4,4'-<(Oxydi-p-phenylen)dioxy>-diphthalsaeure | 26177-84-4

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: 4,4'-<(Oxydi-p-phenylen)dioxy>-diphthalsaeure
• 英文别名: 4-[4-[4-(3,4-Dicarboxyphenoxy)phenoxy]phenoxy]phthalic acid
• CAS: 26177-84-4
• 化学式: C₂₈H₁₈O₁₁
• 分子量: 530.444
• InChiKey: RQZSKJUAUIRPSB-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  4.6
• 重原子数：
  39
• 可旋转键数：
  10
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  177
• 氢给体数：
  4
• 氢受体数：
  11

文献信息

• COMPOSITIONS AND METHODS FOR POLYMER COMPOSITES
  申请人：Chan Pong Kwok

  公开号：US20080021175A1

  公开（公告）日：2008-01-24

  This invention relates to organic salt compositions useful in the preparation of organoclay compositions, polymer-organoclay composite compositions, and methods for the preparation of polymer nanocomposites. In one embodiment, the present invention provides a pyridinium salt having structure XV wherein Ar 6 , Ar 7 , and Ar 8 are independently C 2 -C 50 aromatic radicals; “b” is a number from 0 to 2; “d” is a number from 0 to 4; R 3 and R 4 are independently at each occurrence a halogen atom, a C 1 -C 20 aliphatic radical, a C 5 -C 20 cycloaliphatic radical, or a C 2 -C 20 aromatic radical; Z is a bond, a divalent C 1 -C 20 aliphatic radical, a divalent C 5 -C 20 cycloaliphatic radical, a divalent C 2 -C 20 aromatic radical, an oxygen linking group, a sulfur linking group, a SO 2 linking group, or a Se linking group; Ar 9 is a C 10 -C 200 aromatic radical, or a polymer chain comprising at least one aromatic group; and X − is a charge balancing counterion.

  这项发明涉及有机盐组合物，用于制备有机粘土组合物、聚合物-有机粘土复合物组合物，以及制备聚合物纳米复合材料的方法。在一个实施例中，本发明提供了一种具有结构XV的吡啶盐，其中Ar6、Ar7和Ar8分别是C2-C50芳香基团；“b”是从0到2的数字；“d”是从0到4的数字；R3和R4在每次出现时独立地是卤素原子、C1-C20脂肪基、C5-C20环脂肪基或C2-C20芳香基；Z是一个键合、二价的C1-C20脂肪基、二价的C5-C20环脂肪基、二价的C2-C20芳香基、氧链连接基、硫链连接基、SO2链连接基或Se链连接基；Ar9是一个C10-C200芳香基团，或者包含至少一个芳香基团的聚合物链；X^−是一个电荷平衡的对离子。
• [EN] METHODS FOR THE MANUFACTURE OF AN AROMATIC BISIMIDE AND A POLYETHERIMIDE<br/>[FR] PROCÉDÉS DE PRODUCTION D'UN BISIMIDE AROMATIQUE ET D'UN POLYÉTHERIMIDE
  申请人：SABIC GLOBAL TECHNOLOGIES BV

  公开号：WO2017117449A1

  公开（公告）日：2017-07-06

  A method for producing an aromatic bisimide includes reacting a dialkali metal salt of a dihydroxy aromatic compound with an N-alkyl nitrophthalimide to form a product mixture including the aromatic bisimide. The N-alkyl nitrophthalimide includes 4-nitro-N-(C1-13 alkyl)phthalimide, 3-nitro-N-(C1-13 alkyl)phthalimide, or a combination including at least one of the foregoing, and 4-hydroxy-3,5-dinitro-N-(C1-13 alkyl)phthalimide in an amount of 1-10000 ppm. The aromatic bisimide can be obtained in a yield of greater than 75%, or 90-99.8%. A method for the manufacture of a polyetherimide, a polyetherimide, and an article including the polyetherimide are also disclosed. A mixed acid nitration process for the preparation of an N-alkyl nitrophthalimide is also described.

