Irgacure 1173 CAS No:7473-98-5

UV Photoinitiator Name: Irgacure 1173

Synonyms: 2-HYDROXY-2-METHYLPROPIOPHENONE / Darocur 1173 / Photoinitiator 1173 / Omnirad 1173CAS No.: 7473-98-5

Production capacity: 500MT/Year

Molecular formula: C10H12O2

Purity: 99% or according to requirements.


product description

Irgacure 1173 More Details


AppearanceColorless to light yellow transparent liquid
Assay (GC)99.0% Min
Transmittance(420nm)98.0% Min
Melting point102-103℃
Volatiles 0.1%Max

Irgacure 1173 Usage

Irgacure 1173, also known as darocur 1173, is widely used as a photoinitiator for the polymerization in light curing system; Used as High efficiency photoinitiator; Also used as light stabilizer in UV-curable paints and inks, plastic and metal, which makes the products not yellow discolouration and thus keeps for a long time. Irgacure 1173 also can mixed with other photoinitiators in a certain proportion.

Irgacure 1173 Packaging and Shipping

Package: 25kg/drum or 200KG/drum, or as per buyer requirementShipping as non-dangerous chemical. 

Irgacure 1173 Storage:

Stored in a dry and ventilated warehouse; keep away from sunshine; avoid fire; avoid moisture.