Examples of 'polyesters have' in a sentence
Meaning of "polyesters have"
polyesters have - This phrase could refer to the property or characteristic of polyester materials, such as their durability, versatility, or specific features
How to use "polyesters have" in a sentence
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polyesters have
Polyesters have been known for decades.
Suitable polyol fatty acid polyesters have been defined in chemical terms hereinbefore.
Polyesters have several advantages over traditional fabrics such as cotton.
Liquid polyol fatty acid polyesters have minimal or no solids at body temperatures.
Various methods for compatibilizing polyphenylene ethers and polyesters have been developed.
Several aromatic polyesters have been synthesized and studied.
In order to obtain faster curing compositions, acrylated polyesters have been developed.
The above polyesters have the characteristic of being biodegradable.
Binary mixtures of polylactic acid and aliphatic polyesters have been the subject of many patents.
The disclosed polyesters have improved crystallization and stretching characteristics.
Binary compounds of polylactic acid and aliphatic polyesters have formed the object of numerous patents.
Such polyesters have relatively low molecular weights and are not isotropic.
Suitable aliphatic polybasic carboxylic acids for preparing the polyesters have a functionality of at least two.
These naturally occurring polyesters have been exploited commercially as biodegradable thermoplastics.
Description of the Prior Art Processes for preparing polyesters have been disclosed in the art.
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Polyesters have found a wide field of application as a valuable component of lubricating oil compositions.
Both linear and branched polyesters have been widely used in coating compositions.
For the manufacture of blow-molded beverage bottles, the most preferred polyesters have an I. V.
These polyesters have a single polyol residue as a central moiety surrounded by acid residue chains.
Background Laundry detergent compositions containing polyesters have been widely disclosed in the art.
Certain polyesters have previously found use in electrodeposition applications as chain extenders and crosslinking agents.
Among them, mainly polyesters have been used.
These polyesters have the following characterizing features,.
Unfortunately, such water-dispersible polyesters have not proven entirely satisfactory.
These polyesters have repeating units of the formula,.
However, some known common commercial polyesters have too high crystallization rates.
In addition, polyesters have poor fracture-resistance properties in the case of notched components.
In this regard, water dispersible sulfonated polyesters have been available for many years.
Additionally, polyesters have widespread acceptance and use in today 's consumer products.
After melt and / or solid phase polycondensation the polyesters have an inherent viscosity ( I.V. ).
Generally, these polyesters have benzyl groups alternating with glycerol.
The liquid and solid sucrose polyesters have the following approximate compositions,.
The polyesters have a density measured with a Mohr-Westphal weighing machine equal to or less than 1.20 g/cm3.
For example, some nylons and polyesters have adequate oxygen barrier properties.
Linear polyesters have many valuable characteristics including strength, toughness, high gloss, and solvent resistance.
A preferred group of these polyesters have Iodine Values of from 15 to 60.
The polyesters have a functionality between 2 and 3.
In certain embodiments, the polyesters have an acid value of less than 2 mg KOH / g.
Such polyesters have onset of melt temperatures of about 55°C.
Most preferred polyol polyesters have a viscosity of from 20 to 60 poise.
Polycaprolactone polyesters have a uniform head / tail structure which encourages crystallinity.
The unsaturated polyesters have the general structural formula,.
Compositions made with the polyesters have acceptable organoleptic properties, particularly taste and texture.
Typically, high Tg polyesters have been synthesised from cyclic, polycyclic and aromatic polyols.
Because these polyesters have a high UV-B absorbing capacity in their own right, i . e.
In another embodiment, the polyesters have an intrinsic viscosity greater than or equal to 0.69 dUg.
Furthermore, the polyesters have an acid number ranging from about 0 to about 30 mg KOH / g.
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Examples of using Polyesters
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Synthesis of polyesters is generally achieved by a polycondensation reaction
The preparation of such polyesters is known per se
Polyesters of the homopolymer type are highly suitable
Examples of using Have
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These documents have been in my family for centuries
Have this done by the customer service only
He could not have chosen a worse time
