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    • 10. 发明授权
    • VERFAHREN ZUR HERSTELLUNG VON FORMKÖRPERN FÜR LITHIUMIONENBATTERIEN
    • VERFAHREN ZUR HERSTELLUNG VONFORMKÖRPERNFÜRLITHIUMIONENBATTERIEN
    • EP0970529B1
    • 2002-08-28
    • EP98919152.3
    • 1998-03-25
    • BASF AKTIENGESELLSCHAFT
    • BAUER, StephanWEINGART, FranzBRONSTERT, BerndMÖHWALD, HelmutKESSLER, ThomasBURKHARDT, UweHENNENBERGER, Florian
    • H01M4/04H01M6/40H01M10/40H01M4/02
    • H01G9/025H01G9/00H01G9/02H01M2/145H01M2/1653H01M4/13H01M4/139H01M4/1391H01M4/1393H01M4/505H01M4/525H01M4/5815H01M4/621H01M6/181H01M10/0525H01M10/0565H01M2004/027H01M2004/028
    • The invention relates to a method for producing shaped bodies, preferably for a film-like shaped body, comprising the following steps: I) compounding and melt extrusion of a mixture (I) comprising a mixture (II) containing a) 1 to 95 wt. % of at least a pigment (III) with a primary particle size ranging from 5 nm to 20mm, selected from the group consisting of one electrochemically inert solid (IIIa), of a compound (IIIb) capable of giving off lithium ions when charged, and a compound (IIIc), capable of receiving lithium ions when charged, and a mixture of solid (IIIa) with compounds (IIIb) or compound (IIIc), b) 5 to 99 wt. % of at least one polymer binding agent (IV), and c) 0 to 200 wt. % of at least one softening agent (V) in relation to the overall amount of constituents a) and b), wherein the weight percentage of mixture (II) in mixture (I) ranges from 1 to 100 wt. %, and excluding mixtures (I) comprising mixtures (II) containing a copolymer consisting of vinylidene fluoride (Vdf) and hexafluoropropylene (HFP) with a HFP content ranging from 8 to 25 wt. % as a polymer binding agent (IV) and a compound as a softening agent (V) which is selected from the group consisting of dibutyl phthalate, dimethyl phthalate, diethyl phthalate, tris(butoxy)ethyl phosphate, propylene carbonate, ethylene carbonate, trimethyl trimellitate and mixtures thereof.
    • 本发明涉及一种用于生产成形体的方法,优选用于膜状成形体,其包括以下步骤:I)将包含a)1至95重量%的混合物(II)的混合物(I)复合并熔融挤出 。 至少一种主要粒径为5nm至20mm的颜料(III)的至少一种,选自一种电化学惰性固体(IIIa),当充电时能够释放出锂离子的化合物(IIIb) 以及在充电时能够接受锂离子的化合物(IIIc)和固体(IIIa)与化合物(IIIb)或化合物(IIIc)的混合物,b)5〜99重量% %的至少一种聚合物粘合剂(IV),和c)0-200wt。 相对于组分a)和b)的总量的至少一种软化剂(V)的%%,其中混合物(I)中混合物(II)的重量百分比为1-100wt。 %,并且不包括含有由偏氟乙烯(Vdf)和六氟丙烯(HFP)组成的共聚物的混合物(II)的混合物(I),HFP含量为8至25重量%。 作为聚合物结合剂(IV)的化合物和作为软化剂(V)的化合物,其选自邻苯二甲酸二丁酯,邻苯二甲酸二甲酯,邻苯二甲酸二乙酯,磷酸三(丁氧基)乙酯,碳酸亚丙酯,碳酸亚乙酯, 偏苯三酸酯及其混合物。