Wrapping paper refers to the paper used for packaging. It requires high strength, low moisture content, low air permeability, no corrosion, and certain water resistance, and looks good to use. The paper used for food packaging also requires hygiene, sterility, and no polluting impurities. So, do you...
Ordinary paper bags also have an oil-proof effect, but some greaseproof papers are hard, and some are soft. Is the hard greaseproof paper better in quality, or the softer one? Experts pointed out that if the greaseproof paper has good hardness, it is easy for people to carry. Everyone thinks that th...
1. The key technology of water based printing ink is resin amination, and the price of organic amines required in the amination process is relatively high. To reduce costs, ink manufacturers usually add ammonia water to replace or partially replace, but ammonia water is irritating The smell is very ...
1. Introduction of sublimation transfer paper. Traditional sublimation transfer printing refers to printing the sublimation transfer ink on the paper by printing and overlapping the printed paper with the fabric through heating, pressure, or decompression, and the dye on the paper is sublimated and ...
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