169results about How to "Meet printing requirements" patented technology

The invention provides a photo-curing silk screen pearly-luster ink applicable to different printing substrates and a preparation method of the photo-curing silk screen pearly-luster ink. The ink is prepared from the following components in percentage by weight: 5-60% of polyurethane acrylate, 1-30% of acrylates pre-polymer, 1-20% of adhesive force accelerating resin capable of participating curing, 0-30% of monomer, 5-25% of pearly-luster pigment, 0-40% of a solvent and 2-15% of a light initiator. The photo-curing silk screen pearly-luster ink applicable to the different printing substrate disclosed by the invention can be suitable for the different printing substrates at the same time and comprises plastic substrates including paper, PET (Poly Ethylene Terephthalate), BOPP (Biaxially-oriented Polypropylene), PP (Propene Polymer), PE (Poly Ethylene) and the like, and metal substrates; an adhesive force between the photo-curing silk screen pearly-luster ink and the printed materials is good and the photo-curing silk screen pearly-luster ink has good flexibility and wear-resisting and scrape-resisting strength; the acid-resisting and alkali-resisting performance is excellent and the performance for resisting each type of solvent is good, so that the requirements on silk-screen printing can be met.

The invention relates to a nanometer conductive silver paste and a preparing method thereof. The nanometer conductive silver paste is characterized in that mass percentage content of the components are as follows: 20-90% of a silver powder, 0.01-5% of a high-molecular resin, 0.01-5% of an organic silicone oil, 0.01-10% of a thickening agent 1, 0.01-5% of a thickening agent 2, 0.01-5% of a plasticizer, 0.5-1% of a dispersant, 0.5-1% of a leveling agent, 5-20% of a solvent 1, and 5-20% of a solvent 2. The nanometer conductive silver paste of the invention has a remarkable low-temperature sintering property and saves energy. A formed circuit has advantages of high conductivity, high adhesiveness and high hardness. A selected Teslin substrate is degradable and environment-friendly. The nanometer conductive silver paste has wide application prospect in paste application fields of RFID electronic label, LED circuit board, touch screen circuit, etc.

The invention provides a PE film which is formed by co-extruding a corona layer, a middle layer and an inner layer. The corona layer comprises metallocene linear low density polyethylene resin and medium density polyethylene resin. The middle layer comprises low density polyethylene resin, linear low density polyethylene resin and medium density polyethylene resin. The inner layer comprises metallocene linear low density polyethylene resin and medium density polyethylene resin. The corona layer and the inner layer each comprises the high-proportion metallocene linear low density polyethylene resin, so that the PE film has good heat sealing performance, and the medium density polyethylene resin added in the corona layer, the middle layer and the inner layer enable the film to have good stiffness and flexibility, and the PE film is suitable for package of hygienic products.

The invention provides ultraviolet curing printing ink as well as a preparation method and a security product thereof. The ultraviolet curing printing ink has a particle size less than 500nm and comprises the following components in percentage by weight: 10-25% of colouring agent, 55-75% of compound active monomer, 0-5% of prepolymer, 8-15% of compound photoinitiator, 0.1-0.5% of defoaming agent, 1-4% of wetting dispersant, 0.5-3% of adhesive force enhancing resin, 0.03-0.5% of radiation curing auxiliary and 0-10% of solvent. The invention also provides a preparation method and a security product of the ultraviolet curing printing ink. The ultraviolet curing printing ink is prepared by selecting and matching a printing ink system, viscosity, adhesive force, colour saturation and the like of the prepared ultraviolet curing printing ink can be well matched with micro pattern printing, and the effect of improving the colour saturation and anti-counterfeiting level of a printed pattern and a printed product is realized.

