指标	理化性质	测试方法
外观（25℃）	浅黄色透明液体	目测
pH 值	6.0~8.0	精密pH试纸
粘度（25℃）/cp	100~500	NDJ-8S粘度计

三、应用领域

辐射固化光罩油；

UV型涂料、油墨；
PU涂层反应改性剂；

四、如何使用

添加量为总配方量的0.2%～2%，适宜添加量由一系列试验决定。

五、包装与储存

本品采用25L塑桶或200L塑桶包装，或者根据客户要求定制。请在5~35℃条件下贮存，避免直接加热。如着火燃烧，按一般石油产品方法灭火。

在5~35℃温度时，未开封包装的条件下，自生产之日起，保质期为12个月。

SH-450-5 Leveling Agent

Ⅰ. Features

Polyether siloxane copolymer;
Promoting leveling and wetting and improving flexibility;
Can participate in reactions within polyurethane systems.

Ⅱ. Technical Data

Item	Index	Test Method
Appearance (25℃)	Yellowish transparent liquid	Visual inspection
pH	6.0~8.0	Precise pH test paper
Viscosity (25℃, cp)	100~500	NDJ-8S Viscometer

Ⅲ. Applications

Radiation-curable overprint varnish;
UV coatings and inks;
Reactive modifier for PU coatings.

Ⅳ. How to Use

Add 0.2%~2% of the total formulation and the optimal dosage should be determined by the user through a series of tests.

Ⅴ. Packaging and Storage

This product is packaged in 25L or 200L plastic drums, or in a customized size as per customer request. Please store at 5℃~35℃ and avoid direct heating. If it catches fire and burns, put out the fire according to the general petroleum products method.

The shelf life is 12 months from the date of production at 5℃~35℃ in unopened packaging.

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