Conformaion of poly(DL-valine) obtained by the polymerization of the N-carboxy anhydride
β Scribed by Toshihiro Akaike; Shohei Inoue; Koichi Itoh
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1976
- Tongue
- English
- Weight
- 220 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0006-3525
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π SIMILAR VOLUMES
The kinetics of the polymerization of the six-membered N-carboxyanhydride of N-ptrimethylsilylbenzyl-fl-alanine in dioxane solution by 3,4-dichlorobenzylamine was studied. Following a relatively rapid initiation, the propagation of the polymerization proceeded in three successive stages having decre
## Abstract The D and L copolymerizations of __N__βcarboxy Ξ³βbenzyl glutamate anhydride (NCA) were carried out in a homogeneous solution with various D/L ratios, initiated by either __n__βbutylamine or sodium methoxide, and were followed directly by circular dichroism (CD) to observe the behavior o
The stereoregularity of poly(vinyl chloride) obtained by suspension polymerization, using a temperature program in order to obtain a constant polymerization rate, has been determined by NMR spectroscopy and compared with samples of polymer made at constant temperatures of 45. 52 and 60Β°; all other p
Poly--pbenzyl-cglutamate prepared by polymerization of 7-benzyl-Lglutamate NCA in dimethylformamide (DMF) with the use of diisopropylamine as the initiator was precipitated from the polymerization mixture under different conditions. A portion of the almost completely polymerized solution was treated