Synthesis and characterization of novel
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Wen-Fu Lee; Chin-Fu Chen; Shih-Hsun Yen
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Article
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2001
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John Wiley and Sons
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English
โ 302 KB
๐ 1 views
## Abstract Novel sulfobetaines were synthesized from two urethanes derived from 2,4โtolylene diisocyanate (TDI) blocked with 2โhydroxyethyl methacrylate (HEMA) and either __N,N__โdimethylaminopropylamine (DMAPA) or __N,N__โdimethylaminoethanolamine (DMAEA). The firstโstage reaction of TDI with HEM