| 单词 | bisphenol a |
| 释义 | > as lemmasbisphenol A bisphenol A n. a solid bisphenol used in the manufacture of plastics, esp. epoxy resins and polycarbonates; abbreviated BPA.Bisphenol A is formed by the reaction of phenol with acetone. Formula: HOC6H4C(CH3)2C6H4OH. It is a xenoestrogen and there are concerns about its health effects and persistence in the environment. ΚΠ 1938 Chem. Industries Aug. 130 (advt.) Bis Phenol-A (p, p'-Isopropylidene Bisphenol). 1957 H. Lee & K. Neville Epoxy Resins i. 8 Bisphenol A or bis (4-hydroxyphenyl) dimethylmethane..requires two basic intermediates for synthesis, acetone and phenol. 2012 Daily Tel. 19 Oct. 32/3 In 2010, the EU banned the use of Bisphenol A in making babies' bottles. < as lemmas |
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