Detda | 75389-89-8

• 物质功能分类: 有机原料 - 氨基化合物 - 环烷胺、芳香单胺、芳香多胺及其衍生物和盐
• 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: Detda
• 英文别名: 2,4-diethyl-6-methylbenzene-1,3-diamine;4,6-diethyl-2-methylbenzene-1,3-diamine
• CAS: 75389-89-8
• 化学式: C22H36N4
• 分子量: 356.5
• InChiKey: HGXVKAPCSIXGAK-UHFFFAOYSA-N

物化性质

• 沸点：
  300.52°C (rough estimate)
• 密度：
  1.0164 (rough estimate)
• 物理描述：
  Diethyltoluenediamine appears as a dark clear mobile liquid with an amine odor. Partially soluble in water and denser than water. Vapors are heavier than air. Corrosive to the eyes, skin, mouth, stomach and throat. Vapors may irritate the eyes and damage the upper respiratory tract. May be toxic by skin absorption and ingestion.

计算性质

• 辛醇/水分配系数(LogP)：
  4.57
• 重原子数：
  26
• 可旋转键数：
  4
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.45
• 拓扑面积：
  104
• 氢给体数：
  4
• 氢受体数：
  4

安全信息

• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335

反应信息

• 作为产物：
  描述：

  2,4-二氨基-3,5-二乙基甲苯 、 2,6-二氨基-3,5-二乙基甲苯 生成 Detda
  参考文献：
  名称：

  SHAPED PARTS MADE OF REINFORCED POLYURETHANE UREA ELASTOMERS AND USE THEREOF

  摘要：

  本发明涉及使用增强材料制成的聚氨酯脲弹性体泡沫成型件及其用途。

  公开号：

  US20160194470A1

文献信息

• Process for the production of composite structures
  申请人：Bayer Aktiengesellschaft

  公开号：US05154871A1

  公开（公告）日：1992-10-13

  Composite structures are produced by placing at least two flat, thermoplastically formable plastic materials one above the other and thermoplasticially molding the materials under sufficient conditions of temperature and pressure that molding is accompanied by intimate union of individual layers of the structure. At least one of the plastic materials is based on a polyisocyanate polyaddition product having a density of at least 0.8 g/cm.sup.3 and is prepared by reacting: a) an aromatic polyisocyanate, b) a compound having a molecular weight of about 1800 to 12,000 and containing an average of at least 2.5 isocyanate reactive groups, c) optionally a diamine having a molecular weight of from 108 to 400 and containing two primary and/or secondary aromatically bound amino groups, and d) optionally an aliphatic or cycloaliphatic polyol and/or an aliphatic or cycloaliphatic polyamine having a molecular weight of from 60 to 1799 and which may contain ether groups, at an isocyanate index of from about 60 to 140. The total combined amount of components c) and d) is at least 5% by weight, based on the weight of component b).

  复合结构是通过将至少两种平板的、可热塑性成型的塑料材料叠放在一起，并在足够的温度和压力条件下热塑性成型这些材料，以使结构的各个层之间产生亲密结合而制成的。至少其中一种塑料材料基于具有至少0.8 g/cm.sup.3密度的聚异氰酸酯加成产物，并通过以下反应制备：a）芳香族聚异氰酸酯，b）分子量约为1800至12000的化合物，其中含有平均至少2.5个异氰酸酯反应性基团，c）可选地，分子量为108至400的二胺，其中含有两个主要和/或次要芳香族氨基，以及d）可选地，分子量为60至1799的脂肪族或环脂肪族多元醇和/或脂肪族或环脂肪族多元胺，其可能含有醚基，在异氰酸酯指数为约60至140的条件下。组分c）和d）的总组合量至少为组分b）重量的5％。
• Composite structures
  申请人：Bayer Aktiengesellschaft

  公开号：US05009950A1

  公开（公告）日：1991-04-23

  The present invention is directed to composite structures by thermoplastically shaping an assembly of at least two flat thermoplastically formable plastic materials placed in layers one above the other and optionally at least one upper, lower and/or intermediate layer containing a reinforcing or filler material under such conditions of temperature and pressure that shaping is accompanied by intimate union of the individual layers of the assembly, characterized in that at least one of the flat plastic materials is based on a polyisocyanate polyaddition product having a density of at least 0.8 g/cm.sup.3 which has been prepared by the reaction of (a) aromatic polyisocyanates, (b) compounds having a molecular weight of 1800 to about 12000 and containing a statistical average of at least 2.5 isocyanate-reactive groups, optionally (c) diamines in the molecular weight range of 108 to 400 containing two primary and/or secondary aromatically bound amino groups, and optionally (d) (cyclo)alkanepolyols and/or (cyclo)alkanepolyamines in the molecular weight range of 60 to 1799 optionally containing ether groups, by a single stage or multi-stage process at an isocyanate index of 60 to 140, wherein at least one of components (c) or (d) is used in a quantity such that the total quantity of components (c) and (d) is at least 5% by weight, based on the weight of component (b).

