申请人:Teijin Limited
公开号:EP3747856A1
公开(公告)日:2020-12-09
Provided are a novel compound having a fluorene skeleton, and a method for manufacturing the same, the compound having a low palladium content or other content of a specific metal or content of a specific compound in a raw material alcohol, and being excellent in hue or various characteristics (optical characteristics, heat resistance, moldability, and other characteristics) as a raw material or in a resin that uses the raw material. This compound is a mixture of compounds having a fluorene skeleton represented by formula (1) (in formula (1), the rings Z being (same or different) aromatic groups, R1 and R2 each independently representing a hydrogen atom, a halogen atom, or a C1-12 hydrocarbon group which may include an aromatic group, Ar1 and Ar2 representing C6-10 aromatic groups which may have a substituent, L1 and L2 representing alkylene groups, j and k each independently representing an integer of 0 or greater, and m and n each independently representing an integer of 0 to 5), the mixture of compounds having a fluorene skeleton being characterized in that the content of elemental palladium therein satisfies formula (2) ((2): 0 ≤ Pd ≤ 50 ppm), and among the mixture of compounds represented by formula (1), compounds comprising the integers m = 1-5 and n = 0 are included in a range of 0-5%.
本发明提供了一种具有芴骨架的新型化合物及其制造方法,该化合物在原料酒精中的钯含量或其他特定金属含量或特定化合物含量较低,作为原料或在使用该原料的树脂中的色调或各种特性(光学特性、耐热性、成型性和其他特性)优良。该化合物是具有由式(1)表示的芴骨架的化合物混合物(在式(1)中,环 Z 是(相同或不同的)芳香基团,R1 和 R2 各自独立地代表氢原子、卤素原子或可包括芳香基团的 C1-12 碳氢基团,Ar1 和 Ar2 代表可具有取代基的 C6-10 芳香基团、L1和L2代表亚烷基,j和k各自独立地代表0或更大的整数,m和n各自独立地代表0至5的整数),具有芴骨架的化合物混合物的特征在于其中钯元素的含量满足式(2)((2):0≤钯≤50ppm),在式(1)表示的化合物混合物中,包含整数m=1-5和n=0的化合物在0-5%的范围内。