207results about How to "Material safety" patented technology

A Novel surgical apparatus and method of use in osteoplasty and other methods of injecting materials into a subject for medical purposes. The present invention particularly relates to the surgical treatment of traumatic, pathogenic, or osteoporotic bone conditions of the human and other animal body systems and more particularly, to a novel apparatus and method for injection of a material into a lesion of a vertebral body or other bony structure.

A composition suitable for use as a cathode material of a lithium battery includes a core material having an empirical formula Li_xM′_zNi_1−yM″_yO₂. “x” is equal to or greater than about 0.1 and equal to or less than about 1.3. “y” is greater than about 0.0 and equal to or less than about 0.5. “z” is greater than about 0.0 and equal to or less than about 0.2. M′ is at least one member of the group consisting of sodium, potassium, nickel, calcium, magnesium and strontium. M″ is at least one member of the group consisting of cobalt, iron, manganese, chromium, vanadium, titanium, magnesium, silicon, boron, aluminum and gallium. A coating on the core has a greater ratio of cobalt to nickel than the core. The coating and, optionally, the core can be a material having an empirical formula Li_x1A_x2Ni_1−y1−z1Co_y1B_z1O_a. “x1” is greater than about 0.1 a equal to or less than about 1.3. “x2,”“y1” and “z1” each is greater than about 0.0 and equal to or less than about 0.2. “a” is greater than 1.5 and less than about 2.1. “A” is at least one element selected from the group consisting of barium, magnesium, calcium and strontium. “B” is at least one element selected from the group consisting of boron, aluminum, gallium, manganese, titanium, vanadium and zirconium.

In some preferred embodiments, a smart socket adapter is utilized. The male plug on the towed end of the wiring harness is unplugged from the female tow port that is part of the towed vehicles wiring package. A smart socket adapter is inserted into the towed unit's female tow port and the wiring harness male plug is then plugged into the new adapter. Preferred embodiments of this adapter have smart circuits that transmit wireless signals to a verification device that is located in the towing unit. Advantages of the present invention include facilitation of a safer tow operation, because the towing operator will know at all times if the integrity of the tow connections and replication of signals has been maintained. In another embodiment, a wireless transmitting smart plug is plugged onto a standard wiring socket on the towing unit and a wireless receiving smart plug is plugged into a standard wiring socket on the towed unit. Replication of the command signal at the receiving unit is accomplished by utilization of the receiving unit's existing wiring in conjunction with the addition of a power source to run the lights. Verification of receiver unit signal activation is accomplished by utilization of the same additional power source. In yet another embodiment, command signal replication and verification is accomplished by replacing brake, turning signal, and running light bulbs in both the command and the receiving units with smart bulbs that communicate with each other. In still another embodiment, command replication and verification is accomplished by the addition of smart bulb sockets in both the command and the receiver units that communicate with each other. In yet a further embodiment, signal replication and verification can be accomplished by utilizing the receiving unit's existing wiring with no additional power source. In such embodiments, an identification chip may further be integrated therein.

In a wavelength converter converting a wavelength of light emitted from a light source and outputting an output light containing light whose wavelength is converted, which comprises a fluorescent substance dispersed in a transparent matrix, the fluorescent substance has semiconductor fine particles containing at least one univalent metal element selected from alkali metal and Ag, an element of group III in the periodic table selected from indium and gallium, and sulfur, and does not substantially contain Cd and Se. Hence, a wavelength converter having a conversion efficiency of equal to or more than that of a converter containing CdSe can be provided by using a semiconductor material formed of a highly safe composition.

A skylight system comprising a tapered light tube with the taper wider at the top than at the bottom and a permanently sealed skylight system. A diffused top dome and a diffuser bottom are attached to the light tube on site. No typical roof flashing is required during installation.

The invention discloses a plant essential oil composition for fumigating and killing grain aspergillus flavus. The composition is prepared by utilizing plant or plant essential oil containing cinnamic aldehyde, citral, thymol and salicylaldehyde or by utilizing synthetic identical materials, wherein the parts by weight of the four components in the composition are respectively as follows: 5-20 parts of cinnamic aldehyde, 15-35 parts of citral, 35-60 parts of thymol and 10-35 parts of salicylaldehyde. The composition has the advantages that: the drawing materials are natural, safe and non-toxic; and the volatile essential oil components are easy to diffuse; and the gas of the volatile essential oil is used for fumigating and killing to ensure that the composition needs not be in direct contact with grains and only needs to be put at a corner of a warehouse or a closed container to play a role in efficiently killing the grain aspergillus flavus.

