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    • 60. 发明公开
    • 그라핀 옥사이드를 포함하는 폴리아믹산 조성물 및 그 제조방법
    • 包含石墨氧化物的聚亚油酸组合物及其制备方法
    • KR1020130141168A
    • 2013-12-26
    • KR1020120064364
    • 2012-06-15
    • 경북대학교 산학협력단
    • 박수영하헌욱
    • C08L79/08C08K3/04C01B31/04C08J5/18
    • C08L79/08C01B32/23C01B2204/22C01B2204/26C08J5/18C08K3/04
    • The present invention relates to polyamic acid compositions containing graphene oxides, in which a part of oxide groups is reduced, and a manufacturing method thereof. According to the present invention, the polyamic acid compositions are manufactured by containing the graphene oxides, in which the part of oxide groups is reduced, and polyimide films are manufactured by containing the polyamic acid compositions, thereby providing the polyimide films with improved mechanical strength and electrical conductivity. When the graphene oxide is reduced, at least one reducing agent is selected from N, N-dimethylformamide (DMF), hydrazine, and L-ascorbic acid. Therefore, the polyimide films containing the polyamic acid compositions are manufactured and can rapidly develop related industries by being applied to IT, electronic, and aerospace industries. [Reference numerals] (AA) Comparative example 1;(BB) Comparative example 2;(CC) Example 1;(DD) Example 5;(EE) Example 6
    • 本发明涉及含有一部分氧化物基团的石墨烯氧化物的聚酰胺酸组合物及其制造方法。 根据本发明,聚酰胺酸组合物通过含有氧化物部分被还原的石墨烯氧化物和通过含有聚酰胺酸组合物制造聚酰亚胺膜而制造,由此提供具有改善的机械强度的聚酰亚胺膜, 电导率。 当氧化石墨烯被还原时,至少一种还原剂选自N,N-二甲基甲酰胺(DMF),肼和L-抗坏血酸。 因此,制造含有聚酰胺酸组合物的聚酰亚胺膜,并通过应用于IT,电子和航空航天工业,迅速发展相关行业。 (AA)比较例1(BB)比较例2(CC)实施例1(DD)实施例5(EE)实施例6