116 results about "Labeling Materials" patented technology

An endoscope system is disclosed for detecting fluorescent light emitted in the near-infrared region by a plurality of fluorescent labeling materials introduced into a living tissue. An illumination system generates illumination light in the wavelength range 600 nm-2000 nm which serves as excitation light for the plurality of fluorescent labeling materials, and a detection system that can separately detect different ones of the plurality of fluorescent light emissions that are emitted at different wavelengths from among the plurality of fluorescent labeling materials is provided. The endoscope system may include a conventional-type endoscope having an insertion section, or a capsule endoscope that wirelessly transmits image data. By superimposing the image data obtained using reflected light in the visible region and fluorescent light emitted by the fluorescent labeling materials, improved diagnostic capabilities are provided.

A business form according to the present invention including a ply of label stock, a ply of release liner stock, and a ply of message or record bearing stock, may be configured as either a continuous or cut sheet form. The ply of label stock has one side coated with a pressure sensitive adhesive. The ply of release liner stock has a release side that engages with the adhesive on the one side of the label stock. The release liner ply and the label stock ply have edges that are laterally offset from one another so that a narrow longitudinal strip of adhesive is unengaged with the release liner. The ply of message bearing stock is adhered at one edge to the label stock at the narrow longitudinal strip of adhesive. A plurality of cuts is defined by, and extends through, the release liner from the back of the business form, whereby the structural integrity of the business form is enhanced.

The invention relates to a carbon quantum dot fluorescence labeling material with orange peels used as a carbon source as well as a preparation method and an application of the carbon quantum dot fluorescence labeling material. The orange peels are used as a raw material, and a simple method for one-step synthesis of a high-fluorescence-quantum-efficiency carbon quantum dot is established. The method comprises steps as follows: the orange peels are mixed with water; then a mixed liquid is mixed with concentrated sulfuric acid; the pH is adjusted by the aid of NaOH, and undissolved residues are removed in a centrifugal manner; then dichloromethane is added to a centrifuged supernate, and a non-fluorescence fat-soluble substance is removed in the centrifugal manner; finally, the centrifuged supernate passes through a film, and the fluorescence labeling material is prepared. According to the method, high-temperature and high-pressure reactions are not required to be performed by equipment such as plasma emitters, hydrothermal reaction kettles, muffle furnaces and the like during synthesis, reaction conditions are mild, operations are simple and convenient, the cost is very low, the method can be implemented in ordinary laboratories, the synthesized fluorescence labeling material lays a foundation for the further application to work such as bio-labeling, heavy metal analysis, antibody labeling, cell staining and the like.

The present invention provides a test paper card which is used for simultaneously detecting a plurality of colloidal gold immunochromatographic assays, and relates to the immuno-chromatographic technology of the detecting test strip, in particular to a colloidal gold immunochromatographic assay detection device which can be used for qualitatively and simultaneously detecting a plurality of antigens or antibodies. The device consists of a plastic card box and two test strips; the plastic card box has a positive side and a negative side, a sampling window and an observing window are positioned on the positive side, and an observing window is arranged on the negative side; a sample pad, a glass fiber membrane, a chromatographic membrane and an absorbent pad are arranged on the test strip in sequence and are used for absorbing the antigens or antibodies on the specific regions of the chromatographic membrane, so as to form a quality control line and one or more than one detection line(s); the two test strips are separated by a plastic bottom lining, and no plastic bottom lining is arranged in the position of the sample pad, so the sample pad is connected with the two test strips; the sample pad corresponds to the sampling window, and the chromatographic membranes on the two test strips respectively correspond to the observations on the positive side and on the negative side; a colloidal gold labeling material is pre-buried in the position of glass fiber membrane; the sample is added into the sample pad, the test strips of the positive side and the negative side simultaneously perform the function of capillary proliferation towards the absorbent pad, and after the immunoreaction, the immune complex which can be seen by naked eyes is formed.

