Description

[3-(Trifluoromethyl)Phenyl](2,4,6-Trimethylphenyl)Iodonium Triflate is a high-purity diaryliodonium salt photoinitiator, a critical component for advanced cationic polymerization processes. Its primary value lies in its exceptional photosensitivity and thermal stability, enabling precise, energy-efficient curing in demanding industrial applications. This compound is essential for manufacturers in the electronics, advanced coatings, and photoresist industries seeking superior performance and reliability in their UV-curable systems.

Application

• Photoacid Generator (PAG) for Advanced Photoresists: A key component in chemically amplified resists (CARs) for semiconductor manufacturing, particularly in deep-UV (DUV) and extreme-UV (EUV) lithography.
• Cationic UV-Curing Initiator: Enables rapid, low-temperature curing of epoxy and vinyl ether-based coatings, inks, and adhesives, providing excellent surface hardness and chemical resistance.
• Fiber Optic Coating Curing: Used in the production of protective, secondary coatings for optical fibers due to its efficient curing and resulting coating durability.
• Electronics Encapsulation and Potting: Facilitates the curing of protective epoxy resins for electronic components, offering superior moisture barrier properties and thermal stability.
• 3D Printing (Stereolithography - SLA): Serves as a high-performance photoinitiator for precision curing of liquid resins into solid, high-resolution parts.
• Specialty Coatings for Industrial and Automotive Applications: Provides the initiating mechanism for durable, scratch-resistant, and weatherable clear coats and functional coatings.

Basic Information

Product Name	[3-(Trifluoromethyl)Phenyl](2,4,6-Trimethylphenyl)Iodonium Triflate
CAS No.	1204518-08-0
Molecular Formula	C₁₈H₁₇F₆IO₃S
Molecular Weight	570.29 g/mol
Synonyms	(3-(Trifluoromethyl)phenyl)(2,4,6-trimethylphenyl)iodonium trifluoromethanesulfonate; (Mesityl)(3-(trifluoromethyl)phenyl)iodonium Triflate; Iodonium, [3-(trifluoromethyl)phenyl](2,4,6-trimethylphenyl)-, trifluoromethanesulfonate; Photoacid Generator PAG; Diaryliodonium Salt Photoinitiator
EINECS	Contact for details

Quality Control

Our production of [3-(Trifluoromethyl)Phenyl](2,4,6-Trimethylphenyl)Iodonium Triflate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity essential for sensitive applications like semiconductor lithography. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, NMR for structural confirmation, and Karl Fischer titration for moisture content. A detailed Certificate of Analysis (COA) documenting all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) in the original sealed packaging to prevent decomposition. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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