ITX Photoinitiator Supplier From China

CAS 5495-84-1 | UV Ink Photosensitizer | Flexible Packaging UV System Additive

Reliable ITX Photoinitiator for UV ink, UV coating, and UV adhesive systems. Designed for UV offset ink, flexographic printing ink, gravure packaging ink, and low migration UV formulation systems used in industrial production lines.

  • CAS No.: 5495-84-1
  • Function: UV photosensitizer / Type II photoinitiator
  • Absorption range: 365–420 nm UV system compatibility
  • Purity: ≥99% industrial grade
  • MOQ: 1 kg sample / 25 kg bulk packaging
  • Documents: TDS / SDS / COA available
  • Supply type: Stable export supply from China

What is ITX Photoinitiator

ITX Photoinitiator (Isopropylthioxanthone, CAS 5495-84-1) is a Type II UV photoinitiator used as a photosensitizer in UV ink, UV coating, and UV adhesive systems. It does not generate radicals alone; it works with amine synergists to improve curing efficiency under UV light, especially in the 365–420 nm range. ITX Photoinitiator is widely used in UV offset ink, flexographic printing ink, and gravure packaging ink systems where controlled curing depth and stable photoreactivity are required. UVIXE supplies ITX Photoinitiator for formulators and industrial buyers who need consistent batch quality and scalable production support.
Technical Data Sheet – ITX Photoinitiator CAS 5495-84-1
Chemical Name Isopropylthioxanthone
CAS No. 5495-84-1
Appearance Yellow crystalline powder
Purity ≥ 99%
UV Absorption Range 365–420 nm
Function Type II photoinitiator / photosensitizer
Application Systems UV ink / UV coating / UV adhesive
Packaging 25 kg drum / customized export packing

Typical Applications of ITX Photoinitiator

ITX Photoinitiator CAS 5495-84-1 is structured into multiple UV application systems to support ink formulators, coating manufacturers, and adhesive producers. Each category reflects real industrial procurement logic, formulation behavior, and curing system design.

UV Ink Photoinitiator ITX Systems (CAS 5495-84-1)

ITX Photoinitiator is widely used in UV ink systems as a photosensitizer for controlled curing and deep layer polymerization in industrial printing.

UV Offset Printing Ink ITX Photoinitiator

  • Used in sheet-fed and web offset UV ink systems
  • Improves curing balance in pigment-heavy ink formulations
  • Works with benzophenone and amine synergist systems

UV Flexographic Ink ITX Photoinitiator

  • Suitable for label and packaging flexo ink systems
  • Enhances curing speed on plastic film substrates
  • Stable performance in high-speed printing lines

UV Gravure Printing Ink ITX Photoinitiator

  • Designed for high-volume gravure packaging ink systems
  • Improves curing depth in multilayer ink structures
  • Supports stable pigment dispersion systems

UV Screen Printing Ink ITX Photoinitiator

  • Used in industrial screen printing UV inks
  • Suitable for thick ink film curing applications
  • Enhances surface curing uniformity

UV Ink for Flexible Packaging ITX System

  • Applied in plastic film and laminated packaging inks
  • Supports low migration formulation design
  • Maintains curing stability on non-porous substrates

UV Label Printing Ink ITX Photoinitiator

  • Used in self-adhesive label UV ink systems
  • Improves curing speed on PET/PP substrates
  • Compatible with high-speed label printing lines

UV Coating Photoinitiator ITX Systems (CAS 5495-84-1)

ITX Photoinitiator is used in UV coating systems where surface hardness, gloss control, and curing uniformity are required.

UV Plastic Coating ITX Photoinitiator

  • Used for ABS, PVC, PET surface coatings
  • Enhances surface curing uniformity
  • Improves scratch resistance performance

UV Paper Coating ITX Photoinitiator

  • Applied in glossy paper UV varnish systems
  • Improves coating leveling and curing speed
  • Used in packaging paper surface finishing

UV Wood Coating ITX Photoinitiator

  • Used in furniture and flooring UV coatings
  • Enhances surface hardness and durability
  • Supports fast industrial curing cycles

UV Metal Coating ITX Photoinitiator

  • Used in industrial protective coatings
  • Supports corrosion-resistant UV coating systems
  • Improves adhesion and surface film strength

UV Varnish ITX Photoinitiator System

  • Used in high-gloss UV varnish applications
  • Improves surface leveling and curing balance
  • Suitable for paper and packaging finishes

UV Adhesive Photoinitiator ITX Systems (CAS 5495-84-1)

ITX Photoinitiator is used in UV adhesive systems where controlled curing depth and bonding stability are required.

