Flame retarding phosphorous containing linear polyesters and...

C - Chemistry – Metallurgy – 08 – G

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C08G 63/68 (2006.01) C07F 9/6571 (2006.01) C08G 63/692 (2006.01) C08G 79/04 (2006.01) D01F 6/84 (2006.01)

Patent

CA 1037194

FLAME RETARDING LINEAR POLYESTERS AND SHAPED ARTICLES THEREOF Abstract of the disclosure: Flame-repellent linear polyesters are obtained by in- corporating by condensation P-compounds having formula Image , wherein R and R1 are organic radicals which may also contain hetero atoms into the linear polyesters, preferably those from terephthalic acid and ethylene glycol. These polyesters are the materials flame-repellent filaments, fibers, sheets, press- moulded and injection-moulded articles are made of, these products being used whereever especially acute risks of ignition and fire exist.

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