SINOCURE®BCIM
Chemical Name: 2,2′-Bis(2-chlorophenyl)-4,4′,5,5′-tetraphenyl-1,2′-bimidazole
CAS No: 7189-82-4
Molecular Formula: C₄₂H₂₈Cl₂N₄
Molecular Structure:
Overview
SINOCURE® BCIM is a hexaarylbisimidazole (HABI) derivative, acting as a Type I free radical photoinitiator. Ideal for UV-curable systems requiring deep curing and excellent adhesion, it is widely used in electronics and industrial coatings.
Key Specifications
| Property | Value |
|---|---|
| Appearance | Yellow crystalline powder |
| Assay | ≥99.0% |
| Melting Point | 195–205°C |
| Loss on Drying | ≤0.5% |
| Ash | ≤0.1% |
Applications
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Electronics: Photoresists for PCB circuit boards, lithographic printing plates.
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Industrial Coatings: UV inks, adhesives, and coatings with fast curing rates.
UV Absorption Spectrum
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Peak Absorption: 300–400 nm (ideal for UV-LED systems).
Packaging & Storage
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Packing: 20 kg/carton or 25 kg/drum.
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Storage: Keep in a cool, dry environment. Avoid prolonged light exposure.
Details
| Chemical Name | 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole |
|---|---|
| CAS No. | 7189-82-4 |
| Molecular Formula | C42H28Cl2N4 |
| Assay | 99%min |
| Package | 20kg/carton;25kg/Drum. |
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