2,7-Bis[2-(4-hydroxyphenyl)propan-2-YL]-9H-xanthen-9-one | 678166-75-1

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并吡喃
• 英文名称: 2,7-Bis[2-(4-hydroxyphenyl)propan-2-YL]-9H-xanthen-9-one
• 英文别名: 2,7-bis[2-(4-hydroxyphenyl)propan-2-yl]xanthen-9-one
• CAS: 678166-75-1
• 化学式: C₃₁H₂₈O₄
• 分子量: 464.5
• InChiKey: VVWSAPMPYMWUDM-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  7.8
• 重原子数：
  35
• 可旋转键数：
  4
• 环数：
  5.0
• sp3杂化的碳原子比例：
  0.19
• 拓扑面积：
  66.8
• 氢给体数：
  2
• 氢受体数：
  4

文献信息

• SCHMELZEPOLYCARBONAT MIT VERBESSERTEN OPTISCHEN EIGENSCHAFTEN
  申请人：Covestro Deutschland AG

  公开号：EP3838979A1

  公开（公告）日：2021-06-23

  Die Erfindung betrifft transparente Polycarbonatzusammensetzungen auf Basis von Schmelzepolycarbonat, deren Transmission durch den Zusatz von epoxidierten Triacylglycerolen, beispielsweise als Bestandteil von epoxidiertem Sojabohnenöl, deutlich verbessert ist.

  本发明涉及以熔融聚碳酸酯为基础的透明聚碳酸酯组合物，通过添加环氧化三酰甘油，例如环氧化大豆油的成分，可显著改善其透光性。
• Polysiloxane-polycarbonate block cocondensates with improved rheological properties
  申请人：Covestro Deutschland AG

  公开号：US10035884B2

  公开（公告）日：2018-07-31

  The present invention relates to polysiloxane-polycarbonate block cocondensates derived from a continuous melt transesterification process comprising polysiloxane blocks of the formula (1) and polycarbonate blocks having recurring units of the formula (2) having improved rheological properties and good mechanical properties as well as to mouldings and extrudates made from these polysiloxane-polycarbonate block cocondensates and wherein the polysiloxane-polycarbonate block cocondensate has a siloxane domain distribution (diameter of siloxane domains) from 200 nm to 1 μm measured by atomic force microscopy and light microscopy which is in the range of 0.01%-2.5%, based on the total number of siloxane domains.

  本发明涉及由连续熔融酯交换工艺制得的聚硅氧烷-聚碳酸酯嵌段共缩合物，该工艺由式（1）的聚硅氧烷嵌段组成 和具有式（2）重复单元的聚碳酸酯嵌段 其中，聚硅氧烷-聚碳酸酯嵌段共缩合物的硅氧烷畴分布（硅氧烷畴直径）在 200 nm 至 1 μm 之间，以硅氧烷畴总数为基准，用原子力显微镜和光学显微镜测量的硅氧烷畴分布（硅氧烷畴直径）在 0.01% 至 2.5% 之间。
• Block co-condensates of polysiloxanes and dihydroxydiphenylcycloalkane-based n (CO)polycarbonates
  申请人：Covestro Deutschland AG

  公开号：US10407541B2

  公开（公告）日：2019-09-10

  The present invention relates to block cocondensates of polysiloxanes and dihydroxydiarylcycloalkane-based (co)polycarbonates and also to a process for preparing such block cocondensates. The invention further relates to the use of these block cocondensates for producing mouldings and extrudates.

  本发明涉及聚硅氧烷和二羟基二环烷基（共）聚碳酸酯的嵌段缩酮，还涉及制备此类嵌段缩酮的工艺。本发明还涉及使用这些嵌段缩酮生产模塑件和挤出件。
• Flame-retardant, glass fiber-containing molding compounds containing siloxane-containing polycarbonate block co-condensate
  申请人：Covestro Deutschland AG

  公开号：US10717871B2

  公开（公告）日：2020-07-21

  The present invention relates to flame-retardant moulding compositions comprising glass fibre and siloxane-containing polycarbonate block cocondensate, and also to a process for the production of these moulding compositions. The invention further relates to the use of these flame-retardant moulding compositions in injection-moulding and extrusion applications.

  本发明涉及由玻璃纤维和含硅氧烷的聚碳酸酯嵌段缩聚物组成的阻燃模塑组合物，以及生产这些模塑组合物的工艺。本发明还涉及这些阻燃模塑组合物在注塑和挤出应用中的使用。
• Multi-layer composite material containing special copolycarbonates as a matrix material
  申请人：Covestro Deutschland AG

  公开号：US11130321B2

  公开（公告）日：2021-09-28

  The present invention relates to a composite material comprising one or more fibre layers of a fibre material, and a silicon-containing copolycarbonate as matrix material. The fibre layer(s) is/are embedded in the matrix material. The present invention further relates to a process for producing these composite materials and to the use thereof for production of construction or housing parts, and to the construction or housing parts themselves.

  本发明涉及一种复合材料，包括一个或多个纤维材料的纤维层和作为基体材料的含硅共聚碳酸酯。纤维层嵌入基体材料中。本发明还涉及一种生产这些复合材料的工艺，以及用其生产建筑或房屋部件和建筑或房屋部件本身。