This definition appears very rarely
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- Science, medicine, engineering, etc.
Samples in periodicals archive:
For example, doctors last year used polyetherketoneketone (PEKK) to replace 75% of a man's skull.
based Oxford Performance Materials, manufacturer/printer of a customized polyetherketoneketone cranial implant (OsteoFab).
Kepstan 6000 polyetherketoneketone (PEKK) copolymer is a high-performance thermoplastic material.
Most joint replacements, for example, are made of a stainless steel, zirconium, titanium, polyethylene and in certain cases, ceramic mix; prosthetic limbs are comprised of a carbon-fiber composite/polypropylene or polyethylene blend; artificial ears are made from silicone or spider silk, and some cranial implants consist of ultra high-performance polyetherketoneketone (PEKK).
Recent technological advancements, however, have broadened the scope of viably printable materials, thus enabling the machines to produce finished items from such substances as titanium, cobalt chromium, stainless steel and polyetherketoneketone (PEKK).
The company is developing ultra-high performance engineering grades including polyetherketone (PEK), polyetherketoneketone (PEKK), polyether nitrile (PEN), fluoro-polyimides (FPI), and polyamide ether sulfone (PAES).
We are continuing to look at methods to reduce material cost via increase yields for expensive implantable PEEK and surgical-grade, carbon-fiber polyetherketoneketone (PEKK)/PEEK variants," said MacDonald.
OPM is focusing mostly on biomedical markets with its polyetherketoneketone, PEKK, which is similar to PEEK.