The invention discloses a cheese water-type ink and its process for preparing. The method is as follows: polymerizing arbowax or polyester diol, dimethylol propionic acid and isophorone diisocyanate under accelerating effect of catalyst, stopping heating after 3-5 hours; adding triethylamine to neutralize after cooling, and adding water to prepare polymer solution with 20-40 % of solid content, adding drainable clay, stirring to obtain clay intercalation polyurethane, dissolving dry casein into the water in alkali condition, preparing to obtain aqueous solution of dry casein with 10-20 % of solid content; mixing intercalation polyurethane with aqueous solution of dry casein evenly to produce junction material of water-type ink, and adding pigments, alcohol, anti-fungus agent and water, grinding, adjusting viscosity to obtain water-type ink. The invention selects renewable natural resources as its main film forming matter, so it is environment-friendly and can save energy; the said water-type ink is of simple process and reasonable cost; and the quality of the obtained ink meets the requirement of the decorative laminate printing.

The present invention discloses a surface-sized news-paper and its making method. It includes the following steps: using bleached sulfate needle wood pulp (BKP), beating, then mixing it with Italia poplar alkaline hydrogen peroxide hot-ground mechanical wood pulp (APMP) and bleached mechanical grindstone ground wood pulp (GP), according to mixing ratio blending them into mixed pulp, adding auxiliary material and making them into raw material pulp for making paper. The standard quantity of said news-paper is 45-49 g/sq.m, brightness (ISO) is 57-63%, opaqueness is greater than 91%, transverse tearing index is greater than 5.5mV, sq.m/g, surface strength is greater than 0.5 m/s, and breaking length longitudinal is greater than 4000 m.

The invention provides a water-based ink, and a preparation method and a safe product thereof. The particle size of the water-based ink is less than or equal to 300nm. The water-based ink comprises the following components in percentage by weight: 15-25% of colorant, 60-80% of pure water, 3-15% of water-based resin emulsion, 1-5% of polymer dispersant, 0.1-0.5% of defoaming agent, 0.1-3% of substrate wetting agent and 0.1-1% of associated polyurethane thickener. The invention also provides a preparation method and a safe product of the water-based ink. The water-based ink is prepared by selecting and matching the water-based resin system, colorant and related adjuvants. The ink can have favorable adhesive force and dryness in micrpattern printing, especially can satisfy the requirements for micrpattern array printing in microlens array optical anti-counterfeiting elements, and achieves the effect of enhancing the color saturation and anti-counterfeiting level of the printed pattern printing products.

The invention discloses an electric and optical cable metering and printing device which comprises a base plate. A friction transmission metering wheel, a printing wheel and a printing belt reel is mounted on the upper half of the base plate, two cable support wheels are mounted on the lower half of the base plate, and electric or optical cables are respectively clamped between the friction transmission metering wheel and one of the cable support wheels and between the printing wheel and the other cable support wheel. Printing belts on the printing belt reel wind around the rim of the printing wheel and are penetratingly arranged between the printing wheel and electric or optical cables. The friction transmission metering wheel rotates by contact friction with the electric or optical cables, the printing wheel is driven to rotate by belt transmission, printing blocks are arranged on the printing wheel, a belt pressing rod is arranged on the printing belt reel, and a cylinder is arranged below a connecting shaft connecting the two cable support wheels. The electric and optical cable metering and printing device can meter the electric and optical cables and print on the same, printing belt consumption and production cost are reduced, the distances between the printing wheel and the cable support wheels are adjusted conveniently, and requirements for printing of the electric and optical cables different in specifications are met.

The invention discloses a universal printing tool. A tool fixing plate is disposed above a tool baseplate, puller bolts are arranged on the left side and the right side of the tool fixing plate symmetrically, the end of each puller bolt horizontally penetrates a corresponding mounting lug to be butted against the side wall of the tool fixing plate, and a fixing plate positioning stop plate is further fixedly arranged above the tool baseplate; the rear end of a printing screen is locked together with a screen clamp through fastening bolts, a horizontal bar is sleeved with the screen clamp movably, a mounting block is arranged at each of the left and right ends of the horizontal bar, each mounting block is vertically inserted into a corresponding height adjusting screw, each height adjusting screw is sleeved with two locking units so as to lock each mounting block on the corresponding height adjusting screw, and the lower end of each height adjusting screw is fixed on the tool baseplate. The universal printing tool is simple in structure, ingenious in design, convenient to operate and high in product consistency and universality, and printing requirements of products of different styles and specifications can be met by only replacing a tool positioning plate and the printing screen.

