Ap´ endice A
C´ odigo de programaci´ on de la metodolog´ıa Tidwell-Mortimer
1 % Generated by MATLAB on 23−Jan−2017 1 5 : 5 0 : 1 9
2 prompt = [ ’ p l e a s e t y p e some e s t i m a t e o f t h e r e a c t i v i t y r a t i o o f monomer ’
3 ’ 2 , rO , and p r e s s e n t e r key t o c o n t i n u e−−−−−−’ ] ;
4 rO = i n p u t( prompt ) ;
5 prompt = [ ’ p l e a s e t y p e some e s t i m a t e o f t h e r e a c t i v i t y r a t i o o f monomer ’
6 ’ 1 , rG , and p r e s s e n t e r key t o c o n t i n u e−−−−−−’ ] ;
7 rG = i n p u t( prompt ) ;
8 %−−−I n i t i a l i z i n g V a r i a b l e s
9 r i=rG ;
10 r j=rO ;
11 r i i =rG ;
12 r j j =rO ;
13 r i u=rG ;
14 r j u=rO ;
15 b2 =0;
16 b1 =0;
17 C=0;
18 f=z e r o s( 1 , 1 1 ) ;
19 d e l t a 1=z e r o s( 1 , 1 1 ) ;
20 d e l t a 2=z e r o s( 1 , 1 1 ) ;
21 d e l t a 3=z e r o s( 1 , 1 1 ) ;
22 d e l t a=z e r o s( 1 , 1 1 ) ;
23 o =1;
24 w h i l e o>=1
25 C1=0;
26 C2=0;
27 C3=0;
28 C4=0;
29 C5=0;
30 s 1 =0;
31 s 2 =0;
32 s 3 =0;
33 s 4 =0;
34 r i i =r i ;
35 r j j =r j ;
36 r i u=r i ;
37 r j u=r j ;
38 f o r j =1:10
39 f ( j )= Gi ( r i , r j , gma ( j ) , o c t ( j ) ) ;
40 d e l t a 1 ( j )= YEXP( j )−f ( j ) ;
41 s 1=s 1+d e l t a 1 ( j ) ˆ 2 ;
42 end
43
44 %−−−c o m p u t a t i o n o f b1 , b2 and C
45
46 f o r k =1:10
47 C1=C1+f d e r 1 ( r i , r j , gma ( k ) , o c t ( k ) )*f d e r 2 ( r i , r j , gma ( k ) , o c t ( k ) ) ;
48 C2=C2+( f d e r 1 ( r i , r j , gma ( k ) , o c t ( k ) ) ) ˆ 2 ;
49 C3=C3+( f d e r 2 ( r i , r j , gma ( k ) , o c t ( k ) ) ) ˆ 2 ;
50 C4=C4+(YEXP( k )−f ( k ) )*f d e r 1 ( r i , r j , gma ( k ) , o c t ( k ) ) ;
51 C5=C5+(YEXP( k )−f ( k ) )*f d e r 2 ( r i , r j , gma ( k ) , o c t ( k ) ) ;
52 end;
53 C= C2*C3−C1 ˆ 2 ;
54 %−−−Computation o f S2
55 r i i = r i i +0.5*b1 ; %2
56 r j j = r j j +0.5*b2 ;
57 f o r n =1:10
58 f ( n )= Gi ( r i i , r j j , gma ( n ) , o c t ( n ) ) ;
59 d e l t a 2 ( n )= YEXP( n )−f ( n ) ;
60 s 2=s 2+d e l t a 2 ( n ) ˆ 2 ;
61 end;
62 %−−−Computation o f S3
63 r i u=r i u+b1 ;
64 r j u=r j u+b2 ;
65 f o r m=1:10
66 f (m)= Gi ( r i u , r j u , gma (m) , o c t (m) ) ;
67 d e l t a 3 (m)= YEXP(m)−f (m) ;
68 s 3=s 3+d e l t a 3 (m) ˆ 2 ;
69 end;
70 %−−−Computation o f S4 , v o l , new e s t i m a t e s o f rO and rG
71 vm=v o l 1 ( s1 , s2 , s 3 ) ;
72 r i=r i+vm*b1 ;
73 r j=r j+vm*b2 ;
74 f o r n =1:10
75 f ( n )= Gi ( r i , r j , gma ( n ) , o c t ( n ) ) ;
76 d e l t a ( n )= YEXP( n )−f ( n ) ;
77 s 4=s 4+d e l t a ( n ) ˆ 2 ;
