Synthesis of well-defined poly(N-isopropylacrylamide) by the anionic polymerization of N-methoxymethyl-N-isopropylacrylamide

Journal of Polymer Science, Part A: Polymer Chemistry

Volumn 40, Issue 23, 2002, Pages 4328-4332

  Ishizone, Takashi ^a   Ito, Mana ^a  

^a TOKYO INSTITUTE OF TECHNOLOGY   (Japan)

Author keywords

Anionic polymerization; Deprotection; Lower critical solution temperature; Molecular weight; Molecular weight distribution; N methoxymethyl N isopropylacrylamide; Poly(N isopropylacrylamide); Protecting group

Indexed keywords

ANIONIC POLYMERIZATION; FREE RADICAL POLYMERIZATION; HYDROGEN; MOLECULAR WEIGHT DISTRIBUTION; MONOMERS; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; SOLUBILITY; SOLUTIONS; THERMAL EFFECTS;

DEPROTECTION;

POLYMER BLENDS;

POLYMER SCIENCE;

EID: 0037058063     PISSN: 0887624X     EISSN: None     Source Type: Journal    
DOI: 10.1002/pola.10518     Document Type: Article

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24. -1.
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29. -1.
30. 1H NMR spectroscopy. The relative signal intensities of the aromatic protons of the initiator residues were compared with those of other proton signals corresponding to the repeating units of poly(1).
31. -1.
32. n = 4.20) was obtained in a quantitative yield.
33. The SEC chromatogram of the deprotected poly-(NIPAM) measured in THF shifted toward the lower molecular weight region, with the narrow MWD kept narrow.
34. 2Zn (Table 1, run 1) was insoluble in water. The low solubility of isotactic poly(NIPAM) is also reported in ref. 17.
35. n = 1.12) in water was measured by the monitoring of the transmittance of a 0.2 wt % aqueous solution at 500 nm at a heating or cooling rate of 0.2 °C/min.