دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: The characteristic that two substances with similar quality are prone to combine with each other.

n: calcium hydroxide, Ca(OH)2, a dry powder obtained by treating quicklime with enough water to satisfy its chemical affinity for water.

n: see calcium hydroxide.

n pi: organic compounds of hydrogen and carbon whose densities, boiling points, and freezing points increase as their molecular weights increase. Although composed of only two elements, hydrocarbons exist in a variety of compounds, because of the strong affinity of die carbon atom for other atoms and for itself. The smallest molecules of hydrocarbons are gaseous;the largest are solids. Petroleum is a mixture of many different hydrocarbons.

adj: tending to adsorb water.

having affinity for water.

adj: having an affinity for lipids, a class of compounds that includes most hydrocarbons.

an easily suspended colloid. Having an affinity for the suspending medium.

adj: having an affinity for the suspending medium, such as bentonite in water. lyophilic colloid n: a colloid that is not easily precipitated from a solution and is readily dispersible after the precipitation by an addition of the solvent. See colloid.

n: all the agents that is affinity to the oil, which is called oil-well agents.

n: the functional group that is weak affinity to the oil.

n: the functional group that is strong affinity to the oil.