众所周知,不少国产胶片放置于湿热的环境中,例如在多雨的季节,容易发生粘连。这是由于胶片中的明胶吸收了水分溶胀的缘故。为此人们常常寻找高聚物来全部或部分取代明胶,或者使用毛面剂防止胶片粘连。使用这类办法,不是收效小就是胶片在冲洗后出现不同程度的磨砂现象。笔者根据 As we all know, many domestic film placed in hot and humid environment, such as in the rainy season, prone to adhesion. This is due to the fact that the gelatin in the film absorbs water swelling. For this reason, people often look for polymers to replace all or part of the gelatin, or use the matting agent to prevent the film adhesion. The use of such measures, not small effect is that the film after washing in different degrees of matte phenomenon. According to the author