78 end;
79
80 w h i l e s4>s 1
81 b1=b1 / 2 ;
82 b2=b2 / 2 ;
83 r i i = r i i +0.5*b1 ;
84 r j j = r j j +0.5*b2 ;
85 f o r n =1:10
86 f ( n )= Gi ( r i i , r j j , gma ( n ) , o c t ( n ) ) ;
87 d e l t a 2 ( n )= YEXP( n )−f ( n ) ;
88 s 2=s 2+d e l t a 2 ( n ) ˆ 2 ;
89 end;
90 %−−−Computation o f S3
91 r i u=r i u+b1 ;
92 r j u=r j u+b2 ;
93 f o r m=1:10
94 f (m)= Gi ( r i u , r j u , gma (m) , o c t (m) ) ;
95 d e l t a 3 (m)= YEXP(m)−f (m) ;
96 s 3=s 3+d e l t a 3 (m) ˆ 2 ;
97 end;
98 %−−−Computation o f S4 , v o l , new e s t i m a t e s o f rO and rG
99 vm=v o l 1 ( s1 , s2 , s 3 ) ;
100 r i=r i+vm*b1 ; %new v a l u e s o f rO y rG
101 r j=r j+vm*b2 ;
102 f o r n =1:10
103 f ( n )= Gi ( r i , r j , gma ( n ) , o c t ( n ) ) ;
104 d e l t a ( n )= YEXP( n )−f ( n ) ;
105 s 4=s 4+d e l t a ( n ) ˆ 2 ;
106 end;
107 end
108
109 i f abs( s4−s 1 )<0.000000000001
110 b r e a k;
111 end
112
113 end
En donde las funciones fder1, fder2, Gi y vol1 se definen a continuaci´on:
1 f u n c t i o n c=f d e r 1 ( r1 , r2 , f 1 , f 2 )
2 c=−( f 1 ˆ 2 )*( r 2*( f 2 ˆ 2 )+f 1*f 2 ) / ( r 2*( f 2 ˆ 2 ) +2*f 1*f 2+r 1*( f 1 ˆ 2 ) ) ˆ 2 ;
3 end
1 f u n c t i o n b=f d e r 2 ( r1 , r2 , f 1 , f 2 )
2 b=( f 2 ˆ 2 )*( r 1*( f 1 ˆ 2 )+f 1*f 2 ) / ( r 2*( f 2 ˆ 2 ) +2*f 1*f 2+r 1*( f 1 ˆ 2 ) ) ˆ 2 ;
3 end
1 f u n c t i o n a = Gi ( ru , rd , m1 , m2)
2 a=( rd*(m2ˆ 2 )+m1*m2) / ( rd*(m2ˆ 2 ) +2*m1*m2+ru*(m1ˆ 2 ) ) ;
3 end
1 f u n c t i o n d= v o l 1 ( z1 , z2 , z3 )
2 d=0.5+( z1−z3 ) / ( 4*( z1−2*z2+z3 ) ) ;
3 end
Bibliograf´ıa
[1] American chemical society national historic chemical landmarks. u.s. syn- thetic rubber. http://www.acs.org/content/acs/en/education/whatische mistry/landmarks/syntheticrubber.html, 1998. Fecha de consulta: 25-09-2017.
[2] E. W. Fawcett and R. O. Gibson. 90. the influence of pressure on a number of organic reactions in the liquid phase. J. Chem. Soc., pages 386–395, 1934.
[3] Andrew Peacock. Handbook of Poliethylene. Structure, Properties, and Applications.
Marcel Dekker Inc, 2000. Cap´ıtulo 2.
[4] James L. White and David D. Choi. Polyolefins. Processing, Structure Development, and Properties. Carl Hanser Verlag GmbH and Co. KG, 1995. Cap´ıtulo 1.
[5] K. Kulshreshtha, Anand and S. Talapatra. Handbook of Polyolefins. Editado por Cornelia Vasile. Marcel Dekker, 2000. Cap´ıtulo 1.
[6] Phillip D. Hustad. Frontiers in olefin polymerization: Reinventing the world’s most common synthetic polymers. Science, 325(5941):704–707, 2009.
