanswick
    • C08F4/40
    • C08F265/04C08F4/40C08F220/18C08F265/00C08F291/00C08F293/00C08F293/005C08F2438/01
    • Embodiments of the polymerization process of the present invention are directed to polymerizing free radically polymerizable monomers in the presence of a polymerization medium initially comprising at least one transition metal catalyst and an atom transfer radical polymerization initiator. The polymerization medium may additionally comprise a reducing agent. The reducing agent may be added initially or during the polymerization process in a continuous or intermittent manner. The polymerization process may further comprises reacting the reducing agent with at least one of the transition metal catalyst in an oxidized state and a compound comprising a radically transferable atom or group to form a compound that does not participate significantly in control of the polymerization process. Embodiments of the present invention comprise reacting a reducing agent with at least one of catalyst in an oxidized state and a compound comprising a radically transferable atom or group to initiate and/or maintain catalytic activity throughout the polymerization process.
    • 本发明的聚合方法的实施方案涉及在最初包含至少一种过渡金属催化剂和原子转移自由基聚合引发剂的聚合介质的存在下使可自由基聚合的单体聚合。 聚合介质可另外包含还原剂。 还原剂可以以连续或间歇的方式最初或在聚合过程中加入。 聚合方法可以进一步包括使还原剂与氧化态的至少一种过渡金属催化剂和包含可自由基转移的原子或基团的化合物反应,以形成不显着控制聚合过程的化合物。 本发明的实施方案包括使还原剂与氧化状态的催化剂和包含可自由基转移的原子或基团的化合物中的至少一种反应,以在整个聚合过程中引发和/或维持催化活性。
    • 2. 发明授权
    • Atom transfer radical polymerization process
    • 原子转移自由基聚合过程
    • US07893174B2
    • 2011-02-22
    • US10591426
    • 2005-03-07
    • Krzysztof MatyjaszewskiLindsay BombalskiWojciech JakubowskiKe MinJames SpanswickNicolay V. Tsarevsky
    • Krzysztof MatyjaszewskiLindsay BombalskiWojciech JakubowskiKe MinJames SpanswickNicolay V. Tsarevsky
    • C08F4/40
    • C08F265/04C08F4/40C08F220/18C08F265/00C08F291/00C08F293/00C08F293/005C08F2438/01
    • Embodiments of the polymerization process of the present invention are directed to polymerizing free radically polymerizable monomers in the presence of a polymerization medium initially comprising at least one transition metal catalyst and an atom transfer radical polymerization initiator. The polymerization medium may additionally comprise a reducing agent. The reducing agent may be added initially or during the polymerization process in a continuous or intermittent manner. The polymerization process may further comprise reacting the reducing agent with at least one of the transition metal catalyst in an oxidized state and a compound comprising a radically transferable atom or group to form a compound that does not participate significantly in control of the polymerization process. Embodiments of the present invention comprise reacting a reducing agent with at least one of catalyst in an oxidized state and a compound comprising a radically transferable atom or group to initiate and/or maintain catalytic activity throughout the polymerization process.
