Synthesis and Characterization of Segmented Copoly(ether urea)s with Uniform Hard Segments
โ Scribed by Versteegen, Ron M.; Sijbesma, Rint P.; Meijer, E. W.
- Book ID
- 126892960
- Publisher
- American Chemical Society
- Year
- 2005
- Tongue
- English
- Weight
- 166 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0024-9297
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๐ SIMILAR VOLUMES
Poly(urethane-urea)s (PUUs) from 2,4-tolylene diisocyanate (2,4-TDI), poly(oxytetramethylene)diols (PTMO) or poly(butylene adipate)diol (PBA), and various diamines were synthesized and characterized by Fourier transform infrared spectroscopy, gel permeation chromatography, differential scanning calo
## Abstract The study of a series of segmented poly(etherโurethanes) with highly flexible poly(oxytetraโmethylene) soft segments and especially designed, molecularly uniform poly(__N__โalkylurethane) hard segments based on piperazine and 1,4โbutanediol bischloroformate has shown that size, shape an