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一、配料: (一)制造火棉胶(上海或其他大城市药房有卖): 乙醚500cc、乙醇(95%度酒精)500cc、纯性废片2.5两(二两左右也可,但须根据胶质稀厚而定,此废片系照相废胶卷和电影底片类。各地照相器材行、舘有售)剪碎,放入瓶内。摇动几分钟,经过十小时左右浸泡,使胶片溶化成粘液(时间多一点没关系)。然后用二层纱布过滤,杂质滤出即成火棉胶。火棉胶制成要消失溶液500cc左右,因此需补入60cc乙醚、40cc乙醇,张硝酸棉纸襯纸放在磁盆对面,用左右手母、食指夹住拖过盆内溶液水(磁盆中间装有玻璃细管棒,二头是皮枳顶住或装有弹簧,使棉纸拖过达到均匀)。留出的手位尽量越
First, the ingredients: (a) manufacture of cotton collodion (Shanghai or other big city pharmacies to sell): ether 500cc, ethanol (95% alcohol) 500cc, 2.5 pure waste pieces of two (about two or two, Glue thickness may be thin, the waste film is the system of photographic film and film negatives around the line of photographic equipment, the Museum for sale) cut, into the bottle. Shake a few minutes, after about ten hours immersion, the film melted into mucus (a little more time does not matter). Then use two layers of gauze filter, the impurities filtered into cotton collodion. Fire cotton glue made to disappear about 500cc solution, so need to fill in 60cc ether, 40cc ethanol, nitric acid cotton paper liner placed on the opposite side of the basin, with the left and right hand mother, index finger grip the solution through the basin of water (the middle of the basin Equipped with glass thin tube sticks, the first is the skin Zhizhu withstand or equipped with springs, so that the paper towed to achieve uniform). Leave your hand as much as possible