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Synacure 6993 photoinitiator 6993 CAS 71449-78-0

Synacure 6993 photoinitiator 6993 CAS 71449-78-0

Synacure 6993 is a cationic photoinitiator,The triarylsulfonium salt photoinitiator has high photoinitiation activity because the sulfur atom can be partially conjugated with three aromatic rings, and the positive charge is dispersed. After light excitation, it can undergo cleavage to produce polymerization active species; it has good absorption at 365nm; It has the characteristics of fast curing speed, good surface drying, no yellowing, no migration, and no smell.

SKU: SCGPI030 Categories: ,

Description

Synacure 6993

Synonym:UV Cationic Photoinitiator 6993;UVI-6993;UVI-6976 powder; Mixed type triarylsulfonium hexafluoroantimonate salts

CAS NO:71449-78-0

Standard：

Appearance Off-white powder
Solid Content 99% min
Dry Weight 1% max


UV Absorption Spectrum :

Applications:

1、Clear coatings and thicker films.

2、Used to cure cycloaliphatic epoxy resins such as Sinepoxy CER-421 and Sinepoxy CER-4299, vinyl ethers and other cationically cured materials.

3、A starting formulation would contain 1.5 – 3.0 % w/w of Synacure 6993 in a clear coating.

Packaging and Shipping:

Packing:25kgs to 200kgs/drum.

Delivery:with in 5-7 working days.

Storage:

Stored in a cool dry place out of direct sunlight.

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Additional information

Chemical Name

4-Thiophenyl phenyl diphenyl sulfonium hexafluoroantimonate
CAS No.

71449-78-0
Molecular Formula

C24H19S2.SbF6
Assay

99% min
Package

25kgs/drum;200kgs/drum

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