Disclosed herein is a gel-form lipstick dispenser which may discharge gel-form lipstick materials with very high viscosity safely.

The invention concerns a friction stir welding method according to which the workpieces (2, 3) to be welded are positioned on a worktable (7) and by means of clamping means (5, 6) clamped to one another and/or to the work-table during the welding. A rotating welding means (12, 13) is arranged to move along a joint between the work pieces while being pressed against said workpieces during the welding. Additional heat is supplied to the joint prior to and/or during the welding operation, in excess of the frictional heat generated in the joint from the rotation of the welding means and of any other heat hat may be supplied to the joint in any other manner by the welding means. The invention likewise concerns an apparatus for friction stir welding, comprising a heat element (70) for supply of additional heat to the joint prior to and/or during the welding operation, in excess of the frictional heat generated in the joint from the rotation of the welding means and of any other heat that may be supplied to the joint in any other manner by the welding means.

Containment packages (10) having utility for transport of hazardous gases and security systems for controlling access to packages, e.g., hazardous gas containment packages (20). In a specific implementation, a containment package includes an overpack (11) for improving the safety and security of gas-containment vessels during transportation, e.g., air shipment, in which the overpack is pressurized by a protective gas at pressure in excess of the pressure in the gas-containment vessels, and a global positioning system (GPS) coordinated programmable lock and key system (30) is integrated with the containment package for controlled access to the gas-containment vessels only when the GPS component indicates that the containment package is at a specific geographic location.

This application discloses a novel process for the preparation of phosphonate esters useful as intermediates in the preparation of himbacine analogs, themselves useful as thrombin receptor antagonists. The chemistry taught herein can be exemplified by the following scheme:

wherein R⁹ is selected from alkyl, aryl heteroaryl and arylalkyl groups having 1 to 10 carbon atoms, and R¹¹ is selected independently for each occurrence from alkyl, aryl heteroaryl and arylalkyl groups having 1 to 10 carbon atoms and hydrogen, X² is Cl, Br, or I; X³ is selected from Cl and Br; and PdL_n is a supported palladium metal catalyst or a soluble heterogeneous palladium catalyst. The L-derivatizing reagent is a moiety which converts the alcohol functional group of compound 137D to any leaving group which can be displaced by a triorgano-phosphite phosphonating agent.

The invention relates to a method for detecting embryonic chromosome abnormality by virtue of blastochyle free DNA. The method comprises the following steps: acquiring blastochyle free DNA, detecting the blastochyle DNA, carrying out whole genome amplification of the free DNA, analyzing a product of the whole genome amplification, implementing fragmenting treatment on genome DNA, carrying out quantitative analysis and fragment size analysis on fragmented target DNA, constructing a library, sequencing by virtue of a computer and analyzing biological information. By virtue of high-throughput sequencing, the method disclosed by the invention can be used for overcoming shortcomings of a conventional DNA analysis method which is merely used for researching partial region of a single cell genome, and is capable of completely analyzing the genetic information of the single cell genome; the method is simple and convenient to operate, time-saving and efficient; meanwhile, by using the blastochyle free DNA as a detection sample, the method is convenient and safe to sample, so that the probability of later embryonic development abnormality is reduced and embryo is protected from being influenced in later development.

The invention discloses a method for preparing a tribromophenol, which is characterized in that bromine is generated by the hydrogen peroxide reaction between a hydrogen bromide and an oxidant, and then the bromine continues to react with a phenol to synthesize a tribromophenol, and the method can be finished with no middle steps. A crude product passes through water, a sodium bicarbonate liquor and a sodium bisulfite liquor, then after the simple treatments of water washing, impurity removal and filtration, the product can be got. The method has the advantages of simple and convenient process, easy operation, high reaction safety, less pollution and simple post processing. The yield ratio can reach to more than 96 percent. The product has a high purity, is easy to realize industrial production and has a strong practicality.

A carbon-coated transition metal nanocomposite material includes carbon-coated transition metal particles having a core-shell structure. The shell layer of the core-shell structure is a graphitized carbon layer doped with oxygen and/or nitrogen, and the core of the core-shell structure is a transition metal nanoparticle. The nanocomposite material has a structure rich in mesopores, is an adsorption/catalyst material with excellent performance, can be used for catalyzing various hydrogenation reduction reactions, or used as a catalytic-oxidation catalyst useful for the treatment of volatile organic compounds in industrial exhaust gases.

