1,3:2,4-di-O-(4-n-butylbenzylidene)-D-sorbitol

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二恶烷
• 英文名称: 1,3:2,4-di-O-(4-n-butylbenzylidene)-D-sorbitol
• 英文别名: (1R)-1-[(4R,4aR,8aS)-2,6-bis(4-butylphenyl)-4,4a,8,8a-tetrahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol
• 化学式: C₂₈H₃₈O₆
• 分子量: 470.606
• InChiKey: MHDCDKWTZGEBIS-CXBJDUSFSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.1
• 重原子数：
  34
• 可旋转键数：
  10
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.57
• 拓扑面积：
  77.4
• 氢给体数：
  2
• 氢受体数：
  6

反应信息

• 作为产物：
  描述：

  山梨醇 、 4-N-丁基苯甲醛 在 camphor-10-sulfonic acid 作用下， 以 甲醇 为溶剂， 反应 48.0h， 以81.35%的产率得到1,3:2,4-di-O-(4-n-butylbenzylidene)-D-sorbitol
  参考文献：
  名称：

  Method of preparing powdery diacetal clarifying agent

  摘要：

  提供的是一种制备粉状双缩醛澄清剂的方法，包括将芳香醛、多元醇和酸性催化剂混合在有机极性溶剂中，向上述混合物中加入氢化剂和无机含硅剂，并过滤混合物。通过该方法制备的粉状双缩醛澄清剂可以具有优异的流动性、分散性、热稳定性和色彩稳定性。因此，该粉状双缩醛澄清剂在高温下不会释放难闻的气味和发黄，使塑料制品具有更好的外观和视觉吸引力。

  公开号：

  US10336844B2

文献信息

• DIACETAL COMPOSITION, PROCESS FOR THE PREPARATION OF THE SAME, NUCLEATING AGENT FOR POLYOLEFINS CONTAINING THE SAME, POLYOLEFIN RESIN COMPOSITIONS, AND MOLDINGS
  申请人：NEW JAPAN CHEMICAL CO.,LTD.

  公开号：EP0962459A1

  公开（公告）日：1999-12-08

  This invention provides a granular or powdery diacetal composition comprising: (a) at least one diacetal such as 1,3:2,4-O-dibenzylidene-D-sorbitol or a nucleus-substituted derivative thereof, and (b) at least one binder selected from the group consisting of neutral or weakly acidic monovalent organic acids, neutral or weakly acidic polyvalent organic acids, partial salts of neutral or weakly acidic polyvalent organic acids, salts of sulfuric acid ester, sulfonic acid salts, salts of phosphoric acid ester, phosphoric acid esters, phosphorous acid esters and aluminum salts of a neutral or weakly acidic monovalent organic acid, the binder being uniformly dispersed on the surface and in the interior of the particles of the granular or powdery diacetal composition; a process for preparing the composition; a polyolefin resin nucleating agent comprising the composition; a resin composition containing the nucleating agent and a polyolefin resin; and a polyolefin resin molded article.

  本发明提供了一种颗粒状或粉末状的二缩醛组合物，其中包括 (a) 至少一种二缩醛，如 1,3:2,4-O-二亚苄基-D-山梨醇或其核取代衍生物，和 (b) 至少一种粘合剂，该粘合剂选自以下组别：中性或弱酸性一价有机酸、中性或弱酸性多价有机酸、中性或弱酸性多价有机酸的部分盐、硫酸酯盐、磺酸盐、磷酸酯盐、磷酸酯盐、磷酸酯、磷酸酯和中性或弱酸性单价有机酸的铝盐，粘合剂均匀地分散在颗粒状或粉末状二缩醛组合物的颗粒表面和内部；制备该组合物的工艺；包含该组合物的聚烯烃树脂成核剂；包含成核剂和聚烯烃树脂的树脂组合物；以及聚烯烃树脂模塑制品。
• DIACETAL COMPOSITION, NUCLEATING AGENT CONTAINING THE COMPOSITION FOR POLYOLEFIN, POLYOLEFIN RESIN COMPOSITION CONTAINING THE DIACETAL COMPOSITION, PROCESS FOR PRODUCING THE RESIN COMPOSITION, AND MOLDED OBJECT
  申请人：NEW JAPAN CHEMICAL CO.,LTD.

  公开号：EP1375583A1

  公开（公告）日：2004-01-02

  Disclosed are a granular or powdery diacetal composition comprising (A) a diacetal such as 1,3:2,4-O-dibenzylidene-D-sorbitol, (B) a sulfuric ester salt and (C) an aliphatic monocarboxylic acid, components (B) and (C) being uniformly dispersed in the particles of the granular or powdery diacetal composition, and component (B) being present in a proportion of 0.1 to 3 wt% and component (C) being present in a proportion of 0.3 to 5 wt%, and the total amount of component (B) and component (C) being not more than 7 wt%, based on the diacetal composition; a polyolefin resin composition comprising the diacetal composition and a polyolefin resin; a process for preparing the resin composition; and a molding prepared by molding the polyolefin resin composition.

