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757results about How to "High cost performance" patented technology

Automatic guidance system based on radio frequency identification tag and vision and method thereof

The invention discloses an automatic guidance system based on radio frequency identification labels and vision, and the method of the automatic guidance system. The invention is characterized in adopting a four-wheel structure, wherein two front wheels are used for steering and two rear wheels are used for driving; a direct current motor is used as the travelling and driving device, which is driven to steer by a stepping motor; the invention is provided with a wheel steering angle positioning device, so the invention has relatively high dynamic response ability; a black and white parallel guide belt is adopted as a guide path, with the radio frequency identification labels discontinuously laid below, and red work station characters arranged at both sides; CCD collects road surface information, and the brightness of light source adaptive controls according to image gray information; characters are extracted by utilizing color differences; straight lines are rapidly HOUGH transformed and identified; a control signal is sent to AGV controller after processed by an industrial control computer, and the direct current motor and the stepping motor are controlled. In order to effectively realize the communication dispatch between AGVS in real time, radio frequency identification labels are adopted for positioning, and a wireless transceiver module is adopted for communication between AGVS and a host. The invention has the advantages of good environmental adaptability and navigation precision, and lower cost.
Owner:ZHEJIANG UNIV

Device for monitoring vehicle breaking regulation based on all-position visual sensor

This invention relates to a device for monitoring peccancy cars based on omnibearing vision sensors including a microprocessor, a monitor sensor monitoring road situations and traffic signal lamps, in which, the sensor, an omnibearing vision sensor, is connected with the microprocessor including: an image data read module, an image data file storage module, a sensor rating module, a virtual test line designing module, a designing module for roadway transit directions, a designing module for traffic signal lamp state test regions, an image spread process module, a color space transforming module, an adaptive background deduction process module, a connected region identification module, a moving car tracing module and a car paccancy judgment module with a road paccancy judgment unit for directions and a road paccancy judgment unit without roadway directions.
Owner:ZHEJIANG UNIV OF TECH

Organic electroluminescent element and lighting device using same

InactiveUS20120193619A1Reducing luminescence unevennessReducing thickness fluctuationSolid-state devicesSemiconductor/solid-state device manufacturingElectron holeEngineering
An organic EL element having a high productivity and a multi-unit structure is produced by using an organic EL material which can meet the demands of an increased area and high productivity, uses a high-speed process at atmospheric pressure, that is, the non-discharge type coating process, and which has a high process adaptability. An organic electroluminescent element is provided, between a plurality of light-emitting units, with a charge generating layer which generates a hole and an electron by applying an electric field, wherein the charge generating layer comprises one or more layers, at least one layer of which is formed by means of the non-discharge type solution coating process, and the plurality of light-emitting units are formed by means of the non-discharge type solution coating process.
Owner:KONICA MINOLTA INC

Fat reducer by applying cold and hot stimulation to skin alternatively

The weight reducer includes one section of elastic braid or elastic fabric, water bag and controller on the elastic braid or elastic fabric, semiconductor refrigerator fins arranged on the surface of the water bag, sponge filled in the intervals, one other section of elastic braid or elastic fabric to cover the sponge with hollow parts to expose the upper surface of the semiconductor refrigerator fins, and high strength and low heat resistance paint on the upper surface of the semiconductor refrigerator fins. The semiconductor refrigerator fins are connected parallelly and have their hot ends and cold ends connected to the controller and power supply. The present invention is used to stimulate body with alternate heat and cold to reduce weight via physiotherapy.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Detection device for behaviors of running red light of vehicle based on machine vision with single eye and multiple detection faces

