The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Determination of free formaldehyde content in formal adhesive
Author(s): 
Pages: 27-29
Year: Issue:  1
Journal: China Adhesives

Keyword:  胶粘剂游离甲醛检测方法;
Abstract: 现行G8 18 583-2001标准中是采用乙酰丙酮分光光度法来检测胶粘剂中的游离甲醛含量,但是,在高温及强酸性环境中,缩甲醛类胶粘剂会与去甲醛剂发生水解反应,分解出10倍于原产品的游离甲醛.因此,采用GB 18 583-2001标准已经不能准确测定出缩甲醛类胶粘剂中游离甲醛的真实含量.通过对原有标准进行适当改进,提出了适用于缩甲醛类胶粘剂中游离甲醛含量的检测方法,经实验验证后得知,采用改进的检测方法,所得测试结果比较准确.
Related Articles
loading...