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    • 4. 发明申请
    • Monomethine dye compound, optical information recording medium utilizing the compound and process for producing the same
    • 单甲基染料化合物,利用该化合物的光学信息记录介质及其制备方法
    • US20090061141A1
    • 2009-03-05
    • US10594589
    • 2005-03-30
    • Daisuke MorishitaMamoru UchidaTakuo KodairaIsao OkitsuHiroshi HiratsukaHiroaki HoriuchiMaiko Fukita
    • Daisuke MorishitaMamoru UchidaTakuo KodairaIsao OkitsuHiroshi HiratsukaHiroaki HoriuchiMaiko Fukita
    • B32B3/02C07D413/02
    • C09B23/04G11B7/246G11B7/2467G11B7/2472G11B7/2495G11B7/2531G11B7/2533G11B7/2534G11B7/256G11B7/2585G11B7/266
    • [Problems] To provide a monomethine dye compound that enables formation of a thin film with high refractive index and excellent optical properties through formation of a homogeneous thin film of dye molecule J-association complex by easy means (spin coating technique) and that has high sensitivity and excels in short mark recording capability so as to be suitable for high speed recording and high density recording, and further to provide an optical information recording medium utilizing the monomethine dye compound and a process for producing the same.[Means for Solving Problems] Attention has been focused on employment of a spin coating technique so that a homogeneous thin film can be easily formed through coating; on using of a dye material capable of forming a J-association complex to thereby realize excellent optical properties (high refractive index); on using of an oxocyanine dye of high solubility as the dye material so as to enable employment of a solvent free from substrate erosion; on using of a dye exhibiting a large difference between refractive index before recording and refractive index after recording, the decomposition of the dye brought about by an endothermal reaction; etc. There is provided a monomethine dye compound of FIG. 1 characterized in that it is applicable onto a substrate by a spin coating technique.
    • [问题]提供能够形成具有高折射率的薄膜和优异的光学性能的单甲基染料化合物,通过简单的手段(旋涂技术)形成染料分子J缔合络合物的均匀薄膜,并且具有高的 敏感性和优异的短标记记录能力,以适用于高速记录和高密度记录,并且还提供了利用单甲基染料化合物的光学信息记录介质及其制备方法。 [解决问题的手段]注意力集中在旋涂技术的使用上,从而可以通过涂布容易地形成均匀的薄膜; 使用能够形成J缔合络合物的染料,从而实现优异的光学性质(高折射率); 使用高溶解度的氧杂菁染料作为染料材料,以便能够使用无基底侵蚀的溶剂; 在使用在记录前的折射率和记录后的折射率之间显示出很大差异的染料时,由吸热引起的染料的分解; 提供图1的单甲基染料化合物。 1,其特征在于其可通过旋涂技术应用于基底。
    • 5. 发明授权
    • Optical information recording medium
    • 光信息记录介质
    • US07542406B2
    • 2009-06-02
    • US11020912
    • 2004-12-23
    • Mamoru UchidaIsao Okitsu
    • Mamoru UchidaIsao Okitsu
    • G11B7/24
    • G11B7/246G11B7/24076G11B7/24079G11B7/2467G11B7/2472G11B7/2495G11B7/2531G11B7/2533G11B7/2534G11B7/259
    • An optical information recording medium includes a substrate having a pregroove thereon, an optical recording layer containing a light-absorbing substance composed of a dye absorbing a laser beam, and a light-reflective layer reflecting the laser beam. The ratio of the cross-sectional area of the optical recording layer (i.e., the dye) in the pregroove to the cross-sectional area of the pregroove in the direction of the diameter of the optical information recording medium is about 30% to about 63%. In the optical information recording medium, the phenomenon by which the recording power of the laser beam heats the dye in the optical recording layer and the heat is diffused through the optical recording layer and the light-reflective layer is considered.
    • 光学信息记录介质包括其上具有预槽的基板,包含吸收激光束的染料组成的光吸收物质的光学记录层和反射激光束的光反射层。 在光学信息记录介质的直径方向上,预制槽中的光学记录层(即,染料)的横截面积与预制槽的横截面积的比率为约30%至约63 %。 在光学信息记录介质中,考虑激光束的记录功率加热光学记录层中的染料和热量通过光学记录层和光反射层扩散的现象。
    • 7. 发明授权
    • Pneumatic tire having conductive layer and rubber cement layer
    • 具有导电层和橡胶胶层的气动轮胎
    • US09090133B2
    • 2015-07-28
    • US11713056
    • 2007-03-02
    • Mamoru UchidaTakao WadaTomoaki Hirayama
    • Mamoru UchidaTakao WadaTomoaki Hirayama
    • B60C19/08
    • B60C19/08B60C19/086Y02T10/862
    • The objective of the present invention is to provide a pneumatic tire that can desirably prevent generation of static electricity between the road face and the tire, while maintaining a low rolling resistance, so that the safety in use is further improved. In pneumatic tire of the present invention, each of tread rubber, breaker rubber and sidewall rubber that are respectively formed on a tread section, a breaker section and a sidewall section has a volume resistivity of 1×108 Ω·cm or more, with a conductive layer having a volume resistivity smaller than 1×108 Ω·cm and a thickness in a range from 0.2 to 2.0 mm being formed between a carcass ply forming the carcass and the sidewall rubber, and at least either conductive layer or a rubber cement layer that is formed so as to be made in contact with conductive layer and has a volume resistivity lower than that of the tread rubber is exposed to the surface of the tire.
