制服丝袜中文丝袜AV_中文字幕黃色的_久久精品一级黄色片_丝袜麻麻在办公室被调教视频_国产成年视频人免费网站_国产精品午夜av_日本三线片视频大片网站_婷婷五月激情综合无码_最新99国产成人精品_大力猛插高颜值少妇

QR1031 Pure Epoxy Curing Agent

QR1031 Pure Epoxy Curing Agent  


The chemical composition of QR1031 is 2-phenylimidazoline, which can be used in the preparation of powder coatings as curing agent or accelerator of epoxy resin, as well as as a raw material for the preparation of matting agents such as M68[2-phenylimidazoline and salts of p-ma].

Technical Indicators

appearance

White or light yellow powder

[Ocular Estimate]

Melting rocess(

95-102

[Melting point meter method]

Nitrogen Content(%

18.9-19.4


 

Product Features

As curing agent, epoxy powder coating can achieve low temperature or fast curing at 140℃/30min or 240℃/30s

Used as a accelerator, it can be added to the epoxy system to replace some dicyandiamide, thus reducing the curing temperature or shortening the curing time

 

Application and Dosage 

Mix with other components in the recipe in a high speed mixer and extruder

When used as a curing agent, QR1031 in 6-7 weight parts is added to every 100 parts of epoxy resin (epoxy equivalent 700~900)

When used as a accelerator, QR1031 0.1-0.5 wt

 

Packaging and Storage

Packed in polyethylene lined cardboard drums of 25 kg net each

Store in a cool and dry place to avoid moisture absorption. Seal immediately after use to avoid contamination

Less than 35℃ storage temperature this product is effective for at least two years