36 results about "Tetracyanoquinodimethane" patented technology

This invention provides a data storage media comprising at least a cyanine-TCNQ complex dye having the structural formula:wherein Q and Q' denote aromatic or polyaromatic, R1 and R2 are selected from the group consisting of alkyl, arylester, alkoxy, alkylthio, and alkoxythio etc., n represents an integer of 0, 1, 2, and 3, TCNQ-m represents 7,7',8,8'-tetracyanoquinodimethane or its derivatives, and m is an integer of 1 or 2. The data storage media comprising the cyanine-TCNQ complex dye includes a reflection optical recording media and a non-reflection fluorescent optical recording media suiting the requirement.

A conductive polymer of polyaniline (PANi), tetracyanoquinodimethane (TCNQ) and a transferrin family member. The conductive polymer can be used in conductometric assays, including biosensor devices. One particular transferrin family member provided in the polymer is lactoferrin.

The present invention relates to an organic light emitting diode display device and a manufacturing method thereof. The organic light emitting diode display device includes a plurality of organic thin film transistors, and each organic thin film transistor includes a gate, a dielectric insulating layer on the gate, A channel layer is located on the dielectric insulating layer. The channel layer includes a doping layer, the doping layer includes an organic material and a doping substance, the organic material includes one of pentacene or polytrihexyl-thiadiene pentacycle, and the doping substance includes trioxide One of tungsten or 2,3,5,6-tetrafluoro-7,7',8,8'-tetracyanodimethyl-p-benzoquinone, this organic material reacts with doping substances to generate positive charges to neutralize the remaining Negative charges in the channel layer. The OLED display device has relatively stable brightness.

The invention discloses a synthesis method of 2,3,5,6-tetrafluoro-7,7,8,8-tetracyanoquinodimethane and relates to the technical field of organic electroluminescent materials. On the basis of simplifying the synthesis method, wastewater generated by post-treatment is reduced, and the safety of a synthesis process is improved, so that the synthesis method is applicable to industrial production. The synthesis method comprises the following steps: firstly, carrying out a condensation reaction by taking 2,3,5,6-tetrafluoroterephthaloyl chloride andtrialkylsilyl cyanide as raw materials under an oxygen-free and dry environment to obtain an intermediate; and then, removing trialkylsiloxy in the intermediate to obtain F4-TCNQ. The synthesis method of the 2,3,5,6-tetrafluoro-7,7,8,8-tetracyanoquinodimethane, disclosed by the invention, is used for synthesizing organic electroluminescent materials.

An epoxy resin composition for semiconductor encapsulation includes at least one epoxy resin, at least one curing agent, at least one filler, and at least one first curing accelerator, the first curing accelerator having a tetracyanoethylene, a 7,7,8,8-tetracyanoquinodimethane, a compound having the chemical structure of Formula 1, or a mixture thereof,wherein each of R1 through R7, independently, represents a hydrogen atom or a C1-C12 hydrocarbon group, provided that when R1 through R7 are C1-C12 hydrocarbon groups, R1 and R2, R2 and R3, R3 and R4, R4 and R5, R5 and R6, and R6 and R7 can be joined to each other to form a cyclic structure.

The invention discloses a preparation method of a porous composite material. The material is prepared by forming binary co-crystallization through utilizing two monomer organic molecules, namely by grinding chalcone molecules containing aromatic thickening rings, and 7,7,8,8-Tetracyanoquinodimethane (TCNQ) under the assistance of no solvent, or prepared by grinding under the assistance of non-aromatic hydrocarbon solvent and drying. The porous composite material can selectively absorb aromatic hydrocarbon and aromatic hydrocarbon composition after being applied to a solvent mixture of aromatic hydrocarbon and non-aromatic hydrocarbon.

The invention discloses a preparation method of a porous composite material capable of selectively absorbing aromatic hydrocarbon. The composite material is obtained from two monomer molecules by cocrystallization. Particularly, the preparation method comprises the steps of: dissolving 1-acetyl-3-(4-methoxy phenyl)-5-(9-anthryl) pyrazoline (AMPE) and 7, 7, 8, 8-TCNQ in a non-aromatic solvent, then removing the solvent, and finally drying to obtain the composite material. The composite material provided by the invention is used for only selectively absorbing aromatic hydrocarbon from a mixture of aromatic hydrocarbon and non-aromatic hydrocarbon solvents.

A method for synthesizing metal-tetracyano-p-benzoquinodimethane ester derivatives, which is to put a compound containing a desired metal ion into an acetonitrile solution in which TCNQ ester derivatives and NaI (sodium iodide) are dissolved In the temperature range from room temperature to 85 °C, the electron transfer complex metal-tetracyano-p-benzoquinodimethane ester derivative can be obtained by stirring and reacting for one to two hours. The reaction formula is as follows: 2M + +3NaI+2TCNQ(CH 2 CH 2 COOR) 2 →2M(TCNQ(CH 2 CH 2 COOR) 2 )+3Na + +I 3 - C and N in the structural formula represent carbon and nitrogen, respectively, ROOCH 2 CH 2 R in - stands for alkyl: -C n H 2n+1 , n=1~10, M represents metal, Na represents sodium, and I represents iodine.

The invention discloses a copper-7, 7, 8, 8-tetracyanoquinodimethane material and a preparation method and an application thereof. The method comprises the following steps: in an inert atmosphere, dissolving -7, 7, 8, 8-tetracyanoquinodimethane in acetonitrile; and then, adding cuprous iodide, and carrying out a reaction under reflux to obtain the material. The material prepared by the invention can be used for preparing organic thermoelectric materials. Through verification, the thermoelectricity of the copper-7, 7, 8, 8-tetracyanoquinodimethane doped by 2, 3, 5, 6-tetrafloro-7, 7', 8, 8'-tetracyanodimethyl p-benzoquinone is remarkably improved, for instance, when the dosage concentration of 2, 3, 5, 6-tetrafloro-7, 7', 8, 8'-tetracyanodimethyl p-benzoquinone under 360K is 1mol%, the power factor is improved from 1.4 mu W / mK<2> to 2.2 mu W / mK<2>. Meanwhile, the preparation method provided by the invention is simple in process, easy in preparation and low in cost.