polyester

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polyester

a multifilament strand of synthetic polymer.

polyester base
the film on which the photographic emulsion is added to make an x-ray plate.
polyester mesh
see surgical mesh.
polyester suture
a multifilament strand, Dacron impregnated or coated with Teflon, silicone or polybutylate used as nonabsorbable sutures. Their virtue is their strength, their disadvantage the difficulty encountered in tying a knot that holds.
References in periodicals archive ?
After the polyesterification, this broad band disappears and the band in 1701 [cm.
Synthesis of aliphatic polyesters by direct polyesterification of dicarboxylic acids with diols under mild conditions catalyzed by reusable rare-earth triflate.
The average molecular weights, polydispersity and glass transition temperature of the different materials prepared after polyesterification of TFA with castor oil in the absence (A) and presence of [Ni.
To the best of our knowledge, such a complete process model for the nonlinear polyesterification process is not yet addressed in the scientific literature.
The process model is developed in Aspen Custom Modeler, and the polyesterification of maleic anhydride with propylene glycol is used as model reaction in this study.
The functional groups in the polyesterification of maleic anhydride and 1,2-propylene glycol.
However, Chang and Karalis (10) reported that the proton from the dissociation of the adipic acid played a very important role in the catalyzed reaction along with the external catalyst, and the reaction rate of the catalyzed polyesterification must be affected by the combination of the adipic acid catalysis and the external catalysis.
In the polyesterification of acid and glycol with metal catalyst, it was considered that both acid and catalyst act as the catalyst.
It can be seen that the n of BHBS and the 2n of water are formed by polyesterification of n acid and 2n glycol in the reaction model (b).
The last part, thermodynamically controlled, usually represents the longest part of an industrial process of polyesterification.