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Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes 5

Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes  5

Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes 5

... achieved a conductivity of 3. 3 S/cm In conclusion, graft copolymers of polythiophene and two commodity polymers, polystyrene and PMMA were formed Through trial and error the most conducting systems ... graft copolymers’ conductivity These points will be further discussed in the next section 3) The graft copolymers of polythiophene and commodity PMMA were synthesised based on a novel compound, ... conductivity and processibility of polythiophene and PMMA graft copolymers were also found to be improved compared to polystyrene and polythiophene graft copolymer The most conducting graft copolymer...
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Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes  4

Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes 4

... 4. 04- 4.11 (1H, m), 5.08-5. 24 (2H, dd, J 24, 9) 5. 83 (1H, m), 6. 93 (2H, m) and 7. 23 (1H, m) 13 C NMR of 11-Thiophen -3- yl-undec-1-en -3- ol 1 43 . 2; 141 .3; 128.2; 1 24. 9; 119.7; 1 14. 5; 73. 2; 37 .0; 30 .5; ... 4. 7 Table 4. 7 Summary of the peaks of the copolymers 7, 9, 10, 11 Co -polymers peaks 10 11 8o, 20o, 27o, 36 o 15o, 23. 5o, 27o, 33 .5o, 36 o, 39 o, 48 o 7o, 15o, 42 o o o o 3. 5 , , , 14o, 20o, 22o, 33 o, ... polymerisation of monomer 5), copolymer (graft copolymer of monomer 5, MMA and thiophene), copolymer 10 (graft copolymer of monomer 5, MMA and 3- butylthiophene) and copolymer 11 (graft copolymer of monomer...
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Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes  3

Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes 3

... 5. 73( d, 1H, J=11Hz); 6. 73( dd, 1H, J=11Hz, J=6Hz); 6. 93- 7 .37 (m, 7H) 13 C-NMR (CDCl3, ppm): 1 43. 0; 142.5; 136 .7; 136 .6; 135 .0; 131 .3; 130 .2; 128.2; 126.2; 125.0; 119.7; 1 13. 1; 112.7; 37 .3; 37 .1; 35 .6; ... Fig 3. 12 C 1s core level of XPS spectrum of copolymer The deconvoluted C 1s core level data for copolymers and Graft 100 showed similar environments to that of copolymer C 1s core level deconvolution ... Fig 3. 8 H NMR spectrum of grafted copolymer of PS and polythiophene (5) 100 3. 2 .3 FT-IR Fig 3. 9 is the IR spectra of graft copolymers 4, and the blended copolymer Fig 3. 9 IR spectra of copolymers...
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Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes 2

Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes 2

... 73 90 138 95 92 12 ,30 0 19,900 25 ,20 0 22 ,000 29 ,400 23 , 100 23 , 400 22 ,600 1.8 2. 0 1.8 2. 0 1.7 2. 7 1.9 2. 0 I2 doped (Scm-1) 4.7 7.9 10.4 8.4 7.5 9 .3 8 .2 7.9 HT dyads HH dyads % % 68 73 87 62 60 71 ... (30 0MHz, CDCl3/TMS): =7 .24 -7 .26 (m, 1H), 7.07-7.11 (m, 2H), 6. 92- 6.96 (m, 2H), 6.81-6.84 (m, 2H), 3. 92 -3. 96 (t, 2H), 3. 62 -3. 67 (t, 2H), 2 .30 (s, 3H), 1. 73- 1.81(m, 2H), 1. 62- 1.67(m, 2H), 1 .25 -1.46(m, ... 6 .20 , S: 13. 4, Br: 30 .1 3- ( -bromooctyl)thiophene 1H NMR for (30 0MHz, CDCl3/TMS): =7. 23 - 7 .25 (m, 1H), 6. 92- 6. 93 (m, 2H), 3. 37 -3. 42 (t, 2H), 2. 60 -2. 64 (t, 2H), 1.80-1.89 (m, 2H), 1.60-1. 72 (m, 2H),...
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Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes  1

Synthesis and characterisation of electrical conducting polymers co polymers based on omega functionalised 3 alkylthiophenes 1

... Graft copolymers of polythiophene and PMMA Introduction 13 1 Experiment 2 .1 Monomer synthesis 13 3 2.2 Copolymer syntheses 13 8 Result and Discussion 3. 1 Monomer synthesis and characterisation 14 0 3. 2 ... spectrum of 11 -thiophen -3- yl-undec -1- en -3- one (5) C NMR spectrum of 11 -thiophen -3- yl-undec -1- en -3- one (5) X Fig 4 .10 C1s core level of XPS spectrum of copolymer 11 Fig 4 .11 C1s core level of copolymer ... spectrum of copolymer Fig 3. 12 C 1s core level of XPS spectrum of copolymer Fig 3. 13 C 1s core level of XPS spectrum of copolymer Graft 10 0 Fig 3. 14 S 2p core level XPS spectrum of copolymer Fig 3. 15 ...
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Báo cáo

Báo cáo " Synthesis and characterisation of metallic nanoparticles " ppt

... Journal of Science, Mathematics - Physics 25 (2009) 221-230 In this paper, we report on synthesis and characterization of gold NPs as well as CoPt and FePt NPs Experimental Synthesis of gold ... under a mixture of % H2 and 95 % Ar atmosphere The increasing rate of temperature was 6°C/min and cooling with the furnace The sonoelectrodeposition method has been used for synthesis of FePt NPs ... Co and Pt atoms would continously deposited on the particles and at the end we would have a film of CoPt The presence of PVP around NPs created a steric forces that limit the growth of NPs and...
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synthesis and characterisation of materials based on inorganic

synthesis and characterisation of materials based on inorganic

... concentration of sodium to the surface, where it then carbonates A selection of typical powder X-ray diffraction patterns of the starting materials and polymers of different compositions is shown ... carbonate by atmospheric carbonation Polymer compositions which not cure satisfactorily show FTIR evidence of carbonation, by contrast with optimum curing compositions The water content of the ... carbonate and may disrupt the polymerisation process Reasons for the 316 V.F.F Barbosa et al / International Journal of Inorganic Materials (2000) 309 – 317 critical dependence of polymerisation...
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Báo cáo hóa học:

Báo cáo hóa học: " Synthesis and characterisation of biologically compatible TiO2 nanoparticles" pot

... Page of Figure XRD powder patterns of SA and Asp surface-coated TiO2 nanoparticles The patterns show formation of 5-nm anatase phase Figure TEM images of (a) SA-coated and (b) Asp-coated TiO2 ... 12:1018 doi:10.1186/1556-276X-6-423 Cite this article as: Cheyne et al.: Synthesis and characterisation of biologically compatible TiO2 nanoparticles Nanoscale Research Letters 2011 6:423 Received: ... mmol) and 0.75 g of stearic acid (2.64 mmol) were dissolved in 14.5 mL of toluene and added to the autoclave without additional stirring The autoclave was sealed and heated to 180°C for 16 h and...
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Báo cáo vật lý:

Báo cáo vật lý: "Mechanochemical Synthesis and Characterisation of Bismuth-Niobium Oxide Ion Conductors" ppsx

... Mechanochemical Synthesis and Characterisation 76 Bismuth oxide, Bi2O3, is recognized as a good oxide ion conductor due to its crystal structure (fluorite type) and its high ratio of oxygen vacancies ... properties Preparation via a traditional solid-state reaction usually requires high temperatures and long firing cycles leading to the inevitable coarsening of particles and aggregation of the powders, ... 300oC, (b) 550oC, and (c) 800oC Mechanochemical Synthesis and Characterisation 82 300oC The half-height peak width of the M” peak has a value of around 1.57 on the log f scale and this indicates...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 6

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 6

... rigid core exert hindrance to self- assembly whereas the pyrimidine groups stabilized the self- assembly of jacketed polymers A series of novel jacketed liquid crystalline polymers, in which the terphenyl ... expected to help the self- assembly of the polymers The length of the alkyl chain and position of the alkyl chain on the mesogenic units appears to have significant effect on the self- assembly Besides ... between rigid segments and flexible segments, polar or nonpolar effect is investigated through the incorporation of the polar functional groups A series of novel jacketed polymers were synthesized...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 5

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 5

... of polymers 3a, 3b and 3c were measured in chloroform solution The absorption and emission spectra of the polymers are shown in Fig .5. 3 and the values as given in Table 5. 2 The UV spectrum of ... = 5. 2Hz, CCH(O)-, H), 4 .5 (d, J = 5. 5 Hz, O-CH2-, H), 2.7 (s, -OH, H) 13 CNMR ( 75. 4 MHz, CDCl3, δ ppm) 154 .2, 137.2, 134.7, 127.7, 126.7, 126.0, 1 25. 7, 1 25. 5, 121.0, 1 05. 3 (ArC), 69.4 (O-CH-), ... 300 400 50 0 wavelength (nm) Figure 5. 3 UV-vis absorption and Fluorescence spectra of polymers measured in chloroform at room temperature Table 5. 2 The detailed data of UV-vis absorption and Fluorescence...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 4

