N-(2,6-Dimethyl-piperidyl)-trifluoracetamid | 14618-43-0

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 哌啶类
• 英文名称: N-(2,6-Dimethyl-piperidyl)-trifluoracetamid
• 英文别名: 1-(2,6-Dimethylpiperidin-1-yl)-2,2,2-trifluoroethanone
• CAS: 14618-43-0
• 化学式: C₉H₁₄F₃NO
• mdl: MFCD00595139
• 分子量: 209.211
• InChiKey: RXMIXWILHPCCDN-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.6
• 重原子数：
  14
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.888
• 拓扑面积：
  20.3
• 氢给体数：
  0
• 氢受体数：
  4

文献信息

• Precursor for polyimide and use thereof
  申请人：ETERNAL MATERIALS CO., LTD.

  公开号：US10626220B2

  公开（公告）日：2020-04-21

  The present invention provides an amic acid ester oligomer having a structure of Formula (1) or (1′): wherein G, P, R, Rx, D, E and m are as defined in the specification. The present invention also provides a polyimide precursor composition comprising the amic acid ester oligomer, as well as a polyimide prepared from the composition.

  本发明提供了一种具有式（1）或（1′）结构的胺基酸酯低聚物： 其中 G、P、R、Rx、D、E 和 m 如说明书中所定义。本发明还提供了一种聚酰亚胺前体组合物，该组合物中包含该胺基酸酯低聚物，以及由该组合物制备的聚酰亚胺。
• Process for preparing polyimides
  申请人：ETERNAL MATERIALS CO., LTD.

  公开号：US10696793B2

  公开（公告）日：2020-06-30

  The present invention provides a process for preparing polyimides. The process includes cyclizing a polyimide precursor composition in a vacuum-like environment by using infrared radiation to give polyimide. The process can effectively reduce the cyclization temperature and time, thereby reducing energy and process costs.

  本发明提供了一种制备聚酰亚胺的工艺。该工艺包括在类真空环境中利用红外线辐射环化聚酰亚胺前体组合物，从而得到聚酰亚胺。该工艺可有效降低环化温度和时间，从而降低能耗和工艺成本。
• Polyimide precursor composition and use thereof
  申请人：ETERNAL MATERIALS CO., LTD.

  公开号：US10731004B2

  公开（公告）日：2020-08-04

  The present invention provides a polyimide precursor composition comprising an amic acid ester oligomer of Formula (1): and a diamine of Formula (2) or (3): wherein G, P, R, Rx, P′, D, E and m are as defined herein. The present invention also provides a dry film containing the polyimide precursor composition, as well as a polyimide film and polyimide laminate prepared from the composition.

  本发明提供了一种聚酰亚胺前体组合物，其中包含式（1）的胺基酸酯低聚物： 和 式 (2) 或 (3) 的二胺： 其中 G、P、R、Rx、P′、D、E 和 m 如本文所定义。 本发明还提供了一种含有聚酰亚胺前体组合物的干膜，以及由该组合物制备的聚酰亚胺薄膜和聚酰亚胺层压板。
• Method for preparing patterned coverlay on substrate
  申请人：ETERNAL MATERIALS CO., LTD.

  公开号：US11198792B2

  公开（公告）日：2021-12-14

  The present invention relates to a method for preparing a patterned polyimide coverlay on a substrate. The method includes: providing a polyimide dry film including a carrier and a non-photosensitive polyimide layer on the carrier, the non-photosensitive polyimide layer containing (i) a polyimide precursor or soluble polyimide and (ii) a solvent; forming a predetermined pattern in the polyimide dry film; laminating the patterned polyimide dry film onto a substrate in such a manner that the non-photosensitive polyimide layer faces the substrate; and forming a patterned polyimide coverlay by heating.

  本发明涉及一种在基底上制备图案化聚酰亚胺覆盖层的方法。该方法包括：提供聚酰亚胺干膜，包括载体和载体上的非感光聚酰亚胺层，非感光聚酰亚胺层包含（i）聚酰亚胺前体或可溶性聚酰亚胺和（ii）溶剂；在聚酰亚胺干膜上形成预定图案；以非感光聚酰亚胺层面向基底的方式将图案化聚酰亚胺干膜层压到基底上；以及通过加热形成图案化聚酰亚胺覆盖层。
• POLYIMIDE PRECURSOR COMPOSITION AND USE THEREOF
  申请人：ETERNAL MATERIALS CO., LTD.

  公开号：US20180148541A1

  公开（公告）日：2018-05-31

  The present invention provides a polyimide precursor composition comprising an amic acid ester oligomer of Formula (1): and a diamine of Formula (2) or (3): wherein G, P, R, R x , P′, D, E and m are as defined herein. The present invention also provides a dry film containing the polyimide precursor composition, as well as a polyimide film and polyimide laminate prepared from the composition.