| 摘要 |
A plant fiber product for use in food products is prepared from straw by cutting and cooking in sodium hydroxide containing liquor at a positive pressure, followed by a treatment with ClO2 in an acid medium, treatment with H2O2 in a basic medium, and again treatment with ClO2 in an acid medium, said processing steps being carried out for such a period and with such an intensity that substantially all lignin is removed, that the final product is obtained with great whiteness and purity, thereby making the product suitable for the intended purpose. |
