Heptadecylsalicylat | 19666-20-7

• 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: Heptadecylsalicylat
• 英文别名: Heptadecyl 2-hydroxybenzoate
• CAS: 19666-20-7
• 化学式: C₂₄H₄₀O₃
• 分子量: 376.58
• InChiKey: UJUFUFLUVPECNL-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  11.7
• 重原子数：
  27
• 可旋转键数：
  18
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.71
• 拓扑面积：
  46.5
• 氢给体数：
  1
• 氢受体数：
  3

文献信息

• Optical disk substrate, optical disk and aromatic polycarbonate resin
  申请人：Teijin Chemicals, Ltd.

  公开号：EP0691361A2

  公开（公告）日：1996-01-10

  An optical disk substrate formed substantially of an aromatic polycarbonate from an aromatic dihydroxy component containing at least 20 mol% of 1,1-bis(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane, wherein: (A) the aromatic polycarbonate has a specific viscosity of 0.2 to 0.5, (B) the aromatic polycarbonate shows a water absorption percentage of 0.2 % by weight or less, (C) the aromatic polycarbonate has an oligomer content of 10 % or less, and (D) the number of undissolved particles having a diameter of 0.5 µm or greater is 25,000 pieces or less per g of the polycarbonate resin, and the number of undissolved particles having a diameter of 1 µm or greater is 500 pieces or less per g of the polycarbonate resin, and an optical disk from the above substrate.

  一种光盘基板，主要由芳香族聚碳酸酯构成，该芳香族聚碳酸酯来自芳香族二羟基成分，其中至少含有 20 摩尔%的 1,1-双(4-羟基苯基)-3,3,5-三甲基环己烷，其中： (A) 芳族聚碳酸酯的比粘度为 0.2 至 0.5、 (B) 芳香族聚碳酸酯的吸水率为 0.2%（重量百分比）或更低、 (C) 芳香族聚碳酸酯的低聚物含量为 10%或以下，以及 (D) 每克聚碳酸酯树脂中直径为 0.5 微米或更大的未溶解颗粒的数量为 25,000 个或更少，每克聚碳酸酯树脂中直径为 1 微米或更大的未溶解颗粒的数量为 500 个或更少。
• Polycarbonate resin and optical article used the same
  申请人：Mitsubishi Gas Chemical Company, Inc.

  公开号：EP1138714A2

  公开（公告）日：2001-10-04

  A polycarbonate resin obtained by reaction of (A) a bisphenol compound having a fluorene structure, (B) a bisphenol compound having a polysiloxane structure, (C) other specific bisphenol compound and a carbonic acid ester-forming compound, wherein an amount of (A) bisphenol compound is 30 to 80 % by weight to total amount of (A) bisphenol compound and (B) bisphenol compound,and an amount of (C) bisphenol compound is 1 to 80 % by weight to total amount of (A) bisphenol compound, (B) bisphenol. compound and (C) bisphenol compound,and an intrinsic viscosity of said polycarbonate resin is 0.2 to 1.0 dl/g.

  一种聚碳酸酯树脂，由(A)具有芴结构的双酚化合物、(B)具有聚硅氧烷结构的双酚化合物、(C)其他特定双酚化合物和碳酸酯形成化合物反应而得、其中(A)双酚化合物的用量占(A)双酚化合物和(B)双酚化合物总量的重量比为 30%至 80%，(C)双酚化合物的用量占(A)双酚化合物、(B)双酚化合物和(C)双酚化合物总量的重量比为 1%至 80%。所述聚碳酸酯树脂的固有粘度为 0.2 至 1.0 分升/克。
• MATERIAL FOR CONTACT LENS
  申请人：Menicon Co., Ltd.

  公开号：EP2455797A1

  公开（公告）日：2012-05-23

  According to the present invention, a contact lens material being excellent in oxygen permeability and transparency, being capable of undergoing injection molding, having no water content and having flexibility is provided. The present invention also relates to a contact lens gel material having excellent oxygen permeability and transparency. Particularly, the present invention relates to a contact lens material comprising a polycarbonate resin derived from a compound represented by a general formula (A), a compound represented by a general formula (B) and a compound forming a carbonic acid ester.

  根据本发明，提供了一种透氧性和透明度极佳、可注塑成型、不含水分且具有柔韧性的隐形眼镜材料。本发明还涉及一种具有优异透氧性和透明度的隐形眼镜凝胶材料。特别是，本发明涉及一种隐形眼镜材料，它包含一种聚碳酸酯树脂，由通式（A）代表的化合物、通式（B）代表的化合物和形成碳酸酯的化合物衍生而成。
• PROCESS FOR PRODUCTION OF POLYCARBONATE MATERIAL HAVING EXCELLENT SOLUBILITY AND AFFINITY, AND MATERIAL FOR CONTACT LENS COMPRISING THE SAME
  申请人：Menicon Co., Ltd.

  公开号：EP2455798A1

  公开（公告）日：2012-05-23

  According to the present invention, a contact lens material being excellent in oxygen permeability and transparency, being capable of undergoing injection molding, having no water content and having flexibility, as well as a contact lens gel material having excellent oxygen permeability and transparency can be provided. The present invention relates to a contact lens material comprising a polycarbonate resin derived from at least two compounds among compounds represented by a general formula (A), a general formula (B) and a general formula (C), a highly polar molecular weight control modifier (chain terminator) and a compound forming a carbonic acid ester, wherein the compound of the general formula (A) is essentially comprised, to a production method thereof.

  根据本发明，可以提供一种透氧性和透明度极佳、可注塑成型、不含水分和具有柔韧性的隐形眼镜材料，以及一种透氧性和透明度极佳的隐形眼镜凝胶材料。本发明涉及一种隐形眼镜材料，该材料包含由通式（A）、通式（B）和通式（C）所代表的化合物中至少两种化合物衍生的聚碳酸酯树脂、高极性分子量控制改性剂（链终止剂）和形成碳酸酯的化合物（其中通式（A）的化合物基本包含在内）及其生产方法。
• Polycarbonate resin
  申请人：MITSUBISHI GAS CHEMICAL COMPANY, INC.

  公开号：EP1223184B1

  公开（公告）日：2005-03-30