Interaction of polyacrylamide with heavy oil surfactants in the presence of calcium ion
β Scribed by Michael A. Kessick
- Publisher
- Elsevier Science
- Year
- 1981
- Tongue
- English
- Weight
- 358 KB
- Volume
- 60
- Category
- Article
- ISSN
- 0016-2361
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bei Munchen, Federal Republic of Germany ## Synopsis The interactions of Des-Trp1-Nlel2-minigastrin I (Nle"-HG-l3) and NleI5-little gastrin I (Nle'5-HG-17) with calcium ions have been investigated in water and in trifluoroethanol solution using uv and CD absorption techniques. Both hormones stron
oil phases used are simple saturated or unsaturated hydrocar-The effect of a polymer oil, polydimethyl siloxane, on the phase bons; however, the possibility of using polymer oils as one behavior of the water/C 12 EO 6 /isopropyl myristate (IPM) system of the components in formulating microemulsions
Molecular motion of dipalmitoylphosphatidylcholine (DPPC)/CaCI 2 lamellae in a gel phase was studied by pulse NMR. Proton 1/T a for DPPC in a gel phase showed that the rate of reorientation about the long axis of the lipid molecule decreased gradually from 0 to 500 mM CaCl 2. At 10--50 mM CaCl 2 the