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超低热膨胀系数的聚酰亚胺/粘土纳米复合膜的制备方法(1258690)超低热膨胀系数的聚酰亚胺/粘土纳米复合膜的制备方法,在反应器中用四氢呋喃/甲醇混合溶剂溶解芳香二胺,再加入芳香酸酐和三级胺进行反应,得到聚酰胺酸盐溶液;将有机化粘土倒入四氢呋喃/甲醇混合溶剂中形成有机化粘
Preparation method of ultra-low thermal expansion coefficient polyimide / clay nanocomposite film (1258690) Method for preparing ultra-low thermal expansion coefficient polyimide / clay nanocomposite film, the aromatic solvent is dissolved in a mixed solvent of tetrahydrofuran / methanol in a reactor Diamine, adding aromatic acid anhydride and tertiary amine to react to obtain a polyamic acid salt solution; pouring the organo-clay into a tetrahydrofuran / methanol mixed solvent to form an organic adhesive