Photographic Plate Making Technology in the Age of Gift Bag Hanging Net

  hotographic plate making technology in Dalian gift bag hanging net era. In order to remedy the lack of sensitivity of dark bits in color printing packaging pictures, it is possible to remove the original flash once or put a paper dot exposure, or directly use flash lamp to flash white light, so as to increase the deep bits of the original and soften the image. Bleached chemical wood pulp is used in all the pulp fibers of base paper, and the amount of pulp is increased, and the coverage of lining mechanical pulp is strengthened.

  The use of neutral alkaline sizing process to reduce the amount of aluminium sulfate in the flour pulp, the better quality of liquid whitening agent must require a higher purity. The liquid whitening agent with poor purity will not only cause unnecessary waste, but also easily form yellowing phenomenon. In addition, fluorescent whitening agent should be used well in paint formulation, and the application of whitening agent carrier (auxiliary adhesives) should also be paid attention to. Choosing toner pigments requires not only easy operatio

  Good affinity and high sun resistance. Therefore, the selection of high-quality organic pigments, its various aspects of performance is relatively ideal. In addition, according to product performance requirements, styrene-butadiene latex and other latexes can be mixed to ensure the strength of coated paperboard and reduce its yellowing degree.

  If the color design of color printing packaging is not diversified enough, it will weaken the grade of gifts in a certain form, and give consumers a sense of loss of dignity. Color printing packaging can not only upgrade the grade, but also represent the corporate image and connotation. Therefore, we should make a good choice when choosing its color.

  Packaging operation cost is low: packing goods in corrugated boxes is easy to realize automatic packaging of goods, which reduces the workload of packaging and also reduces the cost of packaging. Corrugated packaging boxes are light weight, good toughness, lightweight, and manufactured with new ideas. It is a new kind of material that can be recycled, taking light packaging as the standard and conducive to recycling.