UV Structural Adhesive ITX Photoinitiator

  • Used in industrial structural bonding systems
  • Supports deep layer curing performance
  • Improves adhesion strength in composite materials

UV Optical Adhesive ITX Photoinitiator

  • Used in lens and optical component bonding
  • Ensures transparent curing systems
  • Suitable for precision optical assembly

UV Electronics Adhesive ITX Photoinitiator

  • Used in PCB and electronic component bonding
  • Supports precision curing in micro assemblies
  • Compatible with high reliability electronics systems

 

Special UV System Photoinitiator ITX Applications

Low Migration UV Ink ITX Photoinitiator

  • Designed for regulated packaging ink systems
  • Supports migration-controlled formulation design
  • Used in food packaging compliance systems

High-Speed Printing UV System ITX

  • Used in industrial high-speed printing lines
  • Maintains curing stability under fast production
  • Supports continuous roll-to-roll systems

Hybrid UV Ink System ITX Photoinitiator

  • Compatible with hybrid UV/solvent ink systems
  • Improves curing flexibility in mixed systems
  • Used in advanced industrial printing formulations

Why Choose ITX Photoinitiator from UVIXE

  • Stable supply of ITX Photoinitiator CAS 5495-84-1 for UV ink, coating, and adhesive production
  • Consistent batch quality for industrial printing and coating systems
  • Suitable for UV offset, flexo, and gravure ink formulations
  • Supports low migration UV ink development for packaging applications
  • Full technical documents: TDS, SDS, COA available
  • Sample support for lab formulation testing before bulk order
  • Compatible with benzophenone and amine synergist systems
  • Export-ready packaging for global industrial procurement

ITX Photoinitiator Equivalent to Leading Brands

UVIXE ITX Photoinitiator can be used as a functional equivalent:

  • Omnirad ITX
  • Speedcure ITX systems
  • Thioxanthone photoinitiator grades used in UV ink systems
  • Legacy BASF thioxanthone-based photoinitiators (industry reference products)

✔ Similar absorption behavior in 365–420 nm UV range
✔ Compatible with benzophenone + amine synergist systems
✔ Comparable performance in UV ink and packaging ink formulations
✔ Suitable for substitution in flexographic and gravure printing systems
✔ Stable curing response in industrial UV coating applications

UVIXE ITX Photoinitiator is designed for formulators and distributors who require a cost-controlled alternative supply chain while maintaining consistent curing behavior in UV ink, coating, and adhesive systems.

FAQ of ITX Photoinitiator

What is ITX Photoinitiator CAS 5495-84-1 used for?

ITX Photoinitiator is used as a photosensitizer in UV ink, UV coating, and UV adhesive systems. It improves curing efficiency under 365–420 nm UV light, especially in offset, flexographic, and gravure printing formulations.

Yes. ITX Photoinitiator is widely used in UV ink systems, especially packaging ink, label ink, and flexographic ink. It works with amine synergists and supports controlled curing depth in industrial printing lines.

Typical dosage ranges from 0.5% to 3% depending on resin system, pigment load, UV intensity, and curing speed requirements in UV ink or coating formulations.

ITX Photoinitiator can be used in packaging ink systems, but formulation must meet regional migration and regulatory requirements. Final compliance depends on full ink formulation design and substrate selection.

ITX acts as a Type II photoinitiator (photosensitizer). It absorbs UV light and transfers energy to amine co-initiators, enabling radical formation and controlled polymerization in UV ink and coating systems.

ITX has stronger absorption in long-wave UV range and is more suitable for packaging ink systems. Benzophenone is more commonly used in general UV coating and requires different formulation balance with amines.

Yes. ITX is commonly used in combination with benzophenone, DETX, and amine synergist systems to optimize curing speed, depth, and surface performance in UV formulations.

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

Related Products of ITX Photoinitiator

UVIXE supplies a full range of UV photoinitiators for ink, coating, and adhesive systems. These products are designed for different curing depths, reactivity levels, and industrial application requirements in UV formulation systems.

Photoinitiator 1173

Fast surface curing photoinitiator for UV ink and clear coatings.

  • Suitable for UV offset ink systems
  • Fast surface curing response
  • Used in paper and plastic coatings

Photoinitiator 184

Balanced photoinitiator for medium-depth UV curing applications.

  • Used in wood and plastic UV coatings
  • Stable curing performance in industrial systems
  • Suitable for varnish and protective coatings

TPO Photoinitiato

High-efficiency photoinitiator for thick layer UV curing.

  • Used in pigmented UV coatings
  • Deep curing performance in industrial systems
  • Suitable for adhesives and 3D coatings

BAPO Photoinitiator

High-performance photoinitiator for demanding UV curing applications.

  • Suitable for thick coatings and adhesives
  • High reactivity under UV LED systems
  • Used in electronics and industrial materials

Technical Support For ITX Photoinitiator

UVIXE provides technical support for ITX Photoinitiator CAS 5495-84-1 across UV ink, UV coating, and UV adhesive formulation systems. Our technical team assists industrial buyers, ink formulators, and coating manufacturers in optimizing curing performance, dosage balance, and system compatibility for stable production. ITX Photoinitiator is commonly used in UV offset ink, flexographic ink, gravure printing ink, and flexible packaging ink systems. We provide formulation guidance to help improve curing depth, reduce instability in pigment-heavy systems, and support low migration ink design. 
For detailed formulation data, compatibility studies, and application notes, please refer to our technical blog and UV photoinitiator knowledge base on UVIXE.

Ready to Source ITX Photoinitiator?

UVIXE supports UV ink manufacturers, coating formulators, adhesive producers, and global distributors with stable chemical supply and formulation compatibility assistance.

  • Request TDS / SDS / COA for technical approval
  • Get samples for UV ink or coating formulation testing
  • Receive bulk quotation for long-term industrial supply
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