acetal

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Related to Acetals: Hemiketal

acetal

 [as´ĕ-t'l]
1. any of a class of organic compounds formed by combination of an aldehyde molecule with two alcohol molecules.
2. CH3CH(OC2H5)2, a colorless volatile liquid used as a solvent and in cosmetics.

ac·e·tal

(as'e-tal),
Product of the addition of 2 mol of alcohol to 1 mol of an aldehyde; in mixed acetals (for example, glycosides), two different alcohols are bound to the original aldehyde group.
See also: hemiacetal, hemiketal, ketal.

ac·e·tal

(as'ĕ-tăl)
Product of the addition of 2 mol alcohol to 1 mol of an aldehyde.
See also: hemiacetal, hemiketal, ketal
References in periodicals archive ?
Acetals were also present in tested flavors that contained menthol.
This study shows the effectiveness of the cyclic acetal in compounds based on various elastomers.
Production of Poly(Vinyl Acetals) From Various Aldehydes
Acetal materials have been a commercial option for more than 50 years.
Color concentrates for acetal, acrylics, ABS, cellulosics, EEA, EVA, nitrile barrier resins, nylons, PC, TP polyesters, polyolefins, PS, TP urethane, PVC, SAN, and other thermoplastics.
Showing high-performance custom compounds, including Thermylene chemically coupled, glass- and mineral-reinforced PP; Xyron modified PPE; Tenac acetal; and glass-reinforced ABS and SAN.
To combat VOCs and odors emitted by plastics in auto interiors, DuPont has also developed a new acetal copolymer to help auto makers eliminate or reduce these smells.
Compounder is expanding capacity for engineering resins, including nylons and acetals. Also featuring its growing TPE line of SEBS and TPU products.
* Kemamide W-40 ethylene bis-stearamide mold release for acetal, PBT, phenolics; and a lubricant for PVC.
"Now that we're looking for something with better vapor-barrier properties," says Beall, "we're [re]discovering acetal, and people are modifying acetal so that it's rotationally moldable."
However, degradation of acetal that occurs in the solid state takes place slowly enough to produce a substantial amount of intermediate chain lengths.
My first exposure to the prolonged shrinkage process exhibited by some materials came when i was molding large parts in acetal homopolymer.