Photoinitiator 369 Supplier From China

CAS 75980-60-8 | Fast UV Curing | Low Yellowing Performance

Reliable TPO Photoinitiator for UV coatings, UV inks, UV adhesives, and optical polymer systems.

  • Purity: ≥ 99%
  • MOQ: 1 kg sample / 25 kg bulk order
  • Package: 20 kg carton or 25 kg fiber drum
  • Documents: TDS / SDS / COA available for each batch
  • Stable Supply From China for global UV formulators

What is Photoinitiator 369

Photoinitiator 369 (CAS 119313-12-1) is an α-hydroxyketone UV photoinitiator used in free-radical polymerization systems for UV coatings, UV inks, and UV adhesives. It absorbs UV light in the 320–400 nm range and generates radicals that start fast curing in acrylate-based formulations. In UV coating systems, it supports balanced surface cure and depth cure performance, especially in thicker film applications. UV ink manufacturers use Photoinitiator 369 to improve printing speed stability and adhesion performance. UV adhesive formulators select it for consistent curing in structural bonding systems. UVIXE supplies Photoinitiator 369 with stable batch control, technical documentation (TDS/MSDS/COA), and export-ready packaging for global industrial procurement.
Technical Data – Photoinitiator 369
CAS No. 119313-12-1
Chemical Type α-Hydroxyketone Photoinitiator
Appearance Light yellow crystalline powder
Purity ≥ 98%
UV Absorption Range 320–400 nm
Function Free radical UV curing initiator
Application Systems UV coatings / UV inks / UV adhesives
Supply Form Industrial export packaging (drum / carton)

Typical Applications of Photoinitiator 369

Photoinitiator 369 is a multi-system UV curing photoinitiator designed for coatings, inks, adhesives, and industrial UV resin formulations. UVIXE supplies Photoinitiator 369 for formulators who require stable radical generation, controlled curing depth, and consistent performance in high-speed industrial production environments. This category structure is designed for procurement teams to quickly match formulation needs with application systems.

UV Coatings Applications Photoinitiator

Photoinitiator 369 used in UV coating systems requiring balanced surface cure and deep curing performance.

UV Curable Coatings for Wood

Photoinitiator 1173 for wood finishing UV systems with fast curing performance.

  • Fast surface drying
  • Smooth coating finish
  • Low yellowing result

UV Resistant Clear Coat for Plastic

Used in plastic surface protection coatings with stable UV response.

  • High transparency coating
  • Strong adhesion on plastics
  • Stable curing speed

UV Coating Glasses

Photoinitiator 1173 for UV coating glass surfaces with high transparency requirements.

  • High optical clarity coating
  • Low yellowing for glass applications
  • Stable UV curing performance

UV Coating Paper

Photoinitiator 1173 used in UV coating paper and overprint varnish systems.

  • Fast curing on paper substrates
  • Good surface gloss control
  • Compatible with printing systems

UV Coating for Metal

Photoinitiator 1173 applied in UV coating for metal protection systems.

  • Strong adhesion on metal surface
  • Fast curing for industrial coating lines
  • Durable protective coating

UV Leather Coating

Photoinitiator 1173 used in UV leather coating for surface finishing systems.

  • Flexible coating performance
  • Smooth surface appearance
  • Stable curing without cracking

UV Ink Applications of Photoinitiator 1173

UV Inks for Offset Printing

Fast curing UV ink system for paper and carton printing.

  • High-speed drying
  • Stable color density
  • Low odor formulation

UV Inks for Flexo Printing

Used in packaging film printing UV systems.

  • Strong film adhesion
  • Fast production line speed
  • Clear printing result

UV Screen Printing Ink

UV curing additive for specialty printing applications.

  • Thick ink layer curing
  • High surface hardness
  • Industrial durability

UV Curable Adhesive Applications of Photoinitiator 1173

UV Acrylic Adhesive

Fast curing UV ink system for paper and carton printing.

  • High-speed drying
  • Stable color density
  • Low odor formulation

UV Curing Optical Adhesive

Used in precision optical component assembly.

  • High transparency bonding
  • Low shrinkage system
  • Stable UV reaction

UV Adhesive for Electronics

Used in PCB and electronic protection coatings.

