Bis-(2,4,5-trimethyl-phenyl)-disulfid | 94265-91-5

• 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: Bis-(2,4,5-trimethyl-phenyl)-disulfid
• 英文别名: Di-<2,4,5-trimethylphenyl>-disulfid；bis-(2,4,5-trimethyl-phenyl)-disulfide；Dipseudocumyldisulfid；1,2,4-Trimethyl-5-[(2,4,5-trimethylphenyl)disulfanyl]benzene
• CAS: 94265-91-5
• 化学式: C₁₈H₂₂S₂
• 分子量: 302.505
• InChiKey: PJVOHXVORUADMA-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  6.2
• 重原子数：
  20
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  50.6
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  2,4,5-三甲基-苯亚磺酸 在 盐酸 、 乙醇 、 锌 作用下， 生成 Bis-(2,4,5-trimethyl-phenyl)-disulfid
  参考文献：
  名称：

  Radloff, Chemische Berichte, 1878, vol. 11, p. 32

  摘要：

  DOI：

文献信息

• Golf ball
  申请人：Dunlop Sports Co., Ltd.

  公开号：EP2668976A1

  公开（公告）日：2013-12-04

  A golf ball 2 includes a core 4, a mid layer 6, and a cover 10. The core 4 includes a center 16, a first envelope layer 18, and a second envelope layer 20. The first envelope layer 18 is formed by a first rubber composition being crosslinked. The second envelope layer 20 is formed by a second rubber composition being crosslinked. The first rubber composition and/or the second rubber composition include: a base rubber; a co-crosslinking agent; a crosslinking initiator; and an acid and/or a salt. The co-crosslinking agent is (1) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms; and/or (2) a metal salt of an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms.

  高尔夫球 2 包括球芯 4、中层 6 和外层 10。球芯 4 包括中心 16、第一包胶层 18 和第二包胶层 20。第一包层 18 由交联的第一橡胶成分形成。第二包胶层 20 由交联的第二橡胶组合物形成。第一橡胶组合物和/或第二橡胶组合物包括：基础橡胶；共交联剂；交联引发剂；酸和/或盐。共交联剂是（1）具有 3 至 8 个碳原子的 α，β-不饱和羧酸；和/或（2）具有 3 至 8 个碳原子的 α，β-不饱和羧酸的金属盐。
• GOLF BALL
  申请人：Dunlop Sports Co., Ltd.

  公开号：EP3141578A1

  公开（公告）日：2017-03-15

  An object of the present invention is to provide a golf ball having an excellent flight performance on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover covering the spherical core, wherein the spherical core is formed from a rubber composition containing (a) a base rubber, (b) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, (c) a crosslinking initiator, and (d) an unsaturated fatty acid and/or a metal salt thereof excluding an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof, and provided that the rubber composition further contains (f) a metal compound if only an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms is present as (b) the co-crosslinking agent.

  本发明的目的是提供一种在发球木杆击球时具有优异飞行性能的高尔夫球。本发明提供了一种高尔夫球，包括一个球形芯和至少一个覆盖在球形芯上的盖，其中球形芯由橡胶组合物形成，该橡胶组合物含有：(a) 基础橡胶；(b) 具有 3 至 8 个碳原子的α，β-不饱和羧酸和/或其金属盐作为共交联剂；(c) 交联引发剂、和 (d) 不饱和脂肪酸和/或其金属盐，但不包括具有 3 至 8 个碳原子的 α，β-不饱和羧酸和/或其金属盐，如果只有具有 3 至 8 个碳原子的 α，β-不饱和羧酸作为 (b) 共交联剂，则橡胶组合物还含有 (f) 金属化合物。
• CURED PRODUCT OF GOLF BALL RUBBER COMPOSITION AND GOLF BALL
  申请人：Sumitomo Rubber Industries, Ltd.

  公开号：EP3875529A1

  公开（公告）日：2021-09-08

  An object of the present invention is to provide a cured product of a golf ball rubber composition for constituting a golf ball having excellent shot feeling on both driver shots and approach shots. The present invention provides a cured product of a golf ball rubber composition, wherein the golf ball rubber composition contains (a) a base rubber, (b) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, and (c) a crosslinking initiator, and a product (hardness x (tanδ-80 - tanδ0)) obtained by multiplying a slab hardness of the cured product of the golf ball rubber composition in Shore C hardness by a difference (tanδ-80- tanδ0) between a loss tangent of the cured product of the golf ball rubber composition at -80 °C (tanδ-80) and a loss tangent of the cured product of the golf ball rubber composition at 0 °C (tanδ0) is 28.0 or more.

