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    • 3. 发明授权
    • Light-collecting systems and the use of coumarin derivatives as energy
converters in them
    • 光收集系统和香豆素衍生物作为能量转换器的使用
    • US4526705A
    • 1985-07-02
    • US451587
    • 1982-12-20
    • Frank ArndtUwe ClaussenHorst HarnischCarl-Wolfgang Schellhammer
    • Frank ArndtUwe ClaussenHorst HarnischCarl-Wolfgang Schellhammer
    • C07D311/16C08K5/00C08K5/41C09B57/02C09K11/06H01L31/055C09K11/02
    • C07D311/16C08K5/0041C08K5/41C09B57/02C09K11/06H01L31/055Y02E10/52
    • Light-collecting system, characterized in that it contains a coumarin derivative of the formula ##STR1## in which T designates O or NR.sub.4, wherein R.sub.4 represents hydrogen, optionally substituted alkyl or optionally substituted aryl;R.sub.1 designates a carbocyclic or heterocyclic, oxygen-free 5-membered or 6-membered ring which is linked via a C atom or a 5-membered or 6-membered heterocyclic ring which is linked via an N atom and which rotates unsymmetrically about an axis passing through the coumarin-N-heterocyclic ring linkage, it being possible for the 5-membered or 6-membered rings mentioned to carry non-ionic substituents and for an optionally substituted benzene ring or an optionally substituted naphthalene ring to be fused onto them;R.sub.2 designates hydrogen, alkyl, cycloalkyl, aralkyl or aryl, it being possible for the hydrocarbon radicals mentioned to be substituted, and R.sub.3 designates hydrogen, alkyl, cycloalkyl, aralkyl, aryl or a --OR.sub.5, --SO.sub.2 R.sub.5, --SO.sub.2 NHR.sub.5, --NHCOR.sub.5, halogen or COOR.sub.5 radical,wherein R.sub.5 represents alkyl, cycloalkyl, aralkyl or aryl, and the use of coumarin derivatives as energy converters in light-collecting systems.
    • 光收集系统,其特征在于其含有式(I)的香豆素衍生物,其中T表示O或NR4,其中R4表示氢,任选取代的烷基或任选取代的芳基; R1表示碳环或杂环的无氧5元或6元环,其通过C原子或通过N原子连接并且绕轴线不对称旋转的5元或6元杂环连接 通过香豆素-N-杂环环键,所提到的5元或6元环可以携带非离子取代基,并且可以任选取代的苯环或任选取代的萘环稠合在它们上; R 2表示氢,烷基,环烷基,芳烷基或芳基,所述烃基可被取代,R3表示氢,烷基,环烷基,芳烷基,芳基或-OR5,-SO2R5,-SO2NHR5,-NHCOR5, 卤素或COOR 5基团,其中R 5表示烷基,环烷基,芳烷基或芳基,以及在光收集系统中使用香豆素衍生物作为能量转换器。
    • 10. 发明授权
    • Dyestuff laser
    • 染料激光
    • US4274062A
    • 1981-06-16
    • US866522
    • 1978-01-03
    • Uwe BrinkmannHelmut TelleRoderich RaueCarl-Wolfgang Schellhammer
    • Uwe BrinkmannHelmut TelleRoderich RaueCarl-Wolfgang Schellhammer
    • H01S3/20H01S3/213
    • H01S3/213
    • Laser light in the wavelength range of 400 - 480 Nm is obtained with a dyestuff laser containing a dyestuff of the general formula ##STR1## wherein E denotes one of the radicals ##STR2## R.sub.1 -R.sub.4 independently of one another denote hydrogen, alkyl, trifluoromethyl, alkoxy, aralkoxy, halogen, alkenyloxy, the carboxyl, cyano, alkylsulphone, arylsulphone, carboxamide or sulphonamide group or the carboxylic acid ester group, or R.sub.1 and R.sub.2, or R.sub.3 and R.sub.4, conjointly represent a fused benzene ring and m and n independently of one another denote 0, 1 or 2, with the proviso that the radical E contains at least one sulphonic acid group if m and n represent 0,and whereinthe radical E can be further substituted, in a solvent which does not interfere with the emission, at a concentration, which emits laser beams, of, preferably, 10.sup.-2 to 10.sup.-5 mols/liter.
    • 使用含有通式为< IMAGE> I的染料的染料激光获得400-480Nm的波长范围内的激光,其中E表示基团之一 + TR R1 -R4彼此独立地表示氢,烷基,三氟甲基,烷氧基,芳烷氧基,卤素,烯氧基,羧基,氰基,烷基砜,芳基砜,甲酰胺或磺酰胺基或羧酸酯基,或R1和R2,或R3和R4 共轭地表示稠合苯环,m和n彼此独立地表示0,1或2,条件是如果m和n表示0,则基团E含有至少一个磺酸基团,其中基团E可以是 在不发射激光的浓度的溶剂中进一步取代,优选为10-2〜10-5摩尔/升。