    • 本发明的聚合方法的实施方案涉及在最初包含至少一种过渡金属催化剂和原子转移自由基聚合引发剂的聚合介质的存在下使可自由基聚合的单体聚合。 聚合介质可另外包含还原剂。 还原剂可以以连续或间歇的方式最初或在聚合过程中加入。 聚合方法还可包括使还原剂与氧化态的至少一种过渡金属催化剂和包含可自由基转移的原子或基团的化合物反应,以形成不显着控制聚合方法的化合物。 本发明的实施方案包括使还原剂与氧化状态的催化剂和包含可自由基转移的原子或基团的化合物中的至少一种反应,以在整个聚合过程中引发和/或维持催化活性。
    • 6. 发明申请
    • PREPARATION OF FUNCTIONAL POLYMERS
    • 功能聚合物的制备
    • US20110060107A1
    • 2011-03-10
    • US12877589
    • 2010-09-08
    • Krzysztof MatyjaszewskiBrent S. SumerlinNicolay V. TsarevskyJames Spanswick
    • Krzysztof MatyjaszewskiBrent S. SumerlinNicolay V. TsarevskyJames Spanswick
    • C08F8/30
    • C08F8/30C08F293/005C08F2438/01C08F2438/03
    • The process of the present invention is directed toward conducting highly selective, high yield post polymerization reactions on polymers to prepare functionalized polymers. An embodiment of the present invention comprises conducting click chemistry reactions on polymers. Preferably, the polymers were prepared by controlled polymerization processes. Therefore, embodiments of the present invention comprise processes for the preparation of polymers comprising conducting a click chemistry reaction on a functional group attached to a polymer, wherein the polymer has a molecular weight distribution of less than 2.0. The functional polymers may be prepared by converting an attached functional unit on the polymer thereby providing site specific functional materials, site specific functional materials comprising additional functionality, or chain extended functional materials.Embodiments of the process of the present invention include functionalization reactions, chain extensions reactions, to form block copolymer linking reactions, and attaching side chains to form graft copolymers, for example.
    • 本发明的方法涉及在聚合物上进行高选择性,高收率的后聚合反应以制备官能化聚合物。 本发明的一个实施方案包括对聚合物进行点击化学反应。 优选地,通过控制聚合方法制备聚合物。 因此,本发明的实施方案包括制备聚合物的方法,包括在连接到聚合物上的官能团上进行点击化学反应,其中聚合物的分子量分布小于2.0。 官能聚合物可以通过在聚合物上转化附着的官能单元来制备,从而提供位点特异性功能材料,包含附加官能团的位点特异性功能材料或链延伸的功能材料。 本发明方法的实施方案包括例如官能化反应,延伸链反应,形成嵌段共聚物连接反应和连接侧链以形成接枝共聚物。
    • 8. 发明申请
    • Polymerization Process with catalyst reactivation
    • 催化剂再活化聚合过程
    • US20090312505A1
    • 2009-12-17
    • US11990841
    • 2006-08-28
    • Krzysztof MatyjaszewskiWojciech JakubowskiJames Spanswick
    • Krzysztof MatyjaszewskiWojciech JakubowskiJames Spanswick
    • C08F4/42
    • C08F2/40C08F4/04C08F4/40C08F212/08C08F212/10Y02P20/584C08F220/12
    • Polymerization processes of the present invention comprise low catalyst concentration. Embodiments include a polymerization process comprising polymerizing free radically (co)polymerizable monomers in a polymerization medium comprising one or more radically (co)polymerizable monomers, a transition metal catalyst complex capable of participating in a one electron redox reaction with an ATRP initiator; a free radical initiator; and an ATRP initiator; (wherein the concentration of transition metal catalyst complex in the polymerization medium is less than 100 ppm). Further embodiments include a polymerization process, comprising polymerizing one or more radically (co)polymerizable monomers in the presence of at least one transition metal catalyst complex; and an ATRP initiator; and a reducing agent; wherein the transition metal catalyst complex is present at less than 10″3 mole compared to the moles of radically transferable atoms or groups present on the ATRP initiator.
