苯基[4-(1-吡咯烷基甲基)苯基]甲酮 | 898775-89-8

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 苯基[4-(1-吡咯烷基甲基)苯基]甲酮
• 英文名称: 4-(Pyrrolidinomethyl)benzophenone
• 英文别名: phenyl-[4-(pyrrolidin-1-ylmethyl)phenyl]methanone
• CAS: 898775-89-8
• 化学式: C₁₈H₁₉NO
• 分子量: 265.3
• InChiKey: ATSFRKNYZQYHSN-UHFFFAOYSA-N

物化性质

• 沸点：
  395.7±25.0 °C(Predicted)
• 密度：
  1.123±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3.6
• 重原子数：
  20
• 可旋转键数：
  4
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.28
• 拓扑面积：
  20.3
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 海关编码：
  2933990090

文献信息

• RUBBER COMPOSITION FOR SIDE RUBBER AND PNEUMATIC RADIAL TIRE FOR HEAVY LOAD USING THE SAME
  申请人：Bridgestone Corporation

  公开号：EP2067819A1

  公开（公告）日：2009-06-10

  This invention relates to a rubber composition for a side rubber having a good processability and a reduced hysteresis loss and not deteriorating a durability of a side rubber, and more particularly to a rubber composition for a side rubber characterized by comprising 35 to 55 parts by mass of a filler at least containing carbon black having a grade of not lower than FEF based on 100 parts by mass of a rubber component composed of at least one of natural rubber and synthetic polyisoprene rubber, and another synthetic diene-based rubber, wherein an amount of the compounded carbon black having a grade of not lower than FEF is 15 to 55 parts by mass, and tan δ at 25°C and a total amount of the filler compounded satisfy a relation of the following formula (I): tan δ/Total amount of filler compounded≤0.0025

  本发明涉及一种用于侧胶的橡胶组合物，该组合物具有良好的加工性和较低的滞后损失，且不会降低侧胶的耐久性，更具体地说，涉及一种用于侧胶的橡胶组合物，其特征在于，以 100 份（质量）由至少一种天然橡胶和合成聚异戊二烯橡胶组成的橡胶组分为基础，包含 35 至 55 份（质量）至少含有等级不低于 FEF 的炭黑的填料、和另一种合成二烯基橡胶，其中等级不低于 FEF 的复配炭黑的用量为 15 至 55 份（质量份），25°C 时的 tan δ 和复配填料的总量满足下式（I）的关系：tan δ/混合物填料总量≤0。0025
• RUBBER COMPOSITION AND TIRE
  申请人：Bridgestone Corporation

  公开号：EP3406663A1

  公开（公告）日：2018-11-28

  A rubber composition has: at least three types of diene polymers forming a plurality of polymer phases immiscible with each other; and silica, wherein: a diene polymer (B), of which glass transition temperature (Tg) is neither the highest nor the lowest among the diene polymers each having content of ≥ 10% by mass with respect to the total mass of the diene polymers, has been modified by a compound containing silicon atom; the diene polymer (B) satisfies formula (i) shown below: St+Vi/2≤33 (In the formula, "St" represents content of bonded styrene (mass %) of the diene polymer (B) and "Vi" represents vinyl bond content (mass %) of a conjugated diene compound part of the diene polymer (B)); and the silica has content of ≥ 25 parts by mass with respect to the total mass or 100 parts by mass of the diene polymers.

  一种橡胶组合物具有：至少三种类型的二烯聚合物，形成多个彼此不相溶的聚合物相；以及白炭黑，其中：二烯聚合物（B）的玻璃化转变温度（Tg）在二烯聚合物中既不是最高的，也不是最低的，每种二烯聚合物的玻璃化转变温度（Tg）在二烯聚合物总质量中的含量≥10%，已被含硅原子的化合物改性；二烯聚合物（B）满足下式(i)：St+Vi/2≤33（式中，"St "表示二烯聚合物（B）中键合苯乙烯的含量（质量百分 比），"Vi "表示二烯聚合物（B）中共轭二烯化合物部分的乙烯基键含量（质量百分 比））；相对于二烯聚合物的总质量或 100 质量份，二氧化硅的含量≥25 质量份。
• RUBBER COMPOSITION AND PNEUMATIC TIRE
  申请人：Bridgestone Corporation

  公开号：EP3725836A1

  公开（公告）日：2020-10-21

  A rubber composition of the present invention contains 100 parts by mass of a rubber component (A) containing 45 to 75% by mass of natural rubber and 25 to 55% by mass of a conjugated diene-based polymer, in which a bonded styrene amount of the conjugated diene compound moieties is 25% or less, 1 to 40 parts by mass of a non-modified conjugated diene-based polymer (B) which has a weight average molecular weight of 5,000 or more but less than 40,000 in terms of polystyrene as measured by GPC and in which a bonded styrene amount of the conjugated diene compound moieties is less than 10% and a bonded vinyl amount of the conjugated diene compound moieties is 20% or more, and a filler (C), in which at least one of the conjugated diene-based polymers contained in the rubber component (A) is a modified conjugated diene-based polymer. With the rubber composition, a tire having further enhanced on-ice performance and having both excellent on-ice performance and excellent abrasion resistance is obtained.

