복합 고분자 전해질, 이를 이용한 리튬이차전지 및 그들의제조방법
    1.
    发明公开
    복합 고분자 전해질, 이를 이용한 리튬이차전지 및 그들의제조방법 有权
    复合聚合物电解质,包含其的锂二次电池及其制造方法

    公开(公告)号:KR1020030019385A

    公开(公告)日:2003-03-06

    申请号:KR1020027015454

    申请日:2000-05-19

    Abstract: PURPOSE: Provided are a novel composite polymer electrolyte, a lithium secondary battery comprising the composite polymer electrolyte and their fabrication methods. The composite polymer electrolyte has improved adhesion with electrodes, good mechanical strength, improved performance at low and high temperatures, improved compatibility with organic electrolytes of lithium secondary battery and it can be applied to the manufacture of lithium secondary batteries. CONSTITUTION: The composite polymer electrolyte comprises super fine fibrous porous polymer electrolyte matrix with particles having diameter of 1 - 3000 nm, polymers and lithium salt-dissolved organic electrolyte solutions incorporated into the porous polymer electrolyte matrix. The fabrication method of the composite polymer electrolyte comprises the steps of: obtaining two or more polymeric solutions by dissolving two or more polymers which can be formed into fibers in a mixture of a plasticizer and an organic solvent respectively; filling the obtained polymeric solutions into different barrels of an electrospinning apparatus respectively and then discharging the polymeric solutions onto a substrate including a metal plate, a Mylar film and electrodes with different nozzles charged with a high voltage, to generate polymer electrolyte matrices in a state that the two or more polymer fibers are entangled with each other respectively; and injecting a polymer electrolyte solution containing a polymer and an organic electrolyte solution into the polymer electrolyte matrices. The lithium secondary battery comprises the composite polymer electrolyte and its fabrication method comprises the steps of: inserting the composite polymer electrolyte between an anode and a cathode; inserting the resulting plate into a battery casing after laminating or rolling it; injecting an organic electrolyte solution into the battery casing; and sealing the casing.

    Abstract translation: 目的:提供一种新型复合聚合物电解质,包含复合聚合物电解质的锂二次电池及其制造方法。 复合聚合物电解质具有改善的与电极的粘附性,良好的机械强度,在低温和高温下的改进性能,改善了与锂二次电池的有机电解质的相容性,并且可以应用于锂二次电池的制造。 构成:复合聚合物电解质包括掺入多孔聚合物电解质基质中的超细纤维多孔聚合物电解质基质,其具有直径为1至3000nm的颗粒,聚合物和锂盐溶解的有机电解质溶液。 复合聚合物电解质的制造方法包括以下步骤:通过将可形成纤维的两种或更多种聚合物分别溶解在增塑剂和有机溶剂的混合物中来获得两种或多种聚合物溶液; 将获得的聚合物溶液分别填充到不同的电纺丝装置的筒中,然后将聚合物溶液排放到包括金属板,聚酯薄膜和具有加高电压的不同喷嘴的电极的基底上,以产生聚合物电解质基质, 两种或多种聚合物纤维分别缠结在一起; 并将含有聚合物和有机电解质溶液的聚合物电解质溶液注入聚合物电解质基质中。 锂二次电池包括复合高分子电解质,其制造方法包括以下步骤:在阳极和阴极之间插入复合聚合物电解质; 将所得的板材在层压或轧制之后将其插入电池壳体中; 将有机电解质溶液注入到电池壳体中; 并密封外壳。

    초극세 섬유상의 다공성 고분자 분리막을 포함하는리튬이차전지 및 그 제조방법
    4.
    发明授权
    초극세 섬유상의 다공성 고분자 분리막을 포함하는리튬이차전지 및 그 제조방법 有权
    包含超细纤维聚合物分离膜的锂二次电池及其制造方法

