Great Lakes Chemical Corporation

Vertellus Specialties Inc.

Vertellus Holdings LLC

Brian Tarbit

Paul Willett

Brian Adger

Michael Driver

Ashok M Adur

Alexander Gehre

The disclosure of the present application provides compositions and methods of compounding polyamides comprising the steps of forming a polyamide mixture, comprising a polyamide with an olefin maleic anhydride copolymer, and compounding the polyamide mixture at its processing temperature. Compounded polyamides derived from recycled nylon and other recycled polyamides and methods for preparing the compounded polyamides are described.

Compositions, methods and articles produced by compounding polyamides with olefin-maleic anhydride polymers

Monomers of formula (I) which include a vinyl group, polymers and articles, such as contact lenses, made therefrom, all of which are biocompatible, are described.

Biocompatible material

Disclosed is a process for producing an ultra-white N,N'-ethylene-bis(tetrabromophthalimide) product useful as a flame retardant. Also disclosed is a flame retardant composition predominantly comprised of N,N'-ethylene-bis(tetrabromophthalimide) and having unprecedented color and high purity.

Ultra white N,N'-ethylene-bis(tetrabromophthalimide) and its production

Ultra white N,N'-bis(tetrabromophthalimide) and its production in

Disclosed is a process for producing an ultra-white N,N'-ethylene-bis(tetrabromophthalimide) product useful as a flame retardant. Also disclosed is a flame retardant composition predominantly comprised of N,N'-ethylene-bis(tetrabromophthalimide) and having a yellowness index of about 4 or less.

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Ashington, United Kingdom

Brian Tarbit