New dye for CDs

New dye for CDs

Materials News Albemarle introduces halogen-free flame retardant Albemarle Corporation of the USA has introduced a new halogen-flee flame retardant ...

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Albemarle introduces halogen-free flame retardant Albemarle Corporation of the USA has introduced a new halogen-flee flame retardant for PC/ABS and PS/PPO resin systems. NcendX~P-30 is currently available for customer sampling and commercial quantities will be available in December when a new plant comes on stream at the company's Orangeburg, South Carolina site. Albemarle says that the addition of the new product broadens its current portfolio and will lead to further phosphorus-based products being introduced. "NcendX P-30 flame retardant is the first of several halogenfree products to be introduced in the near term as we implement our strategic plan to expand and diversify Albemarle's flame retardant products," said John Nicols, global business director - flame retardants. "We expect NcendX P-30 flame retardant to be an important product in the growing market for halogen-flee plastics used in office automation and computer equipment. The material is an excellent complement to Albemarle's leading Saytex® brominated flame retardant for this market. NcendX P-30 offers resin producers and compounders excellent hydrolytic stability and low bloom." The new production plant will have an initial capacity of 5.4 million kg/year (12 million

lbs), but this will ultimately rise to 11.3 million kg/year (25 million lbs). Albemarle has also taken some recent measures to strengthen its Saytex flame retardants product line. These have included the Jordan Bromine Company, a joint venture in Jordan, that by 2002 will operate a 50,000 tonnes/year bromine plant, a 47,500

tonnes/year potassium hydrox- Albemarle access to the most cost effective source of ide plant, a 30,000 bromine in the world - the tonnes/year calcium bromide Dead Sea. plant and a 50,000 tonnes/year tetrabromobisphe- In addition, the company reports that construction is nol-A flame retardant plant well underway for the world's (Saytex CP-2000 flame retarfirst and largest continuous dant). The company says that process tetrabromobisphenolthe additional capacity will A flame retardant manufacturhelp meet growing world ing facility in Magnolia, demand for these products. Arkansas. The move also gives

New dye for CDs A new dye for recordable compact discs from Ciba Specialty Chemicals is claimed to offer high light stability, lower costs in production and is suitable for both gold and silver reflec-

tors. Irgaphor (~ Supergreen OS is a phthalocyanine green dve that is used as a single component powder and has a virtually unlimited shelf life. The dye and the solvents are non-toxic

and heavy metal free. Unused dye can be recovered in-house and recycled. Ciba says that it also offers a buy-back service for spent dye. The company adds that the Plastics Additives &

Supergreen process is suitable for all types of processing equipmem and can be easily controlled. Yield is high and cycle times are short, claims Ciba.

CompoundingJuly 1999