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据统计,印度虫胶的国内需要量为3500吨左右,其中有2000吨用于法兰西擦光漆这项工业。这种漆的溶剂是酒精。近年来,印度酒精突然奇缺,直接影响到这项工业的发展。为了解决这一矛盾,曾试用几种溶剂和混合溶剂来代替酒精,然而没有任何一种能与酒精的价格和普遍性相比拟。印度虫胶研究所从几个方面研究解决虫胶的溶剂问题,下面是其中已经得到较好效果的两种途径:
According to statistics, the domestic demand for shellac in India is about 3,500 tons, of which 2,000 tons are used in the French rubbing industry. The paint solvent is alcohol. In recent years, the sudden shortage of alcohol in India has directly affected the development of this industry. In order to solve this conflict, several solvents and mixed solvents have been tried instead of alcohol, but none of them can compare with the price and universality of alcohol. The Shellac Research Institute of India has studied the solvent problem of shellac in several ways. The following are two ways in which the better results have been obtained: