Grafting hyperbranched polyurethane onto silica nanoparticle via one-pot "A2+CBn" condensation approach to improve its dispersion in polyurethane

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Volumn 396, Issue , 2012, Pages 35-40

  Liu, Lianying ^a,b   Watanabe, Hideo ^b   Shirai, Takashi ^b   Fuji, Masayoshi ^b   Takahashi, Minoru ^b  

^a BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY   (China)

^b NAGOYA INSTITUTE OF TECHNOLOGY   (Japan)

Author keywords

Condensation reaction; Dispersibility; Hyperbranched polyurethane; Silica powder; Surface grafting

Indexed keywords

CONDENSATION REACTIONS; GRAFTING (CHEMICAL); METHANOL; MONOMERS; ORGANIC SOLVENTS; POLYMER BLENDS; POLYMERS; POLYURETHANES; SCANNING ELECTRON MICROSCOPY; SILICA; TRANSMISSION ELECTRON MICROSCOPY;

AMINOMETHANE; DECOMPOSITION TEMPERATURE; DIETHANOLAMINE; DIISOCYANATES; DISPERSIBILITIES; FTIR ANALYSIS; GRAFTED POLYMERS; HIGH TRANSMITTANCE; HYBRID FILM; HYPERBRANCHED; HYPERBRANCHED POLYURETHANE; MODIFIED SILICA PARTICLES; N ,N-DIMETHYLACETAMIDE; ONE POT; ONE-POT CONDENSATION REACTION; PARTICLE SURFACE; PREPOLYMERS; SCANNING ELECTRON MICROSCOPES; SILICA NANOPARTICLES; SILICA PARTICLES; SILICA POWDER; SURFACE GRAFTING; TRANSMISSION ELECTRON MICROSCOPE; UV AND VISIBLE LIGHT;

SUSPENSIONS (FLUIDS);

DIETHANOLAMINE; DIPHENYLMETHANE 4,4' DIISOCYANATE; NANOPARTICLE; ORGANIC SOLVENT; POLYURETHAN; SILICON DIOXIDE;

ARTICLE; CHEMICAL REACTION; DECOMPOSITION; DILUTION; DISPERSION; HIGH TEMPERATURE; INFRARED SPECTROSCOPY; ONE POT SYNTHESIS; PRIORITY JOURNAL; REACTION TIME; SCANNING ELECTRON MICROSCOPY; SURFACE PROPERTY; THERMOGRAVIMETRY; THERMOSTABILITY; TRANSMISSION ELECTRON MICROSCOPY;

EID: 84857374297     PISSN: 09277757     EISSN: 18734359     Source Type: Journal    
DOI: 10.1016/j.colsurfa.2011.12.035     Document Type: Article

References (29)