  本发明的一种橡胶组合物含有 100 份（质量）的橡胶组分（A），其中天然橡胶占 45% 至 75%（质量），共轭二烯基聚合物占 25% 至 55%（质量），其中共轭二烯化合物分子中的键合苯乙烯含量为 25% 或更少；1 至 40 份（质量）的非改性共轭二烯基聚合物（B），根据 GPC 测量，其聚苯乙烯的重量平均分子量为 5、填充物 (C)，其中橡胶成分 (A) 中包含的至少一种共轭二烯基聚合物是改性共轭二烯基聚合物。有了这种橡胶组合物，就能获得一种冰上性能进一步增强、同时具有优异冰上性能和优异耐磨性的轮胎。
• RUBBER COMPOSITION
  申请人：Bridgestone Corporation

  公开号：EP3730547A1

  公开（公告）日：2020-10-28

  An object of the present invention is to provide a rubber composition which, when used for tires, can improve on-ice performance of tires. The rubber composition of the invention contains a compound represented by the following formula (I), a dienic rubber and a liquid softener, wherein the mixing ratio (by mass) of the liquid softener to the compound represented by the formula (I) is 4.5/1 to 11/1. In the formula (I), R1 represents a divalent hydrocarbon group having 1 or more and 20 or less carbon atoms. R2 and R3 each independently represent a hydrogen atom or a hydrocarbon group having 1 or more and 6 or less carbon atoms. X represents a hydrogen atom, or a group represented by R4-COO-, R4-CONH- or R4-O-, and R4 represents a hydrocarbon group having 1 or more and 20 or less carbon atoms.

  本发明的目的是提供一种橡胶组合物，当其用于轮胎时，可改善轮胎的冰上性能。本发明的橡胶组合物含有下式（I）代表的化合物、二元橡胶和液体软化剂，其中液体软化剂与下式（I）代表的化合物的混合比例（按质量计）为 4.5/1 至 11/1。在式 (I) 中，R1 代表具有 1 个或 1 个以上和 20 个或 20 个以下碳原子的二价烃基。R2 和 R3 各自独立地代表氢原子或具有 1 个或 1 个以上和 6 个或 6 个以下碳原子的烃基。X 代表氢原子或由 R4-COO-、R4-COH- 或 R4-O- 代表的基团，R4 代表具有 1 个或 1 个以上和 20 个或 20 个以下碳原子的烃基。
• Rubber composition and tire
  申请人：BRIDGESTONE CORPORATION

  公开号：US10611899B2

  公开（公告）日：2020-04-07

  A rubber composition, capable of improving both on-ice performance and wear resistance of a tire, contains at least one type of diene polymer, silica, and a resin, wherein: 5 MP≤storage elastic modulus (E′) of the rubber composition at −20° C.≤10 MPa; storage elastic modulus (E′) at −20° C. and loss tangent (tan δ) at −20° C. of the rubber composition satisfy formula (1) below; and a mass ratio of content (parts by mass) of the silica with respect to content (parts by mass) of the resin, or silica content/resin content, is in the range of 1.00 to 4.00. 0.02×(E′−20° C.)+0.25≤(tan δ−20° C.)≤0.65  (1) In the formula, (E′−20° C.) represents storage elastic modulus (MPa) of the rubber composition at −20° C. and (tan δ−20° C.) represents loss tangent of the rubber composition at −20° C.

  一种能改善轮胎冰上性能和耐磨性的橡胶组合物，含有至少一种二烯聚合物、白炭黑和树脂，其中：5MP≤橡胶组合物在-20° C.的储存弹性模量（E′）≤10MPa；橡胶组合物在-20° C.的储存弹性模量（E′）和在-20° C.的损耗正切（tan δ）满足下式（1）；白炭黑含量（质量份数）与树脂含量（质量份数）的质量比，或白炭黑含量/树脂含量在 1.00 至 4.00 之间。 0.02×(E′-20°C)+0.25≤(tan δ-20°C)≤0.65 (1) 式中，(E′-20° C.)表示-20° C 时橡胶成分的储存弹性模量（兆帕），(tan δ-20° C.)表示-20° C 时橡胶成分的损耗正切。