Blends of poly(ethylene terephthalate) and poly(ethylene...

Details Blends of poly(ethylene terephthalate) and poly(ethylene... Blends of poly(ethylene terephthalate) and poly(ethylene...

C - Chemistry, Metallurgy

08

L

C08L 67/02 (2006.01) C08G 63/80 (2006.01) C08K 5/51 (2006.01) C08K 5/527 (2006.01)

Patent

CA 2087717

2087717 9202584 PCTABS00010 Disclosed is a process for controlling the amount of transesterification taking place during solid stating of poly(ethylene terephthalate) of poly(ethylene naphthalenedicarboxylate) blends to a desirable level, e.g., 5-20 %, by addition of an effective amount, e.g., at least 0.25 weight %, of a phosphorous stabilizer such as bis(2,4-di-t-butylphenyl)pentaerythritol diphosphate. Also disclosed are polymer blends containing the phosphorous stabilizer.

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