[7] Graeme Moad and Ezio Rizzardo. Chapter 1 the history of nitroxide-mediated poly- merization. In Nitroxide Mediated Polymerization: From Fundamentals to Applica- tions in Materials Science, pages 1–44. The Royal Society of Chemistry, 2016.
[8] Dawson Kate. The raft alliance, a global community promoting innovation. 62, 1382- 1383. Australian Journal of Chemistry, 62:1382–1383, 2009.
[9] Werner Posch. 3 - polyolefins. In Myer Kutz, editor, Applied Plastics Engineering Handbook, Plastics Design Library, pages 23 – 48. William Andrew Publishing, Ox- ford, 2011.
[10] A. Zarrouki, E. Espinosa, C. Boisson, and V. Monteil. Free radical copolymerization of ethylene with vinyl acetate under mild conditions. Macromolecules, 50(9):3516–
3523, 2017.
[11] Nicole M. G. Franssen, Joost N. H. Reek, and Bas de Bruin. Synthesis of functional
’polyolefins’: state of the art and remaining challenges. Chem. Soc. Rev., 42:5809–
5832, 2013.
[12] T. C. (Mike) Chung.Functionalization of Polyolefins. Academic Press, 2002. Cap´ıtulo 2.
[13] Akifumi Nakamura, Shingo Ito, and Kyoko Nozaki. Coordination-insertion copoly- merization of fundamental polar monomers. Chemical Reviews, 109(11):5215–5244, 2009. PMID: 19807133.
[14] Yinna Na, Dan Zhang, and Changle Chen. Modulating polyolefin properties through the incorporation of nitrogen-containing polar monomers. Polym. Chem., 8:2405–
2409, 2017.
[15] C´edric Dommanget, Franck D’Agosto, and Vincent Monteil. Polymerization of ethy- lene through reversible addition–fragmentation chain transfer (raft). Angewandte Chemie International Edition, 53(26):6683–6686, 2014.
[16] Akira Matsumoto, Takeo Kumagai, Hiroyuki Aota, Hideya Kawasaki, and Ryuichi Arakawa. Reassessment of free-radical polymerization mechanism of allyl acetate ba- sed on end-group determination of resulting oligomers by maldi-tof-ms spectrometry.
Polymer Journal, pages 26–33, 2009.
[17] Sukhdeep Kaur, Dhananjay G. Naik, Gurmeet Singh, Harshad R. Patil, Ajay V.
Kothari, and Virendra K. Gupta. Poly(1-octene) synthesis using high performance
supported titanium catalysts. Journal of Applied Polymer Science, 115(1):229–236, 2010.
[18] H. Kothandaraman and M. Saroja Devi. Kinetics of polymerization of 1-octene with the catalyst systems Ticl4-Alet3 or Alet2Br.Journal of Macromolecular Science, Part A, 31(4):395–412, 1994.
[19] Zhisheng Fu, Min Liu, Zuo Fang, and Zhiqiang Fan. Synthesis and micellization beha- vior of amphiphilic graft copolymer with 1-octene as hydrophobic moiety. Journal of Applied Polymer Science, 115(4):2423–2431, 2010.
[20] Shengsheng Liu, Bin Gu, Heather A. Rowlands, and Ayusman Sen. Controlled ran- dom and alternating copolymerization of methyl acrylate with 1-alkenes. Macromo- lecules, 37(21):7924–7929, 2004.
[21] Rajan Venkatesh, Bastiaan B P Staal, and Bert Klumperman. Olefin copolymeri- zation via reversible addition-fragmentation chain transfer. Chem. Commun., pages 1554–1555, 2004.
[22] Dietrich Braun. Origins and development of initiation of free radical polymerization processes,. International Journal of Polymer Science, 2009:1 – 10, 2009.
[23] Per B. Zetterlund, Stuart C. Thickett, S´ebastien Perrier, Elodie Bourgeat-Lami, and Muriel Lansalot. Controlled/living radical polymerization in dispersed systems: An update. Chemical Reviews, 115(18):9745–9800, 2015. PMID: 26313922.
[24] David Lewis, Graeme Moad, and Ezio Rizzardo. Living radical polymerization by the raft process. 58, 10 2005.
[25] Krzysztof Matyjaszewski. General Concepts and History of Living Radical Polyme- rization, pages 361–406. John Wiley & Sons, Inc., 2003.
