天气预报 > 家居 > PVC是什么材质
PVC是什么材质
更新时间: 2021-01-25 11:29:13  

PVC主要成分是聚氯乙烯,由氯乙烯单体经聚合反应而制成的无定形热塑性树脂加一定的添加剂组成的,其实就是塑胶制品。聚氯乙烯是世界上产量最大的塑料产品之一,呈白色或者黄色粉末状。因为其化学稳定性高主可以制作耐腐蚀的贮槽、风道、容器,还有优异的绝缘性可广泛应用在电子制造业中,还比较柔软,所以我们在生活中PVC制品也有例如:塑料的凉席、雨衣、人造革等。但是PVC材质是有毒的,PVC中有聚氯乙烯,尽量不要拿这个去装食品,而且PVC废物极不易处理,而且PVC中含有氯元素,所以不能进行焚烧处理,会产生刺鼻有毒气体氯化氢,最严重的是会产生二噁英,这是一种极强的致癌物。

关键词: pvc 什么 材质

PVC是什么材质相关经验

天气预报

最新推荐

页面:/news/view-3536729/ | 耗时:0.1318 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=3536729 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3536729 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3536729 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(3532531,3543710,3541015,1070780,3540744,3533840,3541447,3540738,3526954,3531010,3543345,3540633,3542534,3540799,3541064,3528863,3542412,3541746,3542728,3543274,3543434,3527248,3541162,3542456,3541533,3540751,3541581,3541493,3544307,3540729) ORDER BY field (ArticleID,3532531,3543710,3541015,1070780,3540744,3533840,3541447,3540738,3526954,3531010,3543345,3540633,3542534,3540799,3541064,3528863,3542412,3541746,3542728,3543274,3543434,3527248,3541162,3542456,3541533,3540751,3541581,3541493,3544307,3540729)