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    • 1. 发明授权
    • Liquid crystal composition
    • 液晶组成
    • US3975285A
    • 1976-08-17
    • US411297
    • 1973-10-30
    • Yoshitake OhnishiMinoru OzutsumiYoshihide MiyazawaMichihiro Gonda
    • Yoshitake OhnishiMinoru OzutsumiYoshihide MiyazawaMichihiro Gonda
    • C09K19/54G02F1/13C09K3/34G02F1/16
    • C09K19/36C09K19/54C09K19/60
    • A liquid crystal composition having long-life dynamic light scattering properties under application of DC or AC voltage, comprising (1) at least one liquid crystalline substance selected from the group consisting of nematic and cholesteric, and (2) at least one additive selected from the group consisting of (A) mixtures of at least one first organic cyclic compound selected from the group consisting of quinone compounds, quinoneimine compounds, imino compounds, desoxybenzoin compounds, dibenzyl methane compounds and triphenyl methane compounds, with at least one second organic cyclic compound selected from the group consisting of hydroquinone compounds, aromatic amino compounds, heterocyclic amino compounds and alicyclic amino compounds, and (B) aromatic, heterocyclic and alicyclic compounds having at least one radical selected from the group consisting of carbonyl and imino radicals and at least one radical selected from the group consisting of hydroxyl and amino radicals.
    • 一种在施加DC或AC电压下具有长寿命动态光散射特性的液晶组合物,包括(1)至少一种选自向列型和胆甾醇型的液晶物质,和(2)至少一种选自 由(A)至少一种选自醌化合物,醌亚胺化合物,亚氨基化合物,脱氧苯偶姻化合物,二苄基甲烷化合物和三苯基甲烷化合物的至少一种第一有机环状化合物与至少一种第二有机环状化合物 选自氢醌化合物,芳族氨基化合物,杂环氨基化合物和脂环族氨基化合物,和(B)具有至少一个选自羰基和亚氨基的基团的芳族,杂环和脂环族化合物和至少一种 选自羟基和氨基的基团。
    • 2. 发明授权
    • Liquid crystal composition
    • 液晶组成
    • US3979320A
    • 1976-09-07
    • US507130
    • 1974-09-18
    • Minoru OzutsumiYoshitake OhnishiYoshihide MiyazawaMichihiro Gonda
    • Minoru OzutsumiYoshitake OhnishiYoshihide MiyazawaMichihiro Gonda
    • C09K19/56C09K3/34G02F1/13
    • C09K19/56
    • A liquid crystal composition having a homogeneous alignment of the liquid crystalline molecules, comprises a liquid crystal material, for example, nematic, smectic and cholesteric liquid crystal substances, an additive effective for forming the homogeneous alignment, said additive consisting of at least one heterocyclic compound having a five or six-membered heterocyclic ring containing therein at least one atomic group selected from the class consisting of the atomic group of the formulae; ##EQU1## wherein X is a hydrogen atom or substituted or unsubstituted phenyl radical, and at least one atomic group of the formula: ##EQU2## Y, wherein Y represents an oxygen or sulfur atom, said heterocyclic compounds being different from indigo, and, if necessary, a supplementary additive effective for enhancing the dynamic scattering property of the liquid crystal material, said supplementary additive consisting of at least one substance selected from the class consisting ofA. mixtures of a quinone compound and a compound in which oxo groups of the quinone compound are substituted by hydroxyl groups.B. organic cyclic compounds having either a hydroxyl or amino group, or both, and either a carbonyl or imino group, or both, andC. mixtures of one or more of the organic cyclic compounds as defined in the above Item (b) and at least one compound selected from the group consisting of the quinone and substituted quinone compounds as defined in the above Item (a).
    • 具有液晶分子均匀排列的液晶组合物包括液晶材料,例如向列型,近晶色和胆甾型液晶物质,有效形成均匀取向的添加剂,所述添加剂由至少一种杂环化合物 其中含有至少一个选自由式的原子团组成的类别的原子团的五元或六元杂环; | -NX其中X是氢原子或取代或未取代的苯基,以及至少一个下式的原子团:| -C = Y,Y,其中Y表示氧或硫原子,所述杂环化合物不同于靛蓝 ,并且如果需要,可以增加有效提高液晶材料的动态散射性质的补充添加剂,所述补充添加剂由选自以下的一种物质组成:复合化合物的混合物和化合物的混合物 喹啉化合物组由羟基组合取代。
    • 6. 发明授权
    • Heat sensitive record material
    • 热敏记录材料
    • US4539577A
    • 1985-09-03
    • US651038
    • 1984-09-14
    • Kazuo KanekoMichihiro GondaSusumu SuzukaKatsumasa Kitsukawa
    • Kazuo KanekoMichihiro GondaSusumu SuzukaKatsumasa Kitsukawa
    • B41M5/337B41M5/18
    • B41M5/3375
    • A heat sensitive record material comprising a support sheet and a heat sensitive record layer formed on the support sheet, the heat sensitive record layer being composed essentially of a colorless or light-colored electron-donating colorless dye, an acidic substance which is thermally reactive with the electron-donating colorless dye to develop a color and a binder, characterized in that said heat sensitive record layer contains an effective amount of at least one anilide compound represented by the general formula: ##STR1## where R.sub.1 is an alkyl group having 1 to 6 carbon atoms or a cycloalkyl group; R.sub.2 is a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, a sulfamoyl group or a halogen atom; R.sub.3 is a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms or a halogen atom; and n is an integer of 0 to 5.
