论文部分内容阅读
1989年11月10日上午,中国电影资料馆影片管理技术部影片修复机房发生火灾。烧坏进口影片修复机机房门窗和室外天棚,烧毁已复制待处理的硝酸片基(易燃片)影片50余本,经济损失以数万元计。北京电视台当晚在《北京新闻》节目中做了现场报道。发生火灾的原因是由于电工在安装影片修复机配电箱时,严重违反操作规程,将500瓦电烙铁放置在待处理的易燃片片盒上,引起火灾。该电工已被处以罚款,并被行政拘留。硝酸片基制成的影片,其燃点为170℃,故称为易燃片。这种易燃片随着储存时间的延长,特别是在湿热的情况下,老化速度还会加快,同时燃点也相应降低。各界都曾有过在120℃至160℃条件下影片自燃爆炸的实例报导。经科学鉴定,易燃片在燃烧时温
On the morning of November 10, 1989, a film repair room in the Film Management Technology Department of China Film Archive was hit by a fire. Burned imports of film repair machine room doors and windows and outdoor ceiling, burned has been processed nitrate film base (flammable films) more than 50 films, the economic loss of tens of thousands of dollars. Beijing TV made a live coverage on the evening of Beijing News. The reason for the fire was that a 500-watt electric soldering iron was placed on the flammable cassette to be handled causing a fire as a result of a serious violation of operating procedures when the electrician installed the film repair box distribution box. The electrician has been fined and placed in administrative detention. Film made of nitric acid film, the ignition point is 170 ℃, it is called flammable tablets. With the extended storage time of flammable tablets, especially in the case of hot and humid, the aging speed will be accelerated, at the same time the burning point is also reduced accordingly. In all walks of life, there have been instances of spontaneous combustion exploding at 120 ° C to 160 ° C. The scientific appraisal, flammable tablets in the combustion temperature