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

IGM Omnirad BMS UV Photoinitiator固体

IGM Omnirad BMS is a high-efficiency sulfur-containing benzophenone Type II free radical UV photoinitiator in the Omnirad series, designed for UV radiation curing systems. As a high-performance Type II initiator, it can efficiently decompose to generate free radicals when exposed to UV light, quickly initiating the polymerization of unsaturated monomers and oligomers. The sulfur-containing structure enhances initiation activity

Features Of IGM Omnirad BMS UV Photoinitiator

  1. High-efficiency Type II initiation - Sulfur-containing benzophenone structure, high free radical initiation activity, outstanding polymerization efficiency and fast curing speed

  2. Stable activity persistence - No obvious attenuation during initiation, uniform performance of cured system, excellent batch stability

  3. Multi-system compatibility - Suitable for solvent-based UV formulations, compatible with various acrylate systems, strong versatility

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

  5. Low-odor and environmentally compliant - Benzene-free formula, extremely low odor, meets environmental standards, suitable for conventional and sensitive application scenarios

Typical Applications Of IGM Omnirad BMS 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 BMS UV Photoinitiator

BrandIGM (Omnirad® series)
Chemical TypeSulfur-containing benzophenone Type II free radical UV photoinitiator
CAS No83846-85-9
Appearance (25℃)White to off-white crystalline powder
Purity≥98.0%
Molecular Weight304.41g/mol
Melting Point85-90℃
Absorption Wavelength Range250-380nm (in methanol)


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