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栲膠是植物鞣料萃的通称,制革工业主要原料之一。据估计我国目下制革工业在正常生产状态时,每月需要栲膠四百至五百噸。数十年来,完全由国外输入,每年漏巵最多时约值美金一百七八十万元。而国内栲膠原料並不缺乏,欲谋栲膠之自给,谅非难事。所须考虑的,不过是设厂地点与此四万至五万噸植物原料之收集方法与化验研究罷了。现在国内各制革厂都用树皮、橡椀子、花香果等自行浸提,以配制鞣液。因为用六个或八个浸提
Trichoderma is commonly known as vegetable tanning extract, one of the main raw materials for tanning industry. It is estimated that the current state of our country’s tannery industry in the normal production of state, the need for plastic per month 400 to 500 tons. For decades, it was completely imported from abroad, with an annual turnover of about US $ 17.8 million. The domestic material is not a lack of plastic raw materials, plastic products to seek self-sufficiency, understanding is not difficult. All that has to be considered is the collection method and laboratory study of plant sites and the 40,000 to 50,000 tons of plant raw materials. Now the domestic tanneries are bark, rubber bowls, flowers and other self-leaching to prepare tanning solution. Because with six or eight leaching