E. Agouri, C. Parlant, P. Mornet, J. Rideau, J. F. Teitgen-]-d et al., Polymer A: Chem, Makromol. Chem. Macromol. Chem. Phys. Chem. Rev, vol.378, issue.312, pp.229-50, 0190.

J. F. Pelletier, A. Mortreux, X. Olonde, and K. Bujadoux, Synthesis of New Dialkylmagnesium Compounds by Living Transfer Ethylene Oligo- and Polymerization with Lanthanocene Catalysts, Angewandte Chemie International Edition in English, vol.35, issue.16, p.1854, 1996.
DOI : 10.1002/anie.199618541

R. G. Lopez, C. Boisson, F. D-'agosto, R. Spitz, F. Boisson et al., New Functional Polyolefins: Towards a Bridge Between Catalytic and RAFT Polymerizations?, Macromolecular Rapid Communications, vol.21, issue.3, p.173, 2006.
DOI : 10.1002/marc.200500670
URL : https://hal.archives-ouvertes.fr/hal-00019138

C. R. Becer, R. Hoogenboom, and U. S. Schubert, Klick-Chemie jenseits von metallkatalysierten Cycloadditionen, Angewandte Chemie, vol.48, issue.27, p.4998, 2009.
DOI : 10.1002/ange.200900755

W. H. Binder and R. Sachsenhofer, ???Click??? Chemistry in Polymer and Materials Science, Macromolecular Rapid Communications, vol.11, issue.1, p.15, 2007.
DOI : 10.1002/marc.200600625

R. K. Iha, K. L. Wooley, A. M. Nystrom, D. J. Burke, M. J. Kade et al., Applications of Orthogonal ???Click??? Chemistries in the Synthesis of Functional Soft Materials, Chemical Reviews, vol.109, issue.11, p.5620, 2009.
DOI : 10.1021/cr900138t

C. J. Hawker and K. L. Wooley, The Convergence of Synthetic Organic and Polymer Chemistries, Science, vol.309, issue.5738, p.1200, 2005.
DOI : 10.1126/science.1109778

P. L. Watson and D. C. Roe, .beta.-Alkyl transfer in a lanthanide model for chain termination, Journal of the American Chemical Society, vol.104, issue.23, p.6471, 1982.
DOI : 10.1021/ja00387a064
URL : https://hal.archives-ouvertes.fr/in2p3-00012403

K. Koo and T. J. Marks, Silanolytic Chain Transfer in Ziegler???Natta Catalysis. Organotitanium-Mediated Formation of New Silapolyolefins and Polyolefin Architectures, Journal of the American Chemical Society, vol.120, issue.16, p.4019, 1998.
DOI : 10.1021/ja972194x

H. Makio, K. Koo, and T. J. Marks, Silanolytic Chain Transfer in Olefin Polymerization with Supported Single-Site Ziegler???Natta Catalysts, Macromolecules, vol.34, issue.14, p.4676, 2001.
DOI : 10.1021/ma010082r

T. C. Chung and J. Y. Dong, -Methylstyrene and Hydrogen during Metallocene-Mediated Olefin Polymerization, Journal of the American Chemical Society, vol.123, issue.21, p.4871, 2001.
DOI : 10.1021/ja0039280
URL : https://hal.archives-ouvertes.fr/hal-00507457

R. Kempe, How to Polymerize Ethylene in a Highly Controlled Fashion?, Chemistry - A European Journal, vol.50, issue.10, p.2764, 2007.
DOI : 10.1002/chem.200601842

M. V. Meurs, G. J. Britovsek, V. C. Gibson, and S. A. Cohen, Polyethylene Chain Growth on Zinc Catalyzed by Olefin Polymerization Catalysts:?? A Comparative Investigation of Highly Active Catalyst Systems across the Transition Series, Journal of the American Chemical Society, vol.127, issue.27, p.9913, 2005.
DOI : 10.1021/ja050100a

N. Naga and K. Mizunuma, Chain transfer reaction by trialkylaluminum (AIR3) in the stereospecific polymerization of propylene with metallocene ??? AIR3/Ph3CB(C6F5)4, Polymer, vol.39, issue.21, p.5059, 1998.
DOI : 10.1016/S0032-3861(97)10066-0

V. C. Gibson, CHEMISTRY: Shuttling Polyolefins to a New Materials Dimension, Science, vol.312, issue.5774, p.703, 2006.
DOI : 10.1126/science.1127258

W. P. Kretschmer, A. Meetsma, B. Hessen, T. Schmalz, S. Qayyum et al., Reversible Chain Transfer between Organoyttrium Cations and Aluminum: Synthesis of Aluminum-Terminated Polyethylene with Extremely Narrow Molecular-Weight Distribution, Chemistry - A European Journal, vol.28, issue.35, p.8969, 2006.
DOI : 10.1002/chem.200600660

