2,3,4,5-Tetrabromodiphenyl ether | 446254-32-6

• 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: 2,3,4,5-Tetrabromodiphenyl ether
• 英文别名: 1,2,3,4-tetrabromo-5-phenoxybenzene
• CAS: 446254-32-6
• 化学式: C₁₂H₆Br₄O
• 分子量: 485.79
• InChiKey: NDRSXNBQWAOQPP-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  6.2
• 重原子数：
  17
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  9.2
• 氢给体数：
  0
• 氢受体数：
  1

文献信息

• Phosphorus compound
  申请人：——

  公开号：US20030109736A1

  公开（公告）日：2003-06-12

  The phosphorus-containing compound of the present invention is represented by the following formula (I), (II) or (III): 1 wherein Z 1 , Z 2 and Z 3 each represents a cycloalkane, a cycloalkene, a polycyclic aliphatic hydrocarbon or an aromatic hydrocarbon rings which may have a substituent; R represents a halogen atom, a hydroxyl, a carboxyl, a halocarboxyl (haloformyl), an alkyl, an alkoxy, an alkenyl or an aryl groups; A represents a polyvalent group corresponding to an alkane; Y 1 , Y 2 and Y 3 each represents —O—, —S— or —NR 1 —, wherein R 1 represents a hydrogen atom or an alkyl group; k is an integer of to 6; m is an integer of 0 to 2; n is an integer of not less than 1; q is an integer of 0 to 5; r is 0 or 1; and S is an integer of 1 to 4. The phosphorus-containing compound is excellent in heat resistance and is useful as flame retardants, plasticizers, or stabilizers.

  本发明的含磷化合物由以下式(I)、(II)或(III)表示：其中Z1、Z2和Z3分别表示可能具有取代基团的环烷烃、环烯烃、多环脂肪烃或芳香烃环；R表示卤素原子、羟基、羧基、卤代羧基（卤甲酰基）、烷基、烷氧基、烯基或芳基；A表示对应于烷烃的多价基团；Y1、Y2和Y3分别表示—O—、—S—或—NR1—，其中R1表示氢原子或烷基；k为0至6的整数；m为0至2的整数；n为不少于1的整数；q为0至5的整数；r为0或1；S为1至4的整数。这种含磷化合物具有优异的耐热性，可用作阻燃剂、增塑剂或稳定剂。
• Curable resin composition
  申请人：Kawabe Masanao

  公开号：US20070129502A1

  公开（公告）日：2007-06-07

  Provided is curable resin composition which gives a cured article excellent in chemical resistance, dielectric properties, low water-absorption, heat resistance, flame retardance, and mechanical properties and which is usable in applications such as dielectric materials, insulating materials, heat-resistant materials, and structural materials. The curable resin composition includes a component (A) which is a polyphenylene ether oligomer having a number-average molecular weight of 700 to 4,000 and having a vinyl group at both end and a component (B) which is a solvent-soluble polyfunctional vinylaromatic copolymer which has structural units derived from monomers including a divinylaromatic compound (a) and an ethylvinylaromatic compound (b) and in which the content of repeating units derived from the divinylaromatic compound (a) is 20 mol % or higher, the ratio of the amount (wt. %) of the component (A) to that (wt. %) of the component (B) being (20 to 98):(2 to 80). The composition can further contain a layered silicate, a halogenated flame retardant, etc.

  提供了一种可治愈的树脂组合物，其使得固化后的制品具有出色的化学耐性、介电性能、低吸水性、耐热性、阻燃性和机械性能，并可用于介电材料、绝缘材料、耐热材料和结构材料等应用。该可治愈的树脂组合物包括以下组分：(A)是一种聚苯醚寡聚体，其具有700至4,000的数量平均分子量，并在两端具有乙烯基；(B)是一种可溶于溶剂的多功能乙烯基芳香族共聚物，其具有从单体中衍生出的结构单元，包括一种二乙烯基芳香族化合物(a)和一种乙基乙烯基芳香族化合物(b)，其中重复单元中来自二乙烯基芳香族化合物(a)的含量为20摩尔%或更高，组分(A)与组分(B)的重量比为(20至98)∶(2至80)。该组合物还可以进一步包含层状硅酸盐、卤素阻燃剂等。
• Granular organohalide flame retardant additive and methods of preparing the same
  申请人：SEKISUI KASEIHIN KOGYO KABUSHIKI KAISHA

