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482results about How to "Good printing adaptability" patented technology

High peeling environment-friendly type aqueous transfer coating and use thereof

The invention relates to a high peeling-off environment-friendly waterborne transfer coating and an application thereof, wherein, the waterborne transfer coating takes the following components with the contents (parts by weight) as raw materials: 10 to 60 parts of waterborne resin; 0 to 10 parts of auxiliary agent; 0 to 10 parts of rheological control agent; 0 to 30 parts of cosolvent; 0 to 10 parts of pigment; 30 to 80 parts of deionized water; and 0 to 5 parts of pH value regulator. Compared with the prior art, the waterborne transfer coating has the following advantages of: (1) environmental protection and cost advantages: the waterborne transfer coating takes water as a main dispersion medium and has no organic solvent basically, very low content of volatile organic compounds (VOCs) and low production cost; (2) good printing adaptability: compared with a the solvent system, a waterborne system is different on the resin and the polarity from the solvent, thereby having good solvent resistance and being more applicable to the printing modes (such as gravure printing and screen printing) with higher requirements on the solvent resistance; and (3) the waterborne transfer coating can be directly used for replacing the existing solvent high peeling-off transfer coating by the pilot scale production confirmation.
Owner:SHANGHAI WEIKAI CHEM

Graphene cluster based carbon system electric heating slurry as well as preparation method and application thereof

The invention discloses graphene cluster based carbon system electric heating slurry as well as a preparation method and application thereof. The slurry comprises the following components in parts by weight: 10-70 parts of a conductive heat-conduction agent, 10-70 parts of a far-infrared reinforcing agent, 10-60 parts of a solvent, 0.1-10 parts of an additive and 5-60 parts of a resin connecting agent, wherein the conductive heat-conduction agent comprises graphene clusters. By adoption of the mode that the graphene clusters are separately combined with other carbon materials so as to be used as the conductive heat-conduction agent and the far-infrared reinforcing agent of the electric heating slurry, the electrical resistivity of the slurry after being printed into films is greatly reduced, the heat conduction property, the electric heating conversion efficiency and the far-infrared radiation intensity are improved, the manufacturing cost is lowered, the velocity of the slurry is also reduced, the flowability and the transferring printing adaptability of the slurry are improved, and the electric heating slurry has great significance for energy conservation, consumption reduction, health physiotherapy and the like.
Owner:苏州格瑞丰纳米科技有限公司

Stone water-free paper-making method and flow

The invention relates to a stone water-free paper-making method and a flow thereof; the process method and the flow are that: after inorganic material is dried, a modifier is added in the inorganic material to carry out mixing modification in mixing / modifying equipment, and then the inorganic material which is activated and modified and organic material and accessory ingredients are mixed and are conveyed to the modifying equipment to carry out secondary modifying treatment (banburying), and then extrusion granulation is carried out to form granulated raw material, and the granulated raw material is conveyed to raw material drying equipment to carry out secondary drying by raw material conveying equipment, and the dried raw material is directly conveyed to a film casting and laminating machine and a drawing mill to be produced into body paper, and then the body paper is cut and rolled for spare, and the cut rim charge is recycled; corona treatment is carried out to the body paper, and then surface coating treatment is carried out in a coating machine, so as to obtain coated paper; by adopting the method to produce stone paper, the production speed is rapid, the output is high, the flatness and smooth finish of the finished paper are good, the product quality is high, and various printing modes and printing inks are suitable for the paper. The process in the invention is simple and rational, the product quality is stable and the effect is good.
Owner:蔡茂友

Polyethylene (PE) film and preparation method thereof

The invention provides a polyethylene (PE) film and a preparation method thereof. The PE film sequentially comprises a composite layer, an intermediate layer and a heat-seal layer, wherein the composite layer comprises 25 to 40 weight percent of low-density PE, 25 to 40 weight percent of linear low-density PE and 33 to 45 weight percent of modified metallocene linear low-density PE; the intermediate layer comprises 25 to 50 weight percent of the low-density PE and 50 to 75 weight percent of the linear low-density PE; and the heat-seal layer comprises 28 to 35 weight percent of the low-density PE and 65 to 72 weight percent of the linear low-density PE. The invention also provides a cleaning solution packaging composite film and a cleaning solution packaging bag, wherein the cleaning solution packaging composite film is prepared from the PE film. Correspondingly, the invention also provides a preparation method of the cleaning solution packaging composite film which is prepared from the PE film. A product is packaged by the PE film provided by the invention, so the packaging bag has certain solvent resistance and excellent heat-seal performance, the relatively high sealing property and tensile strength of a material subjected to heat sealing are guaranteed, and the leakage resistance and falling resistance of the composite film which is prepared by the material are further improved.
Owner:HUANGSHAN NOVEL

