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一、头带式面罩的现状头带式面罩胶料可为分天然橡胶和合成橡胶两大类,从国内外来看,高档产品(包括军用和民用)大部分采用优质的合成橡胶材料制成,产品质量高,而中档产品均采用天然橡胶材料。长期以来,困扰面罩质量的主要问题是以天然胶为胶料的产品喷硫、喷霜(也称反白)以及制品长期放置的龟裂现象,经观察研究发现,目前喷硫、喷
First, the status of headband masks Headband masks can be divided into natural rubber and synthetic rubber two categories, from home and abroad point of view, high-end products (including military and civilian) made of high quality synthetic rubber, High product quality, while mid-range products are made of natural rubber materials. For a long time, the main problem that plagued the quality of masks is the phenomenon that the products sprayed with natural rubber as spraying material, blooming (also called anti-white) and the cracking phenomena of long-term placement of products. After the observation and study,