  公开号：EP0115341A2

  公开（公告）日：1984-08-08

  A granular flame retardant additive and a method of preparing the same is provided comprising from 70 to 99.5% by weight of an organohalide flame retardant and from 0.5 to 30% by weight of thermoplastic synthetic resin as a binder. The additive is easy to handle and resistant to disintegration during transportion and mixing with fabricating resin pellets. Uniform distribution thereof in fabricated thermoplastic articles is achieved by simply co-feeding the granules and the fabricating resin to a fabricating machine.

  本发明提供了一种颗粒状阻燃添加剂及其制备方法，该添加剂由 70%至 99.5%（按重量计）的有机卤化物阻燃剂和 0.5%至 30%（按重量计）的热塑性合成树脂作为粘合剂组成。 该添加剂易于处理，在运输和与制造树脂颗粒混合的过程中不易分解。 只需将颗粒和制造树脂共同送入制造机，即可在制造的热塑性物品中实现均匀分布。
• Self-extinguishing compositions based on ethylene vinylacetate copolymers suitable for the preparation of foamed materials
  申请人：MONTEDIPE S.p.A.

  公开号：EP0144015A1

  公开（公告）日：1985-06-12

  Compositions based on ethyiene vinylacetate copolymers provided with self-extinguishing properties and suitable for the preparation of foamed materials, comprising for 100 parts by weight of copolymers: - from 5 to 10 parts by weight of at least a bromodiphenylether containing at least 3 bromine atoms - from 2 to 4 parts by weight of a metal oxide selected from amongst antimony, bismuth and tungsten oxides - 0.1 to 1 parts by weight of a compound having the general formula wherein R1, R2, R3, R4 equal or different from each other, can be hydrogen, chlorine, bromine, aliphatic hydrocarbon radicals containing from 1 to 6 carbon atoms, phenyl or cyclohexyl radicals, or -NO2 or -CN groups. R5, R, equal or different, can be hydrogen, chlorine, bromine, aliphatic hydrocarbon radicals containing from 1 to 3 carbon atoms, or alkoxy radicals containing 1-4 carbon atoms or groups, where R7 is alkyl radical containing from 1 to 3 carbon atoms.

  以乙烯-醋酸乙烯共聚物为基础的具有自熄灭特性并适用于制备发泡材料的复合物，按重量计，共聚物的含量为 100 份： - 5 至 10 份（按重量计）至少含 3 个溴原子的溴二苯醚 - 2 至 4 份（按重量计）选自锑、铋和钨氧化物的金属氧化物 - 0.1 至 1 份（按重量计）具有通式的化合物 其中 R1、R2、R3、R4 可以是氢、氯、溴、含有 1 至 6 个碳原子的脂族烃基、苯基或环己基、或 -NO2 或 -CN。 R5、R（相同或不同）可以是氢、氯、溴、含 1 至 3 个碳原子的脂族烃基、或含 1 至 4 个碳原子的烷氧基或烷氧基基团。 基团，其中 R7 为含 1 至 3 个碳原子的烷基。
• Polycarbonates exhibiting improved heat resistance
  申请人：GENERAL ELECTRIC COMPANY

  公开号：EP0164476A1

  公开（公告）日：1985-12-18

  Thermoplastic polymer exhibiting improved heat resistance comprised of the polymerized reaction products of (i) a carbonate precursor, and (ii) at least one dihydric phenol represented by the general formula wherein: R is independently selected from alkyl radicals; R, is independently selected from monovalent hydrocarbon radicals; X is selected from cycloalkylidene radicals containing from 8 to about 16 ring carbon atoms; each n is two; and m represents a whole number having a value of from 0 up to the number of replaceable hydrogen atoms present on X.

  具有更好耐热性的热塑性聚合物，由以下物质的聚合反应产物组成：(i) 碳酸酯前体；(ii) 至少一种由通式表示的二水酚 其中：R 独立地选自烷基；R，独立地选自单价烃基；X 选自含有 8 至约 16 个环碳原子的环亚烷基；每个 n 为两个；m 代表一个整数，其值从 0 到 X 上存在的可置换氢原子数。