A detection device for behaviors of running the red light of a vehicle based on machine vision with a single eye and multiple detection faces comprises a microprocessor and a monitoring sensor, wherein the monitoring sensor is used for monitoring road conditions. The monitoring sensor is a high definition camera with the single eye and the multiple detection faces. The high definition camera with the single eye and the multiple detection faces is used for shooting signal lamps and an image relative to the signal lamps and of the vehicle running the red light near a stop mark of a road. An image processing technique is used for identification of the states of the traffic signal lamps and the motion states of the vehicle near the stop mark. The behaviors of running the red light of the vehicle are automatically judged according to relevant laws and regulations of the state, and illegal parking recordings and relevant evidence materials are automatically generated. The detection device for the behaviors of running the red light of the vehicle based on the machine vision with the single eye and the multiple detection faces is accurate in detection, convenient to maintain and install, and complete in evidence obtaining of rule and regulation breaking behaviors.
Owner:ZHEJIANG UNIV OF TECH

Dynamic and static mechanics integrated test platform

The invention discloses a dynamic and static mechanics comprehensive test bench, which relates to mechanics experimental equipment. Nowadays the mechanics test bench in the market has the disadvantages of single function, inconvenient operation, big size of the equipment and high price. A pure beam bending device, a composite beam bending device, a cylinder crankling device, a dynamic beam device, an equal strengthen beam device, a stretching and compressing device and a sinker rod are arranged on a main bench frame; the pure beam bending device, the composite beam bending device, the equal strengthen beam device, the cylinder crankling device and the stretching and compressing device respectively adopt a hand operated helical wheel to load, a sensor to measure the power, and transfer a load through a combined type lever power transmission system; the dynamic beam device uses a motor with an eccentric wheel to vibrate hardly; an interface board which is connected with the lead wire of a strain meter is arranged on the bench surface. The invention has the functions of combining and arranging various experiments of the basic mechanics and skill training of various basic experiments. The invention has the advantages that the comprehensive function is powerful, the cost performance ratio is high, the structure is compact, and the operation is convenient.
Owner:ZHONGBEI UNIV

Laminated packaging material and method for producing the same

This invention relates to the laminated material for food packaging, and its manufacturing process. The laminated material (10) consists of the quality keeping intermediate layer (12) laminated inside the paper core layer (11) and the core layer and the heat sealable innermost layer (13). The quality keeping intermediate layer comprises of an extrusion coatable blend polymer consisting of polymer component A 50-95% of nylon-MXD6 or EVOH and, polymer component B 5-50% of nylon 6, nylon 6, the blends or PET. The quality keeping intermediate layer is extruded and laminated directly in the core layer, the innermost layer contains at least the linear low density polyethylene which has a narrow molecular weight distribution, and has the properties parameter of mean density of 0.910-0.925, 100-122 degrees C. peak melting point, melt flow index of 5-20, swelling ratio (SR) of 1.4-1.6, and 5-50 micrometer layer thickness.The hardness, production efficiency, and cost performance of the barrier packaging container formed by the packaging material are improved.
Owner:TETRA LAVAL HLDG & FINANCE SA

Encryption apparatus, decryption apparatus, secret key generation apparatus, and copyright protection system

An encryption apparatus 100a including: a CRL storage unit 111 storing a CRL; a device key ring storage unit 112 storing a device key KD_A specific to each copyright protection module 210a used by a decryption apparatus 200a; a content key storage unit 113 storing a content key Kc that is a secret key for encrypting a content; a hashing function processing unit 114 calculating a hash value of the CRL stored in the CRL storage unit 111 according to a hashing function; and an Ex-OR unit 115 obtaining an exclusive OR value between the hash value and the device key KD_A. The encryption apparatus also includes an Enc unit 116 encrypting the content key Kc using an output value from the Ex-OR unit, and storing the hash value, the encrypted content key and the encrypted content in a DVD2a.
Owner:INTERTRUST TECH CORP

Multifunctional sonic wave processing technology and sonic wave generator for increasing quality plant production with protection

A multifunctional sonic treating techinque for increasing the yield of plant and improving its quality and its sound wave generator are disclosed. The pulse modulated sound waves and sweep-frequency sound waves, which have strong force energy and information actions, are emitted toward the plant to promote the sequential activity of mass, energy and information, resulting in high yield and quality.
Owner:仇剑锋

