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Petrochemicals

Ascend nylon supplies back to normal

by Alexander H. Tullo
May 18, 2019 | A version of this story appeared in Volume 97, Issue 20

 

The structure of hexamethylenediamine.
The structure of adiponitrile.

Ascend Performance Materials has lifted its force majeure declaration for nylon 6,6 polymers, compounds, and fibers as well for hexamethylenediamine (HMD), a nylon 6,6 raw material. The company declared force majeure on nylon products last year because of a fire at its Pensacola, Florida, plant and on HMD in January due to weather. Production outages have plagued the nylon 6,6 industry in recent years. Availability of adiponitrile, an intermediate made by only a handful of companies globally, has been particularly constrained.

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