perfluorobutylethyl ether | 71546-78-6

• 分子结构分类: 有机化合物 - 有机卤素化合物 - 有机氟化物
• 英文名称: perfluorobutylethyl ether
• 英文别名: 1,1,1,2,2,3,3,4,4-nonafluoro-4-(perfluoroethoxy)butane；F-(Ethyl-n-butylether)；Butane, 1,1,1,2,2,3,3,4,4-nonafluoro-4-(pentafluoroethoxy)-；1,1,1,2,2,3,3,4,4-nonafluoro-4-(1,1,2,2,2-pentafluoroethoxy)butane
• CAS: 71546-78-6
• 化学式: C₆F₁₄O
• 分子量: 354.043
• InChiKey: SGMMSEZNRKQFEX-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.2
• 重原子数：
  21
• 可旋转键数：
  4
• 环数：
  0.0
• sp3杂化的碳原子比例：
  1.0
• 拓扑面积：
  9.2
• 氢给体数：
  0
• 氢受体数：
  15

文献信息

• STAINPROOF EYEGLASS LENS AND METHOD FOR PRODUCTION THEREOF
  申请人：SEIKO EPSON CORPORATION

  公开号：EP1669795A1

  公开（公告）日：2006-06-14

  Provided are a spectacle lens and a manufacturing method thereof that can lower the slipperiness of its lens surface to an extent that allows an edging process without deteriorating the stain-proofing performance of the stain-proofing layer, when a stain-proofing layer is formed of two or more kinds of silane compounds including at least one or more kinds of fluorine-containing silane compounds, and of the dynamic friction coefficients of a lens surface obtained if each of the two or more kinds of silane compounds is employed as a single component, the highest value of the dynamic friction coefficients is 1.4 times or more the lowest value of the dynamic friction coefficients.

  本发明提供了一种眼镜片及其制造方法，可将镜片表面的滑腻度降低到允许进行镶边工艺的程度，而不会降低防污层的防污性能、当防污层由包括至少一种或多种含氟硅烷化合物在内的两种或多种硅烷化合物形成时，在将两种或多种硅烷化合物中的每一种作为单一成分使用时获得的镜片表面的动态摩擦系数中，动态摩擦系数的最高值是其最低值的 1.4 倍或更多。
• METHOD FOR PRODUCING HYDROFLUOROOLEFIN
  申请人：AGC Inc.

  公开号：EP3392229A1

  公开（公告）日：2018-10-24

  There is provided a method of producing HFO with which diluent gas is easily separated even at a low boiling point and which has excellent productivity. A method of producing HFO includes: a reaction step of converting, in the presence of fluorine-containing compound in a gaseous state having a boiling point higher than a boiling point of HFO represented by the following formula (2), HFC represented by the following formula (1) into the HFO represented by the following formula (2), to obtain a first gas composition containing the HFO and the fluorine-containing solvent, CR1R2X1CR3R4X2 (1), CR1R2 = CR3R4 (2), where in the formula (1) and the formula (2), R1 to R3 are H or F, R4 is H, F, CH3, CH2F, CHF2 or CF3, the total number of fluorine atoms of R1 to R4 is one or more, and the total number of hydrogen atoms of R1 to R4 is one or more, one of X1 and X2 is H, and the other of X1 and X2 is F; and a separation step of separating the fluorine-containing solvent from the first gas composition to obtain a second gas composition containing the HFO.

  本发明提供了一种生产氢氟烯烃的方法，这种方法即使在沸点较低的情况下也很容易分离稀释剂气体，而且生产效率极高。生产氢氟烯烃的方法包括反应步骤：在沸点高于下式(2)代表的 HFO 的沸点的气态含氟化合物存在下，将下式(1)代表的 HFC 转化为下式(2)代表的 HFO，以获得含有 HFO 和含氟溶剂的第一气体组合物、CR1R2X1CR3R4X2 (1), CR1R2 = CR3R4 (2) 式(1)和式(2)中，R1 至 R3 为 H 或 F，R4 为 H、F、CH3、CH2F、CHF2 或 CF3，R1 至 R4 的氟原子总数为一个或多个，R1 至 R4 的氢原子总数为一个或多个，X1 和 X2 中的一个为 H，X1 和 X2 中的另一个为 F；分离步骤：将含氟溶剂从第一气体组合物中分离出来，得到含有 HFO 的第二气体组合物。
• EYEGLASS LENS, COMPOSITION FOR PRIMER LAYER FORMATION, AND METHOD FOR MANUFACTURING EYEGLASS LENS
  申请人：Nikon-Essilor Co., Ltd.

