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 (dī-fĕn′əl, -fē′nəl)
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(daɪˈfiːnaɪl; -nɪl; -ˈfɛnɪl)
(Elements & Compounds) another name for biphenyl
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(baɪˈfɛn l, -ˈfin l)

a water-insoluble powder, C12H10, from which benzidine dyes are derived: used chiefly as a heat-transfer agent and in organic synthesis.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Summary: Global Methylene Diphenyl Diisocyanate Market Report 2019 explores future trends for supply, demand and market growth rate, market size, prices, trading, competition and value chain as well as Key Players of the industry's information with forecast from 2019 to 2024.
The Adiprene LF product range has been extended to include grades with less than 0.1 % free MDI (methylene diphenyl diisocyanate) for adhesives and sealant applications.
It was found that the damaged cages were leaching out compounds manufacturers often use to replace BPA, such as bisphenol S (BPS) and diphenyl sulfone.
Several hours later Xan Systems told officials it was the hazardous chemical methylene diphenyl diisocycanate, according to the lawsuit.
Used since the early 1960s as flame retardants, polybrominated diphenyl ethers (PBDEs) were first identified as global contaminants in 1987 [1]; they were found in human adipose tissue in 1990; and in 1995 the United States Environmental Protection Agency classified deca-BDEs, a commercial mixture of PBDE congeners, as possible human carcinogens.
Polybrominated diphenyl ethers (PBDEs) have been added to a variety of household products, including electronics, carpets, and the polyurethane foam in furniture, to delay combustion and meet fire safety requirements (Darnerud et al.
[USPRwire, Tue Mar 22 2016] GlobalData's new report, "Methylene Diphenyl Diisocyanate (MDI) Industry Outlook in Taiwan to 2019 - Market Size, Price Trends and Trade Balance", provides in-depth coverage of Taiwan's Methylene Diphenyl Diisocyanate (MDI) industry and presents major market trends.
Polyols, when reacted with isocyanate (such as methylene diphenyl diisocyanate), yield polyurethane.
The plant uses the item for production of toluene diisocyanate (TDI) and methylene diphenyl diisocyanate (MDI).
Based in Modena, Italy, Tecnoelastomeri is a manufacturer and marketer of methylene diphenyl diisocyanate (MDI) based hot-cast elastomer systems and processing machines.
now provides polybrominated diphenyl ether (PBDE) products.