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89results about How to "No loss of stability" patented technology

Fuel cell system and centrifugal water separator for fuel cell system

The invention provides a fuel cell system and a centrifugal water separator for the fuel cell system. The fuel cell system includes a fuel cell stack in fluid communication with a separator. The separator has a first portion and a second portion forming a chamber. The first portion has a continuous inner wall and an end wall, with an inlet conduit connected to the inner wall and a liquid drain connected to the end wall. The second portion has an end wall and an outlet conduit extending into the chamber to form a channel with the inner wall of the first portion. A fuel cell separator includes a first end and a second end connected by a side wall to define a separation chamber. An inlet conduit is tangentially connected to the wall. An outlet conduit is connected to the first end and extending into the chamber to form a channel with the wall. A liquid drain is connected to the second end.
Owner:FORD GLOBAL TECH LLC

Double-bit-line sub-threshold storage unit circuit

The invention discloses a double-bit-line sub-threshold storage unit circuit which employs double-end read-write operation. The double-bit-line sub-threshold storage unit circuit comprises a first phase inverter and a second phase inverter, wherein the two phase inverters are connected to form a cross coupling; and by employing a double-bit-line structure of separating read bit lines from write bit lines, two storage nodes of the cross coupling are respectively connected to two write bit lines through an N-channel metal oxide semiconductor (NMOS) tube, and another two storage nodes of the cross coupling are respectively connected to two read bit lines through the NMOS tube and a P-channel metal oxide semiconductor (PMOS) tube. The double-bit-line sub-threshold storage unit circuit has the advantages that: by employing a PMOS substrate regulation technology, substrate ends of all PMOS tubes are connected to gate ends, so on the premise that additional management power consumption is not improved and the performance is not reduced, the energy consumption of dynamic operation and the leakage power consumption of static operation of a system can be reduced simultaneously, the static noise margin of a storage unit is improved, and the performance of the system is optimized.
Owner:ANHUI UNIVERSITY

Silicon carbide composite powder as well as preparation method and application thereof

The invention discloses silicon carbide composite powder as well as a preparation method and application thereof. A granulation method of the silicon carbide composite powder comprises the following steps: (1) uniformly mixing beta-SiC micropowder with water and a dispersing agent in a mass ratio of (0.1-0.2) to 1 to (0.03-0.08), putting the mixture into a sand mill, and carrying out circularly grinding, so as to obtain nano-beta-SiC slurry, wherein the average grain diameter of the beta-SiC micropowder is not more than 1.5 micron; (2) adding micron-scale alpha-SiC and a bonding agent into the nano-beta-SiC slurry, and uniformly stirring, so as to obtain mixed slurry, wherein the mass of micron-scale alpha-SiC is 0.8-0.9 of the mass of the mixed slurry, and the mass of the bonding agent is 0.03-0.05 of the mass of the mixed slurry; and (3) conveying the mixed slurry into a spray granulation machine through a peristaltic pump, so as to obtain silicon carbide composite granulated powder. By introducing nano-scale beta-SiC, the sintering temperature can be decreased, the tenacity and strength of ceramic can be increased, and more importantly, nano-scale beta-SiC can be gradually converted into alpha-SiC in a uniform phase during the sintering, so that the stability of the use performance of the silicon carbide ceramic is not degraded.
Owner:XIAN BOER NEW MATERIAL CO LTD

Quickly cured anaerobic plane sealant and initiator composition and preparation method

The invention relates to an anaerobic plane sealant which has an effect of increasing the curing speed on an aluminum and aluminum alloy material, and a preparation method of the anaerobic plane sealant. The invention mainly provides a novel approach of promoting the curing speed of the anaerobic plane sealant on aluminum and aluminum alloy without influencing the storage stability. The method comprises the step of adding a proper amount of water and dimethyl sulfoxide into an anaerobic curing sealant containing polyurethane-methacrylate prepolymer, free radical polymerizable monomer, organic peroxide, an accelerant and a stabilizer. The preparation method provided by the invention is simple and convenient, and the anaerobic plane sealant has excellent storage stability, and can still be used for quickly well adhering aluminum and aluminum alloy at a low-humidity environment.
Owner:TONSAN ADHESIVES INC

High-toughness hot-rolled medium manganese steel with strength-ductility balance greater than 60 GPa.% and preparation method