The present invention discloses one kind of core-shell structure quantum dot with ZnS shell, and features its chemical expression of M(1-x)Y2S4 to Ax/ZnS, where, M is Bioavailability or Ca, A is one or two of Mn, Cu, Ag, Al, Pr, Eu, Er, Tm, Ce, Yb and Nd, x is 0.001-0.5. The present invention also provides the preparation process of the quantum dot. The preparation process has safe material, low material cost, simple and safe operation and relaxed equipment requirement, and is suitable for large scale preparation in lab. The prepared quantum dot has high dispersivity, high fluorescence strength and high stability, and may be used as fluorescent labeling material for biological detection and analysis and as light emitting material for display devices.

The invention provides an overlapping curve heat-conducting glue label material with an inflaming retarding function. The heat-conducting glue label material comprises a sold polyester film or polyimide film, a dotted inflaming retarding crylic acid heat-conducting glue layer, NOMEX paper, a latticed inflaming retarding crylic acid glue layer and sold 100g bagracine embossed backing paper from topto bottom. Based on the dotted glue combination technology, the prepared overlapping curve heat-conducting glue label material with the inflaming retarding function has high insulation performance and a certain heat conducting function, and can be widely applied to paper packaging materials.

The invention discloses a silica-coated ferroferric oxide nanocluster serving as a magnetic labeling material and a preparation method thereof. The method includes the steps that first, with iron chloride hexahydrate and sodium acetate trihydrate as raw materials and ethanediol as solvent, Fe3O4NCs with good dispersity, high magnetic response and superparamagnetism is prepared by improving a solvothermal method; then, with the cluster as a precursor, absolute ethyl alcohol and deionized water as a dispersant and ethyl orthosilicate and strong ammonia water as raw materials, the silica-coated ferroferric oxide nanocluster is synthesized with assistance of ultrasonic waves under the condition of a normal-temperature water bath. The silica-coated ferroferric oxide nanocluster composite obtained through the method has excellent magnetic performance, the thickness of a silica shell is uniform and is kept within 10-20 nm, the surface carries a large number of silicon hydroxyls, excellent biological safety and compatibility are achieved, and the requirement of a magnetic micro-nano sensor for the magnetic labeling material is met.

The invention discloses a water-soluble rare earth ion doped zirconium dioxide nano fluorescence labeling material and a preparation method thereof, relates to rare earth ion doped zirconium dioxide nano fluorescence labeling materials, and particularly relates to a method enabling rare earth ion doped zirconium dioxide nanocrystalline to have water solubility and biocompatibility. Rear earth ions are successfully doped into zirconium dioxide nanocrystalline by means of a high-temperature solvent thermal and ligand exchange method to obtain a monodispersed, water-soluble and highly-luminous zirconium dioxide nano fluorescence labeling material with rare earth ions. The composition of the zirconium dioxide nano fluorescence labeling material is xRE3+-(1-x) ZrO2 (RE=Eu, Tb; x=0-50mol%). High visible light transmission of matrix-sensitized rear earth ions can be realized by using a spectrometer to detect luminescence of samples and stimulating ZrO2 matrix.

The present invention provides a method of producing a reverse-printed pressure-sensitive cut label using thin or lighter liners in a continuous process and single pass. The invention eliminates the need for printing over the adhesive or silicone and permits reverse printing directly on the backside of the label face stock. Further, the present invention obviates the need for shipment of finished label material to a printer for printing and eliminates the multiple steps and costly equipment involved in silicone coating release paper in-line during the label making process. In addition, the present invention provides a method of producing multiple, single webs of cut reverse-printed labels in a single pass, saving both materials costs and additional unwinding, slitting and rewinding steps and equipment.

