Chemical companies

Sumitomo Chemical has been established in 1913, and since then has been researching and producing industrial chemicals and materials. Sumitomo has been working with CDT on PLED materials, and has acquired the company in July 2007. They aim to produce OLED displays, and an OLED TV at 2009.

Sumitomo's web site

Sensient Imaging Technologies GmbH, subsidiary of the US based Sensient Technologies Corporation, is a German manufacturer of highly specialized performance chemicals for OLED displays and laser printing equipment. Sensient started its OLED R&D activities in 1998. Sensient is a supplier of "classical" OLED materials, e. g. Alq3, a-NPB, BAlq, Rubrene, but also of innovative materials, e. g. high TG hole transporters, electron conductors/ matrix materials for phosphorescent systems and phosphorescent emitters.

SIT has invested into 10 independent sublimation lines with a total capacity of up to 80 kg per month, and they have an in-house application lab for device and life time testing guaranteed consist OLED performance and product quality.
Sensient is a participant in the European OLLA - Project on OLED for lighting application.  

Sensient's web site

Goodfellow supplies pure metals, alloys, ceramics, polymers and composites as discs, sheets, foils, rods, wires and tubes, etc., to the research (R&D) and industrial markets. Goodfellow has a stock of over 45,000 catalogue items, and have sold several materials to OLED companies including ITO, cadmium, gold and polymers.

Shenyang Syndy chemistry institute is a private-owned R&D enterprise based in China. Syndychem mainly engage in R&D of chemical drugs  and function chemicals synthesis. Syndy is a OLED materials manufacturer.

Syndy's web page 

Merck is based in Frankfurt/Germany and produces organic semiconductor materials for displays and electronics. The company designs, develops and manufactures a wide range of specialised materials including high performance light emitting materials for oleds.

In February 2005, Merck acquired Covion.

Merck-OLED web page