B. Bogdanovic, P. Bons, S. Konstantinovic, M. Schwickardi, and U. Westeppe, Diorganomagnesium Compounds from Magnesium, Hydrogen, and 1-Alkenes and Their Application in Synthesis, Chemische Berichte, vol.24, issue.2, p.1371, 1993.
DOI : 10.1002/cber.19931260616

W. Zhang and L. R. Sita, :?? Practical Production of Ultrahigh to Very Low Molecular Weight Amorphous Atactic Polypropenes of Extremely Narrow Polydispersity, Journal of the American Chemical Society, vol.130, issue.2, p.442, 2008.
DOI : 10.1021/ja078120v

C. J. Han, M. S. Lee, D. J. Byun, and S. Y. Kim, -caprolactone) Block Copolymer, Macromolecules, vol.35, issue.24, p.8923, 2002.
DOI : 10.1021/ma025565p
URL : https://hal.archives-ouvertes.fr/hal-00908683

H. Kaneyoshi, Y. Inoue, and K. Matyjaszewski, Synthesis of Block and Graft Copolymers with Linear Polyethylene Segments by Combination of Degenerative Transfer Coordination Polymerization and Atom Transfer Radical Polymerization, Macromolecules, vol.38, issue.13, p.5425, 2005.
DOI : 10.1021/ma050263j

W. H. Binder and R. Sachsenhofer, ???Click??? Chemistry in Polymer and Materials Science, Macromolecular Rapid Communications, vol.11, issue.1, p.15, 2007.
DOI : 10.1002/marc.200600625

A. J. Inglis, T. Paulöhrl, and C. Barner-kowollik, Ambient Temperature Synthesis of a Versatile Macromolecular Building Block: Cyclopentadienyl-Capped Polymers, Macromolecules, vol.43, issue.1, p.33, 2010.
DOI : 10.1021/ma902464a

S. Maclean and P. Haynes, Substitution in the cyclopentadienide anion series, Tetrahedron, vol.21, issue.9, p.2313, 1965.
DOI : 10.1016/S0040-4020(01)93886-4

S. Maclean and P. Haynes, Hydrogen migration in cyclopentadienes, Tetrahedron, vol.21, issue.9, p.2329, 1965.
DOI : 10.1016/S0040-4020(01)93887-6

M. M. Godzielaandh and . Goff, Solution characterization of copper(II) and silver(II) porphyrins and the one-electron oxidation products by nuclear magnetic resonance spectroscopy, Journal of the American Chemical Society, vol.108, issue.9, p.2237, 1986.
DOI : 10.1021/ja00269a019

A. Sem, (b) SEM images of PE: (i) nanofibrous morphology; (ii) rhombic crystalline morphology similar to PE?Por. (c) AFM imaging of PE?Por: (i) rhombic sheet; (ii) polycrystalline growth; (iii) partial topographic image of growth shown in (ii) showing a stepped structure; (iv) height profile across the white line shown in (c(ii)). Individual step height = B10 nm, Fig. 5 (a) SEM images of PE?Por

H. Kim, S. Park, and W. D. Hinsberg, Block Copolymer Based Nanostructures: Materials, Processes, and Applications to Electronics, Chemical Reviews, vol.110, issue.1, p.146, 2009.
DOI : 10.1021/cr900159v

R. K. Iha, K. L. Wooley, A. M. Nyström, D. J. Burke, M. J. Kade et al., Applications of Orthogonal ???Click??? Chemistries in the Synthesis of Functional Soft Materials, Chemical Reviews, vol.109, issue.11, p.5620, 2009.
DOI : 10.1021/cr900138t

C. Barner-kowollik, F. E. Du-prez, P. Espeel, C. J. Hawker, T. Junkers et al., ???Clicking??? Polymers or Just Efficient Linking: What Is the Difference?, Angewandte Chemie International Edition, vol.109, issue.30, p.60, 2011.
DOI : 10.1002/anie.201003707

W. H. Binder and R. Sachsenhofer, ???Click??? Chemistry in Polymer and Material Science: An Update, Macromolecular Rapid Communications, vol.24, issue.12???13, p.952, 2008.
DOI : 10.1002/marc.200800089

W. Gmbh, &. Co, W. Kgaa, W. Copyright, &. Gmbh et al., Supporting Information for, Synthesis of Cyclopentadienyl Capped Polyethylene and Subsequent Block Copolymer Formation via Hetero Diels-Alder (HDA) Chemistry, 1447.