  公开号：EP3633418A1

  公开（公告）日：2020-04-08

  This eyeglass lens is outstanding in anti-crazing properties, impact resistance properties, and adhesion. The present invention comprises: a lens substrate; a primer layer disposed on the lens substrate; and at least one layer that is disposed on the primer layer and that is selected from the group consisting of a hard-coat layer and a reflection-preventing layer. The primer layer contains a polycarbonate-based polyurethane resin and inorganic oxide particles. The tensile strength of the polycarbonate-based polyurethane resin is over 40 N/mm2. The expansion rate of the polycarbonate-based polyurethane resin is at least 300%, and the inorganic oxide particle content is 10-40% by volume with respect to the total volume of the primer layer.

  这种眼镜片具有出色的防磨损性能、抗冲击性能和附着力。本发明包括：镜片基板；设置在镜片基板上的底层；以及设置在底层上的至少一层，该层选自硬质涂层和防反射层。底漆层包含聚碳酸酯基聚氨酯树脂和无机氧化物颗粒。聚碳酸酯基聚氨酯树脂的拉伸强度超过 40 N/mm2。聚碳酸酯基聚氨酯树脂的膨胀率至少为 300%，无机氧化物颗粒含量为底层总体积的 10-40%。
• Method of producing hydrofluoroolefin
  申请人：AGC Inc.

  公开号：US10399916B2

  公开（公告）日：2019-09-03

  There is provided a method of producing HFO with which diluent gas is easily separated even at a low boiling point and which has excellent productivity. A method of producing HFO includes: converting HFC of the formula (1) into the HFO of the formula (2) to obtain a first gas composition containing the HFO and the fluorine-containing solvent, CR1R2X1CR3R4X2 (1), CR1R2═CR3R4 (2), where in the formulae, R1 to R3 are H or F, R4 is H, F, CH3, CH2F, CHF2 or CF3, the total number of fluorine atoms of R1 to R4 is one or more, and the total number of hydrogen atoms of R1 to R4 is one or more. One of X1 and X2 is H, and the other of X1 and X2 is F; and separating the fluorine-containing solvent from the first gas composition to obtain a second gas composition containing the HFO.

  本发明提供了一种生产氢氟烯烃的方法，这种方法即使在沸点较低的情况下也很容易分离稀释剂气体，而且生产效率极高。生产氢氟烯烃的方法包括将式（1）的 HFC 转化为式（2）的 HFO，以获得含有 HFO 和含氟溶剂的第一气体组合物，即 CR1R2X1CR3R4X2 (1), CR1R2═CR3R4 (2)、式中，R1至R3为H或F，R4为H、F、CH3、CH2F、CHF2或CF3，R1至R4的氟原子总数为一个或多个，R1至R4的氢原子总数为一个或多个。X1和X2中的一个是H，X1和X2中的另一个是F；将含氟溶剂从第一气体组合物中分离出来，得到含有HFO的第二气体组合物。
• Hard-coat-layer-forming composition and optical member
  申请人：NIKON-ESSILOR CO., LTD.

  公开号：US11525044B2

  公开（公告）日：2022-12-13

  The present invention provides a hard-coat-layer-forming composition whereby a hard coat layer having excellent scratch resistance and cracking resistance can be formed, and an optical member. The hard-coat-layer-forming composition is a composition used to form a hard coat layer on a plastic substrate, and includes: metal oxide particles; at least one type of component X selected from the group consisting of an organic silicon compound represented by a predetermined formula, a hydrolysate thereof, and a hydrolytic condensate thereof; and at least one type of component Y selected from the group consisting of an organic silicon compound represented by a predetermined formula, a hydrolysate thereof, and a hydrolytic condensate thereof, and a glycoluril crosslinking agent, a hydrolysate thereof, and a hydrolytic condensate thereof.

  本发明提供了一种硬涂层形成组合物，通过该组合物可以形成具有优异抗划伤性和抗裂性的硬涂层，还提供了一种光学部件。硬涂层形成组合物是一种用于在塑料基材上形成硬涂层的组合物，它包括金属氧化物颗粒；至少一种 X 组份，选自由预定式表示的有机硅化合物、其水解物和水解缩合物组成的组；以及至少一种 Y 组份，选自由预定式表示的有机硅化合物、其水解物和水解缩合物组成的组；以及乙二醇交联剂、其水解物和水解缩合物。