The invention discloses high-toughness hot-rolled medium manganese steel with strength-ductility balance greater than 60 GPa.% and a preparation method, and belongs to the field of high-toughness automobile steel. The steel comprises the following chemical components of, in percentage by weight, 0.35-0.40% of C, 6.00 -6.30% of Mn, 2.20-2.35% of Al, 0-0.027% of Nb, 0.030 -0.074% of Si, 0.05% of P,0.02% of S, and the balance Fe and inevitable impurities. The preparation method comprises the steps of raw material preparation, smelting, casting, forging, hot rolling and two-phase region annealing. According to the high-toughness hot-rolled medium manganese steel, strength of extension is 1039-1183 MPa, after-fracture elongation rate is 43.5-64.8%, strength-ductility balance can reach more than 60 GPa.%, but not greater than 72GPa.%. Through reasonable component proportion and optimized two-phase region annealing process, morphology and proportion of a two-phase structure are controlled, TRIP and TWIP effects are effectively simulated to reach a high work hardening rate, the strength and the toughness of the medium manganese steel are greatly improved, and performance indexes of different components of an automobile are met.
Owner:UNIV OF SCI & TECH BEIJING

Pemetrexed disodium freeze-dried powder injection for injection and preparation method thereof

The invention discloses a pemetrexed disodium freeze-dried powder injection for injection and a preparation method thereof. The pemetrexed disodium freeze-dried powder injection contains disodium hydrogen phosphate and dipotassium hydrogen phosphate buffer salt, wherein the weight ratio of disodium hydrogen phosphate to dipotassium hydrogen phosphate is (8-10):1, and the pH value of liquid medicine is 6.5-7.5 before freeze-drying. The pemetrexed disodium freeze-dried powder injection disclosed by the invention enhances the pharmaceutical stability, has the advantages of less auxiliary material variety and usage amount, more safety and reliability and simple preparation process, and meets the requirement for mass production.
Owner:NANJING CHIA TAI TIANQING PHARMA

Ginger extract preparation

The invention relates to stable ginger extract preparations, characterized by having a content of a native ginger extract and of at least one stabilizing auxiliary agent selected from the group of proton-capturing substances, whereby the chemically stabilizing auxiliary agent preferably belongs to the family of polyvinylpyrrolidones and releases the included pungent agents in solution. Stable ginger extract preparations having large amounts of pharmaceutically relevant pungent agents or essential oils are additionally obtained by carefully carrying out method steps, which are relevant to the production, at a temperature of no greater than 45° C. The inventive preparations remain analytically stable over a long period of time of up to 18 months and longer. The invention also relates to solid galenic dosage forms such as capsules, tablets and dragees all of which containing the stable ginger extract preparations.
Owner:FINZELBERG

Method for obtaining optimal transportation route in multi-target situation

The invention discloses a method for an obtaining optimal transportation route in a multi-target situation. The method comprises the following steps of A, performing modeling on the basis of road network information of a multi-target situation framework: defining nodes V in a road network, and meanwhile, defining a route among the nodes as an arc edge E to build a road network node spot arc database; B, adopting a multi-information-source self-optimization type transportation pathway assignment value optimization method: alternatively selecting one of three situation modes according to practical transportation requirements, and performing effective quantity value assignment on the arc edge in each situation mode according to a plurality of groups of mutually independent assignment value databases; and C, performing superposition calculation or weighting calculation on the arc edge assignment value selected and optimized in the step B, obtaining an optimal route, and displaying the optimal route through a display device. The method has the advantages that the self-optimization intelligent obtaining of the optimal transportation route can be realized under the complicated conditions of multiple targets, multiple situations, multiple information sources and the like; and important values are realized in the national defense and civil fields.
Owner:PEOPLES LIBERATION ARMY ORDNANCE ENG COLLEGE

Totem-pole rectifier control method based on zero-crossing point current distortion online compensation

The invention discloses a totem-pole rectifier control method based on zero-crossing distortion online compensation, and the method comprises the following steps: extracting current distortion information in a power grid voltage zero-crossing region of a totem-pole power factor correction rectifier through an average algorithm triggered by a grid-side voltage phase, and compensating the current loop in the reference value of the current loop in the whole power frequency period to eliminate waveform distortion of the current at the zero crossing point, as shown in Figure 1. In other stages, themain function of the control loop is to compensate the current reference value according to the previous calculation result, so that the novel control strategy does not increase the calculation burden and complexity of the controller, and the stability of the converter is not reduced.
Owner:XI AN JIAOTONG UNIV