S. Mwcnts-grafted-via and . Mwcnts, mg; DCP: 0.03 g; PE f-SH (M n ¼ 820 g/mol): 1 g; solvent, DCB: 50 mL JOURNAL OF POLYMER SCIENCE: PART A: POLYMER CHEMISTRY DOI 10, p.50, 1002.

M. O. Connell, Carbon Nanotubes: Properties and Applications, 2006.

Z. Spitalsky, D. Tasis, K. Papagelis, and C. Galiotis, Carbon nanotube???polymer composites: Chemistry, processing, mechanical and electrical properties, Progress in Polymer Science, vol.35, issue.3, pp.357-401, 2010.
DOI : 10.1016/j.progpolymsci.2009.09.003

M. L. Shofner, V. N. Khabashesku, and E. Barrera, Processing and Mechanical Properties of Fluorinated Single-Wall Carbon Nanotube???Polyethylene Composites, Chemistry of Materials, vol.18, issue.4, pp.906-913, 2006.
DOI : 10.1021/cm051475y

H. Mahfuz, A. Adnan, V. K. Rangari, and S. Jeelani, MANUFACTURING AND CHARACTERIZATION OF CARBON NANOTUBE/POLYETHYLENE COMPOSITES, International Journal of Nanoscience, vol.04, issue.01, pp.55-72, 2005.
DOI : 10.1142/S0219581X05002961

S. L. Ruan, P. Gao, and T. Yu, Ultra-strong gel-spun UHMWPE fibers reinforced using multiwalled carbon nanotubes, Polymer, vol.47, issue.5, pp.1604-1611, 2006.
DOI : 10.1016/j.polymer.2006.01.020

A. Funk and W. Kaminsky, Polypropylene carbon nanotube composites by in situ polymerization, Composites Science and Technology, vol.67, issue.5, pp.906-915, 2007.
DOI : 10.1016/j.compscitech.2006.01.034

B. X. Yang, K. P. Pramoda, G. Q. Xu, and S. H. Goh, Mechanical Reinforcement of Polyethylene Using Polyethylene-Grafted Multiwalled Carbon Nanotubes, Advanced Functional Materials, vol.17, issue.13, pp.2062-2069, 2007.
DOI : 10.1002/adfm.200600599

J. Of and . Science, PART A: POLYMER CHEMISTRY DOI 10, POLA 964 WILEYONLINELIBRARY.COM/JOURNAL/JPOLA 13 Robin, pp.4519-4528, 1002.

A. H. Hoight, J. Meijer, and J. Jelenic, Reactive Modifiers for Polymers, 1997.

G. Farzi, S. Akbar, E. Beyou, and P. Cassagnau, Effect of radical grafting of tetramethylpentadecane and polypropylene on carbon nanotubes' dispersibility in various solvents and polypropylene matrix, Polymer, vol.50, issue.25, pp.5901-5908, 2009.
DOI : 10.1016/j.polymer.2009.10.020
URL : https://hal.archives-ouvertes.fr/hal-00514130

J. Mazzolini, E. Espinosa, F. Agosto, and C. Boisson, Catalyzed chain growth (CCG) on a main group metal: an efficient tool to functionalize polyethylene, Polymer Chemistry, vol.42, issue.6, pp.793-800, 2010.
DOI : 10.1039/b9py00216b

F. Agosto and C. Boisson, A RAFT Analogue Olefin Polymerization Technique Using Coordination Chemistry, Australian Journal of Chemistry, vol.63, issue.8, pp.1155-1158, 2010.
DOI : 10.1071/CH10098

X. D. Lou, C. Detrembleur, C. Pagnoulle, R. Jerome, V. Bacharova et al., Dispersion, Selective Deposition, and Decoration of the Nanotubes, Advanced Materials, vol.2, issue.23-24, pp.2123-2127, 2004.
DOI : 10.1002/adma.200400298

H. C. Wang, Y. Li, and M. Yang, Sensors for organic vapor detection based on composites of carbon nonotubes functionalized with polymers, Sensors and Actuators B: Chemical, vol.124, issue.2, pp.360-367, 2007.
DOI : 10.1016/j.snb.2006.12.047

K. 25-mylvaganam and L. C. Zhang, Chemical Bonding in Polyethylene???Nanotube Composites:?? A Quantum Mechanics Prediction, The Journal of Physical Chemistry B, vol.108, issue.17, p.5217, 2004.
DOI : 10.1021/jp037619i

T. Badel, E. Beyou, V. Bounor-legare, P. Chaumont, J. J. Flat et al., -1-octene) by reactive extrusion: Model compound approach, Journal of Polymer Science Part A: Polymer Chemistry, vol.36, issue.22, pp.5215-5226, 2007.
DOI : 10.1002/pola.22267
URL : https://hal.archives-ouvertes.fr/hal-00506723

