polyphenylene oxide


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polyphenylene oxide

[‚päl·i′fen·əl‚ēn ′äk‚sīd]
(organic chemistry)
A polyether resin of 2,6-dimethylphenol, (CH3)2C6H3OH; useful temperature range is -275 to 375°F (-168 to 191°C), with intermittent use possible up to 400°F (204°C).
References in periodicals archive ?
In these data, X-34-1547A/B has strong adhesion with polycarbonate, polybutyleneterephthalate and polyphenylene oxide.
New grades of polyphenylene oxide (PPO) improve processing and properties of TP elastomers, thermoset SMC/BMC, and epoxies.
Polymers offering the most potential in meeting the changing requirements of underhood applications include enhanced versions of materials long used in this area, like polyetherimide (PEI), polyamide (PA), and polyphenylene oxide (PPO).
It can also reduce the rate of heat release of flexible PVC and polyphenylene oxide, and has been used in conjunction with alumina trihydrate, magnesium hydroxide, or a silicone source in halogen-free systems.
GE Plastics has released PPO SA120, a low-molecular-weight version of a core GE polymer: polyphenylene oxide (PPO) resin.
It can also reduce the rate of heat release of flexible PVC, polyphenylene oxide and HIPS, and has been used in conjunction with alumina trihydrate, magnesium hydroxide, or a silicone source in halogen-free systems.
Tara is reportedly UL approved for use on engineered plastics such as ABS, polyphenylene oxide, polycarbonate (PC), and ABS/PC blends, and has proven stable through 50-day humidity and thermal cycling.
Akzo Nobel has been selling a phosphorus-based, non-halogenated flame retardant, Fyroflex RDP, for engineering resin applications such as polyphenylene oxide and PC/ABS.
Novel blends of PPS with polyphenylene oxide (PPO) will be unveiled this year as Noryl APS 4300 and 4400, with glass loadings of 30% and 40%, respectively.