| abstract |
The invention provides fine filtration equipment for filtering feed liquid of a normal-temperature water-soluble membrane, and relates to the technical field of plastic films. Compared with a common water-soluble film, the water-soluble film has the characteristics of high transparency, good uniformity and high softness, is simple in manufacturing process, can be used for packaging pesticides, embroidery, cement additives and the like, greatly improves the use convenience of the product, can be thoroughly degraded into non-toxic and harmless water and carbon dioxide in the later period, is an environment-friendly packaging material, and has wide application prospect. |