T. Badel, E. Beyou, V. Bounor-legare, P. Chaumont, J. J. Flat et al., Free Radical Graft Copolymerization of Methyl Methacrylate onto Polyolefin Backbone: Kinetics Modeling through Model Compounds Approach, Macromolecular Chemistry and Physics, vol.27, issue.13-14, pp.1087-1095, 2009.
DOI : 10.1002/macp.200900103

G. Moad, The synthesis of polyolefin graft copolymers by reactive extrusion, Progress in Polymer Science, vol.24, issue.1, pp.81-142, 1999.
DOI : 10.1016/S0079-6700(98)00017-3

R. T. Johnston, Monte Carlo Simulation of the Peroxide Curing of Ethylene Elastomers, Rubber Chemistry and Technology, vol.76, issue.1, pp.174-201, 2003.
DOI : 10.5254/1.3547732

S. Akbar, E. Beyou, P. Chaumont, and F. Melis, Effect of a Nitroxyle-Based Radical Scavenger on Nanotube Functionalisation with Pentadecane: A Model Compound Study for Polyethylene Grafting onto MWCNTs, Macromolecular Chemistry and Physics, vol.117, issue.22, pp.2396-2406, 2010.
DOI : 10.1002/macp.201000280
URL : https://hal.archives-ouvertes.fr/hal-00587323

C. J. Hawker, A. W. Bosman, and E. Harth, New Polymer Synthesis by Nitroxide Mediated Living Radical Polymerizations, Chemical Reviews, vol.101, issue.12, pp.3661-3668, 2001.
DOI : 10.1021/cr990119u

D. 34-gigmes, A. Gaudel-siri, S. R. Marques, D. Bertin, P. Tordo et al., Alkoxyamines of Stable Aromatic Nitroxides: N???Ovs. C???O Bond Homolysis, Helvetica Chimica Acta, vol.32, issue.10, pp.2312-2326, 2006.
DOI : 10.1002/hlca.200690215

S. J. Pastine, D. Okawa, B. Kessler, M. Rolandi, M. Llorente et al., A Facile and Patternable Method for the Surface Modification of Carbon Nanotube Forests Using Perfluoroarylazides, Journal of the American Chemical Society, vol.130, issue.13, pp.4238-4239, 2008.
DOI : 10.1021/ja8003446

Y. Ying, R. K. Saini, F. Liang, A. K. Sadana, and W. E. Billups, Functionalization of Carbon Nanotubes by Free Radicals, Organic Letters, vol.5, issue.9, pp.1471-1473, 2003.
DOI : 10.1021/ol0342453

C. Gao, Y. Z. Jin, H. Kong, R. L. Whitby, S. F. Acquah et al., Polyurea-Functionalized Multiwalled Carbon Nanotubes:?? Synthesis, Morphology, and Raman Spectroscopy, The Journal of Physical Chemistry B, vol.109, issue.24, pp.11925-11932, 2005.
DOI : 10.1021/jp051642h

M. J. Park, J. K. Lee, B. S. Lee, Y. Lee, I. S. Choi et al., Covalent Modification of Multiwalled Carbon Nanotubes with Imidazolium-Based Ionic Liquids:?? Effect of Anions on Solubility, Chemistry of Materials, vol.18, issue.6, pp.1546-1551, 2006.
DOI : 10.1021/cm0511421

C. Menard-moyon, N. Izard, E. Doris, and C. Mioskowski, Separation of Semiconducting from Metallic Carbon Nanotubes by Selective Functionalization with Azomethine Ylides, Journal of the American Chemical Society, vol.128, issue.20, pp.6552-6553, 2006.
DOI : 10.1021/ja060802f
URL : https://hal.archives-ouvertes.fr/hal-00129931

E. R. Holler, 47 Walindziwski, J. Thermal and Catalytic Conversion of Polyolefins, J Am Chem Soc, vol.113, issue.6274, 1991.

. Cit, A. Sinag, T. Yumak, S. Ucar, and . Misirlioglu, Comparative pyrolysis of polyolefins (PP and LDPE) and PET, Polymer Bulletin, vol.61, issue.8, pp.817-834, 2010.
DOI : 10.1007/s00289-009-0225-x

C. Gao, C. D. Vo, Y. Z. Jin, W. Li, and S. P. Armes, Multihydroxy Polymer-Functionalized Carbon Nanotubes:?? Synthesis, Derivatization, and Metal Loading, Macromolecules, vol.38, issue.21, pp.8634-8648, 2005.
DOI : 10.1021/ma050823e