Duel-clutch stepless speed change series parallel hybrid power system

The invention discloses a duel-clutch stepless speed change series parallel hybrid power system in the technical field of automobiles, which comprises an engine, a first clutch, a first motor, a second clutch, a second motor, a speed reduction differential gear, a driving axle, a wheel, an energy storing device, a motor control device, an attachment drive transmission gear and a starting motor, wherein a crank shaft output end of the engine is connected with a rotor of the first motor through the first clutch; the rotor of the first motor is also connected with a rotor of the second motor through the second clutch; the rotor of the second motor is connected with the wheel through the speed reduction differential gear and the driving axle; the energy storing device is electrically connected with the motor control device; the attachment drive transmission gear is connected to the rotor of the first motor to provide hybrid drive for attachments for air-conditioning, braking, steering and the like; and the starting motor is connected with the crank shaft output end of the engine through an input end driving disc of the first clutch. The duel-clutch stepless speed change series parallel hybrid power system has the characteristics of entire car stepless speed change series parallel drive, attachment system hybrid drive, low system cost, low development cost, low maintenance cost and the like.
Owner:SHANGHAI JIAO TONG UNIV

Underground layered gas-liquid two phase fluid pressure and temperature-retaining sampling device

The invention discloses an underground layered gas-liquid two phase fluid pressure and temperature-retaining sampling device, which is arranged on the inner wall of a drilled hole or a sleeve and consists of a packer system, a liquid sample inlet system, a gas sample inlet system, an automatic multi-way valve, a sampling system, a temperature control system, and an external pressure / flow control system, wherein a thermal-insulation layer or temperature control system covers the outside of the entire sampling device. The device accurately controls the layer under ground fluid sampling positionto realize gas and liquid fluid sampling at different layer positions of a stratum, ensures the temperature and pressure in a sampling process are consistent with those of the underground fluid, and improves the pressure and temperature-retaining degree of the fluid in the sampling process. The principle of the device is simple, the parts are assembled simply and the device is suitable for multilayer sampling in a drilled well and underground gas-liquid two-phase fluid sampling.
Owner:INST OF ROCK AND SOIL MECHANICS - CHINESE ACAD OF SCI

Hardening agent for road and roadbed hardening method

The invention discloses a hardening agent for a road. The hardening agent is prepared from, by weight, 10-15% of cement, 1-5% of lime, 2-3% of fly ash, 2-3% of gypsum, 1-2% of coal gangue, 1-2% of zeolite, 3-15% of sulfonated oil, 1-2% of phosphate, 1-2% of caustic alkali, 1-2% of potassium permanganate, 2-4% of sodium chloride, 2-4% of sodium carbonate, 2-3% of calcium carbonate, 2-3% of silicon powder, 1-2% of asphalt, 5-10% of sodium silicate, 1-2% of polyacrylamide, 1-2% of polyacrylic acid, 1-2% of magnesium sulfate, 1-2% of calcium carbonate, 7-10% of tar, 0.1-1% of epoxy resin, 0.6-1% of aniline furfural, 0.3-1% of calcium acrylate and 0.5-2% of carboxymethyl cellulose. The invention discloses a roadbed hardening method. The hardening agent for the road is adopted for hardening.
Owner:郑卫忠

Data packet transferring/transmitting method and mobile communication system

A packet transferring / transmitting method is provided for use in a mobile communication system 50 . In this packet transferring / transmitting method, an upper node 1 determines the implementation of handover (determination step), and a handover addressing node 2 transfers, of a plurality of packets, a non-transmitted residual packet to a handover addressed node 3, and the upper node 1 transmits a new packet to the handover addressed node 3 (transfer / transmission step). This enables maintaining the number of users to be accommodated while securing a wide bandwidth, sharing a line with high efficiency at soft handover, avoiding data residual in the case of the employment of variable communication rate, and preventing an increase in retransmission.
Owner:FUJITSU LTD

Self-adapted sensor network of the network control platform based on the multi-protocol module structure

