info

product name:

Irgacure 938

cas No. :

61358-25-6

MF :

C20H26F6IP

MW :

538.29

Taian, China

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sales@taiangreenindustry.com

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Detail

Quick Details

Synonyms:

Darocur 938;

HR-cure 938;

Speedcure 938;

Photoinitiator 938;

Bis(4-tert-butylphenyl)iodonium hexafluorophosphate;

Iodonium bis[4-(1,1-dimethylethyl)phenyl] Hexafluorophospha

Molecular structure:

Properties

Item

Specifications

Results

Appearance

Yellow powder

Conforms

Assay

≥98%

98.5%

Melting point

140~180℃

Conforms

Volatiles

≤1%w/w

Conforms

Conclusion

The results conforms with enterprise standards

 

Description

Irgacure 938, also known as bis(4-tert-butylphenyl)iodonium hexafluorophosphate, is a new type of cationic iodonium salt photoinitiator. It is mainly used in clear coatings and films, as well as in the curing of alicyclic epoxy resins, vinyl ethers, glycidyl ethers, oxetane, epoxidized olefins and other cationically curable materials. It is widely used in UV-curable inks, adhesives, coatings and photoresists, information materials and the microelectronics industry.

Absorption spectrum

Absorption peak

207nm,241nm

Packaging

20kg/carton

Storage

Store in a dry, well-ventilated place away from direct sunlight.

COA,

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