The invention discloses a polyamide coating agent for the printing of a label tape. The polyamide coating agent comprises the following components: methanol, calcium chloride, polycaprolactam, carbon black, alcohol-soluble black dye and an antistatic agent. After the alcohol-soluble black dye is used, the coating agent is black and the solidified coating is black; the polyamide coating agent is suitable for the coating formed by the wet method; and after the coating is solidified and dried, the bonding strength of the coating is high, the color fastness is high and the coating meets the printing requirements of common textiles and label tapes.

The invention relates to the field of the printing equipment, in particular to a novel material intaglio roller. The novel material intaglio roller comprises a roller-shaped printing plate, wherein the roller-shaped printing plate consists of cast iron, epoxy resin composite material and a coating from inside to outside in turn; after the epoxy resin composite material is coated on the circumferential surface of the cast iron, a pattern is carved on the surface layer of the epoxy resin composite material and then the coating is plated; the epoxy resin composite material is a cured substance obtained by matching a bisphenol A novolac epoxy resin prepolymer with a linear phenolic aldehyde curing agent; and the coating is a diamond like carbon (DLC) film. By replacing a conventional metal layer with the epoxy resin composite material and replacing a conventional electric chromium film with DLC, the novel material intaglio roller has the advantages of reducing the production cost, reducing the production pollution, prolonging the service life of the intaglio roller, and preventing the problems of easy oxidation of the metal layer and poor printing durability of the chromium film, along with light weight.

The invention provides a cigarette packet wrinkle printing method. According to the method, high-speed printing adaption, special effect UV fission varnish and a web gravure printing machine are improved, and a UV wrinkling device capable of adjusting the horizontal distance from a printing stock is additionally arranged between a printing gravure cylinder and a UV curing device. The method includes the steps of forming the effect of different wrinkles under the action of the wrinkling device by using the UV fission varnish and then performing UV curing; printing special effects, such as snowflakes and wrinkles on the web gravure printing machine at the speed of 150-180 m/min (about 18000-21000 pieces/hour). By means of the cigarette wrinkle printing method, different special cigarette packet wrinkle effects can be produced according to the needs, the process is optimized, the operation is simple, the product quality is stable, the use amount of ink is reduced to effectively reduce material costs, and the production efficiency is relatively 6 times higher than that of silkscreen printing.

The invention discloses double-lamp-curing white UV inkjet ink. The double-lamp-curing white UV inkjet ink is prepared from the following raw materials, in percentages by mass: 5-15% of a nanoscale pigment, 3-10% of a polyester acrylate oligomer, 2-5% of a polyurethane acrylate oligomer, 5-20% of a photoinitiator, 15-45% of a single-functional or two-functional reactive monomer containing -(CH2)n-structure in the molecular chain, wherein n>=5, 5-30% of an ethoxylated or propoxylated active monomer with three or more of functional groups, 20-60% of other active monomers, and 5-15% of an auxiliary agent. The UV inkjet ink provided by the invention does not contain organic solvents and has the characteristics of greenness and environmental protection; the ink can be cured instantaneously under irradiation of a mercury lamp and an LED lamp, the surface is not sticky, and requirements of double-lamp printing are satisfied; and the ink has good continuity and fluency, good storage stability, good flexibility, no cracking, no brittleness, moderate hardness, high film strength, good adhesion to a substrate and wide adaptability.

The invention provides coating newsprint and a making method thereof. The newsprint has the following specifications: the fixed weight is 45-49g/m<2>, whiteness is 59-63%, transverse tear index is larger than 5.5m N.m<2>/g, opaqueness is larger than 95%, surface strength is larger than 1.0m/s, average smoothness of the front side and the back side is larger than 60S, the smoothness difference of the front side and the back side is less than 20%, and the longitudinal breakage length is larger than 1500m. The making method of the coating newsprint comprises the following steps of: preparing 100% regenerated fiber deinked pulp completely made from No.8 waste paper and adding auxiliary materials including retention aid, dyes and cationic starch to obtain material pulp; distributing pulp by using a headbox, forming at a neat part, carrying out composite squeezing in a four-roller three-pressing region, primary drying, surface mineral pigment coating and finishing, post-drying, reeling by using reeling machine and external re-reeling. The making method is simple, the coat of coating newsprint per ton is reduced by 250-280 yuan; the surface whiteness of the product is greatly improved, the surface of the product is smooth and fine, the ink absorption rate of the product is moderate; the printability is improved; ink consumption during printing can be reduced 10-15wt%; the printed pictures have bright color and clear wire marks; and the made coating newsprint can meet printing requirements of common newspapers and periodicals and high-quality colored newspapers and periodicals.