    • 一种热敏记录材料,包括支撑片和形成在支撑片上的热敏记录层,热敏记录层基本上由无色或浅色的供电子的无色染料组成,该物质与 电子给体的无色染料以形成颜色和粘合剂,其特征在于所述热敏记录层含有有效量的至少一种由通式表示的苯胺化合物:其中R 1是具有1至 6个碳原子或环烷基; R2是氢原子,碳原子数1〜4的烷基,碳原子数1〜4的烷氧基,氨磺酰基或卤素原子; R3为氢原子,碳原子数为1〜4的烷基,碳原子数为1〜4的烷氧基或卤原子; n为0〜5的整数。
    • 8. 发明授权
    • Heat sensitive record material
    • 热敏记录材料
    • US4482905A
    • 1984-11-13
    • US511933
    • 1983-07-08
    • Kazuo KanekoToshio ObaraMichihiro GondaKatsumasa KickawaMikiko Kanasugi
    • Kazuo KanekoToshio ObaraMichihiro GondaKatsumasa KickawaMikiko Kanasugi
    • B41M5/337B41M5/18
    • B41M5/3375
    • A heat sensitive record material comprising a support sheet and a record layer formed on the support sheet, the record layer being composed essentially of a colorless or light-colored fluoran compound, an acidic substance which is thermally reactive with the fluoran compound to develop a color and a binder, characterized in that said record layer contains an effective amount of at least one benzenesulfonamide compound represented by the general formula: ##STR1## where R.sub.1 is a hydrogen atom, a C.sub.1 -C.sub.5 alkyl group, an acetylamino group or a halogen atom, R.sub.2 is a hydrogen atom, a C.sub.1 -C.sub.5 alkyl group, a cyclohexyl group or a phenyl group which may be substituted and R.sub.3 is a C.sub.1 -C.sub.5 alkyl group, a cyclohexyl group or a phenyl group which may be substituted, provided R.sub.2 and R.sub.3 may form together with N a saturated ring.
    • 一种热敏记录材料,包括支撑片和形成在支撑片上的记录层,该记录层基本上由无色或浅色的荧烷化合物组成,与荧烷化合物热反应以产生颜色的酸性物质 和粘合剂,其特征在于所述记录层含有有效量的至少一种由以下通式表示的苯磺酰胺化合物:其中R1是氢原子,C1-C5烷基,乙酰氨基或 卤素原子,R 2为氢原子,可以被取代的C 1 -C 5烷基,环己基或苯基,R 3为可被取代的C 1 -C 5烷基,环己基或苯基, 条件是R2和R3可与N一起形成饱和环。
    • 9. 发明授权
    • Heat sensitive recording sheet
    • 热敏记录纸
    • US4839334A
    • 1989-06-13
    • US2235
    • 1987-01-12
    • Toshiyuki AbeKatsumasa KikkawaMichihiro GondaHideyuki SensuiMikiko Kanasugi
    • Toshiyuki AbeKatsumasa KikkawaMichihiro GondaHideyuki SensuiMikiko Kanasugi
    • B41M5/327
    • B41M5/3275Y10S428/913Y10T428/24876Y10T428/31866
    • A heat sensitive recording sheet having a heat sensitive color forming layer wherein a mixture of fluoran compounds of the following formulas I and II is used as a color former; ##STR1## wherein R.sub.1 is a hydrogen atom, an alkyl group having from 1 to 8 carbon atoms, a tetrahydrofurfuryl group, a substituted or unsubstituted phenyl group or a cycloalkyl group, R.sub.2 is a hydrogen atom, a chlorine atom, a fluorine atom, a lower alkyl group, a lower alkoxy group, a lower alkoxyalkyl group, a phenyl group or a benzyl group, and R.sub.3 is a hydrogen atom, a chlorine atom, a fluorine atom, a bromine atom, a lower alkyl group or an acyl group; and ##STR2## wherein each of R.sub.4 and R.sub.5 is a hydrogen atom, an alkyl group having from 1 to 8 carbon atoms, a substituted or unsubstituted phenyl group or a cycloalkyl group, or R.sup.4 and R.sub.5 may, together with the adjacent nitrogen atom, form a ring of the formula ##STR3## each of R.sub.6 and R.sub.7 is a hydrogen atom, a chlorine atom, a fluorine atom, a bromine atom, a lower alkyl group, a lower alkoxy group, a lower alkoxyalkyl group, a phenyl group or a benzyl group, and R.sub.8 is a hydrogen atom, a chlorine atom, a fluorine atom, a bromine atom, a lower alkyl group or an acyl group.