Alkaline cyanide-free electro-deposition zinc-nickel alloy additive and application thereof

The invention discloses an alkaline cyanide-free electro-deposition zinc-nickel alloy additive and an application thereof. The alkaline cyanide-free electro-deposition zinc-nickel alloy additive is prepared from an additive and ultrapure water. The additive is an organic additive or a mixture of the organic additive and an inorganic additive and can be applied to an alkaline cyanide-free electro-deposition zinc-nickel alloy plating solution to replace a traditional cadmium coating and cyanide electro-deposition zinc-nickel alloy process. According to the alkaline cyanide-free electro-deposition zinc-nickel alloy additive and the application thereof, through additive screening and adding, an electroplating process for electro-deposition zinc-nickel alloy is optimized, and a zinc-nickel alloy coating which is bright in appearance, high in hardness and excellent in corrosion resistance is finally obtained; the obtained plating solution is good in stability, dispersity and covering capacity, and the problems that a conventional alkaline zinc-nickel alloy plating solution is poor in stability and low in current efficiency, and an obtained coating is poor in quality are solved fundamentally; and the industrialized application feasibility of the alkaline cyanide-free electro-deposition zinc-nickel alloy additive is improved.
Owner:HARBIN INST OF TECH

Pharmaceutical preparation of sacubitril valsartan sodium

ActiveCN111358783AOvercome hygroscopicitySolve the problem of hygroscopicityInorganic non-active ingredientsPill deliveryPhosphoric acidPharmaceutical formulation
The invention provides a pharmaceutical preparation of sacubitril valsartan sodium. The pharmaceutical preparation comprises sacubatril valsartan sodium, a diluent, a stabilizer and a disintegrant, wherein the stabilizer is one or two of dipotassium hydrogen phosphate and disodium hydrogen phosphate. Through the pharmaceutical preparation of sacubatril valsartan sodium, the problem that the activeingredient sacubatril valsartan sodium has easy absorption of moisture can be solved well, the smoothness of the preparation process of the preparation can be ensured, and no stability reduction of the pharmaceutical preparation is caused by the moisture absorption characteristic of the active ingredient.
Owner:BEIJING WINSUNNY PHARMA CO LTD

Flush box type multi-mode stabilization device

The invention discloses a flush box type multi-mode stabilization device, comprising a box body, a flush box top board, a middle partition, a flush box bottom board, a rocking arm, a driving power device, a connecting rod, a connecting rotary shaft, upper rollers and lower rollers.The flush box top board and the flush box bottom board are mounted at upper and lower ends of the box body, respectively, the middle partition is mounted in the box body, one end of the connecting rod is connected with the rocking arm, the other end of the connecting rod is connected to the box body through the connecting rotary shaft, the driving power device is connected with the rocking arm, the upper rollers and the lower rollers are mounted respectively on the back of the box body, the stabilization device is connected with a hull through the rocking arm, the hull is fitted with rails, and the upper and lower rollers of the stabilization device move up and down along the rails.The flush box type multi-mode stabilization device has clear mechanical principle of stabilization and high efficiency, is applicable to ships at a speed and at zero speed, is free of increasing hull draft or reducing original ship stability, is convenient to mount and maintain, and is suitable for standard and modular design and convenient to manufacture in parallel.
Owner:王涵

Silk thread clamping structure arranged on multi-thread embroidery machine

The invention discloses a silk thread clamping structure arranged on a multi-thread embroidery machine. The silk thread clamping structure comprises a base, wherein hydraulic cylinders are fixed at four corners of the top outer wall of the base through bolts; a dustproof box is fixed on the top outer walls of the four hydraulic cylinders through bolts; mounting seats are welded at four corners ofthe outer wall of the bottom end of the base; mounting grooves are formed in the bottom outer walls of the mounting seats; first push rod motors are fixed on the inner walls of the mounting grooves through screws; a fixing rod is welded on one side of the bottom inner wall of the dust-proof box; a bobbin is connected to the outer wall of the fixing rod in a sleeving manner; a first cylinder is fixed on the outer wall of one side, away from the bobbin, of the dust-proof box through bolts. According to the silk thread clamping structure arranged on the multi-thread embroidery machine, the phenomenon that silk threads deviate from the track is eliminated, so that the silk threads keep certain tension degree, and embroidery quality is improved; by means of matching of universal wheels and thebase, the moving effect of equipment is improved, applicable range of the equipment is extended, cost is reduced, and stability of equipment is not reduced.
Owner:贵州艺雅枝苗绣服饰开发有限公司

