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1. Color Change Introduction：Screen printing Solar Discoloration Ink is anti-forgery ink or photosensitive color changing ink, which can be divided into two types: invisible effect and color changing effect.The coating printed with silk screen photosensitive color changing ink with invisible effect is close to colorless and transparent, which is difficult to see with the naked eye indoors. The pattern and text can only be seen under the action of outdoor sunlight or ultraviolet light; The coating printed with silk screen photosensitive color changing ink with color changing effect has color, and when exposed to outdoor sunlight or ultraviolet light, it can display another color.

 2.Suitable printing substrate：Screen printing Solar Discoloration Ink can be printed on substrates such as paper, plastic, metal, glass, etc.

3.application area ：Used for tobacco and alcohol, pharmaceuticals, food, cosmetics, electronic products, glass products, textiles, children's toys, securities receipts, etc.

4.printing method：screen print

5.drying method：There are solvent based, water-based, and UV based; UV curing, volatile drying, natural drying.

6Color variety：The colors are diverse and rich, such as colorless displaying purple, ultraviolet yellow turning green.

7.Packaging specifications：1KG/can，5KG/barrel, 10KG/barrel

8.Storage and shelf life：Store in a dry and cool place,away from sunlight,and keep away from sources of fire and ignition; Shelf life is 3 months to 12 months.