Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

IGM Omnirad BP flakes UV Photoinitiator固体

IGM Omnirad BP flakes is a high-efficiency benzophenone Type II free radical UV photoinitiator in the Omnirad series, designed for UV radiation curing systems. As a widely used Type II initiator, it can efficiently decompose to generate free radicals when exposed to UV light, quickly initiating the polymerization of acrylates and other unsaturated oligomers. With flake form for easy processing and control, it has strong compatibility and outstanding cost performance

Features Of IGM Omnirad BP flakes UV Photoinitiator

  1. High-efficiency Type II initiation - Benzophenone core structure, high free radical initiation efficiency, fast curing speed, suitable for surface and through cure

  2. Significant synergistic effect - When used with tertiary amine synergists, it can greatly improve initiation performance and curing effect

  3. Multi-system adaptation - Compatible with clear, white, pigmented and water-based systems, extremely versatile, no formula adjustment needed

  4. Easy flake control - White flake solid, easy to weigh, store and transport, accurate addition and convenient processing

  5. High purity and stability - High purity, low volatility, stable performance during storage and processing, excellent batch consistency

Typical Applications Of IGM Omnirad BP flakes UV Photoinitiator

  1. Printing ink field - Offset, screen, flexo inks, fast curing, high printing precision, suitable for various substrates

  2. Wood coating field - Wood UV varnishes/colored paints, strong adhesion, improving wood weather resistance and decorative texture

  3. Plastic coating field - UV protective coatings for plastic surfaces, excellent scratch resistance and chemical resistance, good fit

  4. Paper coating field - Paper UV curing coatings, high efficiency curing, enhancing paper surface wear resistance and gloss

  5. UV adhesive field - Universal acrylate UV adhesives, high bonding strength, suitable for conventional bonding scenarios

Specifications Of IGM Omnirad BP flakes UV Photoinitiator

BrandIGM (Omnirad® series)
Chemical TypeBenzophenone Type II free radical UV photoinitiator
Chemical CompositionBenzophenone
AliasBenzophenone, Photoinitiator BP, BP flakes
CAS No119-61-9
Appearance (25℃)White flake solid
Purity≥99.5%
Molecular Weight182.2g/mol
Melting Point47-51℃
Absorption Wavelength Range250-350nm (in methanol)


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