cosolvent

cosolvent

[kō′säl·vənt]
(chemical engineering)
During chemical processing, a second solvent added to the original solvent, generally in small concentrations, to form a mixture that has greatly enhanced solvent powers due to synergism.
References in periodicals archive ?
However, since there have not been many reports upon utilization of solvent-co-solvent mixture approach for modifying the active layer (P3HT/PCBM) morphology in an inverted device so, we considered in detail two processing techniques for the aforesaid cosolvent addition (before spin coating step) for active layer preparation in the inverted device.
Even though a part of the bark is extracted and, as a result, the total energy flow to the boiler is decreased, the cosolvent losses to the bark and the drying will increase the heat content of the extracted bark.
ethanol, n-propanol) is typically used as a cosolvent to enhance the pot life of the formulation.
Sayed-Sweet of Alberdingk Boley said that the company incorporates renewable castor and linseed oil into its PUDs, as well design solvent-free PUDs with low cosolvent demands.
SM/NEDDS are isotropic preconcentrates of drug, oil, surfactant, cosolvent which readily generate ultrafine micro/nanoemulsions after dispersion in water with mild agitation.
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.
It avoids the use of a cosolvent (ethanol) and a surfactant (cremphor), which are present in an innovator product that has been claimed to be responsible for allergic reactions.
Another hypothesis is that the cosolvent polysorbate 80, used to solubilise amiodarone, has hepatotoxic effects (11).
Addition of 1% v/v of NMP in ethanol: tricaprylin (TCP) (50:50) cosolvent system could not significantly increase the permeation rate of these drugs.
Israeli scientists have found a unique mixture of water, special food-grade oil, food-grade surfactants, cosolvent (polyol) and coemulsifiers that can self-assemble to form new nanosized modified umbrella-type microemulsions, which are totally dilutable with the aqueous phase.
The cosolvent includes ethers, alcohols, ketones, nitriles, sulfoxides, amides, amines, acids, and their combinations.