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    • 2. 发明授权
    • 하이퍼브랜치 폴리이미드 화합물 및 그의 제조방법
    • 하이퍼브랜치폴리이미드화합물및그의제조방법
    • KR100688912B1
    • 2007-03-02
    • KR1020050087241
    • 2005-09-20
    • 한국화학연구원
    • 박수진이재락리카이김범용
    • C08G73/06C07D401/04C08G73/02C08G73/08
    • Provided is a hyper-branched polyimide, which exhibits an excellent glass transition temperature, thermal stability and gas permeability, and is useful for producing highly heat resistant films for electric and electronic materials, liquid crystal aligning layers, semiconductor components, molding components and adhesives. The hyper-branched polyimide has a structure of an amine-terminated polyimide represented by a formula 1 or an anydride-terminated polyimide represented by a formula 2, and weight average molecular weight of 6,000-20,000. In the formulae 1 and 2, X represents a repeating unit represented by formulae 3 and 4, wherein Xn represents a hyper-branch having n X groups linked radially to each other, and n is an integer of 8-41.
    • 本发明提供显示出优异的玻璃化转变温度,热稳定性和气体渗透性的超支化聚酰亚胺,并且用于制造用于电气和电子材料,液晶取向层,半导体组件,成型组件和粘合剂的高耐热性膜。 超支化聚酰亚胺具有由式1表示的胺封端的聚酰亚胺或由式2表示的末端终端聚酰亚胺的结构,并且重均分子量为6,000-20,000。 在式1和式2中,X表示由式3和4表示的重复单元,其中Xn表示具有彼此径向连接的n个X基团的超支,并且n是8-41的整数。
    • 3. 发明公开
    • 4관능성 하이브리드 에폭시 수지 조성물
    • 用于生产具有超级机械性能的混合环氧树脂的4官能混合环氧树脂组合物
    • KR1020050023105A
    • 2005-03-09
    • KR1020030060176
    • 2003-08-29
    • 한국화학연구원
    • 박수진이재락김범용
    • C08L63/00
    • PURPOSE: Provided is an epoxy resin composition comprising 4-functional epoxy resin (TGDDM) and epoxidated seed oil (ESO) to produce hybrid epoxy resin with mechanical property higher than conventional TGDDM epoxy resin. CONSTITUTION: The epoxy resin composition comprises 80-99wt.% of TGDDM and 1-20wt.% of ESO represented by formula(1). ESO is prepared oxidizing seed oil in solvent in the presence of Amberlite. The reaction carries out at 45-60 deg.C for 6 to 9 hours. The hybrid epoxy resin is used as matrix resin for production of amine curing agent.
    • 目的:提供一种包含4-官能环氧树脂(TGDDM)和环氧化种子油(ESO)的环氧树脂组合物,以制备机械性能高于常规TGDDM环氧树脂的混合环氧树脂。 构成:环氧树脂组合物包含80-99重量%的TGDDM和1-20重量%的由式(1)表示的ESO。 在Amberlite存在下,ESO制备氧化种子油在溶剂中。 反应在45-60℃进行6〜9小时。 混合环氧树脂用作胺固化剂的基质树脂。
    • 4. 发明公开
    • 불소 함유 에폭시 공중합체 및 이의 제조 방법
    • 含有荧光素的环氧共聚物作为二苯甲基双酚A的替代物及其制备方法
    • KR1020040099544A
    • 2004-12-02
    • KR1020030031562
    • 2003-05-19
    • 한국화학연구원
    • 박수진이재락김범용서민강
    • C08G65/00
    • PURPOSE: Provided is a liquid epoxy copolymer resin containing fluorine which has excellent electrical and mechanical properties and is used as insulation materials and matrix resins of complex materials, substituting for diglycidylether bisphenol-A (DGEBA) epoxy resin. CONSTITUTION: The epoxy copolymer resin is represented by a chemical formula 1, where n is an integer of 1-2. The resin has a dielectric constant range of 4.4-3.8 in a frequency range of 1-10Ghz when hardening with amine hardener. The epoxy copolymer resin is synthesized by reacting one mole of DGEBA resin of formula 2(wherein m is a number 0.5-1.6) with 0.4-0.6 mole of 4-chlorobenzotrifluoride represented by formula 3 by using tetraisopropyltitanate catalyst.
    • 目的:提供具有优异的电气和机械性能的氟的液体环氧共聚物树脂,并用作复合材料的绝缘材料和基质树脂,代替二缩水甘油醚双酚A(DGEBA)环氧树脂。 构成:环氧共聚物树脂由化学式1表示,其中n为1-2的整数。 当用胺硬化剂硬化时,该树脂在1-10Ghz的频率范围内的介电常数范围为4.4-3.8。 通过使用四异丙基钛酸酯催化剂使一摩尔式2的DGEBA树脂(其中m为数为0.5-1.6)与0.4-0.6摩尔由式3表示的4-氯三氟甲苯反应合成环氧共聚物树脂。