    公开(公告)号:KR100590808B1

    公开(公告)日:2006-06-19

    申请号:KR1020027015455

    申请日:2000-05-19

    CPC classification number: H01M10/058 H01M2/162 H01M2/1673 H01M10/052

    Abstract: 본 발명은 리튬이차전지 및 그 제조방법을 제공한다. 보다 구체적으로는, 본 발명은 초극세 섬유상의 다공성 고분자 분리막을 포함하는 리튬이차전지 및 그 제조방법에 관한 것으로서, 상기 다공성 고분자 분리막은 a) 하나 이상의 고분자를 용융시키거나 또는 하나 이상의 고분자를 유기 용매에 용해시켜 용융 고분자 또는 고분자 용액을 얻는 단계, b) 상기 용융 고분자 또는 고분자 용액을 전하유도 방사장치 (electrospinning machine)의 배럴 (barrel)에 투입하는 단계, 및 c) 상기 용융 고분자 또는 고분자 용액을 기판 상에 노즐을 통하여 전하유도 방사시켜 다공성 분리막을 형성시키는 단계를 포함하는 방법에 의하여 제조된다. 본 발명의 리튬이차전지는 전극과의 접합성, 기계적 강도, 저온 및 고온 특성, 리튬이차전지용 유기 전해액과의 호환성이 우수하다.

    초극세 섬유상의 고분자 전해질을 포함하는 리튬이차전지및 그 제조방법
    5.
    发明公开
    초극세 섬유상의 고분자 전해질을 포함하는 리튬이차전지및 그 제조방법 有权
    包含超细纤维聚合物电解质的锂二次电池及其制造方法

    公开(公告)号:KR1020030007634A

    公开(公告)日:2003-01-23

    申请号:KR1020027015456

    申请日:2000-05-19

    Abstract: PURPOSE: Provided are a lithium secondary battery comprising super fine fibrous porous polymer electrolyte and its preparation method. The lithium secondary battery has advantages of better adhesion with electrodes, good mechanical strength, better performance at low and high temperatures, better compatibility with organic electrolytes of a lithium secondary battery. CONSTITUTION: The lithium secondary battery comprises a cathode active material, an anode active material, a polymer electrolyte and an organic electrolyte solution dissolving a lithium salt, wherein the polymer electrolyte is constructed in the form of superfine fibers having a diameter of 1-3000nm. The polymer electrolyte is fabricated by the steps of: (a) dissolving at least one polymer with plasticizers and y organic electrolyte solvents to obtain at least one polymeric electrolyte solution; (b) adding the obtained polymeric electrolyte solution to a barrel of an electrospinning machine; and (c) electrospinning the polymeric electrolyte solution onto a substrate using a nozzle to form a polymer electrolyte film.

    Abstract translation: 目的:提供一种包含超细纤维多孔聚合物电解质的锂二次电池及其制备方法。 锂二次电池具有电极粘附性好,机械强度高,在低温和高温下性能更好的优点,与锂二次电池的有机电解质的相容性更好。 构成:锂二次电池包括阴极活性物质,负极活性物质,聚合物电解质和溶解锂盐的有机电解质溶液,其中,聚合物电解质构成直径为1-3000nm的超细纤维。 通过以下步骤制造聚合物电解质:(a)用增塑剂和有机电解质溶剂溶解至少一种聚合物以获得至少一种聚合物电解质溶液; (b)将得到的高分子电解质溶液加入静电纺丝机的筒中; 和(c)使用喷嘴将聚合物电解质溶液电纺丝到基底上以形成聚合物电解质膜。

    하이브리드형 고분자 전해질, 이를 이용한 리튬이차전지및 그들의 제조방법
    6.
    发明公开
    하이브리드형 고분자 전해질, 이를 이용한 리튬이차전지및 그들의 제조방법 有权
    混合聚合物电解质,包含混合聚合物电解质的锂二次电池及其制造方法

    公开(公告)号:KR1020030007632A

    公开(公告)日:2003-01-23

    申请号:KR1020027015453

    申请日:2000-05-19

    Abstract: PURPOSE: Provided are a novel hybrid polymer electrolyte, a lithium secondary battery comprising the hybrid polymer electrolyte polymer and their fabrication methods. CONSTITUTION: The hybrid polymer electrolyte comprises superfine fibrous porous polymer matrix with particles having diameter of 1 - 3000 nm, polymers and lithium salt-dissolved organic electrolyte solutions incorporated into the porous polymer matrix. The hybrid polymer electrolyte has advantages of better adhesion with electrodes, good mechanical strength, better performance at low and high temperatures, better compatibility with organic electrolytes of a lithium secondary battery and it can be applied to the manufacture of lithium secondary batteries.