[26] George Odian. Principles of polymerization. Wiley Interscience, 2004. Cap´ıtulo 6.
[27] Victor E. Meyer and George G. Lowry. Integral and differential binary copolymeriza- tion equations. Journal of Polymer Science Part A: General Papers, 3(8):2843–2851, 1965.
[28] Victor E. Meyer and George G. Lowry. Integral and differential binary copolymeriza- tion equations. Journal of Polymer Science Part A: General Papers, 3(8):2843–2851, 1965.
[29] R. Van Der Meer, H. N. Linssen, and A. L. German. Improved methods of esti- mating monomer reactivity ratios in copolymerization by considering experimental errors in both variables. Journal of Polymer Science: Polymer Chemistry Edition, 16(11):2915–2930, 1978.
[30] Park M. Reilly and Hugo Patino-Leal. A bayesian study of the error-in-variables model. Technometrics, 23(3):221–231, 1981.
[31] Niousha Kazemi, Thomas A. Duever, and Alexander Penlidis. A powerful estimation scheme with the error-in-variables-model for nonlinear cases: Reactivity ratio esti- mation examples. Computers & Chemical Engineering, 48(Supplement C):200 – 208, 2013.
[32] Mark Van Den Brink, Alex M. Van Herk, and Anton L. German. Nonlinear regression by visualization of the sum of residual space applied to the integrated copolymeri- zation equation with errors in all variables. I. introduction of the model, simulations and design of experiments. Journal of Polymer Science Part A: Polymer Chemistry, 37(20):3793–3803, 1999.
[33] Carlos Guerrero-Sanchez, Simon Harrisson, and Daniel J. Keddie. High-throughput method for raft kinetic investigations and estimation of reactivity ratios in copoly- merization systems. Macromolecular Symposia, 325-326(1):38–46, 2013.
[34] R. Betancourt-Galindo, P. Y. Reyes-Rodriguez, and et al. B. A. Puente-Urbina. Synt- hesis of copper nanoparticles by thermal decomposition and their antimicrobial pro- perties. Journal of Nanomaterials, 2014:545 – 550, 2014.
[35] Paul W. Tidwell and George A. Mortimer. An improved method of calculating co- polymerization reactivity ratios. Journal of Polymer Science Part A: General Papers, 3(1):369–387, 1965.
[36] D. W. Behnken. Estimation of copolymer reactivity ratios: An example of nonlinear estimation. Journal of Polymer Science Part A: General Papers, 2(2):645–668, 1964.
[37] Alex M. van Herk. Least-squares fitting by visualization of the sum of squares space.
Journal of Chemical Education, 72(2):138, 1995.
[38] Richard L. Burden and Douglas J. Faires. An´alisis num´erico. CENGAGE Learning, 2012, 9a Edici´on. Cap´ıtulo 2.
[39] Satoshi Inoue, Takeo Kumagai, Hajime Tamezawa, Hiroyuki Aota, Akira Matsumoto, Katsutoshi Yokoyama, Yasuo Matoba, and Michirou Shibano. Pursuit of reinitiation efficiency of resonance-stabilized monomeric allyl radical generated via “degradative monomer chain transfer” in allyl polymerization. Journal of Polymer Science Part A: Polymer Chemistry, 49(1):156–163, 2011.
[40] Francisco Mart´ınez, Eugenia Uribe, and Andr´es F. Olea. Copolymerization of maleic anhydride with styrene andα-olefins. molecular and thermal characterization.Journal of Macromolecular Science, Part A, 42(8):1063–1072, 2005.
[41] Corneliu Cincu, Ferroudja Chatzopoulos, and Jean-Pierre Month´eard. Alternating copolymers: Maleic anhydride with cyclic olefins. influence of the cyclic olefin on the copolymerization process and properties of the copolymers. Journal of Macromole- cular Science, Part A, 33(sup2):83–91, 1996.
[42] A.M. Al-Sabagh, M.R. Noor El-Din, R.E. Morsi, and M.Z. Elsabee. Styrene-maleic anhydride copolymer esters as flow improvers of waxy crude oil.Journal of Petroleum Science and Engineering, 65(3):139 – 146, 2009.
[43] O. Budishevska, I. Dronj, A. Voronov, N. Solomko, A. Kohut, O. Kudina, and S. Vo- ronov. Amphiphilic polyperoxide based on an alternating copolymer of 1-octene
and maleic anhydride for interface modification. Reactive and Functional Polymers, 69(10):785 – 791, 2009.