The related adaptive sensor network control system based on multiprotocol communication embedded module structure is self diagnosis, self maintenance and self management. The architecture merges the advanced network and micro-structure software technology, forms the 'micro-structure sensing and controlling integration' mode, belongs to new running mode, new networking mode, and new theory application, and enables the sensor network replace computer network in many fields hopefully.
Owner:刘恒春

Apparatus and method for TCP protocol and data recovery based on parallel processing

InactiveCN101488960AMeet data analysis needsEfficient use ofData switching networksData accessData recovery
This invention provides a TCP protocol based on parallel processing and data reduction device and method thereof. The device comprises a network message capturing device, a TCP protocol analysis and restructuring device, a restructuring data access device and an application layer data notifying device. The method comprises a network message capturing process, a TCP protocol analyzing process, a TCP data restructuring process and an application layer notifying process. The TCP protocol data analysis demand under high-traffic network environment can be satisfied by using a single point calculating platform via this invention, without extra adding the software / hardware environment, and having higher cost performance; the TCP data restructuring strategy can be customized based on the practical environment, thereby more effectively using the system resource, and maximizing the utilization ration thereof; the finally realized message analysis technology has stronger portability, which can be satisfied with the most current running environment configurations.
Owner:哈尔滨英赛克信息技术有限公司

High-strength wear-resistant fabric for cases and production method thereof

The invention relates to a high-strength wearable fabric for suitcases and bags and a manufacturing method thereof, which is characterized in that: the fabric is a coated fabric which is woven by adopting the high-strength polyester filament yarn with a strength indicator of more than 7.5cN / dtex and is made through a single-sided coating; the warp yarn adopts high-strength wearable polyester filament yarn air textured yarn, and the weft yarn can be in other filament yarn forms of high-strength polyester filament yarn. The high-strength wearable fabric has the advantages of high tensile strength, high tearing strength, high wear-resisting property, clear printing, good color fastness and good color tone; the fabric also has the properties of watertightness, inflaming retarding, camouflage and infrared ray prevention through the functional finishes. The overall performance of the high-strength wearable fabric is almost the same with that of foreign high-strength nylon fabric, but the price is quite low, thereby the high-strength wearable fabric has a higher cost performance.
Owner:THE QUARTERMASTER EQUIPMENT RESEARCH INSTITUTE OF THE GENERAL LOGISITIC DEPARTME

A wireless sensor network node and its implementation method

The related wireless sensor network node for short-distance low-consumption wireless communication system comprises: a central master process module (1) as the center, both the output ports of an external information sense module (3) and bottom energy supply module (4) connected with the inlet of module (1), a short-distance HF wireless communication module (2) bidirectional connected with (1); wherein, the module (2) includes a RF chip (2-1) and an external antenna (2-2), the module (3) includes a light intensity sensor (3-1) and a temperature sensor (3-2), and the module (4) includes a JTAG power (4-1) and an external power (4-2). This invention reduces power consumption.
Owner:NANJING UNIV OF POSTS & TELECOMM

Coaxial coupling driving system of double planetary gear systems and double motors

The invention provides a coaxial coupling driving system of double planetary gear systems and double motors. The coaxial coupling driving system comprises the double motors, the double planetary gear systems and the like. Each planetary gear system comprises a gear ring, a planetary carrier and a sun wheel. A rotor of the first motor is connected with the gear ring of the first planetary gear system. A rotor of the second motor is connected with the sun wheel of the first planetary gear system and the sun wheel of the second planetary gear system through synchronizers correspondingly. The planetary carriers of the two planetary gear systems are connected with an output shaft. The gear ring of the second planetary gear system is connected with a shell. The output shaft is connected with the input end of a deceleration differential. The output end of the deceleration differential is connected with two wheels through two half shafts. A motor control device is connected with an energy storage device and conducts electric power transmission. The motor control device is further connected with the first motor and the second motor and outputs a control command. The coaxial coupling driving system has the characteristic that the vehicle dynamic property, the energy consumption economical efficiency, the geographical adaptability and the application adaptability are better.
Owner:SHANGHAI JIAO TONG UNIV +1

