With the continuous improvement of people's living standards, the concept of environmental protection has gradually increased. In the printing profession, green planning has been paid more and more attention.
Now there is a trend, especially in gift packaging. In order to improve the selling price of commodities, some enterprises often make articles on packaging materials and printing: packaging and printing should be as beautiful as possible, using good materials, multi-process, multiple anti-counterfeiting, polishing, film coating, etc. This has caused the prevalence of over-printing and over-packaging. On the one hand, it is a waste to limited resources and energy, and on the other hand, it aggravates the impact on the environment. In addition, it also increases the cost of packaging and increases the burden of consumers.
In order to take more responsibility for environmental protection, in decoration planning and conception, the company should try its best to guide customers to use the colour, lines and luster of the printing materials themselves, avoid the planning of full-page printing and over-printing, and select the non-polluting liquid purification technology flexible printing plate, in order to meet the decoration requirements and minimize the use of traditional polishing, film-coating and other processes, and as far as possible. Reduce packaging materials, reduce the difficulty of recovery after printing waste, reduce the overall pollution of printing.
There are not a few methods of colorful printing and packaging. In view of some methods of colorful printing and packaging, here are some common methods of colorful printing and packaging.
Screen printing, as a major printing method in the printing profession, is naturally indispensable in the field of colorful printing and packaging. Colorful printing packages made by screen printing method are usually boxes, cans, glass, T-shirts, circuit boards and other products. Screen printing has considerable advantages because of its dense printing ink, especially in the printing of colorful printing and packaging products with special effects.
Gravure printing occupies a small proportion in the field of colorful printing and packaging, but compared with other printing methods, it is more exquisite and lifelike. Gravure printing is generally suitable for printing high-quality multicolour printed packaging, and its printing precision is similar.
Photographs. Because plate making is expensive and the printing volume is large, the proportion in the field of colorful printing and packaging is also very small.
3. The movable-type printing, which the Chinese have always regarded as Hao, also occupies a certain proportion. It is commonly used in the multicolored printing and packaging products with more characters and fewer drawings.
Pollution in printing process mainly occurs in the working link, so the company should pay attention to the control and improvement of green planning in printing.