Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

88results about How to "Efficient launch" patented technology

Triphenylamine substituted-vinyl modified phenanthroimidazole compound, preparation method thereof and application of compound as electroluminescent device

ActiveCN109705041AEfficient launchEnhance aggregation-induced luminescence effectOrganic chemistrySolid-state devicesQuantum yieldGreen-light
The invention discloses a triphenylamine substituted-vinyl modified phenanthroimidazole compound, a preparation method thereof and an application of the compound as an electroluminescent device. The structural general formula of the compound is shown in a formula (I), wherein R is hydrogen or phenyl. According to the invention, excellent characteristics of phenanthroimidazole materials and triphenylamine substituted-vinyl are adopted, meanwhile, a donor and a receptor are connected through the vinyl, and the pi electron ionization region can be effectively improved, so that carrier injection and transmission are more balanced, then fluorescence quantum efficiency is improved, and high-fluorescence quantum efficiency of a solid-state thin film under an aggregation state is achieved; and meanwhile, blue-green light can be efficiently emitted in an organic solvent, and organic luminescent small molecules with good carrier transmission capability and high fluorescence quantum yield under aaggregation state are synthesized. The compound provided by the invention can be used as a luminescent material to be widely applied to organic luminescent devices, in particular to the stable and efficient organic electroluminescent devices.
Owner:GUANGDONG UNIV OF TECH

Environment-friendly missile-gun fire vehicle

The invention provides an environment-friendly missile-gun fire vehicle, which comprises a vehicle body. A gun barrel fixing platform is arranged on the upper side of the vehicle body, a gun barrel is fixed on the gun barrel fixing platform and comprises a magazine holder; a controller, an elevation angle driving motor, a rotating motor and an inert gas storage tank are arranged in the vehicle body; the elevation angle driving motor is connected with the gun barrel fixing platform through an elevation angle rotating gear plate; a rotary fort is arranged in the vehicle body, one end of the rotary fort is fixedly connected with the elevation angle rotating gear plate, and the other end of the rotary fort is connected with a gear of the rotating motor through the rotating gear plate; the inert gas storage tank is connected with the gun barrel through an air duct. According to the environment-friendly missile-gun fire vehicle, high-pressure gas is taken as a power source; after aiming at a fire source, the fire vehicle can fire a carbon dioxide fire extinguishing bomb to instantly extinguish flame and isolate oxygen, and firefighters do not need to arrive in a fire ground and can quickly extinguish the fire, so that the labor and the materials are saved, and the material and property loss caused by a fire disaster is reduced.
Owner:帅汽(上海)新能源科技有限公司

Constant current transmitting system for measurement while drilling of electromagnetic wave geosteering tool

The invention provides a constant current transmitting system for measurement while drilling of an electromagnetic wave geosteering tool and belongs to the field of oil exploitation or underground mine exploration or the like. A wireless electromagnetic wave transmitting device is connected with a current detecting unit, the current detecting unit is connected with a current signal feedback unit and a transmitting antenna, and the current signal feedback unit is connected with a current control unit. The current control unit is connected with a power supply device, and the power supply device is connected with the wireless electromagnetic wave transmitting device. The constant current transmitting system can be applied to measurement while drilling of the wireless electromagnetic wave geosteering tool or other working modes with wireless electromagnetic waves used for achieving data transmission between stratums or between ore beds, and working media comprise drilling fluid, clean water, air, nitrogen and the like. A power control method for wireless electromagnetic wave data transmission has the advantages that attenuation on transmission signals by the change of resistivity of stratum and drilling media is well lowered so that the wireless electromagnetic data can be better detected on the ground.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Indolocarbazole-based organic light-emitting material and preparation method and application thereof

InactiveCN112961157ASmall singlet-triplet energy level differenceEasy to separateOrganic chemistrySolid-state devicesPtru catalystCarbazole
The invention provides an indolocarbazole-based organic light-emitting material and a preparation method and application thereof, and belongs to the technical field of organic photoelectric materials. Indolo[3,2-b]carbazole is used as an electron donating core, two N atoms of the indolo[3,2-b]carbazole are respectively connected with the same acceptor groups, and the organic light-emitting material which has the characteristics that molecular structures among a plurality of donor groups and acceptor groups are distorted and has the thermal activation delayed fluorescence characteristic is synthesized. The preparation method comprises the following steps: adding indolo[3,2-b]carbazole, a halogenated acceptor compound, an organic alkali, a palladium catalyst and a phosphine ligand into toluene according to a certain molar ratio under the protection of nitrogen, conducting heating to 110-120 DEG C, conducting reacting for 10-14 hours, and carrying out suction filtration and recrystallization. The organic electroluminescent device using the organic luminescent material has theoretically 100% IQE and relatively high EQE, realizes efficient emission of blue light, green light and red light, and has wide application prospects.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products