- ▸ Type I bis-acylphosphine-oxide (BAPO) photoinitiator giving deep through-cure of pigmented and white UV coatings (Coatings & Construction)
- ▸ Long-wavelength absorption suits UV-LED and thick-film inks/electronics where surface initiators fail to cure depth (Industrial Manufacturing)
- ▸ Cures thick UV/EB adhesives, gel coats and composite layers with low yellowing (Plastics & Polymers)
A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.
Request SDS →Type I bis-acylphosphine-oxide (BAPO) photoinitiator giving deep through-cure of pigmented and white UV coatings (Coatings & Construction) Long-wavelength absorption suits UV-LED and thick-film inks/electronics where surface initiators fail to cure depth (Industrial Manufacturing) Cures thick UV/EB adhesives, gel coats and composite layers with low yellowing (Plastics & Polymers)
Frequently Asked Questions
Is BAPO photoinitiator (819) an equivalent to Irgacure 819?
BAPO photoinitiator (819) is the generic Type I/II photoinitiator commonly sold as Irgacure 819. RawSource supplies an independent equivalent — verified to your specification and Certificate of Analysis — and is not affiliated with, authorized by, or endorsed by IGM Resins.
What is Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide (CAS 162881-26-7)?
Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide (CAS 162881-26-7) is a crosslinking / curing agent supplied by RawSource in bulk. Type I bis-acylphosphine-oxide (BAPO) photoinitiator giving deep through-cure of pigmented and white UV coatings (Coatings & Construction)
What is the molecular formula and weight of Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide?
Molecular formula C26H27O3P, molecular weight 418.5 g/mol. IUPAC name: -(2,4,6-trimethylphenyl)methanone
Is Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide hazardous?
Yes