The number of counterfeit and shoddy goods has been continuously improved, and many companies have added to the anti-counterfeiting line. In recent years, the types of anti-counterfeiting products have also soared in parallel. Even so, the influence of anti-counterfeiting inks in the manufacturing industry is still unshakable. Because the anti-counterfeiting ink can visually distinguish the true and false of the product. Let's take a look at the types of anti-counterfeiting inks. 1, infrared printing ink Infrared ink printed images can be seen in normal light, but they are colorless when searched with infrared light equipment. 2, optical printing ink The optically variable printing ink selects such a very high optical variability raw material. After printing the image, the color tone of the image is modified following the difference in viewing angle, and the color tone is changed to another color tone. For example, the fifth set of RMB 150 yuan, 60 yuan banknotes on the reverse side of the lower face of the large value of the number of stools, the application of light-changing ink printing. 3, crystal fluorescent ink The packaged printed image of this type of printing ink is invisible under normal light, and the fluorescent light that announces light can be seen under ultraviolet light. Such printing inks are applied to the fifth set of RMB denominations. 4, pearl printing ink The pearlescent ink printed image will have a variety of bright metallic texture effects or starry sky effects depending on the viewing angle. The pound and the yen chose this technicality. 5, non-ferrous metal fluorescent ink An image printed with such an ink is such a hue as seen under a normal light source, but it can be seen under direct ultraviolet light to emit bright fluorescent light, so that another color tone appears. Non-ferrous metal fluorescent inks are usually applied to a certain fixed direction of a banknote or a certain type of pattern image. 6, with magnetic printing ink The application history of magnetic printing inks is relatively long, but it is mostly used as a strategic guideline. Contemporary banknotes will use magnetic printing ink as the basis for this quantitative analysis and inspection strategy, and together they will increase the fictitious difficulty coefficient. Article source address: http:// The world's first lipstick was discovered in the Sumerian city of Ur about five thousand years ago.
Lipstick,Includes Matte Lipstick,Velvet Lipstick,Highly Pigmented Lipstick,Creamy Lipstick etc.
Matte Lipstick,Velvet Lipstick,Highly Pigmented Lipstick,Creamy Lipstick Jilin Xiangqi Technology Co., Ltd , https://www.xiangqicosmetics.com
The ancient Egyptians would use black, orange, and purple lipsticks; in ancient Rome, a lipstick called Fucus was made of purple-red mercury-containing plant dye and red wine sediment.
Guerlain of France introduced tube lipsticks to the United States, mainly for a small number of nobles. The first metal tube lipsticks were produced by Maurice Levy and Skorwell Manufacturing Company in Waterbury, Connecticut, USA. and the Scovil Manufacturing Company) was manufactured in 1915 and is a popular product.
Lipstick development trend
In recent years, the use of various pearlescent powders and processed pigments has made lipsticks more diversified and more comfortable in texture. Similar to the development trend of other types of beauty cosmetics, lipsticks continue to maintain the focus on beauty; taking into account the functions of moisturizing, nourishing and sun protection.
Precautions
Keep the lipstick at room temperature and avoid high temperature in the storage place. The lipstick can be stored for three years before it is opened, and the shelf life is shortened to one to two years due to the contact with oxygen after it is opened. When the color of lipstick changes or emits a peculiar smell, stop using it.