[44] Mohammad Hossein Nasirtabrizi, Zeinab Mohammadpoor Ziaei, Aiyoub Parchehbaf Jadid, and Leila Zare Fatin. Synthesis and chemical modification of maleic anhydride copolymers with phthalimide groups. International Journal of Industrial Chemistry, 4(1):11, Feb 2013.
[45] Deniz Demircan, G¨unay Kibarer, and Zakir M. O. Rzayev. Preparation of poly(ma- alt-α-olefin-c6, 8, 12, 18)/silica nanohybrids via in situ generated nanofillers for use as a dual function organonanofiller. Journal of Chemical Sciences, 127(11):1993–2003, Nov 2015.
[46] Mohammad Hossein Nasirtabrizi, Zeinab Mohammadpoor Ziaei, Aiyoub Parchehbaf Jadid, and Leila Zare Fatin. Synthesis and chemical modification of maleic anhydride copolymers with phthalimide groups. International Journal of Industrial Chemistry, 4(1):11, Feb 2013.
[47] Al-Roomi Yousef M. and Hussain Kaneez F. Homo-oligomerization of maleic anhy- dride in nonpolar solvents: A kinetic study of deviations from nonlinear behavior.
Journal of Applied Polymer Science, 102(4):3404–3412.
[48] Isao Nagahiro, Koji Nishihara, and Naokazu Sakota. Photoinduced polymerization of maleic anhydride in dioxane. Journal of Polymer Science: Polymer Chemistry Edition, 12(4):785–792, 1974.
[49] Il Kim, Jia-Min Zhou, and Hoeil Chung. Higher α-olefin polymerizations catalyzed by rac-Me2Si(1-C5H2-2-CH3-4-tBu)2Zr(NMe2)2/Al(iBu)3/[Ph3C][B(C6F5)4].Journal of Polymer Science Part A: Polymer Chemistry, 38(9):1687–1697, 2000.
[50] Won Chae Kim and Dong Choo Lee. Synthesis of poly(maleic anhydride) and its conformation in dmf. Polymer Engineering & Science, 35(20):1600–1604, 1995.
[51] Barbara Stewart.Infrared Spectroscopy: Fundamentals and Applications. Wiley, 2004.
Cap´ıtulo 4.
[52] Marzena Bia lek and Elwira Bisz. A comparative study on the polymerization of 1- octene promoted by vanadium and titanium complexes supported by phenoxyimine and salen type ligands. Journal of Polymer Research, 20(6):164, May 2013.
[53] Zhisheng Fu, Yanbin Fan, and Zhiqiang Fan. Temperature-structure dependence of poly(1-octene-co-t-butyl acrylate) prepared by conventional free radical polymeriza- tion. 20:223, 03 2011.
[54] Sarah E. Shaw, Tiziana Russo, David H. Solomon, and Greg G. Qiao. An alternative pathway for the hydrolysis of epoxy ester compounds. Polymer, 47(25):8247 – 8252, 2006.
[55] Pradeep K. Dhal, G. N. Babu, and R. K. Nanda. Microstructure elucidation of gly- cidyl methacrylate-alkyl acrylate copolymers by carbon-13 nmr spectroscopy. Ma- cromolecules, 17(6):1131–1135, 1984.
[56] Glycidyl methacrylate and n-vinylpyrrolidinone copolymers: synthesis and nuclear magnetic resonance characterization. Polymer, 35(16):3530 – 3534, 1994.
[57] Okan Gunaydin and Faruk Yilmaz. Copolymers of glycidyl methacrylate with 3- methylthienyl methacrylate: Synthesis, characterization and reactivity ratios. Poly- mer Journal, 39:579–588, 2007.
[58] Wen-Xing Gu, Qing-Lan Li, Hongguang Lu, Lei Fang, Qixian Chen, Ying-Wei Yang, and Hui Gao. Construction of stable polymeric vesicles based on azobenzene and beta-cyclodextrin grafted poly(glycerol methacrylate)s for potential applications in colon-specific drug delivery. Chem. Commun., 51:4715–4718, 2015.
[59] Peter A. Mirau. A Practical Guide to Understanding the NMR of Polymers. Wiley- Interscience, Hoboken, 2005. Cap´ıtulo 3.
