漂白胶加工技术的发展及广东的状况

The Development of Techniques for Bleached Lac and the Outlines of Lac Production in Guangdong

本文综述了漂白胶加工技术各环节,包括对原料、漂白剂、体系PH、酸化用酸、后处理及产品贮存条件选择的历史与现状。介绍了漂白胶的美国市场及广东紫胶生产的概况。

Details of processing bleached Lac,including the selections of raw materials,bleaching a-gents,PH of processing systems,acidifying agents,latter treatments and the conditions for storage of the products,are reviewed. The situations of bleached lac in American market and the outlines of lac production in Guangdong province are introduced.