Pipeline dissolution test equipment based on soil internal erosion and test method thereof

The invention relates to the technical field of geotechnical engineering, especially to a pipeline dissolution test equipment based on soil internal erosion and test method thereof. The test equipmentcomprises a water supply device, a water collecting device, an erosion generating device, a collecting device, a measuring device and a shooting device. The water collecting device, the erosion generating device and the collecting device have hollow square structures with openings in the tops and are sequentially stacked and overlapped from top to bottom; a glucose pipeline which is vertically arranged is arranged in the middle of an inner cavity of the erosion generating device, and a plurality of moisture content sensors, pore water pressure sensors and displacement sensors are arranged onthe edge of the glucose pipeline. According to the method, a solid foundation is laid for establishing an appropriate model to predict soil settlement and disturbance influence after erosion, and thetest equipment and test method have positive guiding significance in research related to water and soil loss in geotechnical engineering, prevention of harm caused by soil internal erosion in engineering construction, reduction of engineering and non-engineering accidents and the like.
Owner:NANCHANG UNIV

Curtain controlling system and method thereof

InactiveCN1489964AAvoid entanglement and strangulation accidentsSimple and refreshing appearanceCurtain accessoriesLight protection screensControl systemEngineering
A control system for window curtain is composed of a linkage unit arranged on top track of window curtain and a long control rod separated from window curtain usually. Its control method features that said control rod is linked to the input end of said linkage unit, and turning the control rod can make the linkage unit rotate, so driving the window curtain.
Owner:NIEN MADE ENTERPRISE CO LTD

Current limiting circuit

A current limiting circuit includes a current sensing module that is configured to sense an output current of a power transistor and to generate a corresponding sensing current which is proportional to the output current. A first current limiting module coupled to the current sensing module is configured to generate a first limiting current based on the sensing current when a variation of the output current of the power transistor exceeds a first current level. A second current limiting module coupled to the current sensing module is configured to generate a second limiting current based on the sensing current when a variation of the output current of the power transistor exceeds a second current level. A converting module coupled to the first and second current limiting modules and the power transistor controls a gate voltage of the power transistor based at least on the first and second limiting currents.
Owner:STMICROELECTRONICS (SHENZHEN) R&D CO LTD

Skin-mucosa disinfectant for killing viruses and preparation method thereof

The invention discloses a skin-mucosa disinfectant for killing viruses and a preparation method thereof. The skin-mucosa disinfectant is prepared from C-12-14-16-18-alkyl dimethyl ethyl benzyl ammonium chloride, C12-14- alkyl dimethyl ethyl benzyl ammonium chloride, synergist sodium carbonate, EDTA disodium and water. The disinfectant has quick and efficient killing effect on bacteria and viruses,has the advantages of being safe, effective, little in side effect and high in interference resistance and is suitable for disinfecting wound surfaces due to animal scratch and bite and disinfectinghands, skin, mucosa and wounds.
Owner:刘辉

Flat single shaft tracking support

The invention discloses a flat single shaft tracking support. The flat single shaft tracking support comprises a supporting upright post, a main beam, a cell panel and a driving mechanism, wherein an eccentric bearing is arranged on the top of the supporting upright post; the main beam is fixedly arranged in the eccentric bearing; the cell panel is fixedly arranged above the main beam through a fixed mechanism; the driving mechanism is used for driving the main beam to be arranged on the top of the supporting upright post in a rotating manner around the direction of the axial lead of the main beam; the cell panel, the main beam and the eccentric bearing are combined to form a rotating mechanism; and the eccentric bearing is used for enabling the center of gravity of the rotating mechanism to be positioned on the rotation center line of the main beam. According to the flat single shaft tracking support disclosed by the invention, by using the eccentric bearing, the center of gravity of the rotating mechanism is positioned on the rotation center line of the main beam, so that the influence caused by eccentric torsion of gravity is reduced; aluminum alloy trapezoidal purlines are used for replacing traditional steel structure purlines, the amount of fasteners is greatly reduced on the premise of not reducing fixed mechanism strength and stability; and by setting a damper, the vibration of the structure in a dynamic load condition is effectively reduced, and the fatigue life of the structure is prolonged.
Owner:SUZHOU JSOLAR INC

