Tokyo Ohka Kogyo Co., Ltd. (TOK) provides chemical products, such as photoresist, and equipment needed to manufacture semiconductors and flat panel displays (FPD).

LCD Materials

• i-Line Photoresist for TFT Etching Process
• Photoresist for TFT Etching Process
• Photoresist for STN / ITO Etching Process
• Photoresist for Cr of Color Filter Etching Process
• Pigment Dispersed Photoresist for Forming Black Matrix of Color Filter
• Material for Planarization
• Under-Coat / Over-Coat Material for TN / STN

PDP Materials

• Dry Film Resist for Barrier Rib Forming Sand-Blast Process
• Dry Film Resist for ITO Etching Process
• Dry Film Resist for Bus Electrode Etching Process
• Dry Film Resist for Address Electrode Etching Process
• Photo-Phosphor Paste
• Photo-Vehicle
• Liquid Resin for Glass-Frit Dispersion for Panel Sealing Process FED Materials

FED Materials

• Photoresist for Forming Electrode

Organic ELD Materials

• Photoresist for Forming Cathode Separator (Reverse Taper Shape)
• Photoresist for Forming Insulator
• Photoresist for Electrode Etching Process

CRT Materials

• Lift-Off Photoresist for Forming Black Matrix (Non-Cr)

Other Products for Flat Panel Display

• Stripping Solution
  (Water-Soluble, Non-Chlorine Group Solvent)
• Thinner
  (Edge Bead Removing / Back Rinsing / Cup Cleaning)
• Photoresist Developing Solution

Coater / Developer for TFT / Color Filter Process

• Spinless^™ Coater System
  TR90000S (Applicable to 1,500 by 1,850mm class substrate)
  TR63000S (Applicable to 1,100 by 1,300mm class substrate)
• Coat & Spin^® Coater System
  TR70000F (Applicable to 1,200 by 1,300mm class substrate)
  TR63000F (Applicable to 1,100 by 1,300mm class substrate) TR45000F (Applicable to 730 by 920mm class substrate)
  TR40000F (Applicable to 650 by 750mm class substrate)
  TR28000F (Applicable to 450 by 550mm / 370 by 470mm class substrate)
• Coater / Developer System
  TRD63000 (Applicable to 1,100 by 1,300mm class substrate)
  TRD40000 (Applicable to 650 by 750mm class substrate)

Process Equipment

Semiconductor & LCD Equipment Marketing Division
TEL. +81-44-435-3001 FAX. +81-44-435-3021

Materials

Display Material Marketing Division
TEL. +81-44-435-3002 FAX. +81-44-435-3022

* Business Hours 8:45 - 12:00 13:00 - 17:30 in Japan
(Except for Saturday, Sunday, National Holidays and Our Company Holidays)