Having two or more chlorine atoms added to or introduced as substituents in each molecule. Chiefly in polychlorinated biphenyl n. at compounds.
| 单词 | θ70461 |
| 释义 | the world > matter > chemistry > polymer chemistry > industrial polymers (named) > [adjective] (3) polychlorinated1895 Having two or more chlorine atoms added to or introduced as substituents in each molecule. Chiefly in polychlorinated biphenyl n. at compounds. phenol-formaldehyde1911 any of a class of plastics and resins made by condensation of phenols with formaldehyde; usually attributive. polychlorinated biphenyl1959 any of a class of polychlorinated compounds derived from biphenyl, which have a wide variety of industrial applications and are persistent… |
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