  本发明涉及通过热塑性成型至少两种平面热塑性可成形塑料材料的组合体，这些材料被层层叠放，可选地至少包括一层上部、下部和/或中间层，其中包含加强或填充材料，在温度和压力条件下进行成型，使组合体的各个层之间产生亲密的结合，其特征在于，至少一种平面塑料材料基于具有至少0.8 g/cm.sup.3密度的聚异氰酸酯加成物，该加成物通过反应(a) 芳香族聚异氰酸酯，(b) 分子量为1800至约12000且含有平均至少2.5个异氰酸酯反应基团的化合物，可选地(c) 分子量范围为108至400，含有两个主要和/或次要芳香基氨基团的二胺，以及可选地(d) (环)烷基多元醇和/或(环)烷基多元胺，分子量范围为60至1799，可选地含有醚基，通过单阶段或多阶段过程在异氰酸酯指数为60至140的条件下制备而成，其中至少有(c)或(d)组分之一的用量使得组分(c)和(d)的总用量至少为组分(b)重量的5%。
• Process for the production of molded articles by deep-drawing
  申请人：Bayer Aktiengesellschaft

  公开号：US05069857A1

  公开（公告）日：1991-12-03

  The invention is directed to a process for the production of molded articles by deep-drawing a prefabricated polyurethane(urea) part produced from a polyisocyanate polyaddition product having a specific gravity of at least 0.8 g/cm.sup.3. The part is placed inside a deep-drawing mold and pressed at a temperature of up to 230.degree. C. and a pressure of up to 1,000 bar. After the deep-drawing process, the part is subjected to a dwell time of at least 10 seconds at a temperature of up to 230.degree. C. and a pressure of up to 1,000 and is immediately thereafter removed from the mold.

  本发明涉及一种通过深拉成型预制聚氨酯（脲）零件的方法，该零件由具有至少0.8克/立方厘米的比重的聚异氰酸酯加成物制成。将该零件放置在深拉模具内，在高达230℃和高达1,000巴的温度下施加压力。在深拉过程之后，该零件在高达230℃和高达1,000巴的温度下保持至少10秒，并立即从模具中取出。
• Transparent molded objects, optical member, plastic lens, and processes for producing these
  申请人：——

  公开号：US20040151915A1

  公开（公告）日：2004-08-05

  A transparent molded article comprised of a polymer of the following components (A) and (B), characterized in that said polymer further comprises the following components (C) and (D). A transparent molded article comprised of a polymer of the following components (A) and (B), characterized in that said polymer further comprises the following component (G). An optical member comprising an antireflective layer directly or indirectly on a polyurethane urea polymer substrate, characterized in that said antireflective layer is a multilayer antireflective layer comprising a ½ &lgr; layer, and said ½ &lgr; layer comprises a plural high refractive index layers comprising niobium oxide or niobium oxide, zirconium oxide and yttrium oxide, and a layer comprised of silicon dioxide positioned between the high refractive index layers. Component (A): isocyanate terminal prepolymer in the form of a reaction product of an aliphatic diisocyanate having an intramolecular cyclic structure and a diol having an average molecular weight of 300-2,500 Component (B): one or more aromatic diamines denoted by general formula (I). (In general formula (I), R 1 , R 2 and R 3 are each dependently any of a methyl, ethyl or thiomethyl group.) Component (C): one or more phosphoric acid monoesters denoted by general formula (II). (In general formula (II), R 4 is an alkyl group with a carbon number of 1-10 and n 1 is 1 or 2.) Component (D): one or more phosphoric acid diesters denoted by general formula (III). (In general formula (III), R 5 and R 6 are each dependently an alkyl group with a carbon number of 1-10 and n 2 and n 3 are 1 or 2.) 1 Component (G): one or more phosphorous peroxide decomposing agents.

  透明模压件，由以下组分（A）和（B）的聚合物组成，其特征在于该聚合物还包括以下组分（C）和（D）。透明模压件，由以下组分（A）和（B）的聚合物组成，其特征在于该聚合物还包括以下组分（G）。光学元件，包括直接或间接放置在聚氨酯脲聚合物基底上的防反射层，其特征在于该防反射层是多层防反射层，包括1/2 λ层，该1/2 λ层包括多个高折射率层，其中包括氧化铌或氧化铌、氧化锆和氧化钇的高折射率层，以及位于高折射率层之间的二氧化硅层。组分（A）：端基异氰酸酯预聚物，形式为具有分子量为300-2,500的二元醇和具有分子内环状结构的脂肪族二异氰酸酯反应产物。组分（B）：一个或多个芳香族二胺，由通式（I）表示。（在通式（I）中，R1、R2和R3各自独立为甲基、乙基或硫代甲基中的任意一种基团。）组分（C）：一个或多个磷酸单酯，由通式（II）表示。（在通式（II）中，R4是具有1-10个碳原子数的烷基，n1为1或2。）组分（D）：一个或多个磷酸二酯，由通式（III）表示。（在通式（III）中，R5和R6各自独立为具有1-10个碳原子数的烷基，n2和n3为1或2。）组分（G）：一个或多个磷过氧化物分解剂。
• Reinforced polyurethane/urea elastomers and molded articles produced therefrom
  申请人：Haas Peter

  公开号：US20060189780A1

  公开（公告）日：2006-08-24

  Reinforced polyurethane/urea elastomers with a specified proportion of urea groups and a specified proportion of urethane groups are produced from an isocyanate-reactive component satisfying specified compositional requirements and an isocyanate-terminated prepolymer produced from specified materials. Two-dimensional polyurethane molded articles produced from these reinforced elastomers are characterized by improved toughness and improved shrinkage characteristics. Such molded articles are particularly useful for making automobile components.

  使用符合特定组成要求的异氰酸酯反应组分和由指定材料生产的异氰酸酯末端预聚物，生产具有尿素基团和聚氨酯基团的特定比例的加强聚氨酯/脲弹性体。从这些加强弹性体生产的二维聚氨酯模制品具有改善的韧性和收缩特性。这样的模制品特别适用于制造汽车部件。