1. Gao C., Yan D. Hyperbranched polymers: from synthesis to applications. Prog. Polym. Sci. 2004, 29:183-275.
2. Chattopadhyayl D.K., Raju K.V. Structural engineering of polyurethane coatings for high performance applications. Prog. Polym. Sci. 2007, 32:352-418.
3. Liu Y.L., Hsu C.Y., Hsu K.Y. Poly(methylmethacrylate)-silica nanocomposites films from surface-functionalized silica nanoparticles. Polymer 2005, 46:1851-1856.
4. Kohut A., Ranjan S., Voronov A. Design of a new invertible polymer coating on a solid surface and its effect on dispersion colloidal stability. Langmuir 2006, 22:6498-6506.
5. Akcora P., Liu H.J., Kumar S.K. Anisotropic self-assembly of spherical polymer-grafted nanoparticles. Nat. Mater. 2009, 8:354-359.
6. Guo Z.X., Yu J. Grafting of dendritic polyethers onto nanometre silica surface. J. Mater. Chem. 2002, 12:468-472.
7. Radhakrishnan B., Ranjan R., Brittain W.J. Surface initiated polymerizations from silica nanoparticles. Soft Matter 2006, 2:386-396.
8. Frankamp B.L., Boal A.K., Tuominen M.T., Rotello V.M. Direct control of the magnetic interaction between iron oxide nanoparticles through dendrimer-mediated self-assembly. J. Am. Chem. Soc. 2005, 127:9731-9735.
9. Liu P. Hyperbranched aliphatic polyester grafted silica nanoparticles by a facile one-pot method. Surf. Rev. Lett. 2005, 12(4):619-622.
10. Parvole J., Ahrens L., Blas H. Grafting polymer chains bearing an n-succinimidyl activated ester end-group onto primary amine-coated silica particles and application of a simple, one-step approach via nitroxide-mediated controlled/living free-radical polymerization. J. Polym. Sci. Part A: Polym. Chem. 2010, 48:173-185.
11. Hayashida K., Tanaka H., Watanabe O. Miscible blends of poly(butyl methacrylate) densely grafted on fumed silica with poly(vinyl chloride). Polymer 2009, 50:6228-6234.
12. Ranjan R., Brittain W.J. Synthesis of high density polymer brushes on nanoparticles by combined raft polymerization and click chemistry. Macromol. Rapid Commun. 2008, 29:1104-1110.
13. Pardal F., Lapinte V., Robin J.J. Modification of silica nanoparticles by grafting of copolymers containing organosilane and fluorine moieties. J. Polym. Sci. Part A: Polym. Chem. 2009, 47:4617-4628.
14. Mu B., Wang T.M., Liu P. Well-defined dendritic-graft copolymer grafted silica nanoparticle by consecutive surface-initiated atom transfer radical polymerizations. Ind. Eng. Chem. Res. 2007, 46:3069-3072.
15. Mori H., Seng D.C., Zhang M.F., Axel Müller H.E. Hybrid nanoparticles with hyperbranched polymer shells via self-condensing atom transfer radical polymerization from silica surfaces. Langmuir 2002, 18:3682-3693.
16. Lan Q., Francis L.F., Bates F.S. Silica nanoparticle dispersions in homopolymer versus block copolymer. J. Polym. Sci. Part B: Polym. Phys. 2007, 45:2284-2299.
17. Smith G.D., Bedrov D. Dispersing nanoparticles in a polymer matrix: are long, dense polymer tethers really necessary?. Langmuir 2009, 25(19):11239-11243.
18. Bansal A., Yang H.C., Li C.Z., Benicewicz B.C., Kumar S.K. Controlling the thermomechanical properties of polymer nanocomposites by tailoring the polymer-particle interface. J. Polym. Sci. B 2006, 44:2944-2950.
19. Matsuno R., Otsuka H., Takahara A. Polystyrene-grafted titanium oxide nanoparticles prepared through surface-initiated nitroxide-mediated radical polymerization and their application to polymer hybrid thin films. Soft Matter 2006, 2:415-421.
20. Karak N., Konwarh R., Voit B. Catalytically active vegetable-oil-based thermoplastic hyperbranched polyurethane/silver nanocomposites. Macromol. Mater. Eng. 2010, 295:159-169.
21. n approach to hyperbranched polymers with alternating ureido and urethano units. Macromolecules 2003, 36:613-620.
22. 2 monomer through changed substituent effects. Angew. Chem. Int. Ed. 2009, 48:5942-5945.
23. Spindler R., Frhchet J.M.J. Synthesis and characterization of hyperbranched polyurethanes prepared from blocked isocyanate monomers by step-growth polymerization. Macromolecules 1993, 26:4809-4813.
24. Takai C., Fuji M., Takahashi M. A novel surface designed technique to disperse silica nanoparticle into polymer. Colloid Surf. A: Physicochem. Eng. Aspects 2007, 292:79-82.
25. Watanabe H., Suzuke T., Endo T., Fuji M., Takahashi M. Dispersion of congulated nanoparticles by using surface modification technique in high shear field. Smart Process Technol. 2008, 2:153-156.
26. Zhou J., Duijneveldt J.S., Vincent B. The phase behavior of dispersions of silica particles in mixtures of polystyrene and dimethylformamide. Langmuir 2010, 26(12):9397-9402.
27. Chuang F.S., Tsen W.C., Shu Y.C. The effect of different siloxane chain-extenders on the thermal degradation and stability of segmented polyurethanes. Polym. Degrad. Stabil. 2004, 84:69-77.
28. Cervantes-U J.M., Espinosa J.I.M., Cauich-Rodri{dotless}óguez J.V. TGA/FTIR studies of segmented aliphatic polyurethanes and their nanocomposites prepared with commercial montmorillonites. Polym. Degrad. Stabil. 2009, 94:1666-1677.
29. Chattopadhyay D.K., Webster D.C. Thermal stability and flame retardancy of polyurethanes. Prog. Polym. Sci. 2009, 34:1068-1133.