Titanium carbonitride base metal ceramic machinery sealing material and preparation method thereof

InactiveCN101265543AImprove mechanical propertiesTaking into account high temperature resistanceTitanium carbonitrideHardness
The invention relates to an engineering material, particularly to a titanium carbonitride-base metal ceramic material for sealing pumps, valves and other machines. The titanium carbonitride-base metal ceramic material is prepared from Ti (C, N) powder, which has wide sources and low cost, as basic material, and binder, inhibitor and other additives as adjuvant materials. The preparation method comprises the steps of completely mixing the raw materials in ethanol or acetone solvent, drying, pressure moulding, placing the obtained blank into a reaction furnace, performing liquid sintering under vacuum or gaseous protection condition, and optimizing to obtain dense material with high hardness, and high bending strength and fracture toughness property. The inventive material has the advantages of resistance against high temperature, corrosion and abrasion, and low cost; and can be used for sealing pumps, valves and other machines. The preparation method has the advantages of simple process and applicability to industrial production; and has wide market application prospect.
Owner:SICHUAN UNIV

Heat sink

A heat sink is provided that makes air velocity between cooling fins uniform in order to improve heat dissipation performance, thereby realizing a reduction in weight and achieving high cost performance. Distal ends of fins disposed substantially in front of a cooling fan are located on the uppermost stream side in the flowing direction of cooling air, and distal ends of fins on both sides in the width direction of the heat sink are located on the lowermost stream side. Each of the fins is preferably provided with a slope so that the height of the fin gradually increases from the distal end thereof in a direction from the upstream side to the downstream side in the flowing direction of cooling air.
Owner:FUJI ELECTRIC SYST CO LTD

Deepwater semi-submerged drilling platform

ActiveCN101954959ASmall footprintConvenient pre-connection workFloating buildingsEngineeringDrilling riser
The invention relates to a deepwater semi-submerged drilling platform, which comprises floating tanks, an upright post, a transverse supporting rod and a main deck, wherein a drilling block is arranged above a moon pool in the middle of the main deck; and a derrick is arranged on the drilling block. The deepwater semi-submerged drilling platform is characterized in that: a half derrick space for pre-connecting a drilling tool is reserved on one side of the derrick; a water isolating pipe, a drilling stem, a blowout preventer and a production tree are arranged on the main deck around the moon pool respectively; and an anchor moored positioning and dynamic positioning combined position system which consists of front and back four groups of anchor gears distributed on the left and right sides of the main deck is adopted, each group of anchor gears are provided with 3 anchor chains, a dynamic positioning system consists of 8 dynamic thrusters capable of rotating 360 degrees at the front and back four corners of the bottom of the two floating tanks. In the deepwater semi-submerged drilling platform, the maximum operation water depth is up to 3,000 meters, the maximum drilling depth is up to 12,000 meters, and the maximum variable load is up to 9,000 tons. The deepwater semi-submerged drilling platform can operate in the South China Sea, Southeast Asian sea area and West Africa sea area with severe sea conditions efficiently and safely.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Aqueous treating solution for forming black trivalent-chromium chemical conversion coating on zinc or zinc alloy and method of forming black trivalent-chromium chemical conversion coating

A treating solution for forming on a surface of either zinc or a zinc alloy a hexavalent-chromium-free trivalent-chromium chemical conversion coating which has an even black appearance and satisfactory corrosion resistance. The treating solution has a long treating-bath life. Also provided is a method of forming a black trivalent-chromium chemical conversion coating. The aqueous treating solution, which is for forming a black trivalent-chromium chemical conversion coating on zinc or a zinc alloy, contains trivalent chromium ions, a phosphoric ester and / or phosphorous ester, and a sulfur compound. The method is a method of chemically treating zinc or a zinc alloy which comprises using the aqueous treating solution to chemically treat the zinc or zinc alloy at a solution temperature of 10-60° C., whereby a black trivalent-chromium chemical conversion coating is formed on the zinc or zinc alloy. Furthermore provided is a coated zinc or zinc alloy metal which comprises zinc or a zinc alloy and, formed thereon, a black trivalent-chromium chemical conversion coating formed by a chemical treatment with the aqueous treating solution.
Owner:DISPOL CHEMICALS CO LTD

