Photo initiators Treeel photo initiators have world-class product-specific differentiation that will contribute greatly to the quality, productivity, and cost savings of our customers.

Features

Items TPI-056 TPI-059 TPI-060 Material for comparison (OXE01) Remarks Purity(%) 98.3 99.5 99.6 99.0 HPLC Sensitivity(mJ/cm²) 65 70 110 200 - Transmittance(%) 98.1 97.5 97.9 96.8 4㎛ @ 400 nm, (230 ℃ / 30min) Solubility (%) >4 >7 >10 >10 PGMEA Out-gas 33% 32% 30% 100% Headspace compared to OXE01  (230oC / 30min) Radical Methyl Methyl Phenyl Phenyl

It is an Oxime-type photo initiator for photo resists used in TFT-LCD and OLED displays, showing excellent high-transparency, high-sensitivity and out-gas characteristics.

Application

Photo Acid Generator (PAG) Photo acid generator with its world's most advanced product-specific characteristics, contributes greatly to quality, productivity, and cost reduction of our customer.

Features

Items TPG-026 TPG-027 Remarks Purity (%) 99.1 99.0 HPLC Transmittance (%) 96.6 96.7 4㎛ @ 400 nm,230 ℃ / 30min Solubility (%) > 10 > 7 PGMEA Melting Point (℃) 86 90 Comment Octane Sulfonic Ester Propane Sulfonic Ester

Available for positive and negative resists for displays and semiconductors. High sensitive PAG with excellent transmittance within the visible range.

Application

High refractive index monomer Pure organic acrylic monomer for OLED and TFT LCD displays. Acrylic equivalents from 1 to 4 with high transmittance available for resin fabrication and UV sensitive PR composition

World’s first acrylic ultra-high refractive index material

ITEM High RI Acryl Monomer TRI-041 TRS-020 TRS-021 TRS-022 TRS-023 Refractive index (liquid phase) 1.670 ~ 1.705 1.620 1.630 1.645 1.668 Refractive index (film) - 1.647 1.659 1.674 1.694 Viscosity 25℃ 1. White Powder 2. Sulfur and Phosphorus free 3. Acryl type (1 ~ 4 eq.) 4. Soluble in normal organic solvents and acryl monomers 500 4,500 - PGMEA diluted solution 50℃ - 250 8,000 - ΔYI (Thickness) 0.97 (19.0um) 1.31 (19.1um) 2.51 (40.2um) - Transmittance(Thickness) 97.3 (19.0um) 97.0 (19.1um) 93.9 (40.2um) -

Application-OLED high refraction thin film

LOCA: Liquid Optical Clear Adhesive