Halogens, specifically chlorine and bromine, are suspected of posing serious dangers to human health and the environment when used as a brominated flame retardant (BFR) or in polyvinyl chloride (PVC).

Compliance with directives of the European Union (E.U.), including Restriction of Hazardous Substances (RoHS) and Waste Electrical and Electronic Equipment (WEEE), has been the driving force behind ...

Clariant has teamed up with Lavergne, a leader in the production of sustainable engineering resin from recycled plastic, to develop halogen-free flame-retardant polyester compounds made from ...

PolyOne Corporation (Avon Lake, OH) is to launch a new ECCOH offering at Chinaplas 2012 in Shanghai on April 18. Designated ECCOH 1025/1C, this new polymer solution is part of the Company's ECCOH ...

Halogens are known to decrease the levels of stratospheric ozone. The latest measurements show that something similar occurs in the lower atmosphere over tropical oceans — and probably above most ...

THE FIRST DIRECT atmospheric measurements of iodine oxide and bromine oxide above the Antarctic snowpack unexpectedly indicate that the chemicals participate in destroying ozone and change the ...

Master Bond Supreme 11AOHT is a halogen free, two component epoxy resin system for high-performance bonding and sealing formulated to cure at room temperature. Its most outstanding features include ...

The cycling of halogen compounds in the lower atmosphere is poorly understood. It is known that halogens such as chlorine, bromine and iodine are converted from halides, which are relatively inert, to ...

SOME MARINE organisms have a knack for making steroidal compounds containing halogens. Chemists have long tried to do the same thing, because such compounds can be useful, for example, in treating ...

In aliphatic or aromatic compounds, the replacement of hydrogen atom(s) by halogen atom(s) results in the formation of alkyl halide (haloalkane) and aryl halide (haloarene), respectively. In case of ...