2，4，6-三甲基苯甲酰基-二苯基氧化膦

[ 英文名称 ]：Diphenyl (2,4,6-trimethylbenzoyl)- phosphine oxide

[ CAS号 ]：75980-60-8

Molecular Formula

分子式 C22H21O2P     

Molecular Weight

分子量 348.37

Appearance

外观 Pale yellow crystal or powder

淡黄色晶体或粉末

Assay

含量 99.0%min(HPLC)

Melting Point

熔点 91-94℃

Volatile

挥发份 0.20%max

Package

包装 20kg/carton

Application

应用 PI-TPO is a photoinitiator for curing styrene-based unsaturated  polyesters and acrylic resins.Its absorption in the long-wave region of the UV spectrum can fully cure even white paints and surfaces pigmented with TiO2.

用途：主要用于不饱和苯乙烯聚酯和丙烯酸类树脂的UV固化，其紫外光谱位于长波区，能将白色涂料和以钛*(TiO2)为颜料的厚涂层完全固化。

Structural Formula

分子结构式

Storage Conditions

贮存条件 Store in a cool dry place and prevent from light.

阴凉，干燥，避光条件下贮存。