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    • 1. 发明申请
    • POLYMERIZATION METHODS USING THE CATALYSTS
    • 使用催化剂的聚合方法
    • WO2007046611A1
    • 2007-04-26
    • PCT/KR2006/004199
    • 2006-10-17
    • LG CHEM, LTD.CHUNG, Young-KeunJUNG, Il-GuCHUN, Sung-HoPARK, Young-WhanCHOI, Dai-SeungYOON, Sung-CheolLIM, TaeSunLEE, Jungmin
    • CHUNG, Young-KeunJUNG, Il-GuCHUN, Sung-HoPARK, Young-WhanCHOI, Dai-SeungYOON, Sung-CheolLIM, TaeSunLEE, Jungmin
    • C08F132/00C08F134/00C08F4/00
    • C08F4/70C08F32/08
    • Provided is a method of preparing a cyclic olefin polymer by addition polymerization of a cyclic olefin monomer, the method including contacting a metal catalyst complex represented by Formula 1 below with a cyclic olefin monomer. [M(L1)x(Ll2)y(L3)z]a[Ani]b wherein M is a Group X metal; [M(Li)χ(L'2)y(L3)z] is a cationic complex; Li is an anionic hydrocarbyl-containing ligand; U2 is a neutral ligand; L3 is an N-heterocyclic carbene ligand; [Ani] is an anion capable of weakly coordinating with the metal M; x is 1 or 2; y is 0 to 4; z is 1 or 2;2≤x+y+z≤6; a and b are respectively the number of cations and the number of anions capable of weakly coordinating with the metal M and are each a number of 1-10 which is used to satisfy the net charge balance of the metal catalyst complex, and wherein for each of L1, L2, and L3, when a plurality of ligands are present in a molecule of the metal catalyst complex, the ligands may be the same or different. According to the method of the present invention, a high molecular weight cyclic olefin addition polymer can be produced in a high yield even when using a polar functional group-containing cyclic olefin monomer. A polymer produced using the method shows good thermal stability.
    • 提供通过环状烯烃单体的加成聚合制备环状烯烃聚合物的方法,该方法包括使由下述通式1表示的金属催化剂络合物与环状烯烃单体接触。 [式1] [M(L1)x(Ll2)y(L3)z] a [Ani] b其中M是第X族金属; [M(Li)2(L'2)y(L3)z]是阳离子络合物; Li是含阴离子烃基的配体; U2是中性配体; L3是N-杂环卡宾配体; [Ani]是能够与金属M弱配位的阴离子; x为1或2; y为0〜4; z为1或2; 2 = x + y + z = 6; a和b分别是能够与金属M弱配位的阳离子数和阴离子数,并且各自为1-10,其用于满足金属催化剂络合物的净电荷平衡,并且其中对于每个 的L1,L2和L3,当多个配体存在于金属催化剂络合物的分子中时,配体可以相同或不同。 根据本发明的方法,即使使用含极性官能团的环状烯烃单体,也可以高产率地制造高分子量环状烯烃加成聚合物。 使用该方法制备的聚合物显示出良好的热稳定性。
    • 10. 发明申请
    • APPARATUS AND METHOD FOR RECOVERING POLYMER
    • 用于回收聚合物的装置和方法
    • WO2008069569A1
    • 2008-06-12
    • PCT/KR2007/006279
    • 2007-12-05
    • LG CHEM, LTD.HONG, Sung-DonLEE, In-SuLEE, Jong-KuCHUN, Sung-HoPARK, Seung-YoungYOON, Sung-Cheol
    • HONG, Sung-DonLEE, In-SuLEE, Jong-KuCHUN, Sung-HoPARK, Seung-YoungYOON, Sung-Cheol
    • C08J11/00
    • C08J3/12C08J11/04C08J2333/14C08J2365/00Y02P20/143Y02W30/70
    • The present invention provides an apparatus for recovering a polymer from polymer solution, and a method of recovering a polymer using the apparatus. The apparatus includes a polymer solution-storage tank for storing a polymer solution; a polymer solution feeding pump for pumping the polymer solution from the polymer solution storage tank; an antisolvent storage tank for storing an antisolvent; an antisolvent feeding pump for pumping the antisolvent from the antisolvent storage tank; a reaction chamber to which the polymer solution pumped by the polymer solution feeding pump and the antisolvent pumped by the antisolvent feeding pump are supplied; a high-speed mixer that is rotated in the reaction chamber at a speed range of 1000 to 30000 rpm, mixes the polymer solution with the antisolvent under a shearing force cor¬ responding to a tip speed of 5 to 30 m/sec, and precipitates a polymer; and a precipitate storage tank for storing the precipitation mixture of the polymer and the solvent/antisolvent.
    • 本发明提供了一种从聚合物溶液中回收聚合物的装置,以及使用该装置回收聚合物的方法。 该装置包括用于储存聚合物溶液的聚合物溶液 - 储存罐; 用于从聚合物溶液储罐泵送聚合物溶液的聚合物溶液进料泵; 用于储存抗溶剂的抗溶剂储罐; 用于从抗溶剂储罐泵出抗溶剂的反溶剂供给泵; 提供由聚合物溶液供给泵泵送的聚合物溶液和由反溶剂供给泵泵送的反溶剂的反应室; 在1000〜30000rpm的转速范围内在反应室内旋转的高速混合机,在与5〜30m /秒的叶尖速度相对应的剪切力下将聚合物溶液与抗溶剂混合, 聚合物 以及用于储存聚合物和溶剂/反溶剂的沉淀混合物的沉淀储存罐。