[60] S. Soundararajan, B.S.R. Reddy, and S. Rajadurai. Synthesis and characterization of glycidyl methacrylate-styrene copolymers and determination of monomer reactivity ratios. Polymer, 31(2):366 – 370, 1990.
[61] Youngil Lee, Jun rak Choi, Kwi Jong Lee, Nathan E Stott, and Donghoon Kim.
Large-scale synthesis of copper nanoparticles by chemically controlled reduction for applications of inkjet-printed electronics. Nanotechnology, 19(41):415604, 2008.
[62] P. Christian and M. Bromfield. Preparation of small silver, gold and copper na- noparticles which disperse in both polar and non-polar solvents. J. Mater. Chem., 20:1135–1139, 2010.
[63] Kenneth S. Suslick, Dominick J. Casadonte, and Stephen J. Doktycz. The effects of ultrasound on nickel and copper powders. Solid State Ionics, 32-33(Part 1):444 – 452, 1989.
[64] S. Mohammed Safiullah, K. Abdul Wasi, and K. Anver Basha. Poly(glycidyl met- hacrylate)—a soft template for the facile preparation of poly(glycidyl methacrylate) core-copper nanoparticle shell nanocomposite. Applied Surface Science, 357(Part A):112 – 121, 2015.
[65] Sameer P. Nalawade, Francesco Picchioni, and L.P.B.M. Janssen. Supercritical car- bon dioxide as a green solvent for processing polymer melts: Processing aspects and applications. Progress in Polymer Science, 31(1):19 – 43, 2006.
[66] Jocelyn Peach and Julian Eastoe. Supercritical carbon dioxide: a solvent like no other. J. Org. Chem, 10:1878 – 1895, 2014.
[67] Paul Anastas and Nicolas Eghbali. Green chemistry: Principles and practice. 39:301–
312, 12 2009.
[68] Yeong-Tarng Shieh and Kuan-Han Liu. The effect of carbonyl group on sorption of co2 in glassy polymers. The Journal of Supercritical Fluids, 25(3):261 – 268, 2003.
[69] Mohammad Z. Hossain, Yanhui Yuan, and Amyn S. Teja. Measurement of enthalpies of association between co2 and polymers via in situ atr-ftir spectroscopy. The Journal of Supercritical Fluids, 95:457 – 461, 2014.
[70] Simon Harrisson, Patrick Couvreur, and Julien Nicolas. Sg1 nitroxide-mediated poly- merization of isoprene: Alkoxyamine structure/control relationship and α,ω–chain- end functionalization. Macromolecules, 44(23):9230–9238, 2011.
[71] Varangkana Jitchum and S´ebastien Perrier. Living radical polymerization of isoprene via the raft process. Macromolecules, 40(5):1408–1412, 2007.
[72] David S. Germack and Karen L. Wooley. Isoprene polymerization via reversible addition fragmentation chain transfer polymerization. Journal of Polymer Science Part A: Polymer Chemistry, 45(17):4100–4108, 2007.
[73] Florian Brandl, Marco Drache, Jan E. S. Schier, Tristan Nentwig, David Contreras- L´opez, Enrique Sald´ıvar-Guerra, Robin A. Hutchinson, and Sabine Beuermann. Pro- pagation kinetics of isoprene–glycidyl methacrylate copolymerizations investigated via plp–sec. Macromolecular Rapid Communications, 38(14):1700105–n/a, 2017.
1700105.
[74] R. Tangthongkul, P. Prasassarakich, N. T. McManus, and G. L. Rempel. Hydrogena- tion of cis-1,4-polyisoprene catalyzed by Ru(CH=CH(Ph))Cl(CO)(PCy3)2. Journal of Applied Polymer Science, 91(5):3259–3273, 2004.
[75] Rungnapa Tangthongkul, Pattarapan Prasassarakich, and Garry L. Rempel. Hy- drogenation of natural rubber with Ru[CH=CH(Ph)]Cl(CO)(PCy3)2 as a catalyst.
Journal of Applied Polymer Science, 97(6):2399–2406, 2005.
[76] Anong Kongsinlark, Garry L. Rempel, and Pattarapan Prasassarakich. Hydrogena- ted polyisoprene-silica nanoparticles and their applications for nanocomposites with enhanced mechanical properties and thermal stability. Journal of Nanoparticle Re- search, 15(5):1612, Apr 2013.