Large-diameter pressure reducing valve for agricultural irrigation with pivot valve based on pressure distributing principle and application method thereof

PendingCN106763961AStable downstream pressureThe effect of reducing pressure is reliableOperating means/releasing devices for valvesEqualizing valvesAgricultural irrigationExhaust valve
The invention discloses a large-diameter pressure reducing valve for agricultural irrigation with a pivot valve based on a pressure distributing principle and an application method thereof. The pressure reducing valve comprises a main valve, the pivot valve and a connecting pipe. The main valve comprises a valve clack, a spring and a valve rod. The pivot valve comprises a pivot valve spring, a piston and an exhaust valve; one end of the pivot valve spring is connected to a piston while the other end is connected to a pad; the pad sleeves a pivot valve rod, and the exhaust valve is arranged on the top of the pivot valve; the pivot valve is connected to the upstream of the main valve through an upstream connecting pipe and is connected to the downstream of the main valve through a downstream connecting pipe; the pivot valve is connected to an upper cavity of the main valve through a main valve connecting pipe and the connection of the upstream connecting pipe and the pivot valve is a diffused section. The pressure reducing valve disclosed by the invention is skillful in design and simple in principle and structure, meets the characteristic of an agricultural water delivery irrigation project, is good in effect of preventing impurity blockage and is good in pressure-reducing and pressure-stabilizing effect.
Owner:YANGZHOU UNIV

Oil liquid fungicidal formulation

A fungicidal oil liquid formulation comprising: a) at least one dithiocarbamate fungicide; b) at least one co-fungicide selected from the group consisting of triazole fungicides and strobilurin fungicides; and c) an agrochemically acceptable non- aqueous liquid carrier; wherein the dithiocarbamate fungicide is suspended in the liquid carrier; wherein the triazole fungicide and the strobilurin fungicide are dissolved in the liquid carrier; and wherein the liquid carrier optionally comprises an adjuvant.
Owner:ADAMA MAKHTESHIM LTD

New energy electric vehicle equipment capable of stably dismounting and mounting vehicle-mounted power battery

The invention relates to new energy electric vehicle equipment capable of stably dismounting and mounting a vehicle-mounted power battery. The new energy electric vehicle equipment comprises a worktable, the worktable is of a hollow cuboid structure, and four lifting locking grooves are formed in the worktable. A locking lifting platform is arranged in each lifting locking groove, two fixing locking devices are mounted in the worktable, and a dismounting device is mounted at the upper end of the worktable. The fixing locking device comprises a locking driving mechanism mounted on the inner wall of the upper end of the worktable, two pairs of locking fixing mechanisms are arranged on the locking driving mechanism, and each pair of locking fixing mechanisms is provided with two locking limiting mechanisms. According to the new energy electric vehicle equipment, the difficult problems that in the existing new energy electric car battery replacing process, a new energy electric car needs to be fixed manually, an existing hoisting tool needs to be used for mounting and dismounting the new energy battery, the stability of electric car manual fixing is poor, and proper fixing tools need to be selected for car tires of different specifications can be solved.
Owner:刘秀娟

Application of carbon nanomaterials as cathode buffer layer in lead sulfide quantum dot solar cell

The invention discloses the application of carbon nanomaterials as a cathode buffer layer in a lead sulfide quantum dot solar cell. The solar cell successively comprises a substrate, a transparent conductive electrode layer, a zinc oxide quantum dot layer, a PbS-TBAI layer, a PbS-EDT layer, a cathode buffer layer and a gold electrode layer from bottom to top. The cathode buffer layer is prepared by the carbon nanomaterials. In this way, the effects of electron barrier and hole transportation are realized. At the same time, the density of the defect state and the recombination of carriers are effectively reduced at the interface. Therefore, the stability of the lead sulfide quantum dot solar cell is not reduced while the performance of devices is effectively improved.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Implant system

The present invention relates to an implant system comprising a dental implant (10) and an abutment (12) which consists of a ceramic material. Said abutment (12) comprises a first anti-rotation element with a plurality of grooves and the dental implant (10) comprises a second anti-rotation element complementary thereto and having a plurality of ribs, the grooves being open towards a proximal end (28) of the abutment (12).
Owner:STRAUMANN HLDG AG +1