  公开了一种颗粒状或粉末状二缩醛组合物，该组合物包含(A)一种二缩醛，例如1,3:2,4-O-二亚苄基-D-山梨醇，(B)一种硫酸酯盐和(C)一种脂肪族一元羧酸，组分(B)和(C)均匀地分散在颗粒状或粉末状二缩醛组合物的颗粒中，组分(B)的存在比例为0.1至3 wt%，组分(C)以0.3至5 wt%的比例存在，且基于二缩醛组合物，组分(B)和组分(C)的总量不超过7 wt%；由二缩醛组合物和聚烯烃树脂组成的聚烯烃树脂组合物；制备该树脂组合物的工艺；以及通过模塑该聚烯烃树脂组合物制备的模塑。
• AGENT FOR INHIBITING MIGRATION OF ODOR AND TASTE GENERATED FROM DIACETAL, DIACETAL COMPOSITION CONTAINING THE AGENT FOR INHIBITING ODOR AND TASTE MIGRATION, NUCLEATING AGENT FOR POLYOLEFIN COMPRISING THE COMPOSITION, AND POLYOLEFIN RESIN COMPOSITION AND MOLDED OBJECT EACH CONTAINING THE NUCLEATING A
  申请人：NEW JAPAN CHEMICAL CO.,LTD.

  公开号：EP1505109A1

  公开（公告）日：2005-02-09

  Disclosed are an agent for suppressing transfer of odor and taste originating from a diacetal such as dibenzylidene sorbitol, comprising (B) an aliphatic alcohol or an aliphatic carboxylic acid containing at least one hydroxyl group, or comprising component (B) and (C) at least one member selected from the group consisting of specific sulfuric ester salts, saturated or unsaturated fatty acid alkali metal salts and aliphatic amines; a diacetal composition comprising the suppressing agent and the diacetal; a resin composition and a molded product comprising the diacetal composition and a polyolefin resin; and a method for suppressing transfer of odor and taste originating from the diacetal, or a method for suppressing aldehyde generation by thermal decomposition of the diacetal, comprising using the suppressing agent.

  本发明公开了一种用于抑制源自二缩醛（如二亚苄基山梨醇）的气味和味道转移的制剂，包括(B)脂肪醇或含有至少一个羟基的脂肪族羧酸，或包括组分(B)和(C)至少一个选自特定硫酸酯盐、饱和或不饱和脂肪酸碱金属盐和脂肪族胺组成的组的成员；由抑制剂和二缩醛组成的二缩醛组合物；由二缩醛组合物和聚烯烃树脂组成的树脂组合物和模塑产品；以及抑制二缩醛产生的气味和味道转移的方法，或抑制二缩醛热分解产生醛的方法，包括使用抑制剂。
• LAMINATE FOR SOLAR CELL AND SOLAR CELL MODULE PRODUCED USING SAME
  申请人：Mitsubishi Plastics, Inc.

  公开号：EP2648227A1

  公开（公告）日：2013-10-09

  Provided are a laminate for solar cells, which facilitates production of solar cell modules, which does not require a crosslinking step and which is excellent in transparency, moisture-proofness, sealability and handleability (rigidity), and a solar cell module produced by the use of the laminate. The laminate for solar cells has a resin layer (1)-1 or a resin layer (I)-2 as at least one outermost layer thereof, and has a resin layer (II) that contains an etylene-based polymer (C) satisfying a specific requirement and a nucleating agent (D). The resin layer (I)-1 is a resin layer containing an ethylene/α-olefin random copolymer (A) satisfying a specific requirement, and an ethylene/α-olefin block copolymer (B) satisfying a specific requirement. The resin layer (I)-2 is a resin layer containing a silane-modified etylene-based resin (X).

  本发明提供了一种用于太阳能电池的层压板，该层压板有助于太阳能电池组件的生产，不需要交联步骤，并且具有优异的透明度、防潮性、密封性和可操作性（刚性），以及使用该层压板生产的太阳能电池组件。太阳能电池层压板至少有一个最外层，即树脂层（1）-1 或树脂层（I）-2，并有一个树脂层（II），其中含有符合特定要求的乙烯基聚合物（C）和成核剂（D）。树脂层（I）-1 是含有满足特定要求的乙烯/α-烯烃无规共聚物（A）和满足特定要求的乙烯/α-烯烃嵌段共聚物（B）的树脂层。树脂层（I）-2 是含有硅烷改性乙烯基树脂（X）的树脂层。
• CRYSTAL NUCLEATOR FOR POLYOLEFIN RESINS, METHOD FOR PRODUCING CRYSTAL NUCLEATOR FOR POLYOLEFIN RESINS, AND METHOD FOR IMPROVING FLUIDITY OF CRYSTAL NUCLEATOR FOR POLYOLEFIN RESINS
  申请人：New Japan Chemical Co., Ltd.

  公开号：EP3505564A1

  公开（公告）日：2019-07-03

  The present invention aims to provide a method for improving the fluidity of a crystal nucleating agent for polyolefin resins without impairing other properties, and a polyolefin resin composition containing the crystal nucleating agent with improved fluidity and having excellent properties including transparency, and a molded article thereof. A crystal nucleating agent controlled to have specific characteristics can achieve improved fluidity, and the use of such a crystal nucleating agent having specific characteristics remarkably improves the workability during molding processing and provides a polyolefin resin composition excellent in properties such as transparency, and a molded article thereof.

  本发明旨在提供一种在不损害其他性能的情况下改善聚烯烃树脂成核剂流动性的方法，以及一种含有该成核剂的聚烯烃树脂组合物，该组合物具有改善的流动性和优异的性能（包括透明度），以及一种成型制品。通过控制具有特定特性的成核剂，可以改善流动性，使用这种具有特定特性的成核剂，可以显著改善成型加工过程中的可加工性，并提供透明度等性能优异的聚烯烃树脂组合物及其成型品。