    • 本发明的目的是提供一种能够期望地防止在路面和轮胎之间产生静电的充气轮胎,同时保持低滚动阻力,从而进一步提高使用中的安全性。 在本发明的充气轮胎中,分别形成在胎面部,断路器部和侧壁部的胎面橡胶,破碎橡胶和侧壁橡胶的体积电阻率为1×10 8Ω·cm以上,与 在形成胎体的胎体帘布层和侧壁橡胶之间形成体积电阻率小于1×10 8Ω·cm·cm,厚度为0.2〜2.0mm的导电层,并且至少导电层或橡胶 形成为与导电层接触并且具有比胎面橡胶的体积电阻率低的体积电阻率的水泥层暴露于轮胎的表面。
    • 8. 发明授权
    • Rubber composition for coating steel cord and tire using the same
    • 用于涂覆钢帘线和使用其的轮胎的橡胶组合物
    • US08304480B2
    • 2012-11-06
    • US11636521
    • 2006-12-11
    • Mamoru UchidaTakao WadaTomoaki Hirayama
    • Mamoru UchidaTakao WadaTomoaki Hirayama
    • C08K5/04
    • C08K5/098C08K3/22C08K5/548C08L21/00
    • A rubber composition for coating a steel cord, in which processability, durability and adhesive condition can be improved with favorable balance, and a tire using the rubber composition are provided. The rubber composition for coating a steel cord comprises 40 to 70 parts by weight of silica having a nitrogen adsorbing-specific surface area of 100 to 200 m2/g, 1 to 15 parts by weight of a silane coupling agent, 12 to 20 parts by weight of zinc oxide, 3.5 to 5 parts by weight of sulfur, and an organic cobalt in an amount of 0.05 to 0.3 part by weight, converted into metal cobalt amount, on the basis of 100 parts by weight of a rubber component, and a tire is prepared using the rubber composition.
    • 提供了一种用于涂覆钢帘线的橡胶组合物,其中可以改善加工性,耐久性和粘合性条件,并且平衡良好,并且提供了使用该橡胶组合物的轮胎。 用于涂覆钢帘线的橡胶组合物包含40〜70重量份的氮吸附比表面积为100〜200m 2 / g的二氧化硅,1〜15重量份的硅烷偶联剂,12〜20重量份 基于100重量份的橡胶组分,氧化锌的重量,3.5至5重量份的硫和0.05至0.3重量份的有机钴,转化为金属钴量,和 使用橡胶组合物制备轮胎。
    • 10. 发明授权
    • Pneumatic tire having conductive layer and rubber cement layer including compound having oxyethylene unit
    • 具有导电层的气动轮胎和包含具有氧化乙烯单元的化合物的橡胶胶层
    • US08042582B2
    • 2011-10-25
    • US11723677
    • 2007-03-21
    • Youichi MizunoMamoru Uchida
    • Youichi MizunoMamoru Uchida
    • B60C11/00B60C19/08
    • B60C19/08C08K3/04C08K2201/001C08L21/00C08L71/00Y10S152/02C08L2666/14
    • A pneumatic tire is equipped with at least a tread part, a sidewall part, a bead part, and a carcass extending from tread part through sidewall part to bead part, and provided with a breaker part on the outside of carcass in the radial direction of the tire. The volume resistivity of each of a tread rubber, a sidewall rubber, a breaker rubber, and a carcass rubber formed in the tread part, the sidewall part, the breaker part, and the carcass respectively is set to 1×1012 Ω·cm or more. A conductive layer having volume resistivity of 1×1011 Ω·cm or less is provided between a carcass ply constituting the carcass and the sidewall rubber and has an exposed part to the tire surface. A rubber cement layer contacting with at least a part of the exposed part of the conductive layer and at least a part of the region that becomes a grounding surface in the tread part to the road surface is provided.
    • 充气轮胎至少配置有胎面部,胎侧部,胎圈部以及从胎面部通过侧壁部到胎圈部延伸的胎体,​​并且在胎体的外侧沿径向设置有破碎部, 轮胎。 分别在胎面部,侧壁部,断屑部和胎体中形成的胎面橡胶,侧壁橡胶,破碎橡胶,胎体橡胶的体积电阻率分别设定为1×10 12Ω·cm 或者更多。 在构成胎体的胎体帘布层和侧壁橡胶之间设置体积电阻率为1×1011〜OHgr·cm以下的导电层,并且具有暴露于轮胎表面的部分。 提供了与导电层的暴露部分的至少一部分和至少部分成为胎面部分中的接地表面的路面接触的橡胶胶合层。