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 4

... CDCl3, δ ppm): 171, 149 .80, 149 .45 , 141 .17, 137.08, 136.62, 135.76, 1 34. 62, 1 34. 49, 133.79, 130.59, 129.33, 128.88, 126.63, 1 24. 90, 1 24. 07, 123 .45 , 113.72, 77.33, 76.91, 76 .48 , 69.11, 31.79, 30.79, ... 2θ1/° 2θ2/° 2θ3/° 2 4/ ° 2θ5/° d1(Å) d2(Å) d3(Å) d4(Å) d5(Å) 2 .46 2.86 P1(DBSA)0.5 3.02 20.1 P1 4. 91 7 .42 19.8 35.9 30.6 29 .4 17.9 11.9 4. 5 4. 4 The XRD diffraction pattern of P1 shows sharp reflection ... formed via host polymers with pyrimidine groups and alkyl sulfonic acid and investigate their self- assembling properties in the solid state 1 14 4.2 Experimental section 4. 2.1 Materials and reagents...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 3

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 3

... 4H), 3. 86 (s, Ar-O-CH3, 3H), 3. 78 (s, Ar-O-CH3, 3H), 3. 77 (s, Ar-O-CH3, 3H), 2.20 (b, -C-OH, 1H) 13 C NMR (75.4 MHz, CDCl3, δ ppm) 158.7, 151.2, 149.4, 131 .4, 130 .4, 129.7, 129 .3, 114.6, 1 13. 5, ... 150.4, 130 .4, 129.7, 129 .3, 128.9, 127.8, 118.0, 115 .3, 114 .3 (ArC), 69.6 (O-CH2-), 56 .3 (O-CH3), 31 .8, 29.5 (-CH2-), 13. 4 (-CH3) MS (EI): m/z: 474.4, 420 .3, 36 4 .3, 30 7.2, 247.1, 199 Mp: 1 23 °C ... Hz, -CH3, H) 13C NMR (75.4 MHz, CDCl3, δ ppm) 158 .3, 151.1, 149.68, 137 .4, 130 .6, 130 .5, 129.6, 129.5, 129.4, 129 .3, 128 .3, 127.5, 127.1, 118.5, 117.4, 115 .3, 115.1, 114 .3, 114.0, 1 13. 3, 1 13. 0 (ArC),...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 2

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 2

... 131 .2, 124 .4, 122 .0, 117.5, 114.8, 106.4, 92. 4 (Ar-C), 68.8 (O-CH-), 31 .2, 28 .9, 28 .8, 28 .7, 28 .6, 28 .5, 28 .4, 25 .4, 21 .9 20 .2 (-CH2-), 13.8 (-CH3) MS (ESI): m/z: 434.3, 22 6.1, 23 8.1, 21 2.1, ... 131.5, 128 .6, 128 .2, 127 .2, 115.9, 114.6, 106 .2 (Ar-C), 71.7, 69.5 (O-CH-), 318, 29 .5, 29 .4, 29 .3, 29 .2, 29 .1, 29 .0, 25 .9, 22 .6 (-CH2-), 13.9 (-CH3) MS (ESI): m/z: 524 .5, 433.4, 355 .2, 26 5.1, 23 8.1, ... (C=O), 157.3, 156.7, 156 .2, 154 .2, 141.5, 134.8, 129 .1, 128 .2, 125 .2, 124 .8, 113.5 (ArC, C=C), 69.3 (O-CH-), 31.8, 29 .5, 29 .4, 29 .3, 29 .2, 29 .1, 28 .7, 27 .9, 25 .8, 22 .6 67 (-CH2-), 18.3 (=C-CH3), 13.9...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application

... enhanced in the selfassembly of the novel polymers 53 2.1.4 Conclusion A series of novel jacketed polymers were synthesized, and characterized using GPC, DSC, TGA, FTIR, NMR, and X-ray diffraction ... properties of jacketed polymers in which the main chain is sterically crowded with laterally attached rigid side chains17-19 Here we report the synthesis of a series of novel jacketed polymers ... interactions, and shape effects, to control the self- assembly of polymer chains in the lattice The novel polymers were characterized with GPC, DSC, TGA, FTIR, 35 and NMR This work show characterization...
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