Alcohol-free environment-friendly fountain solution and preparation method thereof

The invention relates to an alcohol-free environment-friendly fountain solution and a preparation method thereof. The fountain solution comprises, by weight, 70-85 parts of deionized water, 2-5 parts of pH modifiers, 10-25 parts of water-based colloid and 0.5-2 parts of nonionic surfactants. The preparation method includes the following steps that part of the deionized water is added into a stirred tank, the water-based colloid is added while the deionized water is stirred, stirring is continued until the water-based colloid is completely dissolved, and a colloid solution is obtained; the nonionic surfactants are added into the colloid solution, the nonionic surfactants and the colloid solution are fully stirred and mixed, and a mixed solution is obtained; and the pH modifiers are added into the remaining deionized water, the pH modifiers and the deionized water are stirred and mixed evenly and then added into the mixed solution, the mixture is fully stirred and dispersed, and the alcohol-free environment-friendly fountain solution is obtained. Compared with the prior art, the fountain solution is stable in property, safe, environmentally friendly, free of alcohol and good in printing adaptability; the added nonionic surfactants can effectively adjust the surface tension of the fountain solution, the preparation process is simple, the controllability is good, and the fountain solution is suitable for industrial production.
Owner:SHANGHAI JIEYISEN CO LTD

Self-crosslinking polyacrylate rubber latex, preparation method thereof and water-based paper printing ink

The invention discloses self-crosslinking polyacrylate rubber latex, a preparation method thereof and water-based paper printing ink. The self-crosslinking polyacrylate rubber latex is prepared by the following steps: mixing an acrylic ester monomer, a hydrophilic monomer and ADH in a head tank A; mixing water, an emulsifier, the acrylic ester monomer and DAAM in a head tank B; adding water, the emulsifier and polymerizable self-emulsifying functional monomer, stirring the mixture, heating the mixture to 75 DEG C, and dripping a mixture in the head tank A and an initiator to prepare a protective colloid first; dripping the mixture in the head tank B and the initiator at 85 DEG C; and performing a constant-temperature reaction. The water-based paper printing ink is prepared by the following steps: dissolving a phenylethylene-acrylic acid polymer and a pH value regulator in water at 60 DEG C with stirring; adding a pigment and necessary assistant and mixing the mixture to prepare color paste; and uniformly mixing the color paste with the self-crosslinking polyacrylate rubber latex, a surface tension regulator and water. The water-based paper printing ink can be diluted by one or a mixture of two of water and ethanol, can be dried quickly and has high printing adaptability.
Owner:SUN YAT SEN UNIV +1

Top coating for coating layer of double-sided coating white board as well as preparation method and application thereof

The invention discloses a top coating for a coating layer of a double-sided coating white board as well as a preparation method and application thereof. As the top coating, the double-sided coating white board after being applied and coated by a coating machine not only is suitable for high-grade printing but also is suitable for vacuum forming. The top coating comprises the following components in parts by mass: 20 to 50 parts of kaolin, 50 to 80 parts of calcium carbonate, 10 to 18 parts of latex and 25 to 35 parts of water. The top coating also contains the components of a dispersant, a lubricant, a water repellent agent, a bactericide, a pH regulator and a functional assistant of 0.6 to 3.0 parts by mass of PC4200 soybean protein. By adding the functional assistant, the closure property of the coating layer can be opened, the covering property of the coating is enhanced, the use quantity of wood pulp is reduced, the smoothness of finished paper is lowered, and the infiltration of vacuum forming oil is benefited. The coating is applied and coated on a paperboard by the coating machine, can enable the paperboard to have favorable printing ink acceptance, improves the covering property of a paper face greatly and has lower smoothness and roughness and favorable printing adaptability.
Owner:YUANTONG PAPER SHANDONG
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