The invention discloses a food contact resealing label material which comprises a thin film matrix, an acrylic acid pressure-sensitive binding agent and a silicon oil base paper/film. The oxygen permeability of the thin film matrix is lower than 2.0*10<-5>m<3>/m<2>*d*Pa, and the moisture penetrability of the thin film matrix is lower than 2.0*10<-4>kg (s*m<2>); the acrylic acid pressure-sensitivebinding agent is arranged on the lower surface of the thin film matrix, and the residue of the solvent is 5mg/m<2>-RL values; the total transfer volume of acrylic acid is 6mg/kg-RL values; the siliconoil base paper/film is arranged on the lower surface of the acrylic acid pressure-sensitive binding agent. The invention further discloses a preparation method of the food contact resealing label material, a food contact resealing label prepared from the food contact resealing label material and an application of the food contact material to food package. The oxygen permeability, the moisture permeability, the solvent residue, the total transfer volume of acrylic acid and isocyanate residue of the food contact resealing label material can meet the demand of food contact and food contact package.

The invention discloses a fluorescence labeling biological material and a preparation method thereof. The method comprises the following steps: (1) activating fluorescent molecules; (2) carrying out areaction on a polymer and activated fluorescent molecules; (3) dialyzing the solution after the reaction in the step (2) with deionized water, and freeze-drying to obtain a fluorescence labeling biological material, wherein the polymer is a polyamino acid-based polymer or a chitosan-based polymer. According to the invention, the carboxyl on a fluorescent molecule is activated into active ester, then the active ester and the amino on a biopolymer are subjected to an amidation reaction, and the fluorescent molecule is chemically coupled to the biopolymer, so that the fluorescence labeling material has different fluorescence colors due to different labeled fluorescence molecules, and the chemical labeling method avoids the defect that fluorescent molecules or particles thereof are easy to diffuse out of a system in physical mixing or electrostatic adsorption and other methods; and the fluorescence labeling biological material has a wide application prospect in the research fields of in-vitro and in-vivo imaging, tracing, material degradation, biosensing, 3D printing and the like.

The invention provides a special masking heat-dissipation polyimide electronic label material. The material comprises a polyimide film, a black organic silicone glue layer and polyester film releasing-type base paper from top to bottom; the black silicone glue layer comprises graphene, nanometer silicon carbide, an organic silicone adhesive and ethyl acetate according to a mass ratio of (10-15):(2-3):(60-65):(25-30). The provided special masking heat-dissipation self-adhesive electronic label material has good masking property and can achieve a masking effect higher than 95% and assist electronic and electrical products in heat dissipation, and the heat dissipation performance is improved by 30%. The material is mainly used for electronics and battery product information labels.

The invention discloses a near-infrared luminescence bio-fluorescence labeling material. The crystal structure of the material is a rhombohedron structure and the molecular formula is Ba3[P(1-x)MnxO4]2, wherein 0.002 <= x <= 0.025. The invention also discloses a preparation method of the material, comprising the steps of: (1) weighing the compound raw materials containing barium, phosphorus, and manganese according to a molar ratio of elements; (2) preburning for 3-8 hours at the temperature of 300-500 DEG C after grinding and mixing; and (3) taking out the sample after preburning, regrounding and mixing, and firing for 10-20 hours at a temperature of 900-1100 DEG C to obtain a near-infrared luminescence fluorescent powder. The bio-fluorescence labeling material of the invention has the advantages of strong luminescence, good chemical stability, excellent water resistance, broad excitation, narrow emission peak, long life and good biocompatibility.

The invention provides a high-temperature resistance anti-counterfeit label material. The high-temperature resistance anti-counterfeit label material comprises a silicon-coated bottom paper layer, an adhesive sticker layer, a color layer, a protecting layer, a release layer and a thin film layer which are sequentially arranged. According to the high-temperature resistance anti-counterfeit label material, even though the material is uncovered under the high-temperature condition of 120 DEG C, characters or patterns preset inside the label material can still appear on an object; moreover, the label material cannot be recovered, and thus the warning effect and the falsifying prevention anti-counterfeit effect are achieved.

A packaging structure having at least one layer of a foam component and at least one metallized layer wherein the layer enhances the insulating effect of the foam and provides a bright, attractive finish to a label or package. The metallized layer is preferably provided on its outer surface with a a reverse printed film.