Al-C fireproof material for continuous casting and its production method

A fireproof material containing aluminum and carbon for continuous casting. Taking aluminum oxide and carbon as the main components, it includes 0.5í½5.0úÑ boron nitride and 1.0í½5.0úÑ carborumdum by weight. The preparation method thereof comprises mixing white alundum, graphite, zirconium mullite, carborundum, industrial silicon ,2.0úÑ??.0úÑ solid phenol resin and 5úÑí½15úÑ liquid phenol resinby weight, and moulding at equal static pressure of 120í½150Mpa for 10-20 min, the moulded semi-product is dried and burned at 1280í½1350degree C for 60-70 hours. The product is suitable for columns of sagger, downspouts, with good heat-shock stability and resistibility of erosion.
Owner:山东淄川特种耐火材料有限公司

Method and system for high speed laser directly writing of diffraction light change image

The invention relates to diffracted light image changing high speed laser write through method. It includes the following steps: do electrostatic image for incidence parallel light reaches beam-splitting element though diaphragm; gathering the beam-slitting light to produce interference fringe optical field; orderly photoengraving interference fringe with different trend to form micro light grating image. Its features are that it is adopted solid state ultraviolet laser to produce laser beam; and it is used TTL signal control to realize laser beam pulse output; the two sets of the laser beam have zero optical path difference; optical system and photoresist dry plate are moved on two one dimension directions which are vertical with each other; photolithography is adopted continual motion, continual pulse exposing type. Thus the invention realizes high speed laser write through photolithography system to make diffracted light changing image original edition manufacturing shorten between many hours to seventeen hours. It really enters industrialization application period, and is the important breakthrough of digitalization advanced manufacturing technique in laser holographic technique field.
Owner:SUZHOU UNIV +1

Reactive powder fiber concrete reinforced concrete column and reinforcement method

InactiveCN103590616ALight weightSelf-respect and high strengthBuilding repairsReinforced concrete columnFiber
The invention discloses a method for reinforcing a reactive powder fiber concrete reinforced concrete column. The method includes the steps that firstly, cleaning treatment is carried out on the surface of an original concrete column so that a concrete structure layer of the original concrete column can be exposed, and then impurity removal and dabbing are carried out till a new surface is exposed and an aggregate surface of the concrete structure layer is reached; secondly, positioning, lining and drilling are carried out on the surface of the column, shear pins are embedded into drilled holes through rib embedding glue, and a reinforcing mesh is bound at the lining position; thirdly, interface agents are applied, specifically, reactive powder fiber concrete is applied with the interface agents in a layered mode, joints between the layers are made staggered, and reinforcement of the concrete column is completed after the processes of flattening, burnishing and maintenance. The reinforced concrete column obtained through the method mainly comprises the original concrete column structure layer and a reactive powder fiber concrete reinforced layer, and the reactive powder fiber concrete reinforced layer is formed by mutually overlaying multiple unit reinforced layers with the reactive powder fiber concrete as a base material and the reinforcing mesh as a reinforcing material. The reactive powder fiber concrete reinforced concrete column has the advantages of being small in sectional dimension change, good in durability, long in service life, easy and convenient to construct, high in construction efficiency and the like.
Owner:湖南大兴加固改造工程有限公司

Double-tower double-circulation limestone wet method desulfurization device and method

