Also found in: Dictionary, Encyclopedia, Wikipedia.


An aliphatic or alicyclic molecule characterized by the presence of two or more hydroxyl groups; for example, glycerol, inositol.
[G. polys, much, many + alcohol]
Farlex Partner Medical Dictionary © Farlex 2012
Mentioned in ?
References in periodicals archive ?
The test results for mortar mixes presented in Figs 2 and 3 prove that due to the reduction of air entrainment in mortar and its rheological properties, the most effective mixes contained an AFA based on polyalcohol.
To selectively influence dispersibility, Ti|O.sub.2~ suppliers have long treated pigment surfaces with inorganic substances, such as hydrated aluminum oxide and hydrated silicon oxide, and with organic compounds, such as polyalcohols or polysiloxanes.
Sorbitol is a polyalcohol sugar that is poorly absorbed by the small intestine.
Glycerol is a polyalcohol that contains three hydroxyl groups.
Furthermore, it included polyphenol compounds, tannin, polyalcohol, and melanoidin [39, 40].
Characteristics of admixtures Admixure type Admixture base Density, Concentration, [g/[cm.sup.3]] [%] Superpasticiser Polycarboxylate 1.09 34 (PCP) Anti-foaming Polyalcohol 1.05 30 admixture
US 6,183,732 B1: A researcher for Johnson & Johnson has patented a chemical composition for use in a topical skin formulation comprising a polyalcohol humectant and a mixture of at least two polyquaternary compounds, one being a cationic copolymer and the other being an amphoteric polymer.
treated with polyalcohol. and silica (SiO;) (11, 41) and, polyiether ether ketone) (PEEK) containing carbon nanotubes (49).
The polyalcohol Penta is used in applications such as alkyd resins, PVC stabilizers, synthetic lubricants, varnishes and other products and Perstorp is now producing Penta in three different production plants in Germany, the U.S.
The reinforcing titanium dioxide (Ti[O.sub.2]) nanoparticles (Hombitec RM 300, Sachtleben Chemie GmbH) were surface-treated with polyalcohol by the manufacturer to enhance dispersibility and coupling between particles and matrix.
DIC Corporation has received a patent for an aqueous coating composition comprised of a hydrophilic cationic polymer (A) which is selected from the group consisting of polyvinylamine, polyallylamine, polyethyleneimine, and polypropyleneimine, and of which an amino group is protonated by an acid; nonionic polyalcohol (B); a silane compound (C) being at least one selected from the group consisting of tetraalkoxysilanes and trialkoxysilanes; and water (D), wherein the mass ratio ((A)+(B))/(C) between the total of the hydrophilic cationic polymer (A) and the nonionic polyalcohol (B), and the silane compound (C) is in a range from 60/40 to 5/95.