    • 本发明的聚合方法包括低催化剂浓度。 实施方案包括聚合方法,其包括在包含一种或多种自由基(共)可聚合单体的聚合介质中自由基(共)可聚合单体聚合,能够与ATRP引发剂参与一电子氧化还原反应的过渡金属催化剂络合物; 自由基引发剂; 和ATRP引发剂; (其中聚合介质中过渡金属催化剂配合物的浓度小于100ppm)。 另外的实施方案包括聚合方法,包括在至少一种过渡金属催化剂络合物的存在下聚合一种或多种自由基(共)可聚合单体; 和ATRP引发剂; 和还原剂; 其中与ATRP引发剂上存在的可自由基转移的原子或基团的摩尔数相比,过渡金属催化剂络合物的存在量小于10'3摩尔。
    • 9. 发明申请
    • POLYMERIZATION PROCESS WITH CATALYST REACTIVATION
    • 具有催化反应的聚合方法
    • US20110065875A1
    • 2011-03-17
    • US12949466
    • 2010-11-18
    • Krzysztof MatyjaszewskiWojciech JakubowskiJames Spanswick
    • Krzysztof MatyjaszewskiWojciech JakubowskiJames Spanswick
    • C08F4/42
    • C08F2/40C08F4/04C08F4/40C08F212/08C08F212/10Y02P20/584C08F220/12
    • Polymerization processes of the present invention comprise low catalyst concentration. Embodiments include a polymerization process comprising polymerizing free radically (co)polymerizable monomers in a polymerization medium comprising one or more radically (co)polymerizable monomers, a transition metal catalyst complex capable of participating in a one electron redox reaction with an ATRP initiator; a free radical initiator; and an ATRP initiator; (wherein the concentration of transition metal catalyst complex in the polymerization medium is less than 100 ppm). Further embodiments include a polymerization process, comprising polymerizing one or more radically (co)polymerizable monomers in the presence of at least one transition metal catalyst complex; an ATRP initiator; and a reducing agent; wherein the transition metal catalyst complex is present at less than 10−3 mole compared to the moles of radically transferable atoms or groups present on the ATRP initiator.
    • 本发明的聚合方法包括低催化剂浓度。 实施方案包括聚合方法,其包括在包含一种或多种自由基(共)可聚合单体的聚合介质中自由基(共)可聚合单体聚合,能够与ATRP引发剂参与一电子氧化还原反应的过渡金属催化剂络合物; 自由基引发剂; 和ATRP引发剂; (其中聚合介质中过渡金属催化剂配合物的浓度小于100ppm)。 另外的实施方案包括聚合方法,包括在至少一种过渡金属催化剂络合物的存在下聚合一种或多种自由基(共)可聚合单体; ATRP引发剂; 和还原剂; 其中与ATRP引发剂上存在的可自由基转移的原子或基团的摩尔数相比,过渡金属催化剂络合物的存在量小于10-3摩尔。
    • 10. 发明授权
    • Polymerization process with catalyst reactivation
    • 催化剂再活化聚合过程
    • US07893173B2
    • 2011-02-22
    • US11990841
    • 2006-08-28
    • Krzysztof MatyjaszewskiWojciech JakubowskiJames Spanswick
    • Krzysztof MatyjaszewskiWojciech JakubowskiJames Spanswick
    • C08F4/00C08F2/00C08F4/04
    • C08F2/40C08F4/04C08F4/40C08F212/08C08F212/10Y02P20/584C08F220/12
    • Polymerization processes of the present invention comprise low catalyst concentration. Embodiments include a polymerization process comprising polymerizing free radically (co)polymerizable monomers in a polymerization medium comprising one or more radically (co)polymerizable monomers, a transition metal catalyst complex capable of participating in a one electron redox reaction with an ATRP initiator; a free radical initiator; and an ATRP initiator; (wherein the concentration of transition metal catalyst complex in the polymerization medium is less than 100 ppm). Further embodiments include a polymerization process, comprising polymerizing one or more radically (co)polymerizable monomers in the presence of at least one transition metal catalyst complex; and an ATRP initiator; and a reducing agent; wherein the transition metal catalyst complex is present at less than 10″3 mole compared to the moles of radically transferable atoms or groups present on the ATRP initiator.
    • 本发明的聚合方法包括低催化剂浓度。 实施方案包括聚合方法,其包括在包含一种或多种自由基(共)可聚合单体的聚合介质中自由基(共)可聚合单体聚合,能够与ATRP引发剂参与一电子氧化还原反应的过渡金属催化剂络合物; 自由基引发剂; 和ATRP引发剂; (其中聚合介质中过渡金属催化剂配合物的浓度小于100ppm)。 另外的实施方案包括聚合方法,包括在至少一种过渡金属催化剂络合物的存在下聚合一种或多种自由基(共)可聚合单体; 和ATRP引发剂; 和还原剂; 其中与ATRP引发剂上存在的可自由基转移的原子或基团的摩尔数相比,过渡金属催化剂络合物的摩尔数小于10 -3。