polyglycol

polyglycol

[′päl·i‚glī‚kȯl]
(organic chemistry)
A dihydroxy ether derived from the dehydration (removal of a water molecule) of two or more glycol molecules; an example is diethylene glycol, CH2OHCH2OCH2CH2OH.
References in periodicals archive ?
Kluber Lubrication has introduced Klubersynth GE 46-1200, a synthetic long-term gear grease for a variety of gear applications, and Klubersynth UH1 6 Series, a complete line of polyglycol gear oils available in ISO VG from 100-1,000 for a variety of industries.
Lower-molecular-weight dispersants, typically modified ethoxylates, block polyglycol copolymers, and similar chemistries tend to have the most surfactant-like performance.
The composition contains at least one active ingredient selected from the group consisting of triethylene glycol, dipropylene glycol, propylene glycol, triethanolarnine, and mixtures thereof, wherein at least one active ingredient reduces the partial pressure of malodorants; nonionic surfactant comprising a mixture of a hydrogenated castor oil surfactant and a polyglycol ether; quaternary ammonium salt; cosolvent selected from the group consisting of short chain monohydric alcohol; and water.
Freedom Industries didn't report until Tuesday that a mixture of polyglycol ethers, or PPH, also entered the water system when the spill occurred.
The Centers for Disease Control and Prevention (CDC) said that a storage tank that leaked a coal-cleaning chemical also contained a mixture of polyglycol ethers, or PPH.
MegaSys hoses can handle biodegradable hydraulic fluids like polyester, polyglycol, and vegetable oil, as well as standard petroleum-based fluids.
Sodium hypophosphite was used as a reducing agent, sodium citrate was added as a complexing agent, boric acid was used as a buffering agent, nickel ions were added as a catalyst for hypophosphite oxidation, polyglycol was used as a surfactant, and SiC particles (4-10 [mu] m in diameter) were added for SiC co-deposition and magnetic stirring was used to avoid particle sedimentation.
In this process, the potential primary sources of contamination are the ionic and polyglycol content of the applied flux and impurities (i.
1], belonging to toxicity class IV, considered low toxic, and to environmental class III, dangerous product, and Aterbane[R] BR surfactant (mix alkyl polyglycol ether nonionic surfactant), in the concentration of 466 g [L.
performance citrus blend Name General use/properties Tween 80 Widely used for solubilizing proteins, isolating nuclei from cell cultures, emulsifying/dispersing substances in medicinal and food products NP-7 Polyglycol ether (non-ionic) surfactant SE L-595 Food, food additive, drug, cosmetic uses only SE L-1695 Food, food additive, drug, cosmetic uses only Fenugreek Absolute Used as an herb and spice, seeds are a rich source of galactomannans Xanthan gum Formulating stable, aqueous drug suspensions and soft gels with locust bean gum or guar gum Natural-Mulse A custom surfactant for specific environmental and product performance requirements Citrus Burst[R] 3 Designed for easy cleaning formulations Table 2.
With the advent of synthetics such as polyglycol (PAG)- and polyalphaolefin (PAO)-based products and their additive technology that can be customized for applications and environments, the challenge to find the right lubricant for the job has been simplified.
The bromide detected on the failing samples came from HASL fluxes containing amine hydro-bromide flux activators in a polyglycol carrier, as well as organobromides from the flame retardant.