目前 ,我国已有四十余户企业建有造纸用液体荧光增白剂的生产线 ,可以生产 2S型、4S型、6S型等多个品种 ,适用于浆内加入、涂布、施胶等不同工艺的需要 ,总产能超过 3万t/a。本文提出了要调整产业结构、重视市场开发和技术服务、重视专用品及高档品的开发及继续做好产品的标准化工作等建议。 At present, there are more than 40 enterprises in our country that have established a production line of liquid optical brighteners for papermaking, which can produce many kinds of products such as 2S type, 4S type and 6S type. They are suitable for adding, coating and sizing in pulp The needs of technology, with a total capacity of more than 30,000 t / a. This article puts forward some suggestions on how to adjust the industrial structure, pay attention to market development and technical services, pay attention to the development of special products and high-end products, and continue to standardize products.