| http://www.w3.org/ns/prov#value | - The copolyester products can also be converted to valuable modifications by adding reinforcing fillers, such as glass fibers, talc, and the like, and/or flame retardant agents such as monomolecular or polymeric halogenated aromatic compounds, with and without flame retardant synergists, such as antimony compounds, or phosphorus compounds, and the like.
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