Description

(4-Methylphenyl) [4-(2-Methylpropyl)Phenyl] Iodonium Hexafluorophosphate is a high-purity diaryliodonium salt, a specialized class of photoacid generators (PAGs) valued for their exceptional reactivity and thermal stability. This compound is engineered to initiate rapid cationic polymerization upon exposure to UV light, making it a critical component in advanced manufacturing processes. It is primarily sought by formulators and manufacturers in the electronics, coatings, and advanced materials sectors for applications requiring precise, energy-efficient curing.

Application

• Photoinitiator for Cationic UV-Curing Systems: A key component in UV-curable inks, coatings, and adhesives for electronics, packaging, and industrial finishes.
• Photoresist and Semiconductor Manufacturing: Used in chemical amplification resists for microelectronics and printed circuit board (PCB) fabrication.
• Fiber Optic Coating: Enables the fast, low-temperature curing of protective coatings on optical fibers.
• 3D Printing (Stereolithography): Serves as a photoacid generator in vat polymerization resins for high-resolution additive manufacturing.
• Dental Composites and Restoratives: Facilitates the light-activated curing of dental materials.
• Advanced Composite Materials: Used in the production of fiber-reinforced polymers for aerospace and automotive applications.

Basic Information

Item	Details
Product Name	(4-Methylphenyl) [4-(2-Methylpropyl)Phenyl] Iodonium Hexafluorophosphate
CAS No.	344562-80-7
Molecular Formula	C₁₇H₂₀F₆IP
Molecular Weight	496.21 g/mol
Synonyms	Bis(4-methylphenyl)iodonium hexafluorophosphate (common name); (p-Tolyl)[4-(isobutyl)phenyl]iodonium hexafluorophosphate; 4-Methylphenyl 4-(2-methylpropyl)phenyl iodonium hexafluorophosphate; Iodonium, (4-methylphenyl)[4-(2-methylpropyl)phenyl]-, hexafluorophosphate(1-); Photoacid Generator PAG; Diaryliodonium salt; UV Photoinitiator
EINECS	Contact for details

Quality Control

Every batch of our (4-Methylphenyl) [4-(2-Methylpropyl)Phenyl] Iodonium Hexafluorophosphate is manufactured under strict quality management systems. We guarantee high chemical purity and consistent performance, with specifications tailored to meet the rigorous demands of photopolymer applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity (by HPLC/NMR), and impurity profiles is provided with each shipment to ensure full traceability and compliance with your formulation requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is light-sensitive and should be handled under appropriate conditions to maintain stability. Keep away from incompatible materials such as strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.