    • 一种具有热敏颜色形成层的热敏记录片,其中使用下列通式I和II的荧烷化合物的混合物作为着色剂; (I)其中R1是氢原子,具有1至8个碳原子的烷基,四氢糠基,取代或未取代的苯基或环烷基,R2是氢原子,氯原子, 氟原子,低级烷基,低级烷氧基,低级烷氧基烷基,苯基或苄基,R3为氢原子,氯原子,氟原子,溴原子,低级烷基或 酰基; 和其中R 4和R 5各自为氢原子,具有1至8个碳原子的烷基,取代或未取代的苯基或环烷基,或R 4和R 5可以与相邻的 氮原子形成下式的环,其中R6和R7各自为氢原子,氯原子,氟原子,溴原子,低级烷基,低级烷氧基,低级烷氧基烷基,低级烷氧基 苯基或苄基,R 8为氢原子,氯原子,氟原子,溴原子,低级烷基或酰基。
    • 10. 发明授权
    • Xanthene derivative and a production process of the same
    • 呫吨衍生物及其制备方法相同
    • US4749796A
    • 1988-06-07
    • US805699
    • 1985-12-06
    • Hideyuki SensuiMichihiro GondaToshio Obara
    • Hideyuki SensuiMichihiro GondaToshio Obara
    • C07B61/00C07D311/82G03C1/00G03C1/675G03F7/004G03F7/105
    • G03F7/105C07D311/82
    • This invention relates to a xanthene derivative that develops color on oxidation, so that it is favorably used for a photoresist, a PS plate or a proofing agent. The xanthene derivative, which has the following structural formula (I), is produced by putting a fluoran derivative represented by the following structural formula (II) to an esterification reaction and then to a reduction reaction. ##STR1## In the above formulae R.sub.1 and R.sub.2 independently stand for hydrogen, an alkyl radical with 1 to 8 carbon atoms, a tetrahydrofurfuryl radical, a substitued or an unsubstituted phenyl radical, a substituted or an unsubstituted benzyl radical or a cyclic alkyl radical; in addition, R.sub.1 and R.sub.2 are able to form a ring in pairs. R.sub.3 and R.sub.6 independently stand for hydrogen, chlorine, fluorine, a lower alkyl radical or a lower alkoxy radical. R.sub.4 and R.sub.5 independently stand for hydrogen, chlorine, fluorine, a lower alkyl radical, a lower alkoxy radical, a lower alkoxyalkyl radical, a substituted or an unsubstituted phenyl radical, a substituted or an unsubstituted benzyl radical, an amino radical, a N-substituted or N,N-substituted amino radical or a cyclic alkyl radical; in addition, R.sub.3 and R.sub.4, R.sub.4 and R.sub.5, and R.sub.5 and R.sub.6 are able to form a ring in pairs respectively. R.sub.7 stands for an alkyl radical, a substituted or an unsubstituted phenyl radical or a substituted or an unsubstituted benzyl radical. X stands for hydrogen, chlorine, fluorine, bromine, a nitro radical, a lower alkyl radical or a lower alkylamino radical; and n stands for an integer from 1 to 4 inclusive.
    • 本发明涉及在氧化时显色的呫吨衍生物,因此有利地用于光致抗蚀剂,PS板或校样剂。 具有以下结构式(I)的呫吨衍生物通过将由下列结构式(II)表示的荧烷衍生物置于酯化反应中进行还原反应来制备。 (II)在上述式中,R 1和R 2分别代表氢,具有1至8个碳原子的烷基,四氢糠基,取代或未取代的苯基,取代或 未取代的苄基或环状烷基; 此外,R1和R2能够成对形成环。 R3和R6独立地代表氢,氯,氟,低级烷基或低级烷氧基。 R4和R5独立地代表氢,氯,氟,低级烷基,低级烷氧基,低级烷氧基烷基,取代或未取代的苯基,取代或未取代的苄基,氨基, 取代或N,N-取代的氨基或环状烷基; 另外,R 3和R 4,R 4和R 5以及R 5和R 6可以分别成对形成环。 R7代表烷基,取代或未取代的苯基或取代或未取代的苄基。 X代表氢,氯,氟,溴,硝基,低级烷基或低级烷基氨基; n表示1〜4的整数。