  本发明的目的是提供一种高尔夫球橡胶组合物的固化产品，用于构成在发球木杆和进球木杆上都具有极佳击球感的高尔夫球。本发明提供了一种高尔夫球橡胶组合物的固化产品，其中高尔夫球橡胶组合物包含：(a) 基础橡胶；(b) 具有 3 至 8 个碳原子的 α，β-不饱和羧酸和/或其金属盐作为共交联剂；(c) 交联引发剂、将高尔夫球橡胶组合物硫化产物的肖氏硬度乘以高尔夫球橡胶组合物硫化产物在-80℃时的损耗正切值（tanδ-80）与高尔夫球橡胶组合物硫化产物在 0℃时的损耗正切值（tanδ0）之差（tanδ-80-tanδ0）得到的乘积（硬度×（tanδ-80-tanδ0））为 28.0 或更高。
• Rubber composition, crosslinked rubber molded product and golf ball
  申请人：Dunlop Sports Co. Ltd.

  公开号：US10293215B2

  公开（公告）日：2019-05-21

  An object of the present invention is to provide a rubber composition from which a crosslinked rubber molded product excellent in the resilience performance can be obtained. The present invention provides a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent and (c) a crosslinking initiator, wherein (b) the co-crosslinking agent contains a complex represented by a general formula (1). [In the formula (1), M is a metal atom, and L is a carboxylate represented by the general formula (2). In the formula (2), R is a hydrogen atom, an alkyl group having 1 to 18 carbon atoms, an alkenyl group having 2 to 18 carbon atoms or an alkynyl group having 2 to 18 carbon atoms, and the dotted line shows a resonance structure. In the formula (1), a plurality of R may be identical to or different from each other, and at least one of R is the alkenyl group having 2 to 18 carbon atoms or the alkynyl group having 2 to 18 carbon atoms.]

  本发明的目的是提供一种橡胶组合物，通过该组合物可获得回弹性能优异的交联橡胶模塑产品。本发明提供了一种橡胶组合物，其中包含（a）基础橡胶、（b）共交联剂和（c）交联引发剂，其中（b）共交联剂包含通式（1）表示的复合物。 [在式 (1) 中，M 是金属原子，L 是通式 (2) 所代表的羧酸盐。式（2）中，R 是氢原子、具有 1 至 18 个碳原子的烷基、具有 2 至 18 个碳原子的烯基或具有 2 至 18 个碳原子的炔基，虚线表示共振结构。在式 (1) 中，多个 R 可以彼此相同或不同，且至少一个 R 是具有 2 至 18 个碳原子的烯基或具有 2 至 18 个碳原子的炔基。］
• Method for producing golf ball
  申请人：Sumitomo Rubber Industries, Ltd.

  公开号：US11167458B2

  公开（公告）日：2021-11-09

  An object of the present invention is to provide a method for obtaining a golf ball having excellent impact durability. The present invention provides a method for producing a golf ball, comprising a first step of kneading (a) a base rubber, (b) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, (c) a crosslinkable compound having two or more polymerizable unsaturated bonds in a molecule thereof, and (d) a crosslinking initiator to prepare a core rubber composition; a second step of producing the spherical core from the core rubber composition at a molding temperature in a range from 100° C. to 150° C.; and a third step of molding the at least one cover layer covering the spherical core on the spherical core.

  本发明的目的是提供一种获得具有优异冲击耐久性的高尔夫球的方法。本发明提供了一种生产高尔夫球的方法，包括第一步，捏合(a)基础橡胶，(b)具有 3 至 8 个碳原子的 α，β-不饱和羧酸和/或其金属盐作为共交联剂，(c)在其分子中具有两个或两个以上可聚合不饱和键的可交联化合物，以及(d)交联引发剂，以制备芯部橡胶组合物；第二步，在 100 摄氏度至 150 摄氏度的模塑温度下，用芯部橡胶组合物生产球形芯；以及至 150 摄氏度范围内；以及第三步，在球形芯材上模塑覆盖球形芯材的至少一个覆盖层。