The invention discloses a double-tower double-circulation limestone wet-method desulfurization device and method. The double-tower double-circulation limestone wet-method desulfurization device comprises a smoke purification part, an absorbent supply part, a slurry oxidization and crystallization part and a gypsum slurry dehydration part, wherein the smoke purification part consists of a first-stage circulation absorption tower and a second-stage circulation absorption tower; the absorbent supply part consists of a gypsum slurry tank, a gypsum slurry pump and a slurry supply pipeline; the slurry oxidization and crystallization part consists of a oxidization fan, a first-stage circulation absorption tower oxidization spraying gun, a second-stage circulation absorption tower oxidization spraying gun and an oxidization air pipeline; and the gypsum slurry dehydration part consists of a first-stage circulation gypsum discharging pump, a gypsum whirlcone and a vacuum dehydration belt conveyer. The desulfurization device is extremely high in desulfurization efficiency, and the aims of reducing the sulfur dioxide and purifying air are fulfilled; and moreover, gypsum with extremely high quality can be obtained.
Owner:BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENG

Combined one-piece enterprise information management apparatus

The invention belongs to the technical field of electronic equipment and relates to a combined one-piece enterprise information management apparatus. The main body structure of the combined one-piece enterprise information management apparatus comprises an operating system module, a server module, an application server, a mail server, a document management server, a database module, a backup software module, an office automation software module, an information portal management module, an enterprise communication management module, a firewall module, an anti-virus module, a system configuration and monitor module, a networking management module, a remote management module, an enterprise resource management module, a customer relation management module, a human capital management module, an on-line training module, a supply chain finance management module, an electronic commerce platform module, a border-cross passing platform module and a business intelligent module. The structure design is scientific and reasonable, the operationality is strong, the management environment is friend, the operating environment is stable, the configuration cost performance is high, the service life is long, and functions of theft resistance, dismounting resistance, shock resistance, fool proofing and guiding can be achieved.
Owner:QINGDAO TOPTECH INVESTMENT HLDG CO LTD

Ceramic tile with heat-preservation and heat-insulation functions and production method of same

The invention discloses a ceramic tile with heat-preservation and heat-insulation functions and a production method of the same, belonging to the technical field of ceramic tiles. The ceramic tile disclosed by the invention is prepared by burning a ceramic tile billet and a layer of heat-preservation and heat-insulation glaze sprayed on the surface of the ceramic tile, wherein the glaze is composed of the following raw materials: potassium feldspar, albite, kaolin, sepiolite, expanded perlite, nanometre SiO2, magnesium carbonate powder, calcium carbonate powder, ZnO powder, and TiO2 powder; the ceramic tile billet is composed of the following raw materials: kaolin, quartz sand, mullite, sepiolite, talcum powder, bentonite, dolomite and glass fibres. The ceramic tile disclosed by the invention can be widely used in the construction field, and is excellent in heat-preservation and heat-insulation performances, simple in preparation process, low in production cost, very wide in market prospect, and convenient to industrialize, popularize and apply.
Owner:宾阳县明翔新材料科技有限公司

Polycarboxylate super plasticizer modified by utilizing straw and preparation method thereof

A method for preparing a polycarboxylate super plasticizer modified by utilizing straw comprises a step (1) of pretreating straw; and a step (2) of preparing the polycarboxylate super plasticizer modified by utilizing the straw. The concrete process comprises a first step of adding raw materials in a four-neck flask; a second step of adding distilled water, and warning to 70-90 DEG C; a third step of installing an upper backflow device and a constant pressure dropping funnel, adding ammonium persulfate into the constant pressure dropping funnel, starting to add an initiator ammonium persulfate dropwise, and performing heat insulation for 4-5 h after the initiator is added dropwise; a fourth step of performing cooling to 35-45 DEG C, and adjusting the pH to 6.8-7.2, so that the polycarboxylate super plasticizer modified by utilizing the straw can be obtained. In sum, according to the polycarboxylate super plasticizer product modified by utilizing the straw, the wheat straw has a high influence on a polycarboxylate super plasticizer synthesis process, the ratio of other raw materials is affected, the cost is reduced, the reaction time is reduced by 1 hour, the time is saved, and the cost performance is higher compared with the original process.
Owner:NORTH CHINA UNIV OF WATER RESOURCES & ELECTRIC POWER
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