Standard No.:	GB 12007.7-1989
English Name:	Determination of gelation time of epoxide resins
Chinese Name:	环氧树脂凝胶时间测定方法
Chinese Classification:	G31    Basic standards and general methods for synthetic resin and plastic
Professional Classification:	GB    National Standard
Issued by:	CPCIA
Issued on:	1989-12-15
Implemented on:	1990-11-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	90.0
Delivery:	via email in 1~3 business day

本标准规定了标准柱塞在环氧树脂凝固化体系中往复无能无力受阻达到一个值而指示凝胶时间的方法。
本标准适用于在试验温度下凝胶时间不小于5min的环氧树脂固化体系。
本标准不适用于高粘度树脂和有填料的体系。