Fast-curing anaerobic plane sealant and initiator composition and preparation method

The invention relates to a kind of anaerobic plane sealant with the effect of improving the curing speed on aluminum and aluminum alloy materials and a preparation method thereof. It mainly provides a new way to increase the curing speed of anaerobic plane sealants on aluminum and aluminum alloys without affecting storage stability. It is mainly formed by adding an appropriate amount of water and dimethyl sulfoxide to the anaerobic curing sealant containing urethane methacrylate prepolymer, free radical polymerizable monomer, organic peroxide, accelerator and stabilizer. preparation. The preparation method provided by the invention is simple and convenient, has good storage stability, and can still have a fast and good bonding effect on aluminum and aluminum alloys in a low-humidity environment.
Owner:TONSAN ADHESIVES INC

Odorless paper coating latex and paper coating composition containing the same

The present invention relates to a paper coating latex and a paper coating composition containing the same, and more precisely, a paper coating latex comprising 0.001 - 10 weight part of cyclo-oligosaccharide compound to 100 weight part of styrene-butadiene latex and a paper coating composition containing the same. According to the present invention, latex petrochemical odors generated during coating processes by non-reacted monomers and volatile organic compounds remaining in the latex can be eliminated without reducing polymerization productivity and latex stability. Therefore, the present invention provides an odorless paper coating latex, a paper coating composition containing the paper coating latex and an inorganic pigment, and a paper coated with the paper coating composition.
Owner:LG CHEM LTD

Sterilization method of classic famous formula Kaixin powder

The invention discloses a sterilization method of classic famous formula Kaixin powder, which comprises the following steps: (1) heating Kaixin powder to 60-75 DEG C, and standing for 10-30 minutes; naturally cooling to 20-25 DEG C, adding ethanol with the volume fraction of 75-85% into the Kaixin powder, mixing, and standing for 12-24 hours to obtain primary sterilized powder; and (2) heating the powder sterilized for the first time to 60-75 DEG C, vacuumizing to-0.08 to-0.01 MPa, introducing ethanol steam, and keeping for 0.5-2 hours, thereby obtaining the product. The invention focuses on the influence of the sterilization method on the effective components in the Kaixin powder and the drug effect, and provides the sterilization method of the classic famous formula Kaixin powder from the characteristics of the four medicinal materials of the Kaixin powder, so that the effective sterilization is realized, the loss of the effective components of the Kaixin powder is avoided, and the treatment effect and medication safety of the medicine are ensured.
Owner:ANHUI UNIVERSITY OF TRADITIONAL CHINESE MEDICINE

Engineering site waste residue cleaning and crushing device

The invention belongs to the technical field of engineering site cleaning, and particularly relates to an engineering site waste residue cleaning and crushing device. Aiming at the problems that according to the design of a waste residue cleaning and crushing device, the environment is polluted, the operation difficulty is large, and the manpower and the financial resources are wasted, a scheme isprovided. According to the scheme, the device comprises a residue collecting box, supporting bases are welded to the bottoms of the outer walls at the two sides of the residue collecting box, a watertank is fixed on one side of the outer wall of the top of the residue collecting box through screws, the other side of the outer wall of the top of the residue collecting box is fixedly provided witha crushing box through screws, first hydraulic cylinders are fixed at the four corners of the outer wall of the top of the crushing box through screws, one outer walls of one sides of every two firsthydraulic cylinders are fixedly provided with same supporting plates through screws, and electric control sliding rails are fixed on the outer walls of one sides of the supporting plates through screws. According to the device, the phenomenon of side slipping is avoided, the waste residue digging difficulty can be reduced, the working efficiency is improved, the cleaning and crushing cost is reduced, the body health of workers is protected, the environmental protection effect is improved, and meanwhile, the cost is saved.
Owner:田宏照

Curable resin composition for light guide, curable dry film for light guide

A curable resin composition for light guide characterized by containing as essential components copolymer (A) from radically polymerizable compound (a) having in its molecule an acid group of acid anhydride group and / or acid group blocked and a radically polymerizable unsaturated group and other radically polymerizable compound (b); polymerizable unsaturated compound (B); and polymerization initiator (C). There is further provided a curable dry film for light guide consisting of this composition; and provided a light guide having at least one of underpart clad layer (13), core portion (15) and upper part clad layer (17) formed therefrom.
Owner:KANSAI PAINT CO LTD
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