Advanced polymer nanocomposites: novel properties and applications

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MRS Bulletin, April 2007 Occurrences per year 5000 4000 3000 2000 1000 0 NC PNC PNC with "Clay" PNC with "Nanotube" 1985 1990 1995 2000 2005 PNC Trends Fraction 0.60 0.55 0.50 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0.00 PNC:NC PNC Patents:PNC PNC with "clay":PNC PNC with "nanotube":PNC 1996 1998 2000 2002 2004 2006 Growth trends of the Polymer Nanocomposite enterprise based on yearly publications cataloged in the CAPLUS and MEDLINE databases of the American Chemical Society 15 . a) Number of occurrences per year of the term “Nanocomposite” (NC, �) and “Nanocomposite” with “Polymer” (PNC, �). “Polymer Nanocomposites” is further refined to those discussing “clay” PNCs (�) and “nanotube” PNCs (�). b) Analysis of the yearly number of citations showing the total fraction of “Nanocomposite” occurrences that discuss “Polymer Nanocomposite” (PNC:NC, �) as well as the total fraction of “Polymer Nanocomposite” occurrences that are patents (PNC Patents, �), discuss clay based PNCs (PNC “clay”, �), and discuss “nanotube” containing PNCs (PNC “nanotube”, �).
Unique issues due to Nanoparticles • Contrast a spherical particle with diameter 1 mm with one with diameter 10 nm: – At 10 vol % particles: Particle diameter 10 nm 1 mm # particles/ cc 1.9 x 10 17 1.9 x 10 11 Internal surface area / cc 60 m 2 0.6 m 2 Average Interparticle distance 8.5 nm 850 nm Polystyrene: M w = 100,000 � R g(melt) = 8.5 nm
Page 1 and 2: Advanced Polymer Nanocomposites: No
Page 3 and 4: Outline What are Polymer Nanocompos
Page 5 and 6: Definition • IUPAC - Nanocomposit
Page 7: ► Nanoparticles ► Silica Nanopa
Page 11 and 12: Caveats Issues are not new Issues a
Page 13 and 14: Review Articles (I) • “Polymer/
Page 17 and 18: Traditional Fillers Carbon Black Ca
Page 19 and 20: SWNT Rope Synthesis Approaches ►M
Page 23 and 24: August 01 Feb 04 • Side trim mode
Page 25 and 26: Permeability Reduction How do Aniso
Page 27 and 28: Why O 2 Permeability through An Ela
Page 29 and 30: P / P o (oxygen flux) Role of Nanoc
Page 33 and 34: Delivery of the NanoElement •Resi
Page 35 and 36: Table 1 Nano-Enabled CFRC Property
Page 37 and 38: Composite With Nanostrands One typi
Page 39 and 40: www.boedeker.com Conductive NanoCom
Page 41 and 42: SWNT based Elastomer Nanocomposites
Page 43 and 44: Shape Memory Polymers Reversible
Page 45 and 46: Shape-Recovery IR Light Current 1%
Page 47 and 48: ‘Active’ Electro-Mechanical Nan
Page 49 and 50: Current Smart Materials: Limitation
Page 51 and 52: Conductive NanoParticle Soft-Matter
Page 53 and 54: SWNT, surfactant, PVA SWNT, „LiC1
Page 55: Bottom Line: Polymer Nanocomposites

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