1. Definition
Glossing is a colorless and transparent coating (varnish) coated (or sprayed, printed) on the surface of a print. After being leveled, dried, and calendered, it forms a thin, uniform, transparent layer of light on the surface of the print. . Coatings include full gloss, partial gloss, glossy gloss, matt (matte) gloss, and special coatings.
2, the reasons for the glazing of print
The glazing is to beautify the printed matter, protect the printed matter, strengthen the publicity of the printed matter and increase the practical value of the printed matter. The surface of the printed surface after polishing is even smoother, resulting in uniform reflection of the incident light and a brighter ink layer. Glazing is the use of varnish for surface coating of printed products. Before the final processing of the prints after printing, take appropriate measures to protect the surface of the paper or paperboard prints. After the printing, the surface is covered with a glossy film. Its application scope includes:
1 The binding of books, such as covers, covers, inserts, and calendars, calendars, advertisements, and promotional samples, etc., can increase the gloss and bright colors of printed materials through polishing.
2 Packing and decorating paper products, such as paper bags, envelopes, trademarks, etc., play a role in beautifying and protecting commodities after polishing.
3 Cultural articles, such as playing cards, postcards, and gold patterns, can resist mechanical abrasion and chemical corrosion when glazing.
4 daily necessities, foods, etc. Such as cigarettes, food, detergents and other trademarks can play a role in moisture, mold.
5 Pressing the copper foil on the hard cover can make the appearance beautiful, and its brightness is very high, very much like gold. If the combination of copper and Kiko is not strong, good adhesion properties can be obtained after polishing.
Source: PACK.CN