  一种生产芳香双酰亚胺的方法包括将二羟基芳香化合物的二碱金属盐与N-烷基硝基邻苯二酰亚胺反应，形成包括芳香双酰亚胺在内的产物混合物。N-烷基硝基邻苯二酰亚胺包括4-硝基-N-(C1-13 烷基)邻苯二酰亚胺、3-硝基-N-(C1-13 烷基)邻苯二酰亚胺，或者包括上述至少一种的组合，以及4-羟基-3,5-二硝基-N-(C1-13 烷基)邻苯二酰亚胺，其浓度为1-10000 ppm。芳香双酰亚胺可以以大于75%的产率获得，或者为90-99.8%。还公开了一种用于制造聚醚酰亚胺、聚醚酰亚胺以及包括聚醚酰亚胺的制品的方法。还描述了一种用于制备N-烷基硝基邻苯二酰亚胺的混合酸硝化过程。
• [EN] TELECHELIC POLY(IMIDE) OLIGOMERS, METHODS OF MANUFACTURE, AND USES THEREOF<br/>[FR] OLIGOMÈRES DE POLY(IMIDE) TÉLÉCHÉLIQUES, LEURS PROCÉDÉS DE FABRICATION ET LEURS UTILISATIONS
  申请人：SABIC GLOBAL TECHNOLOGIES BV

  公开号：WO2018094028A1

  公开（公告）日：2018-05-24

  A ureido-pyrimidinone oligomer having the formula (I) wherein each Z' is independently the same or different, and is a substituted or unsubstituted straight or branched chain C1-10 alkyl, each R1 is independently the same or different, and is a substituted or unsubstituted straight or branched chain C1-20 alkylene, substituted or unsubstituted C2-20 alkenylene, substituted or unsubstituted C3-8 cycloalkylene, or substituted or unsubstituted C6-18 arylene, each V is independently the same or different, and is a substituted or unsubstituted tetravalent C4-40 hydrocarbon group, each R is independently the same or different, and is a substituted or unsubstituted C1-24 divalent hydrocarbon group; and n has an average value of 2 to 50, preferably 3 to 40, more preferably 5 to 30.

  具有以下式子（I）的尿素嘧啶酮寡聚体，其中每个Z'独立且相同或不同，是取代或未取代的直链或支链C1-10烷基，每个R1独立且相同或不同，是取代或未取代的直链或支链C1-20亚烷基，取代或未取代的C2-20烯基，取代或未取代的C3-8环烷基或取代或未取代的C6-18芳烃基，每个V独立且相同或不同，是取代或未取代的四价C4-40碳氢化合物基团，每个R独立且相同或不同，是取代或未取代的C1-24二价碳氢化合物基团; 平均值n为2至50，优选为3至40，更优选为5至30。
• METHODS OF PREPARING POLYMER-ORGANOCLAY COMPOSITES AND ARTICLES DERIVED THEREFROM
  申请人：Chan Pong Kwok

  公开号：US20080004391A1

  公开（公告）日：2008-01-03

  A method for preparing a polymer-organoclay composite composition comprises combining a solvent and an unexfoliated organoclay to provide a first mixture, wherein the unexfoliated organoclay comprises alternating inorganic silicate layers and organic layers, and has an initial spacing between the silicate layers; exposing the first mixture to an energized condition of a sufficient intensity and duration to increase the initial spacing of the inorganic silicate layers, to provide a second mixture; contacting the second mixture with a polymer composition so that the polymer composition fills at least one region located between at least one pair of silicate layers, wherein the polymer composition is at least partially soluble in the solvent; and removing at least a portion of the solvent from the second mixture, wherein the inorganic silicate layers remain separated by the polymer after removal of the solvent.

  一种制备聚合物-有机粘土复合物的方法，包括将溶剂和未膨胀的有机粘土组合以提供第一混合物，其中未膨胀的有机粘土包括交替的无机硅酸盐层和有机层，并具有初始硅酸盐层之间的间距；将第一混合物暴露于足够强度和持续时间的充能条件下，以增加无机硅酸盐层的初始间距，以提供第二混合物；将第二混合物与聚合物组合物接触，以使聚合物组合物填充至少位于至少一对硅酸盐层之间的至少一个区域，其中聚合物组合物在溶剂中至少部分溶解；从第二混合物中除去至少一部分溶剂，其中在除去溶剂后，无机硅酸盐层仍然被聚合物分开。
• MECHANICAL MIXING PROCESSES
  申请人：Xerox Corporation

  公开号：US20150076417A1

  公开（公告）日：2015-03-19

  A ball milling free and roll milling free process that includes the mechanical mixing of a mixture of ingredients comprising a polymer, a perfluoropolyether phosphate, a conductive component, and a solvent.

  一种不需要球磨和辊磨的过程，包括机械混合由聚合物、全氟聚醚磷酸酯、导电组分和溶剂组成的混合物。