  • Fast encapsulation curing
  • Strong insulation performance
  • Heat resistance support

Why Choose Photoinitiator 369 from UVIXE

  • Stable industrial-grade Photoinitiator 369 supply with consistent batch quality
  • CAS 119313-12-1 verified material with full traceability documentation
  • Controlled purity (≥98%) for stable UV curing formulation performance
  • Reliable performance in UV coatings, UV inks, and UV adhesive systems
  • Technical support for formulation adjustment and curing optimization
  • Fast response for quotation, sample, and technical document requests
  • Export-ready packaging for global industrial procurement supply chain
  • Compatible with common acrylate UV resin systems used in mass production

Photoinitiator 369 Equivalent to Leading Brands

UVIXE Photoinitiator 369 can replace:

  • Irgacure 369
  • Omnirad 369

✔ Similar UV absorption behavior in 320–400 nm range
✔ Comparable radical generation efficiency in acrylate systems
✔ Suitable for coatings, inks, adhesives, and resin formulations
✔ Stable performance under industrial UV curing line conditions
✔ Flexible sourcing option for global supply chain diversification

UVIXE provides Photoinitiator 369 with batch consistency control, technical documentation (TDS/MSDS/COA), and export-grade packaging for industrial substitution projects

FAQ of Photoinitiator 369

What is Photoinitiator 369 used for in UV curing systems?

Photoinitiator 369 (CAS 119313-12-1) is used to initiate free-radical polymerization in UV coatings, UV inks, and UV adhesives. It supports both surface curing and deeper layer curing in acrylate-based formulations for industrial production lines.

The CAS number is 119313-12-1, which is used for procurement, regulatory documentation, and chemical identification in industrial UV formulation systems.

Yes. Photoinitiator 369 is widely used in UV flexographic, offset, and screen printing inks. It provides stable curing performance, good adhesion on substrates, and supports high-speed printing production.

Yes. It is commonly used in UV optical adhesives, electronics bonding systems, and glass adhesives where controlled curing and strong bonding strength are required.

Typical dosage ranges from 1% to 5% depending on resin system, film thickness, UV intensity, and curing speed requirements in industrial formulations.

Photoinitiator 369 can be used in some LED UV systems (365–395 nm range), but performance depends on formulation design and photoinitiator combination strategy.

UVIXE provides TDS (Technical Data Sheet), MSDS (Safety Data Sheet), and COA (Certificate of Analysis) for quality verification and industrial procurement approval.

It is widely used in UV coatings (wood, metal, plastic), UV printing inks, UV adhesives, and UV resin systems including 3D printing and industrial curing applications.

Related Products Of Photoinitiator 369

Photoinitiator 369 is commonly used alongside other UV photoinitiators to adjust curing speed, depth, and surface performance in coatings, inks, and adhesive systems. Below are related UVIXE products often selected in formulation design and industrial UV curing optimization.
These products are often combined with Photoinitiator 369 to optimize curing balance, depth performance, and production efficiency in industrial UV formulations.

Photoinitiator 1173

Fast surface curing photoinitiator for thin UV coating and ink systems with rapid drying demand.

Photoinitiator 184

General-purpose UV initiator for coatings and inks requiring balanced surface hardness and curing stability.

TPO Photoinitiator

High-efficiency photoinitiator for pigmented UV systems and LED UV curing applications with strong absorption.

BAPO Photoinitiator

High reactivity UV initiator for thick film curing and demanding industrial UV resin systems.

Technical Support For TPO Photoinitiator

UVIXE provides technical support for Photoinitiator 369 (CAS 119313-12-1) across UV coatings, UV inks, UV adhesives, and UV resin systems. Our technical team assists formulators in selecting proper dosage, curing conditions, and compatibility with acrylate resin systems to ensure stable industrial UV curing performance. Support includes formulation guidance for surface cure vs. deep cure balance, pigment compatibility adjustment, and UV lamp or LED UV system matching. Technical documents such as TDS, MSDS, COA, and application notes are available to support procurement validation and production troubleshooting.
For detailed formulation optimization and UV curing system development, please refer to UVIXE technical resources and industry blog materials.

Ready to Source Photoinitiator 369?

Photoinitiator 369 (CAS 119313-12-1) is available from UVIXE for UV coating, UV ink, UV adhesive, and UV resin applications.

  • Send your formulation or application requirement for matching support
  • Request free sample for lab testing and curing evaluation
  • Get TDS, MSDS, COA for procurement and qualification process
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