4,4'-Bis(diethylamino) benzophenone with CAS 90-93-7

4,4'-Bis(diethylamino) benzophenone with CAS 90-93-7 - 图片 2

4,4′-Bis(diethylamino) benzophenone with CAS 90-93-7

CAS:90-93-7
Molecular Formula:C21H28N2O
Molecular Weight:324.46
外观：白色的粉末
EINECS:202-025-4

同义词：4,4'-Bis(二乙)苯;4，4-二(二乙)苯;4,4'-Bis(二乙)benzophenone98%；PI EMK；紫外线光引发EMK/剂e.a.b.;Photoluminator本公司;光引发EMK

What is 4,4′-Bis(diethylamino) benzophenone with CAS 90-93-7?

4,4′-Bis(diethylamino) benzophenone (CAS 90-93-7), also known as EMK Photoinitiator or Photoinitiator EMK, is a highly efficient ultraviolet (UV) photoinitiator. It is widely applied in UV-curable systems, including coatings, inks, adhesives, and electronics materials, offering excellent curing efficiency and stability for industrial-scale production.

规格

项目	标准
外观	白或淡黄色粉末
纯度(重量百分，GC)	≥99.5
潮湿(wt%，K.F)	≤0. 5
不溶物（%）	≤0.05

Key Features

Strong UV absorption and high initiation efficiency.

Fast curing speed, improving production efficiency.

Stable performance under large-scale industrial use.

Compatible with acrylates and other UV-curable resin systems.

Main Applications

UV-Curable Coatings: Enhances hardness, gloss, scratch resistance, and durability of surfaces in wood coatings, plastic coatings, and industrial protective coatings.
UV-Curable Printing Inks: Provides rapid drying, high adhesion, and color stability for various printing processes, including offset, screen, and flexographic printing.

4,4'-Bis(diethylamino) benzophenone with CAS 90-93-7-application