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According to reports, total annual soybean supply in China is over 25 million tons, and there are more than 5 to 6 million tons of soybean meal produced. At the same time, more than 4 million tons of imported soybean meal are also produced. Successful trial production of soybean protein fiber on special paper Not only has the rich and clean raw materials been provided to the paper industry, it has solved the serious pollution problems that have formed during the pulping process, and the reuse of soybean pods has also increased the added value of soybean products and promoted the development of the diced soybean industry.
Due to the above characteristics of soybean protein fiber, the specialty papers thus made are not only high in strength, surface gloss, and soft in hand, but also fully meet the requirements for special paper. The development of soybean protein fiber has injected papermaking industry with A new kind of vitality.
Soybean protein fiber is extracted from soybean pods after oil extraction (25% - 30%). It is modified to be recycled soybean protein short fiber which is grafted or blended with hydroxyl group and cyano compound. The fibers have a silky luster, a cashmere-like feel, and a cotton moisture-wicking property. The dry strength is close to that of cotton, and the wet strength is high. The fibers themselves are slightly yellow and have certain antibacterial and health care functions. It can be mixed with other fibers. , Intertwined development of a wide variety of special paper.