    Abstract translation: 目的:提供一种新型的混合聚合物电解质,包含该混合聚合物电解质聚合物的锂二次电池及其制造方法。 构成:混合聚合物电解质包含掺有多孔聚合物基质的聚合物和锂盐溶解的有机电解质溶液的超微细纤维多孔聚合物基体,其具有直径为1-1000nm的颗粒。 混合聚合物电解质具有电极粘附性好,机械强度高,在低温和高温下性能更好的优点,与锂二次电池的有机电解质的相容性更好,可用于锂二次电池的制造。

    생분해성 글리콜라이드/ε-카프로락톤 공중합체로부터 제조된 조직공학용 다공성 지지체
    7.
    发明公开
    생분해성 글리콜라이드/ε-카프로락톤 공중합체로부터 제조된 조직공학용 다공성 지지체 失效
    用于生物可降解的甘露醇/ -CAPROLACTONE的共聚物制备的组织工程的医疗用途材料和多孔支架

    公开(公告)号:KR1020020054061A

    公开(公告)日:2002-07-06

    申请号:KR1020000082684

    申请日:2000-12-27

    CPC classification number: A61L27/56 A61L27/18 C08L67/04

    Abstract: PURPOSE: A porous supporter for tissue engineering obtained from a copolymer of biodegradable glycolide/ε-caprolactone having excellent mechanical properties such as flexibility and elasticity and biodegradability is provided which can be effectively used as material for regenerating tissue of desired shapes. CONSTITUTION: This porous supporter is prepared from a biodegradable glycolide/ε -caprolactone copolymer having a recurring unit of formula 1 and a weight average molecular weight of 10,000. In formula, x and y are each 18 or more. The porous supporter has a pore size of 1 to 800 microns and a porosity of 50 to 99%.

    Abstract translation: 目的:提供一种用于组织工程的多孔支持体,其由具有优异的机械性能如柔韧性和弹性和生物降解性的可生物降解的乙交酯/ε-己内酯的共聚物获得,其可以有效地用作用于再生所需形状的组织的材料。 构成:该多孔载体由具有式1的重复单元和重均分子量为10,000的可生物降解的乙交酯/ε-己内酯共聚物制备。 在式中,x和y分别为18以上。 多孔载体的孔径为1至800微米,孔隙率为50至99%。

    스타형 글리콜라이드/ε-카프로락톤 공중합체 및 그의 제조 방법
    8.
    发明公开
    스타형 글리콜라이드/ε-카프로락톤 공중합체 및 그의 제조 방법 失效
    星形胶囊/ EPSILON-CAPROLACTONE共聚物及其制备方法

    公开(公告)号:KR1020010036366A

    公开(公告)日:2001-05-07

    申请号:KR1019990043342

    申请日:1999-10-08

    CPC classification number: C08G63/08 A61L17/12 C08G63/78

    Abstract: PURPOSE: A star-shaped glycolide/epsilon-caprolactone co-polymer and a preparation method thereof are provided, which has a weight average molecular weight over 30,000 and a low melting viscosity. CONSTITUTION: A preparation method of star-shaped biodegradable glycolide/epsilon-caprolactone co-polymer of formula 1 comprises: in the presence of ring-opening polymerization catalyst of glycolide/epsilon-caprolactone, performing a ring-opening polymerization by heating glycolide and epsilon-caprolactone through using polyhydric alcohol as polymerization initiator under vacuum pressure. The polyhydric alcohol is selected from the group of glycerol, penta-erythritol, di-penta-erythritol, tri-penta-erythritol, sorbitol, poly-vinyl alcohol, poly-hydroxy ethyl methacrylate, and poly-hydroxy propyl methacrylate. The catalyst is selected from the group of tetra-phenyl tin, tin powder, stannous octoate, tin chloride, tin oxide, zinc powder, di-ethyl zinc octoate, zinc chloride, and zinc oxide.

    Abstract translation: 目的:提供一种星形乙交酯/ε-己内酯共聚物及其制备方法,其重均分子量超过30,000,熔点低。 构成:式1的星形生物可降解乙交酯/ε-己内酯共聚物的制备方法包括:在乙交酯/ε-己内酯的开环聚合催化剂存在下,通过加热乙交酯和ε进行开环聚合 通过在真空压力下使用多元醇作为聚合引发剂。 多元醇选自甘油,季戊四醇,二季戊四醇,三季戊四醇,山梨糖醇,聚乙烯醇,甲基丙烯酸聚羟基乙酯,甲基丙烯酸聚羟基丙酯等。 催化剂选自四苯基锡,锡粉,辛酸亚锡,氯化锡,氧化锡,锌粉,二乙基辛酸锌,氯化锌和氧化锌。

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