Methacrylic acid pentafluoroethyl ester | 88473-48-7

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: Methacrylic acid pentafluoroethyl ester
• 英文别名: 1,1,2,2,2-pentafluoroethyl 2-methylprop-2-enoate
• CAS: 88473-48-7
• 化学式: C₆H₅F₅O₂
• 分子量: 204.09
• InChiKey: CMHULLZFVLTEFN-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.4
• 重原子数：
  13
• 可旋转键数：
  3
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.5
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  7

文献信息

• PRODUCTION OF OPHTHALMIC DEVICES BASED ON PHOTO-INDUCED STEP GROWTH POLYMERIZATION
  申请人：Medina Arturo Norberto

  公开号：US20110269869A1

  公开（公告）日：2011-11-03

  The invention provide a new lens curing method for making hydrogel contact lenses. The new lens curing method is based on actinically-induced step-growth polymerization. The invention also provides hydrogel contact lenses prepared from the method of the invention and fluid compositions for making hydrogel contact lenses based on the new lens curing method. In addition, the invention provide prepolymers capable of undergoing actinically-induced step-growth polymerization to form hydrogel contact lenses.

  这项发明提供了一种新的透镜固化方法，用于制造水凝胶隐形眼镜。这种新的透镜固化方法基于光引发的步聚合反应。该发明还提供了通过该发明方法制备的水凝胶隐形眼镜，以及基于新的透镜固化方法制造水凝胶隐形眼镜的液体组合物。此外，该发明提供了能够经历光引发的步聚合反应形成水凝胶隐形眼镜的预聚合物。
• RADIATION-SENSITIVE RESIN COMPOSITION, RESIST PATTERN-FORMING METHOD, POLYMER, AND METHOD FOR PRODUCING COMPOUND
  申请人：JSR CORPORATION

  公开号：US20150323866A1

  公开（公告）日：2015-11-12

  A radiation-sensitive resin composition contains: a polymer having a structural unit that includes a group represented by formula (1); a radiation-sensitive acid generator; and an organic solvent. In the formula (1), R P represents a hydrogen atom or a monovalent organic group, and * denotes a binding site to a rest of the structural unit other than the group represented by the formula (1). It is preferred that R P in the formula (1) represents a monovalent organic group, and the monovalent organic group is an acid-nonlabile group. It is also preferred that R P in the formula (1) represents a monovalent organic group, and the monovalent organic group is an acid-labile group.

  一种辐射敏感的树脂组合物包含：具有结构单元的聚合物，该结构单元包括由公式（1）表示的基团；辐射敏感的酸发生剂；和有机溶剂。在公式（1）中，RP表示氢原子或一价有机基团，*表示与公式（1）中表示的基团以外的结构单元的其余部分的结合位点。优选的是，在公式（1）中，RP表示一价有机基团，该一价有机基团是不可酸解的基团。还优选在公式（1）中，RP表示一价有机基团，该一价有机基团是可酸解的基团。
• Process for producing polymer having crosslinkable silyl group and curable composition
  申请人：——

  公开号：US20040220364A1

  公开（公告）日：2004-11-04

  A process for producing a crosslinkable silyl group-containing polymer which is excellent in oil resistance, heat resistance, weatherability, low staining properties, and compression set characteristics, includes the steps of radically polymerizing a vinyl monomer in the presence of a thiocarbonylthio group-containing compound with a specific structure, and introducing crosslinkable silyl groups. Also provided is a curable composition which contains the polymer and which is easy to handle.

  一种生产含有交联硅基聚合物的方法，该聚合物具有优异的耐油性、耐热性、耐候性、低染色性和压缩永久变形特性，该方法包括在具有特定结构的硫代氨基羰基硫基化合物的存在下，自由基聚合乙烯单体，并引入可交联的硅基团。此外，还提供了一种易于处理的含有该聚合物的可固化组合物。
• Thermoplastic resin composition and elastomer composition
  申请人：——

  公开号：US20040106732A1

  公开（公告）日：2004-06-03

  Provided are a thermoplastic resin composition which is excellent in oil resistance, heat resistance, weatherability, impact resistance, transparency, and moldability, and which can be produced economically, an elastomer composition with low hardness and high tensile strength which is excellent in oil resistance and compression set, and a molded object produced by molding the thermoplastic resin composition or elastomer composition. The composition is produced by compounding a thermoplastic resin or an elastomer with a block copolymer having at least one methacrylic ester polymer block and at least one acrylic ester polymer block. Also provided are a process for producing a methacrylic ester-acrylic ester-methacrylic ester block copolymer which requires hardly any purification, which is excellent in heat resistance and weatherability, and in which the molecular weight and the molecular-weight distribution are controlled, and a methacrylic ester-acrylic ester-methacrylic ester block copolymer produced by the process.

  提供了一种热塑性树脂组合物，具有优异的耐油性、耐热性、耐候性、抗冲击性、透明度和成型性，且可经济生产；一种低硬度、高拉伸强度的弹性体组合物，具有优异的耐油性和压缩回弹性；以及由该热塑性树脂组合物或弹性体组合物成型而成的成型物。该组合物通过将热塑性树脂或弹性体与至少具有一个甲基丙烯酸酯聚合物块和至少一个丙烯酸酯聚合物块的嵌段共聚物混合制备而成。 同时提供了一种制备甲基丙烯酸酯-丙烯酸酯-甲基丙烯酸酯嵌段共聚物的方法，该方法几乎不需要纯化，具有优异的耐热性和耐候性，并且分子量和分子量分布可控；以及由该方法制备的甲基丙烯酸酯-丙烯酸酯-甲基丙烯酸酯嵌段共聚物。
• Block copolymer
  申请人：——

  公开号：US20040236020A1

  公开（公告）日：2004-11-25

  Provided are a block copolymer including a polymer block containing acrylonitrile or methacrylonitrile as a principal constituent, which is excellent in heat resistance, weatherability, oil resistance, flame retardancy, and low-temperature resistance and which can be economically produced; and a thermoplastic resin composition and an elastomer composition each containing the block copolymer. The block copolymer is produced by reversible addition-fragmentation chain transfer polymerization in the presence of a thiocarbonylthio group-containing compound.

  提供的是一种块状嵌段共聚物，包括一个聚合物块，其中含有丙烯腈或甲基丙烯腈作为主要成分，该共聚物在耐热性、耐候性、耐油性、阻燃性和低温性方面表现出色，并且可以经济地生产；以及分别含有该块状嵌段共聚物的热塑性树脂组合物和弹性体组合物。该块状嵌段共聚物是在含有硫代氨基甲酸酯化合物的情况下通过可逆加成-断裂链转移聚合制备的。