The invention relates to a stem cell repairing material as well as a preparation method and application thereof. The stem cell repairing material comprises a stem cell and a cell carrier, wherein the stem cell is an autologous adipose-derived mesenchymal stem cell (ADSC) with a concentration of 105-108/ml, and the cell carrier is autoserum, normal saline (0.9%) or a glucose injection (5%). In the invention, adopted seed cells are prepared through separating and purifying autologous adipose tissues of patients, thereby avoiding the ethical disputes and the immunological rejection. The material drawing of the adipose tissues can be performed by using an instrument suction method, which is simple in operation and can bring less traumas and pains to the patients. The cell carrier used in the invention is the autoserum, normal saline (0.9%) or glucose injection (5%), therefore, the cell carrier mixed with mesenchymal stem cells and other ingredients can be injected into the patents by virtue of syringes. By using the stem cell repairing material provided by the invention, the operation process is simple, no scar is left, and the wounds and pains for the patients are avoided, therefore, the stem cell repairing material can be easily accepted by the patients.

The invention relates to a preparation method of a solid proton conducting material having a wide working temperature range and the solid proton conducting material (a metal organic framework material) having the wide working temperature range prepared by the method. The method comprises the following steps: firstly, synthesizing a functional ligand having an amphoteric group; secondly, generatingreaction between the functional ligand and ZrCl4 in a high-pressure kettle to obtain a metal organic framework material MOF-MIMS; finally, adding protonic acid for powerful grinding to obtain ionic liquid-modified metal organic framework material. The preparation method disclosed by the invention is simple and high in controllability; the protonic acid is quantitatively dropwise added by measuring the size of a pore of a metal organic framework by measuring gas adsorption, so that a fuel cell proton exchange membrane material loaded with the proton acid in an ideal proportion is obtained. Bythe use of the ionic liquid-modified metal organic framework to prepare the fuel cell proton exchange membrane material, the cost is low, and the cycle performance is high. Furthermore, the material is excellent in conductivity without water within a relatively wide temperature range of -40 to 150 DEG C.

The invention relates to the field of cosmetics and discloses natural whitening pearl barley flour as well as a preparation method and an application thereof. The natural whitening pearl barley flour disclosed by the invention consists of pearl barley, ginseng, pearl and white poria. According to the natural whitening pearl barley flour, the pearl barley is taken as a main ingredient and is supplemented with traditional Chinese medicines with a whitening effect for compounding according to the traditional theory of traditional Chinese medicine and drug matching rule, and the pearl barley and three medicine-food-homology Chinese herbal medicines, namely the ginseng, the pearl and the white poria, are adopted to prepare the natural whitening pearl barley flour, so that functions of all the traditional Chinese medicines can be synergistically given play, a whitening effect of the pearl barley can be beneficially improved and is superior to that of existing products; and the natural whitening pearl barley flour can be applied to the field of beauty products.

The invention discloses a system for determining the explosion suppression performance of liquid fuel vapor by water vapor. The system comprises an explosion bin (1), a computer, a main control system, and a first vacuumizing device (7) connected with the main control system, a gas circulation device (8), a liquid fuel vapor supplying device (4), a dry air supplying device (5), a water vapor supplying device (9), an ignition device and a constant-temperature water supplying device, wherein the liquid fuel supplying device (4), the dry air supplying device (5), the water vapor supplying device (9) and the first vacuumizing device (7) are all communicated with the explosion bin (1); the explosion bin (1) is internally provided with ignition electrodes (6) and an explosion bin pressure sensing device; the main control system is connected with the computer. The invention also discloses a method for determining the explosion suppression performance of liquid fuel vapor by water vapor. The system for determining the explosion suppression performance of liquid fuel vapor by water vapor has the advantages of determination accuracy, safety and reliability.

The invention discloses a physically-modified non-woven fabric and a manufacturing method thereof. The physically-modified non-woven fabric is manufactured by forming a fluffy fiber layer on a non-woven fabric through physical modification and napping the fluffy fiber layer. As for the physically-modified non-woven fabric, processing is carried out after fabric formation, thus being easy to implement and having low production cost. Due to the fluffy fiber layer on the surface thereof, the physically-modified non-woven fabric has soft handle, and is affine and comfortable for human bodies; and by adopting a physical method to change the structure thereof instead of adopting a chemical additive for post-processing and other means to change the handle, and the fabric has safer materials.

An ink-jet ink is provided. The ink-jet ink includes a compound of formula (1) to form a cured film with high-flame retardancy. In the formula, R is hydrogen, hydroxyl, or an organic group of 1 to 100 carbon atoms; and n is an integer of 1 to 20: