Dyestuffs and Chemicals
- 461
- Mimosa Central Cooperative, Ltd
- South Africa. Manufacturers' representatives and wholesale suppliers of mimosa extract for leather tanning and re-tanning applications. Technical information. Extensive information about the wattle tree and the extract derived from its bark.
- 462
- Otto Dille
- Germany. Manufacturers' representatives and traders in vegetable tanning agents. Also, fruit, bark and specialty extracts. Descriptions of tanning technologies. Safety data sheets on PDF files. Links to related sites. English and German.
- 463
- Taddei, Manzi & C. SpA
- Italy. Manufacturers' representatives for chemical and metallic films. Custom formulated chemicals for leather tanning, re-tanning, coloring, processing and finishing applications. Also, footwear finishes. Calendar of events. English and Italian.
- 464
- Electrochemistry, Polymers and Opto-Electronic Devices: A Combination with a Future
- Technical paper about the possibility of assembling electrochromic, photoelectrochemical and light-emitting electrochemical cells for semiconductors, from conductive polymers. Authors: M. De Paoli and W.A. Gazotti. [PDF]