The invention discloses an ultraviolet (UV) continuous printing device for a transfusion bag film material. The UV continuous printing device comprises a continuous film supplying device, a corona treatment device, a UV printing device, a UV drying device and an automatic continuous film coiling device which are sequentially arranged in the film material conveying direction, wherein the continuous film supplying device is used for conveying the to-be-printed film material continuously to the subsequent devices; and the automatic continuous film coiling device is used for coiling the printed and dried film material again into film rolls. By adopting the printing device disclosed by the invention, continuous UV printing can be realized; film changing and film coiling can be realized without halt, so that full-automatic printing is realized; the UV printing technology is adopted, so that the defect of heat transfer printing is completely overcome; and particularly, the requirements of a pharmaceutical enterprise for the printing effect, the printing quality and the printing efficiency can be met.

The invention discloses BOPP thermosensitive membrane and a production method thereof. The BOPP thermosensitive membrane comprises BOPP base membrane, a base coat layer, a chromogenic layer and a protective layer, wherein the base coat layer, the chromogenic layer and the protective layer are sequentially arranged on the BOPP base membrane. The production method of the BOPP thermosensitive membrane comprises the following steps of (1) selecting BOPP membrane as a coating base material; (2) producing base coat layer coating layer; (3) producing chromogenic layer coating liquid; (4) producing protective layer coating liquid; and (5) pumping the coating liquid of the various layers into coating machine material grooves respectively, and adopting a measuring bar coating method for sequentiallycoating the base coat layer, the chromogenic layer and the protective layer over the paper base material. The product has high-definition printing performance, and the printing requirements of printers with different energy are met; the product has excellent resistance to dry and wet rubbing and three proofing performance, and can be used in environments in contact with water and oil for a long time; and before and after printing, the product can be repeatedly rubbed without coating shedding, and no developed images are lost, so that information fidelity in practical use is guaranteed.

The invention discloses an LED (light-emitting diode)-UV (ultraviolet) ink with special snow effects and a preparation method of the ink. The ink comprises, by weight, 27-52 parts of ultraviolet curable resin, 30-50 parts of activated diluents, 10-16 parts of photo-initiators, 0-10 parts of pigments, 3-8 parts of fillers and 1-2 parts of auxiliaries. The ink is cured and dried by an LED-UV light source, the wave band of the LED-UV light source can be 365nm, 375nm or 395nm, and curing power is higher than or equal to 8W/cm<2>. Compared with common UV ink, the ink has the advantages of high drying speed, good adhesive force, energy conservation, environmental protection and the like.

The invention relates to functional ink for ink-jet printing on the surfaces of special base materials (glass, ceramic and metal) as well as a preparation method and application. The functional ink isprepared from the following ingredients in parts by weight: 5-20 parts of epoxy resin 1#, 10-30 parts of epoxy resin 2#, 1-10 parts of a curing agent, 0.5-5 parts of an accelerant, 25-50 parts of a solvent 1#, 1-15 parts of a solvent 2# and 0.05-2 parts of an adjuvant. The invention further relates to a preparation method, performance parameters and an application method of the functional ink. The functional ink contains the epoxy resin, the curing agent, the accelerant, the solvent and other adjuvant in a proper weight proportion and has the characteristics of excellent stability and high-temperature rapid curing, and adhesive film cured by the functional ink has extremely good adhesive force, water resistance, tenacity and rigidity. The functional ink is particularly suitable for the surfaces of the special base materials such as glass, ceramic and metal and has functions as a transition layer between the surfaces of the base materials and a UV (ultraviolet) ink layer, so that the UV (ultraviolet curing) ink-jet technology can be more broadly applied to industrial production in the fields of printing and packaging as well as embellishment and decoration.